Home Phone comparison Oppo Realme GT3 and OnePlus 15 - Which is better?

Oppo Realme GT3 vs OnePlus 15

71 out 100
Oppo Realme GT3
VS
91 out 100
OnePlus 15
Oppo Realme GT3
OnePlus 15

Compared 2 smartphones : Oppo Realme GT3 Manufactured in March, 2023, with display 6.74 with chipsetQualcomm Snapdragon 8 Plus Gen 1, vs OnePlus 15, Manufactured in October, 2025 with chipsetQualcomm Snapdragon 8 Elite Gen 5. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Oppo Realme GT3
  • Higher pixel density: 451ppi
  • Lighter design: 199g vs 211g
  • Supports Dolby Atmos
Reasons to choose OnePlus 15
  • Larger display: 6.78in
  • Higher refresh rate: 165Hz
  • Higher battery capacity: 7300mAh vs 4600mAh
  • Newer Bluetooth version: 6.0 vs 5.3
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 12/256 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Oppo Realme GT3 and OnePlus 15
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Oppo Realme GT3
vs
OnePlus 15

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.74 in 6.78 in
Resolution 1240x2772 pixels 1272x2772 pixels
Aspect ratio 20:9 19.5:9
Pixel density 451 ppi 450 ppi
Refresh rate 144 Hz 165 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 500 nits 1800 nits
HDR support Yes HDR10+ Yes, Dolby Vision
Screen-to-body ratio 88.3 % 91.2 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Oppo Realme GT3
964 nits
OnePlus 15
n/a

Design & Build

Design and ergonomics comparison
Height 163.9 mm (6.45 in) 161.4 mm (6.35 in)
Width 75.8 mm (2.98 in) 76.7 mm (3.02 in)
Thickness 8.9 mm (0.35 in) 8.1 mm (0.32 in)
Weight 199 g (7.02 oz) 211 g (7.44 oz)
Water resistance No IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Plastic Metal
Colors - White
- Black		 - Black
- Gold
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Oppo Realme GT3
88.3 %
OnePlus 15
91.2 %

Performance

Testing Oppo Realme GT3 and OnePlus 15 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Plus Gen 1 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3190 MHz 4600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/2 (Cortex-A510)
- 3/2.75 (Cortex-A710)
- 1/3.2 (Cortex-X2)		 6/3.63 ()
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 730 Adreno 840
GPU Cores 1024 1536
GPU Frequency 900 MHz 1200 MHz
FLOPS 1843.2 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme GT3
1446
OnePlus 15
3726
Geekbench 6 (Multi-Core)
Oppo Realme GT3
4021
OnePlus 15
11199
Geekbench 6 (Single-Core)14463726
Geekbench 6 (Multi-Core)402111199
Geekbench Compute (GPU)n/a27829
Sources: Geekbench v6 [Oppo Realme GT3], [OnePlus 15]
AnTuTu 10
AnTuTu 10
Oppo Realme GT3
1304562
OnePlus 15
3434737
CPU336137968935
GPU4646821235307
Memory237717489823
UX266026740672
NanoReview Score13045623434737
3DMark Wild Life
3DMark Wild Life
Oppo Realme GT3
10143
OnePlus 15
n/a
Stability62 %n/a
Graphics Test60 fpsn/a
Graphics Score10143n/a
Sources: 3DMark [Oppo Realme GT3]

Memory

RAM
RAM Size - 8 GB
- 12 GB
- 16 GB		 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency n/a 5300 MHz
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB
- 1024 GB		256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardNoNo

Software

OS Android 13 (Upgradeable to Android 14) Android 16
UI Skin Realme UI 4.0 OxygenOS 16

Battery

Volume 4600 mAh 7300 mAh
Max Charging Power 240 W 120 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging No Yes, (Wireless)
Fast Charging Yes (50% in 4 min) Yes (50% in 15 min)
Full Charge Time 0:11 h 0:43 h
Battery Life Test
Battery Life
Oppo Realme GT3
23:18
OnePlus 15
n/a
Web Browsing06:52 hn/a
Video Playback11:34 hn/a
Games04:38 hn/a
Standby Mode148 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Optical, 3.5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Wide-angle lens 112 ° 116 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.8
Focal length24 mm24 mm
SensorSony IMX890Sony LYTIA-T808
Sensor size1/1.561/1.56
Pixel size1 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/2.8
Focal lengthn/a85 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP50 MP
Aperturef/2.2f/2.0
Focal length16 mm15 mm
SensorSony IMX355Samsung S5KJN5
Sensor size1/4.01/2.76
Pixel size1.14 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 32 MP
Photo resolution 4920x3264 pixels 6560x4928 pixels
Aperture f/2.5 f/2.4
Focal length 25 mm 21 mm
Sensor CMOS Sony IMX615
Sensor size 1/3.09 1/2.74
Pixel size n/a 0.8 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No

Other

Class Flagship Flagship
Announced February, 2023 yr October, 2025 yr
Release Date March, 2023 yr October, 2025 yr
Launch Price ($) 650 n/a
MSRP ($) n/a 899
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 240 W Yes, 120 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider OnePlus 15 the clear winner in this comparison.

Survey

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1 (50%)
1 (50%)
Total Votes: 2

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