OnePlus 15 vs Realme GT 8 Pro: Which Flagship Should You Buy in 2025? (Ultimate Comparison Guide)

Flagship smartphone buyers in India finally have two fresh power-packed options: OnePlus 15 and Realme GT 8 Pro.
Both phones bring top-end performance, 50MP flagship cameras, super-bright AMOLED displays, and blazing-fast charging. But with similar prices (₹72,999–₹79,999), choosing the right one can be confusing.

This article compares the OnePlus 15 vs Realme GT 8 Pro in easy words, highlighting key specs, performance, camera quality, battery, design, offers, and finally answering: Which one delivers better value in 2025?

Key Highlights at a Glance

FeatureOnePlus 15Realme GT 8 Pro
CPUSnapdragon 8 Elite Gen 5Snapdragon 8 Elite Gen 5
RAM/Storage12GB/256GB, 16GB/512GBUp to 16GB/512GB
Display6.78″ FHD+, 165Hz6.79″ 2K 144Hz, 7000 nits
Cameras50MP + 50MP + 50MP200MP telephoto + 50MP main + 50MP ultra-wide
Battery7300mAh7000mAh
Charging120W + 50W wireless120W + 50W wireless
SoftwareOxygenOS 16 (Android 16)realme UI 7 (Android 16)
Offer PriceFrom ₹68,999 with bank + exchangeFrom ₹72,999 with bank + exchange

OnePlus 15 vs Realme GT 8 Pro: Full Comparison

1. Performance – Snapdragon 8 Elite Gen 5:

Both phones are powered by the latest Snapdragon® 8 Elite Gen 5 chipset, the world’s fastest mobile CPU in 2025.

OnePlus 15 performance

  • Snapdragon 8 Elite Gen 5 + OP Gaming Core
  • LPDDR5X Ultra memory
  • Adaptive cooling
  • Always-on 120FPS gaming
  • Better thermal control in long gaming sessions

Realme GT 8 Pro Performance

  • Snapdragon 8 Elite Gen 5
  • Up to 16GB LPDDR5X RAM
  • Faster touch sampling (360Hz)
  • AI-powered processing for Google AI Pro & RICOH GR camera
  • Excellent benchmark scores
  • Very quick app opening and animations

2. Display Comparison

OnePlus 15 Display

  • 6.78-inch FHD+ AMOLED
  • 165Hz refresh (highest in gaming mode)
  • Gorilla Glass Victus 2
  • Very slim 1.15mm bezels

Realme GT 8 Pro Display

  • 6.79-inch 2K AMOLED
  • 144Hz refresh
  • Peak brightness: 7000 nits (world-leading)
  • Richer colours and sharper details

3. Camera Comparison – Realme Takes the Lead

OnePlus 15 Cameras

  • Triple 50MP flagship setup
  • Sony IMX906 main sensor
  • 3.5X optical zoom
  • 120X digital zoom
  • DetailMax Engine for night/motion shots
  • Strong video support (4K 120fps, Dolby Vision)

Realme GT 8 Pro Cameras

  • 200MP telephoto (highlight feature)
  • 50MP main (f/1.8)
  • 50MP ultra-wide
  • RICOH GR camera mode
  • Google AI processing
  • 4K 120fps Dolby Vision + pro controls

Realme advantages:

  • 200MP telephoto delivers insane zoom clarity
  • More professional shooting modes
  • More accurate colour science with RICOH GR

4. Battery & Charging

OnePlus 15

  • 7300mAh (dual-cell 3650mAh)
  • 120W SUPERVOOC
  • 50W wireless

Realme GT 8 Pro

  • 7000mAh Titan Battery
  • 120W charging
  • 50W wireless

5. Design & Build Quality

OnePlus 15

  • Super-slim bezels (1.15mm)
  • Lighter Sand Storm colour variant
  • Premium aluminium frame
  • In-display ultrasonic fingerprint sensor

Realme GT 8 Pro

  • Diary White and Urban Blue unique finishes
  • Slightly thicker
  • Premium metal build

6. Software Experience – OxygenOS Wins Easily

OnePlus 15

  • OxygenOS 16 (Android 16)
  • Google Gemini + OnePlus AI
  • Clean, smooth, clutter-free
  • Best long-term updates

Realme GT 8 Pro

  • realme UI 7 (Android 16)
  • Feature-rich
  • Slightly more bloatware

7. Connectivity & Features

Both phones offer:

  • 5G (n1/n3/n5/n7/n28/n77/n78 support)
  • Wi-Fi 7
  • Bluetooth 6.0
  • NFC
  • Infrared remote (both have it)

8. Price & Offers

Official MRP

  • OnePlus 15: ₹76,999
  • Realme GT 8 Pro: ₹79,999

After Bank + Exchange Offers

  • Both phones get up to ₹7,000 total discount
  • Both phones offer extra exchange bonus
  • OnePlus gives extra RCC (Red Cable Club) perks

Final effective price:

Conclusion: Which One Should You Buy?

Buy OnePlus 15 if you want:

✔ Best performance for long gaming
✔ Better battery backup (7300mAh)
✔ Cleaner & smoother software (OxygenOS 16)
✔ Slimmer and more premium in-hand feel
✔ Lower effective price

Buy Realme GT 8 Pro if you want:

✔ Best display (7000 nits, 2K)
✔ Best camera setup (200MP telephoto + RICOH GR)
✔ Flagship photography & vlogging
✔ AI-rich imaging features

Read more: Realme GT 8 Pro Dream Edition Review: The Ultimate Snapdragon 8 Elite Flagship
OnePlus 15 Full Specifications and Honest Review: Everything You Must Know Before Buying

FAQs about OnePlus 15 vs Realme GT 8 Pro

1. Which phone has the better camera?
Realme GT 8 Pro has the better camera due to its 200MP telephoto and advanced RICOH GR imaging.

2. Which smartphone is better for gaming?
OnePlus 15 performs better for gaming thanks to OP Gaming Core and 165Hz support.

3. Which has better battery life?
OnePlus 15 lasts longer with a 7300mAh battery.

4. Which display is brighter?
Realme GT 8 Pro (7000 nits) is the world’s brightest smartphone display.

5. Which phone offers better value for money?
OnePlus 15 delivers better value due to its lower offer price and premium UI.

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