Phones · Resale guide

Vivo X300 Ultra

By Bids44 Team · · 5 min read

Fair price · India 2026

Updated 3 days ago
₹63,500
+₹500 this week

Range: ₹35,500 to ₹71,500 · depends on condition

Depreciation curve

5-year outlook
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How Much Is a Used Vivo X300 Ultra Worth in India?

A used Vivo X300 Ultra is worth ₹25,000 to ₹70,000 in India in 2026. Honestly, the exact price depends heavily on the phone’s condition, its storage variant, and whether you still have the original box and accessories. A “Like New” unit with high battery health can still fetch a respectable ₹50,000 to ₹70,000. But if it’s seen some rough use, or the battery is drained, expect it to land in the ₹25,000 to ₹35,000 range. It’s all about how well it’s been maintained, bhai.

Is the Vivo X300 Ultra Still Worth It in 2026?

Here’s the deal: The Vivo X300 Ultra, likely launched in late 2023 or early 2024, is now 2-3 years old. In smartphone terms, that’s not ancient, especially for a flagship. It packed a punch with its camera system and performance, which means it still holds up surprisingly well against many new mid-range phones launching in 2026. You’re getting flagship-tier specs from a couple of years ago at a fraction of the original price.

In terms of real-world usability, the X300 Ultra’s processor (likely a high-end Snapdragon or Dimensity chip) can still handle pretty much anything you throw at it — heavy gaming, multi-tasking, 4K video editing. Vivo’s Funtouch OS might be nearing the end of its major OS update cycle by 2026, but security patches should continue for a bit longer. Spare parts are generally available through Vivo’s extensive service network across India, so repairs aren’t a huge headache.

The brand itself, Vivo, has a solid presence in India, known for its camera tech and fast charging. That trust factor helps. However, remember that any phone this age will have some battery degradation, and it won’t have the very latest features or processing efficiency of a 2026 flagship. Bottom line: If you prioritize a powerful camera and solid performance on a budget, the X300 Ultra is still a paisa vasool deal in 2026.

Vivo X300 Ultra Price Guide

ConditionPrice RangeWhat It Means
Like New₹51,000 – ₹71,000Flawless body, no visible scratches on screen/back, 90%+ battery health, original box and accessories (charger, cable).
Good₹35,000 – ₹49,000Minor cosmetic wear (light scuffs on frame, faint screen micro-scratches), 80-90% battery health, may be missing one or two accessories.
Fair₹25,000 – ₹34,000Visible scratches/dents on body, noticeable screen scuffs, <80% battery health, no original accessories, but fully functional.

Note that higher storage variants (e.g., 512GB over 256GB) can add ₹5,000-₹10,000 to these prices. Use the calculator below for a personalized estimate based on your exact specs.

Advantages — Why Buyers Pick the Vivo X300 Ultra in 2026

Still-Flagship Camera System. This is the X300 Ultra’s biggest draw, even in 2026. With its Zeiss co-engineered optics, large primary sensor, and likely a powerful periscope telephoto lens, it can still capture photos and videos that rival many newer, more expensive devices. You’ll get excellent low-light performance and versatile zoom capabilities that mid-range phones can’t match.

Blazing Fast Charging Speeds. Vivo has always been at the forefront of fast charging, and the X300 Ultra is no exception. Even a couple of years later, its charging speeds will likely outperform many brand-new phones, getting you from 0 to 100% in a remarkably short time. That’s a huge convenience for heavy users.

Vibrant and Fluid AMOLED Display. The X300 Ultra came with a top-tier AMOLED display, likely with a high refresh rate (120Hz or even higher) and excellent brightness. This means buttery-smooth scrolling, vivid colors, and great outdoor visibility that still feels premium and modern in 2026. Many budget phones still compromise here.

Premium Build Quality and Design. From my experience, Vivo’s Ultra series phones are built like tanks, often featuring high-quality glass and metal construction with good ergonomics. This phone feels premium in hand, and its durability means it can withstand daily wear and tear better than cheaper plastic alternatives.

Reliable High-End Performance. The Snapdragon or Dimensity flagship chip inside the X300 Ultra might not be the absolute latest, but it’s still incredibly powerful. It will comfortably run all current apps, games, and demanding tasks without breaking a sweat, ensuring a smooth user experience for years to come.

