Home Phone comparison Oppo Realme GT3 and Realme 15 5G - Which is better?

Oppo Realme GT3 vs Realme 15 5G

71 out 100
Oppo Realme GT3
VS
70 out 100
Realme 15 5G
Oppo Realme GT3
Realme 15 5G

Compared 2 smartphones : Oppo Realme GT3 Manufactured in March, 2023, with display 6.74 with chipsetQualcomm Snapdragon 8 Plus Gen 1, vs Realme 15 5G, Manufactured in July, 2025 with chipsetMediaTek Dimensity 7300 Plus. 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
  • Supports Dolby Atmos
Reasons to choose Realme 15 5G
  • Larger display: 6.8in
  • Higher pixel density: 453ppi
  • Lighter design: 187g vs 199g
  • Higher battery capacity: 7000mAh vs 4600mAh
  • Newer Bluetooth version: 5.4 vs 5.3

Versions

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

Review

Key Specs Oppo Realme GT3 and Realme 15 5G
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
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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
Realme 15 5G

Display

Display quality comparison
Type AMOLED OLED
Size 6.74 in 6.8 in
Resolution 1240x2772 pixels 1280x2800 pixels
Aspect ratio 20:9 19.5:9
Pixel density 451 ppi 453 ppi
Refresh rate 144 Hz 144 Hz
Adaptive refresh rate Yes Yes
Max brightness 500 nits 1800 nits
HDR support Yes HDR10+ Yes, HDR10+
Touch Sampling Rate n/a 240 Hz
Screen-to-body ratio 88.3 % 91.9 %
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
Realme 15 5G
n/a

Design & Build

Design and ergonomics comparison
Height 163.9 mm (6.45 in) 162.27 mm (6.39 in)
Width 75.8 mm (2.98 in) 76.16 mm (3 in)
Thickness 8.9 mm (0.35 in) 7.66 mm (0.3 in)
Weight 199 g (7.02 oz) 187 g (6.6 oz)
Water resistance No IP68
Cooling system Vapor chamber n/a
Back panel Glass n/a
Frame Plastic Plastic
Colors - White
- Black		 - Silver
- Green
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Oppo Realme GT3
88.3 %
Realme 15 5G
91.9 %

Performance

Testing Oppo Realme GT3 and Realme 15 5G In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Plus Gen 1 MediaTek Dimensity 7300 Plus
Max Frequency 3190 MHz 2600 MHz
CPU Cores 8 (1 + 3 + 4) 8 (4 + 4)
Architecture - 4/2 (Cortex-A510)
- 3/2.75 (Cortex-A710)
- 1/3.2 (Cortex-X2)		 - 4/2 (Cortex-A55)
- 4/2.5 (Cortex-A78)
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor Hexagon MediaTek APU 655
Graphics Adreno 730 Mali-G615 MP2
GPU Cores 1024 256
GPU Frequency 900 MHz 1047 MHz
FLOPS 1843.2 GFLOPS 536.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme GT3
1446
Realme 15 5G
1014
Geekbench 6 (Multi-Core)
Oppo Realme GT3
4021
Realme 15 5G
2916
Geekbench 6 (Single-Core)14461014
Geekbench 6 (Multi-Core)40212916
Geekbench Compute (GPU)n/a2497
Sources: Geekbench v6 [Oppo Realme GT3], [Realme 15 5G]
AnTuTu 10
AnTuTu 10
Oppo Realme GT3
1304562
Realme 15 5G
728221
CPU336137212437
GPU464682149032
Memory237717185085
UX266026181667
NanoReview Score1304562728221
3DMark Wild Life
3DMark Wild Life
Oppo Realme GT3
10143
Realme 15 5G
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		 8 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency n/a 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB
- 1024 GB		128 GB
Storage TypeUFS 3.1UFS 3.1
Memory CardNoNo

Software

OS Android 13 (Upgradeable to Android 14) Android 15
UI Skin Realme UI 4.0 Realme UI 6.0

Battery

Volume 4600 mAh 7000 mAh
Max Charging Power 240 W 80 W
Battery Type Li-Po Li-ion
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (50% in 4 min) Yes
Full Charge Time 0:11 h n/a
Battery Life Test
Battery Life
Oppo Realme GT3
23:18
Realme 15 5G
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 Digital
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Wide-angle lens 112 ° 112 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.8
Focal length24 mm24 mm
SensorSony IMX890Sony IMX896
Sensor size1/1.561/2
Pixel size1 μmn/a
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Ultra-wide lens
Matrix8 MP8 MP
Aperturef/2.2f/2.2
Focal length16 mm16 mm
SensorSony IMX355n/a
Sensor size1/4.0n/a
Pixel size1.14 μmn/a
StabilizationDigitalDigital

Front camera

Matrix 16 MP 50 MP
Photo resolution 4920x3264 pixels 8192x6144 pixels
Aperture f/2.5 n/a
Focal length 25 mm n/a
Sensor CMOS CMOS
Sensor size 1/3.09 n/a
Autofocus No n/a
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
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 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes No
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G Bandsn/aGSM 850/900/1800MHz
3G Bandsn/aWCDMA 1/5/8
LTE Bands*n/aLTE (B1/B3/B5/B8/B40/B41)
LTE category20n/a
5G SupportYesYes

Sound

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

Other

Class Flagship Mid-range
Announced February, 2023 yr July, 2025 yr
Release Date March, 2023 yr July, 2025 yr
Launch Price ($) 650 n/a
MSRP ($) n/a 280
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, 80 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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