Home Phone comparison Xiaomi 12S and Xiaomi 15T - Which is better?

Xiaomi 12S vs Xiaomi 15T

69 out 100
Xiaomi 12S
VS
82 out 100
Xiaomi 15T
Xiaomi 12S
Xiaomi 15T

Compared 2 smartphones : Xiaomi 12S Manufactured in July, 2022, with display 6.28 with chipsetQualcomm Snapdragon 8 Plus Gen 1, vs Xiaomi 15T, Manufactured in September, 2025 with chipsetMediaTek Dimensity 8400 Ultra. 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 12S
  • Lighter design: 182g vs 194g
  • Includes charger
Reasons to choose Xiaomi 15T
  • Larger display: 6.83in
  • Higher pixel density: 447ppi
  • Higher battery capacity: 5500mAh vs 4500mAh
  • Newer Bluetooth version: 6.0 vs 5.2
  • Built-in eSIM

Versions

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

Review

Key Specs Xiaomi 12S and Xiaomi 15T
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.
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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 12S
vs
Xiaomi 15T

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.28 in 6.83 in
Resolution 1080x2400 pixels 1280x2772 pixels
Aspect ratio 20:9 19.5:9
Pixel density 419 ppi 447 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes
Max brightness 500 nits n/a
HDR support Yes HDR10+ Yes, Dolby Vision
Touch Sampling Rate 480 Hz 480 Hz
Screen-to-body ratio 89.3 % 89.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming

Design & Build

Design and ergonomics comparison
Height 152.7 mm (6.01 in) 163.2 mm (6.43 in)
Width 69.9 mm (2.75 in) 78 mm (3.07 in)
Thickness 8.16 mm (0.32 in) 7.5 mm (0.3 in)
Weight 182 g (6.42 oz) 194 g (6.84 oz)
Water resistance No IP68
Cooling system n/a Vapor chamber
Back panel Glass n/a
Frame Metal Plastic
Colors - White
- Green
- Purple		 - Black
- Gray
- Rose Gold
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi 12S
89.3 %
Xiaomi 15T
89.9 %

Performance

Testing Xiaomi 12S and Xiaomi 15T In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Plus Gen 1 MediaTek Dimensity 8400 Ultra
Max Frequency 3190 MHz 3250 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/2 (Cortex-A510)
- 3/2.75 (Cortex-A710)
- 1/3.2 (Cortex-X2)		 - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor Hexagon MediaTek NPU 880
Graphics Adreno 730 Mali-G720 MP7
GPU Cores 1024 896
GPU Frequency 900 MHz 1300 MHz
FLOPS 1843.2 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 12S
1836
Xiaomi 15T
1603
Geekbench 6 (Multi-Core)
Xiaomi 12S
4622
Xiaomi 15T
6413
Geekbench 6 (Single-Core)18361603
Geekbench 6 (Multi-Core)46226413
Geekbench Compute (GPU)n/a11228
Sources: Geekbench v6 [Xiaomi 12S], [Xiaomi 15T]
AnTuTu 10
AnTuTu 10
Xiaomi 12S
1225350
Xiaomi 15T
1872827
CPU326540448609
GPU470277683486
Memory191951396486
UX236618344246
NanoReview Score12253501872827
3DMark Wild Life
3DMark Wild Life
Xiaomi 12S
10272
Xiaomi 15T
n/a
Stability65 %n/a
Graphics Test61 fpsn/a
Graphics Score10272n/a
Sources: 3DMark [Xiaomi 12S]
PCMark 3.0
PCMark 3.0
Xiaomi 12S
13652
Xiaomi 15T
n/a
Writing score16026n/a
Web score11897n/a
Video editing7465n/a
Data manipulation9954n/a
NanoReview Score13652n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR5 LPDDR5X
Memory Frequency 3200 MHz n/a
Channels 4 4
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB		256 GB
Storage TypeUFS 3.1UFS 4.1
Memory CardNoNo

Software

OS Android 12 Android 15
UI Skin MIUI 13 HyperOS 2.0

Battery

Volume 4500 mAh 5500 mAh
Max Charging Power 67 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (33% in 10 min) Yes (50% in 22 min)
Full Charge Time 0:50 h 0:50 h

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Optical, 2x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 240 fps (1080p)
Wide-angle lens 123 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 13 MP
Macro: 5 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.7
Focal length24 mm23 mm
SensorSony IMX707Omnivision OV50 Light Hunter 800
Sensor size1/1.281/1.55
Pixel size1.22 μm1 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/1.9
Focal lengthn/a46 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital
Ultra-wide lens
Matrix13 MP12 MP
Aperturef/2.4f/2.2
Focal length15 mm15 mm
SensorOmnivision OV13B10n/a
Sensor size1/3.061/3.06
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 32 MP 32 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.5 f/2.2
Focal length 26 mm 21 mm
Sensor Omnivision OV32B CMOS
Sensor size 1/3 1/3.44
Pixel size 0.7 μm 0.64 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 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 6E (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 5.2 6.0
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
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM B2 / B3 / B5 / B8GSM 2/3/5/8
3G BandsWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19WCDMA B1/2/4/5/8/6/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B26/B34/B38/B39/B40/B41/B42)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66/B71)
LTE category20n/a
5G SupportYesYes

Sound

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

Other

Class Flagship Mid-range
Announced July, 2022 yr September, 2025 yr
Release Date July, 2022 yr September, 2025 yr
Launch Price ($) 600 n/a
MSRP ($) n/a 650
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 67 W No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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