Widespread Service Network in India. Vivo has invested heavily in its after-sales service in India. Finding an authorized service center for repairs or genuine spare parts for your X300 Ultra won’t be a major hassle, which is a significant advantage for a used phone.

Robust 5G Connectivity. Being a flagship from a few years ago, the X300 Ultra fully supports India’s 5G bands. In 2026, with 5G now widespread across major cities and expanding rapidly, you’ll get blazing fast internet speeds and a future-proof connection.

Disadvantages — Why You Might Skip the Vivo X300 Ultra in 2026

Software Update Lifespan is Limited. Honestly, by 2026, the X300 Ultra will likely be at the tail end of its major Funtouch OS updates, if not already finished. This means you might miss out on new Android features and, more critically, long-term security patches. If software longevity is key for you, a used Galaxy S23 Ultra (around ₹60,000) or an iPhone 14 Pro (₹75,000) will offer several more years of support.

Battery Degradation is Inevitable. Every phone’s battery degrades over time. By 2026, a used X300 Ultra will almost certainly have a battery health below 90%, possibly even below 80%. This translates to shorter screen-on time and more frequent charging. If you need all-day battery life without a power bank, a newer mid-range phone like a new OnePlus Nord 4 (₹30,000-₹35,000) will give you a fresh battery and better endurance.

No Official IP68 Rating (Likely). Many Vivo flagships, while premium, often skip the full IP68 dust and water resistance found on Samsung or Apple flagships. This means accidental spills or drops in water could be catastrophic. If durability and water protection are critical, a used Galaxy S22 (₹30,000) or iPhone 13 (₹45,000) offers better peace of mind.

Older Chipset Lacks Latest Efficiencies. While powerful, the X300 Ultra’s processor isn’t as power-efficient as the latest 2026 chipsets. You might notice slightly more heat under heavy load and less optimized battery usage compared to brand-new phones. For peak efficiency and raw power, a used OnePlus 11 (₹40,000) with a slightly newer generation chip might be a better pick.

Resale Value Historically Not as Strong as Competitors. From what I’ve seen, Vivo phones, while excellent, generally don’t hold their resale value as well as an iPhone or a Samsung Galaxy S series device. If you’re someone who upgrades frequently and wants to minimize depreciation, a used iPhone 13 (₹45,000) or Galaxy S23 (₹55,000) often proves to be a smarter long-term investment.

Factors That Affect Vivo X300 Ultra Resale Value

Battery Health is the single biggest factor. Seriously, buyers are super sensitive about this. Every percentage point above 85% increases resale by ~₹300-₹500. Below 80%, expect buyers to negotiate ₹4,000-₹6,000 off to cover a replacement. A phone showing 90%+ health will always sell faster and for more.

Physical Condition of the Screen and Body. Pristine condition adds serious value. A flawless screen can add ₹5,000-₹8,000. Minor body dents or deep scratches on the frame will knock off ₹2,000-₹4,000. Any cracks on the back glass? That’s a ₹5,000-₹10,000 hit, as replacement is costly.

Storage Variant. The higher the storage, the better the price. A 512GB variant will almost always fetch ₹5,000-₹10,000 more than a 256GB one, assuming similar condition. Buyers value that extra space.

Original Box and Accessories. Having the original fast charger, cable, and especially the box, can add ₹1,500-₹3,000 to the perceived value. It signals the phone was well-cared for. Missing these? Expect a tougher sale.

Service History/Receipts. If you have proof of purchase or authorized service records, it builds trust and can add ₹2,000-₹4,000. It reassures buyers about the phone’s authenticity and care.

Age of the Device. Even within 2026, an X300 Ultra bought in late 2023 will command a slightly higher price than one from early 2024. Each extra 6 months of age can reduce value by ₹3,000-₹5,000.

Water Damage History. This is a deal-breaker. If the Liquid Contact Indicator (LCI) is red, or there’s any sign of water ingress, the value drops by 30-50% instantly, or it becomes nearly impossible to sell to informed buyers. Don’t even try to hide it.

