Realme 15T vs Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Realme 15T Manufactured in September, 2025, with display 6.57 with chipsetMediaTek Dimensity 6400 Max, 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 Realme 15T
  • Higher pixel density: 401ppi
  • Lighter design: 181g vs 183.7g
  • Higher battery capacity: 7000mAh vs 6000mAh
  • Infrared port
  • Includes charger
Reasons to choose Xiaomi Redmi Note 15 4G
  • Larger display: 6.77in

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB
- 12/512 GB
- 6/128 GB
- 8/128 GB
- 8/256 GB
- 8/512 GB

Review

Key Specs Realme 15T 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
Smartphones:
vs

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.57 in 6.77 in
Resolution 1080x2372 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 401 ppi 388 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (60-120 Hz)
Max brightness 4000 nits n/a
HDR support No No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 87.6 % 89.7 %
Features - DCI-P3
- Always-On Display
- DC dimming
DCI-P3

Design & Build

Design and ergonomics comparison
Height 158.36 mm (6.23 in) 164 mm (6.46 in)
Width 75.19 mm (2.96 in) 75.4 mm (2.97 in)
Thickness 7.79 mm (0.31 in) 7.4 mm (0.29 in)
Weight 181 g (6.38 oz) 183.7 g (6.48 oz)
Water resistance IP69 IP64
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Silver
- Gray
- Blue
- Black
- Blue
- Green
- Purple
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Realme 15T
87.6 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Realme 15T and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset MediaTek Dimensity 6400 Max MediaTek Helio G100 Ultra
Max Frequency 2500 MHz 2200 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/2 (Cortex-A55)
- 2/2.5 (Cortex-A76)
- 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process TSMC TSMC
Transistor Size 6 nm 6 nm
Neural Processor Yes Yes
Graphics Mali-G57 MP2 Mali-G57 MP2
GPU Cores 64 64
GPU Frequency 1072 MHz 1000 MHz
FLOPS 137.2 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Realme 15T
808
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Realme 15T
2046
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)808730
Geekbench 6 (Multi-Core)20462025
Geekbench Compute (GPU)1424n/a
AnTuTu 10
AnTuTu 10
Realme 15T
605158
Xiaomi Redmi Note 15 4G
437184
CPU223513132724
GPU4805272238
Memory167188109980
UX166405122242
NanoReview Score605158437184

Memory

RAM
RAM Size 8 GB 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity128 GB128 GB
Storage TypeUFS 2.2UFS 2.2
Memory CardMicroSDNo

Software

OS Android 15 Android 15
UI Skin Realme UI 6.0 HyperOS 2.0

Battery

Volume 7000 mAh 6000 mAh
Max Charging Power 60 W 33 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging No No
Reverse Charging Yes Yes
Fast Charging Yes Yes

Main camera

Matrix 50 MP 108 MP
Photo resolution 8192x6144 pixels n/a
Zoom Digital Digital
Flash LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording No No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 120 fps (720p) n/a
Lenses count Standard: 50 MP
Depth: 2 MP
Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix50 MP108 MP
Aperturef/1.8f/1.7
Focal length27 mm24 mm
SensorOmnivision OV50D40 Light Hunter 400n/a
Sensor size1/2.881/1.67 (0.6)
Pixel size0.61 μm0.64 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital

Front camera

Matrix 50 MP 20 MP
Photo resolution 8192x6144 pixels n/a
Aperture f/1.8 f/2.2
Focal length 27 mm n/a
Sensor Omnivision OV50D40 Light Hunter 400 Omnivision OV02F
Sensor size 1/2.88 1/5 (0.2)
Pixel size 0.61 μm 1.75 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 5.3
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 No No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Varies by region
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850/900/1800MHzn/a
3G BandsWCDMA 1/5/8n/a
LTE Bands*LTE (B1/B3/B5/B8/B40/B41)n/a
5G SupportYesNo

Sound

3.5 mm Jack No No
FM Radio No Yes

Other

Class Mid-range Mid-range
Announced September, 2025 yr December, 2025 yr
Release Date September, 2025 yr December, 2025 yr
MSRP ($) 230 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, 60 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

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Total Votes: 7

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