Oppo Realme GT Master Edition vs Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Oppo Realme GT Master Edition Manufactured in July, 2021, with display 6.43 with chipsetQualcomm Snapdragon 778 5G, vs Xiaomi Redmi Note 15 4G, Manufactured in December, 2025with chipsetMediaTek Helio G100 Ultra. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Oppo Realme GT Master Edition
  • Higher pixel density: 402ppi
  • Lighter design: 174g vs 183.7g
  • Includes charger
Reasons to choose Xiaomi Redmi Note 15 4G
  • Larger display: 6.77in
  • Higher battery capacity: 6000mAh vs 4300mAh
  • Newer Bluetooth version: 5.3 vs 5.2

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB
- 8/256 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB
- 8/512 GB

Review

Key Specs Oppo Realme GT Master Edition and Xiaomi Redmi Note 15 4G
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

Display

Display quality comparison
Type Super AMOLED AMOLED
Size 6.43 in 6.77 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 402 ppi 388 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate No Yes (60-120 Hz)
Max brightness 630 nits n/a
HDR support Yes HDR10 No
Touch Sampling Rate 360 Hz n/a
Screen-to-body ratio 85.3 % 89.7 %
Features - DCI-P3
- Always-On Display
- DC dimming
DCI-P3
Display test
Peak brightness (auto)
Oppo Realme GT Master Edition
632 nits
Xiaomi Redmi Note 15 4G
n/a
sRGB gamut100 %n/a
PWM (Flicker)245 Hzn/a
Response time7 msn/a
Contrast∞ Infiniten/a

Design & Build

Design and ergonomics comparison
Height 159.2 mm (6.27 in) 164 mm (6.46 in)
Width 73.5 mm (2.89 in) 75.4 mm (2.97 in)
Thickness 8.7 mm (0.34 in) 7.4 mm (0.29 in)
Weight 174 g (6.14 oz) 183.7 g (6.48 oz)
Water resistance No IP64
Cooling system Vapor chamber n/a
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - White
- Black
- Gray
- Black
- Blue
- Green
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Oppo Realme GT Master Edition
85.3 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Oppo Realme GT Master Edition and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset Qualcomm Snapdragon 778 5G MediaTek Helio G100 Ultra
Max Frequency 2400 MHz 2200 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo 670 Silver (Cortex-A55))
- 3/2.4 (Kryo 670 Gold (Cortex-A78))
- 1/2.4 (Kryo 670 Prime (Cortex-A78))
- 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process TSMC TSMC
Transistor Size 6 nm 6 nm
Neural Processor Hexagon 770 Yes
Graphics Adreno 642 Mali-G57 MP2
GPU Cores 512 64
GPU Frequency 490 MHz 1000 MHz
FLOPS 844 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Oppo Realme GT Master Edition
1046
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Oppo Realme GT Master Edition
2889
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)1046730
Geekbench 6 (Multi-Core)28892025
AnTuTu 10
AnTuTu 10
Oppo Realme GT Master Edition
607826
Xiaomi Redmi Note 15 4G
437184
CPU217957132724
GPU13848572238
Memory120353109980
UX131031122242
NanoReview Score607826437184
3DMark Wild Life
3DMark Wild Life
Oppo Realme GT Master Edition
2492
Xiaomi Redmi Note 15 4G
n/a
Max Surface Temp.49.6 °Cn/a
Stability98 %n/a
Graphics Test14 fpsn/a
Graphics Score2492n/a

Memory

RAM
RAM Size - 6 GB
- 8 GB
6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity- 128 GB
- 256 GB
128 GB
Storage TypeUFS 2.2UFS 2.2
Memory CardNoNo

Software

OS Android 11 (Upgradeable to Android 13) Android 15
OS Size 16 GB n/a
UI Skin Realme UI 4.0 HyperOS 2.0

Battery

Volume 4300 mAh 6000 mAh
Max Charging Power 65 W 33 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (50% in 15 min) Yes
Full Charge Time 0:31 h n/a
Battery Life Test
Battery Life
Oppo Realme GT Master Edition
20:23
Xiaomi Redmi Note 15 4G
n/a
Web Browsing07:53 hn/a
Video Playback12:12 hn/a
Games05:11 hn/a
Standby Mode101 hn/a

Main camera

Matrix 64 MP 108 MP
Photo resolution 9280x6920 pixels n/a
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording Yes (Up to 30 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 240 fps (720p) n/a
Wide-angle lens 119 ° n/a
Lenses count Standard: 64 MP
Ultra-wide: 8 MP
Macro: 2 MP
Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix64 MP108 MP
Aperturef/1.8f/1.7
Focal length25 mm24 mm
SensorOmnivision OV64Bn/a
Sensor size1/21/1.67 (0.6)
Pixel size0.7 μm0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
Focal length16 mmn/a
SensorSony IMX355n/a
Sensor size1/2.8n/a
Pixel size1.14 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 32 MP 20 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.5 f/2.2
Focal length 26 mm n/a
Sensor Sony IMX615 Omnivision OV02F
Sensor size 1/2.74 1/5 (0.2)
Pixel size 0.8 μm 1.75 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) 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 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 5.3
Bluetooth features LE, A2DP 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 Varies by region
Infrared Port No No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900MHzn/a
3G BandsWCDMA 1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B26/B28/B34/B38/B39/B40/B41)n/a
LTE category20n/a
5G SupportYesNo

Sound

Speakers Mono n/a
3.5 mm Jack Yes No
FM Radio No Yes
Dolby Atmos No n/a
Speaker Test
Max Volume
Oppo Realme GT Master Edition
84.9 dB
Xiaomi Redmi Note 15 4G
n/a

Other

Class Mid-range Mid-range
Announced July, 2021 yr December, 2025 yr
Release Date July, 2021 yr December, 2025 yr
Launch Price ($) 355 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 65 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Redmi Note 15 4G the clear winner in this comparison.

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