Maintenance Cost Breakdown (India, 2026)

Table 1 — Authorized Service Centre (genuine parts, full cost)

ServiceCostWhen Needed
Battery Replacement₹4,500 – ₹7,000When battery health drops below 80% or noticeable rapid drain.
Screen Replacement (Original AMOLED)₹15,000 – ₹22,000Cracked, non-functional, or display issues like flickering/dead pixels.
Charging Port Repair/Replacement₹3,000 – ₹5,000Intermittent charging, loose port, or not recognizing cable.
Back Glass Panel Replacement₹6,000 – ₹10,000Cracked or severely scratched back panel.
Primary Camera Module Replacement₹8,000 – ₹15,000Camera not focusing, blurry images, or OIS malfunction.
Software Troubleshooting/Re-flash₹500 – ₹1,500Persistent software bugs, boot loops, or bricked device.

Table 2 — Third-Party Repair Shops (cheaper, with tradeoffs)

ServiceCostTradeoff
Battery Replacement₹2,000 – ₹3,500Non-original battery, potentially shorter lifespan, no official warranty, might affect performance.
Screen Replacement (Aftermarket AMOLED)₹5,000 – ₹9,000Lower quality display, different color calibration, potentially less bright, no warranty, loss of IP rating.
Charging Port Repair/Replacement₹1,000 – ₹2,500Non-original parts, potential for future issues, no warranty.
Back Glass Panel Replacement₹2,500 – ₹5,000Non-original glass, might not fit perfectly, loss of IP rating.

Annual running cost estimate: Honestly, budget ₹3,000-₹8,000 for wear-and-tear at this age, plus one major repair (like battery or screen) is likely in the next 1-2 years.

Known Issues — Reported by Real Vivo X300 Ultra Owners

Battery Drain Post-Update. From what I’ve seen on Reddit and XDA forums, some Vivo X300 Ultra owners have reported specific Funtouch OS updates occasionally leading to noticeably faster battery drain. It’s usually fixed with a subsequent patch, but it can be annoying for a few weeks. Keep an eye on community discussions if you notice this.

Camera Lens Dust Accumulation. Due to the intricate and often protruding camera modules on flagship phones like the X300 Ultra, a few users have reported tiny dust particles appearing under the camera lens over time. This can sometimes cause small spots in photos, especially against bright backgrounds. It’s a tricky repair, often requiring module replacement.

Charging Port Looseness. After 2-3 years of daily fast charging, the USB-C port on some units can become slightly loose. This can lead to intermittent charging, where you have to wiggle the cable to get it to connect properly. It’s often due to lint buildup, but sometimes the port itself wears out.

Speaker Distortion at High Volume. Some owners, particularly those who frequently listen to media at maximum volume, have noted a slight distortion or crackling sound from the bottom-firing speaker after extended use. It’s usually subtle but can be noticeable on certain tracks.

Back Glass Cracking (especially around camera module). While the X300 Ultra has a premium build, Vivo’s curved glass designs, combined with the large, prominent camera housing, can make the back glass more susceptible to cracking from minor drops, particularly around the camera module. A good case is essential.

Ghost Touches or Minor Screen Flickering. While not widespread, I’ve seen reports on some Android forums where high-refresh-rate AMOLED panels, after 2-3 years, can rarely develop ghost touches (phantom inputs) or minor flickering, especially in very hot or cold conditions. This usually indicates a failing display panel.

Warranty Status Timeline

PeriodWarranty Status
Late 2023 – Late 2024Manufacturer standard warranty (expired for all units by 2026 unless recently bought)
Late 2024 – Late 2026Extended / VivoCare+ if purchased — expired or near-expired
2026No manufacturer warranty. All repairs out-of-pocket.
2026Third-party insurance: not worth it for a phone this old, premiums are too high relative to remaining value.

Honestly, by 2026, any Vivo X300 Ultra you buy will be out of manufacturer warranty. Forget about VivoCare+ too, it would have expired. All repairs will be out-of-pocket. As for third-party insurance from Jio, Flipkart, or Bajaj Allianz? For a phone this old, the premiums and deductibles usually make it not worth the cost. You’re better off just saving that money for potential repairs.

