Home Phone comparison Xiaomi 12T and Xiaomi Redmi 15 4G - Which is better?

Xiaomi 12T vs Xiaomi Redmi 15 4G

66 out 100
Xiaomi 12T
VS
60 out 100
Xiaomi Redmi 15 4G
Xiaomi 12T
Xiaomi Redmi 15 4G

Compared 2 smartphones : Xiaomi 12T Manufactured in October, 2022, with display 6.67 with chipsetMediaTek Dimensity 8100 Ultra, vs Xiaomi Redmi 15 4G, Manufactured in August, 2025with chipsetQualcomm Snapdragon 685. 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 Xiaomi 12T
  • Higher pixel density: 446ppi
  • Lighter design: 202g vs 224g
  • Newer Bluetooth version: 5.3 vs 5
  • Supports Dolby Atmos
Reasons to choose Xiaomi Redmi 15 4G
  • Larger display: 6.9in
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7000mAh vs 5000mAh

Versions

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

Review

Key Specs Xiaomi 12T and Xiaomi Redmi 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
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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:
Xiaomi 12T
vs
Xiaomi Redmi 15 4G

Display

Display quality comparison
Type AMOLED IPS LCD
Size 6.67 in 6.9 in
Resolution 1220x2712 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 446 ppi 374 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes
Max brightness 500 nits n/a
HDR support Yes HDR10+ No
Touch Sampling Rate 480 Hz n/a
Screen-to-body ratio 86.7 % 83.1 %
Features - DCI-P3
- Always-On Display
- DC dimming		 n/a
Display test
Peak brightness (auto)
Xiaomi 12T
950 nits
Xiaomi Redmi 15 4G
n/a
sRGB gamut99.8 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi 12T]

Design & Build

Design and ergonomics comparison
Height 163.1 mm (6.42 in) 171.1 mm (6.74 in)
Width 75.9 mm (2.99 in) 82.1 mm (3.23 in)
Thickness 8.6 mm (0.34 in) 8.6 mm (0.34 in)
Weight 202 g (7.13 oz) 224 g (7.9 oz)
Water resistance IP53 IP64
Back panel Glass Plastic
Frame Plastic Plastic
Colors - Black
- Silver
- Blue		 - Black
- Gray
- Purple
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
Xiaomi 12T
86.7 %
Xiaomi Redmi 15 4G
83.1 %

Performance

Testing Xiaomi 12T and Xiaomi Redmi 15 4G In benchmarks
Processor
Chipset MediaTek Dimensity 8100 Ultra Qualcomm Snapdragon 685
Max Frequency 2850 MHz 2800 MHz
CPU Cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4/2 (Cortex-A55)
- 4/2.85 (Cortex-A78)		 - 4/1.9 (Cortex-A53)
- 4/2.8 (Cortex-A73)
Process TSMC TSMC
Transistor Size 5 nm 6 nm
Neural Processor MediaTek APU 580 Hexagon 686
Graphics Mali-G610 MP6 Adreno 610
GPU Cores 768 128
GPU Frequency 860 MHz 1260 MHz
FLOPS 1309 GFLOPS 322.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 12T
1209
Xiaomi Redmi 15 4G
475
Geekbench 6 (Multi-Core)
Xiaomi 12T
3544
Xiaomi Redmi 15 4G
1514
Geekbench 6 (Single-Core)1209475
Geekbench 6 (Multi-Core)35441514
Sources: Geekbench v6 [Xiaomi 12T]
AnTuTu 10
AnTuTu 10
Xiaomi 12T
844608
Xiaomi Redmi 15 4G
380990
CPU261543114885
GPU20394057988
Memory181754103236
UX197371104881
NanoReview Score844608380990
3DMark Wild Life
3DMark Wild Life
Xiaomi 12T
5860
Xiaomi Redmi 15 4G
n/a
Max Surface Temp.35.7 °Cn/a
Stability99 %n/a
Graphics Test35 fpsn/a
Graphics Score5860n/a
Sources: 3DMark [Xiaomi 12T]
PCMark 3.0
PCMark 3.0
Xiaomi 12T
11924
Xiaomi Redmi 15 4G
n/a
Writing score16185n/a
Web score10678n/a
Video editing6831n/a
Data manipulation10178n/a
NanoReview Score11924n/a

Memory

RAM
RAM Size 8 GB 6 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency n/a 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB		128 GB
Storage TypeUFS 3.1UFS 2.2
Memory CardNoMicroSD

Software

OS Android 12 (Upgradeable to Android 15) Android 15
OS Size 25.5 GB n/a
UI Skin HyperOS 2.0 HyperOS 2.0

Battery

Volume 5000 mAh 7000 mAh
Max Charging Power 120 W 33 W
Battery Type Li-Po n/a
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (50% in 7 min) Yes
Full Charge Time 0:23 h n/a
Battery Life Test
Battery Life
Xiaomi 12T
21:37
Xiaomi Redmi 15 4G
n/a
Web Browsing08:33 hn/a
Video Playback12:21 hn/a
Games04:59 hn/a
Standby Mode109 hn/a

Main camera

Matrix 108 MP 50 MP
Photo resolution 12032x9204 pixels n/a
Zoom Digital Digital
Flash Dual LED LED
Stabilization Optical 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 960 fps (720p) n/a
Wide-angle lens 120 ° n/a
Lenses count Standard: 108 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Depth
Features - Bokeh effect
- Pro mode		 Bokeh effect
Main lens
Matrix108 MP50 MP
Aperturef/1.7f/1.8
Focal length24 mmn/a
SensorSamsung ISOCELL HM6n/a
Sensor size1/1.67n/a
Pixel size0.64 μmn/a
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
SensorSamsung S5K4H7n/a
Sensor size1/4n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Xiaomi 12T
120
Xiaomi Redmi 15 4G
n/a
Video quality
Xiaomi 12T
127
Xiaomi Redmi 15 4G
n/a
Overall camera score
Xiaomi 12T
115
Xiaomi Redmi 15 4G
n/a
Bokeh65n/a
Preview63n/a
Zoom67n/a
Sources: DxOMark [Xiaomi 12T]

Front camera

Matrix 20 MP 8 MP
Aperture f/2.2 f/2.0
Focal length 26 mm n/a
Sensor Sony IMX596 n/a
Sensor size 1/3.47 n/a
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 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 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
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
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850 900 1800 1900 MHzn/a
3G BandsWCDMA B1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66)n/a
LTE category18n/a
5G SupportYesNo

Sound

Speakers Stereo n/a
3.5 mm Jack No Yes
FM Radio No No
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Xiaomi 12T
87.4 dB
Xiaomi Redmi 15 4G
n/a

Other

Class Flagship Budget
Announced October, 2022 yr August, 2025 yr
Release Date October, 2022 yr August, 2025 yr
Launch Price ($) 600 n/a
MSRP ($) n/a 150
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 120 W Yes, 33 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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