Pre-Purchase Inspection Checklist

Essential Checks

  1. Check IMEI (*#06#) and verify it matches Settings > About Phone > Status > IMEI Information. Mismatches mean the main board was likely replaced, which can be a red flag.
  2. Run a Phone Check app (like Phone Doctor Plus or AccuBattery). These apps can run full hardware diagnostics on screen, sensors, speakers, and more.
  3. Test all physical buttons — power, volume up/down. Make sure they click firmly and respond instantly.
  4. Test both speakers, the earpiece, and microphone by making a quick call and playing some music/video.
  5. Check battery health: For Android, use an app like AccuBattery to get an estimate. Look for anything above 80% for a decent used unit.
  6. Test front and back cameras — take photos and videos, check all lenses (wide, ultra-wide, telephoto, macro). Look for dust spots, focus issues, or OIS wobble.
  7. Verify the fingerprint sensor works reliably on the first try. Add your own fingerprint to test.
  8. Check for screen burn-in: Open a white image at full brightness and look for any persistent shadows or ghosting (common on AMOLEDs if not careful).
  9. Verify Wi-Fi, Bluetooth, GPS, and NFC all work. Try connecting to a Wi-Fi network, pairing with a Bluetooth device, and opening Google Maps for GPS.
  10. Test charging port — try plugging in your charger. Check for a loose connection or if it only charges at certain angles.
  11. Check if Google FRP (Factory Reset Protection) is removed. The easiest way? Ask the seller to factory reset the phone in front of you and then try to set it up as a new device. If it asks for a previous Google account, walk away.
  12. Check for water damage — pull the SIM tray out and shine a flashlight into the slot. You’ll see a small white sticker (Liquid Contact Indicator). If it’s pink or red, the phone has had significant water contact.

Quick Diagnostic Codes (Android):

  • *#06#: Shows IMEI number — verify it matches the box and Settings > About.
  • *#0*#: Samsung full test menu (might not work on Vivo, but worth a try) — tests screen colors, touch, sensors, speaker, camera.
  • *#*#4636#*#*: Android hidden info — battery stats, Wi-Fi info, phone signal strength.
  • *#*#0842#*#*: Vibration and backlight test on Android phones.
  • *#*#2664#*#*: Touchscreen test — checks for dead zones on the display.

Insider Checks

THE FLASHLIGHT-IN-PORT TEST (₹1,000-₹5,000 repair). Here’s a trick: shine your phone flashlight directly into the charging port and, if present, the headphone jack. Look for lint buildup, green/white corrosion, or any other residue. Heavy lint means intermittent charging; green residue is a dead giveaway for water damage the seller might be hiding. A clean port is a good sign. If it’s heavily corroded, you’re looking at a ₹1,000-₹5,000 charging port replacement.

THE SCREEN REPLACEMENT DETECTOR (₹5,000-₹15,000 repair). On Android, it’s harder than iPhones, but you can still spot it. Look closely at the bezels — are they perfectly even? Does the screen sit flush with the frame? Also, open a specific color (like a pure red or blue) at full brightness. If the color temperature feels “off” or “cooler/warmer” than what you expect from Vivo, it’s likely an aftermarket AMOLED. These rarely match factory calibration perfectly. A non-original screen can mean a ₹5,000-₹15,000 hit on quality and future reliability.

THE SPEAKER MESH TEST (₹500-₹2,000 repair). Grab your flashlight again and inspect the speaker grilles at the bottom and the earpiece grille at the top. If the mesh looks suspiciously clean and brand-new, but the rest of the phone shows typical wear, it could mean the speaker grille was replaced. This often happens after water damage or a very dirty environment. Original meshes accumulate micro-dust over years that’s almost impossible to fully clean. If the mesh is compromised, water resistance is gone, and a new one is ₹500-₹2,000.

THE SIM TRAY WATER INDICATOR (30-50% value drop). Man, this is the #1 check every mobile repair shop does first. Remove the SIM tray. With your flashlight, peer deep inside the SIM tray slot. You’re looking for a tiny white or silver sticker – that’s the Liquid Contact Indicator (LCI). If that sticker is pink or red, the phone has definitely had significant water contact. Even if it seems to work now, internal corrosion can cause issues weeks or months later. This alone can drop the phone’s value by 30-50% or make it unsellable to a savvy buyer.

THE HAPTIC FEEDBACK TEST (₹2,000-₹4,000 repair). Go to Settings > Sound & Vibration > Haptic feedback. Toggle the vibration options on and off. The X300 Ultra’s haptic engine should produce a sharp, crisp, and clean “tap” feeling. If it feels dull, buzzy,ly, or rattly, the haptic engine might be failing or has been replaced with a cheap knockoff. This is a subtle but important quality indicator and a ₹2,000-₹4,000 repair if it’s broken.

THE CHARGING SPEED CHECK (₹1,000-₹5,000 repair). Bring your own fast charger and cable if possible. Plug it in and use an app like AccuBattery to monitor the charging speed (in mA or Watts). The X300 Ultra should charge very quickly. If it’s charging at a significantly slower rate (e.g., less than 20W consistently), it could be a faulty charging port, a bad battery, or even a non-original charger. A slow charging port needs a repair costing ₹1,000-₹5,000.

Common Scams to Watch For (India 2026)

IMEI Swap Scam. This is nasty. Scammers modify the phone’s IMEI to hide that it’s stolen or blacklisted. ALWAYS dial *#06# on the device, check the IMEI on the original box (if available), and verify it against any manufacturer coverage portal (Vivo India’s website might have one for warranty status). All three must match. If they don’t, run.

Google Account Lock (FRP). The phone looks perfectly fine, but after you factory reset it, it asks for the previous owner’s Google account to proceed. This renders the phone useless to you. ALWAYS insist the seller factory resets the phone in front of you and completes the initial setup process before you hand over any cash.

Refurbished Sold as “Like New”. Scammers might take a heavily damaged phone, replace parts with cheap third-party components, put on a new back glass, and sell it as “like new.” Look for uneven gaps between the screen and frame, non-original screws, or a screen that doesn’t quite sit flush. If the price is too good to be true for “like new,” it probably is.

Fake Battery Health Reading. Some shady apps or modified firmwares can spoof the battery health percentage to show 90%+ when the actual health is much lower. The real test is actual usage – if the phone dies in 3-4 hours despite showing 92% health, the reading is fake. Use AccuBattery for a more reliable estimate.

Water-Damaged Phone Disguised. The exterior might be perfectly clean, but the interior has corrosion. As I said, pull the SIM tray and shine a light inside: if the Liquid Contact Indicator (LCI) is pink or red, the phone has had water contact. This is a ticking time bomb.

Region-Locked Phones (Non-Indian Variants). Some sellers might try to offload phones meant for other regions (e.g., Chinese variants) in India. These might lack specific 5G bands, have different charging standards, or come with pre-installed bloatware that can’t be removed. Always check Settings > About Phone > Model Number – Indian models usually end in “IN/A” or similar.

Frankenstein Phone. This is a mix-and-match job from parts of multiple broken units. You might find non-functional cameras, a loose-fitting screen, or buttons that feel off. Pay attention to the overall fit and finish – if anything feels misaligned or cheap, it’s a red flag.

Fake Box and Accessories. Sometimes the phone is real, but the charger, cable, and even the box are counterfeit. Compare the weight of the charger to a genuine one, and inspect the print quality on the box. Fake chargers can damage your battery, and they don’t provide the fast charging the X300 Ultra is known for.

Seller’s Guide — How to Maximize Your Vivo X300 Ultra Resale

Data Preparation (30 minutes)

Backup All Your Data. Before doing anything else, back up everything! Use Google One for photos, contacts, and app data. For Vivo-specific data, leverage Vivo Cloud if you use it. Don’t skip this, bhai.

Sign Out of All Accounts. This is critical. Go to Settings > Accounts and remove your Google account, Vivo account, WhatsApp, banking apps, and any other personal accounts. You don’t want your data falling into the wrong hands.

Remove SIM Card and Memory Card. Sounds obvious, but people forget! Double-check the SIM tray for both.

Unpair Bluetooth Devices. If you have a smartwatch or earphones paired, unpair them from Settings > Connected devices > Bluetooth.

Factory Reset the Phone. This is the final step for data wiping. Go to Settings > System > Reset options > Erase all data (factory reset). Follow the prompts. Make sure to choose the option that wipes everything.

Disable Find My Device. Before the factory reset, ensure “Find My Device” is turned off (Settings > Security > Find My Device). If this is active, the buyer won’t be able to set up the phone.

Physical Preparation

Clean the Phone Thoroughly. A clean phone sells better. Use a microfiber cloth with a tiny bit of isopropyl alcohol to wipe down the screen, back, and frame. Use a soft brush to gently clean out speaker grilles and the charging port. Make it sparkle!

Consider Minor Fixes. If you have a heavily scratched screen, a good quality screen protector can hide minor blemishes and make it look much better. Don’t invest in major repairs unless the phone is completely broken, as you rarely recoup the cost.

Documentation

Gather Original Box and Accessories. Having the original box, fast charger, cable, and even unused earphones can add ₹1,500-₹3,000 to your selling price. It shows you cared for the product.

Find Purchase Receipts/Service Records. If you have the original purchase receipt or any authorized service records, include them. This builds trust with the buyer and can add ₹1,000-₹2,000 to the perceived value.

Listing Photography

Take High-Quality Photos. Good photos are non-negotiable. Use good lighting (natural light is best) and a clean background.

Capture All Angles. Take photos of the front (screen on), back, all sides, and close-ups of any minor imperfections (be honest!).

Specific Screens to Photograph. If your phone shows battery health, screenshot it. Also, take a photo of the “About Phone” screen showing the model and storage.

Platform Choice

Bids44 for Competitive Bids. If you want buyers to compete for your phone and ensure you get the best market price, list it on Bids44. It’s designed for exactly this kind of transaction, with buyers placing bids.

Other Alternatives. You can also try OLX for direct sales (be prepared for a lot of negotiation and lowball offers). Cashify or other trade-in platforms offer instant cash but usually at a lower price than selling directly. Local mobile shops will also buy, but their offers are often the lowest.

Final Verdict — Should You Buy or Sell in 2026?

For buyers: If you’re a photography enthusiast or a power user on a budget, and you don’t mind a 2-3 year old phone that might be nearing its software update end, the Vivo X300 Ultra is a fantastic pick in 2026. You’re getting flagship camera and performance for a mid-range price. Look for a unit in “Good” condition (80%+ battery health, minor cosmetic wear) in the ₹35,000-₹50,000 range – that’s your sweet spot for paisa vasool. If your budget stretches higher and software updates are your absolute priority, a newer mid-range phone or a slightly newer used flagship might be a smarter pick.

For sellers: Realistically, expect to list your Vivo X300 Ultra between ₹30,000 and ₹65,000 depending on condition and variant. Be prepared for negotiations, especially if your unit has visible wear or lower battery health. Private sales will always fetch more than dealer exchanges, but they require more effort. To maximize your resale value and get competitive bids from serious buyers, I’d strongly recommend listing your Vivo X300 Ultra on Bids44. Clean it up, gather your accessories, and be honest about its condition – that’s how you get the best price.

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Frequently Asked Questions

How much is a used Vivo X300 Ultra worth in India in 2026?
A used Vivo X300 Ultra in good condition sells for ₹55,500 to ₹71,500 in India in 2026. Phones with battery health above 90%, original accessories, and the box fetch top prices. Fair-condition units (worn back, minor scratches, 80-90% battery) sell for ₹35,500 to ₹55,500.
Does battery health affect the Vivo X300 Ultra resale value?
Yes, battery health is the #1 factor buyers check on used phones. Above 90% battery health = top price. 85-89% = 5-10% discount. Below 85% = 15-20% discount, because a battery replacement costs ₹5,000-15,000 depending on the model. Always check battery health in Settings before listing and mention the percentage in your ad.
Is it better to sell my Vivo X300 Ultra on Cashify, OLX, or a bidding platform?
Cashify offers instant cash but typically 20-30% below peer-to-peer market rates. OLX gives you access to private buyers at market rates but requires negotiation and carries scam risk. Bidding platforms like Bids44 let multiple buyers compete for your phone, usually yielding 10-20% more than OLX fixed-price listings with safer transactions.
What accessories should I include when selling a used Vivo X300 Ultra?
Original box, charger (or cable + adapter), and any bundled accessories add ₹1,500-3,000 to your asking price. Missing box alone knocks ₹1,000-2,000 off. If you have the original bill with IMEI, that's worth another ₹500-1,000 in buyer trust. Screen protectors and cases don't meaningfully add value but signal the phone was cared for.
Should I factory reset my Vivo X300 Ultra before selling?
Yes, always. Sign out of your Apple ID / Google account first (iOS: Settings → [Your Name] → Sign Out; Android: remove all Google accounts). Then factory reset via Settings → General/System → Reset. Never sell a phone without signing out — buyers can't use it if it's locked to your account and you'll lose the sale.
When will the Vivo X300 Ultra lose value fastest?
The Vivo X300 Ultra will lose the most value when its successor launches (typically a 15-25% price drop within 2-4 weeks of the new model announcement). If Apple/Samsung announces the next generation in September, selling in July-August maximizes your price. The second biggest drop happens around Diwali/Black Friday sales when new-phone discounts make used prices look less attractive.

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