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

Xiaomi 12S vs Realme 15T

69 out 100
Xiaomi 12S
VS
66 out 100
Realme 15T
Xiaomi 12S
Realme 15T

Compared 2 smartphones : Xiaomi 12S Manufactured in July, 2022, with display 6.28 with chipsetQualcomm Snapdragon 8 Plus Gen 1, vs Realme 15T, Manufactured in September, 2025 with chipsetMediaTek Dimensity 6400 Max. 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
  • Higher pixel density: 419ppi
  • Supports Dolby Atmos
Reasons to choose Realme 15T
  • Larger display: 6.57in
  • Lighter design: 181g vs 182g
  • Higher battery capacity: 7000mAh vs 4500mAh
  • Newer Bluetooth version: 5.3 vs 5.2

Versions

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

Review

Key Specs Xiaomi 12S and Realme 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
Realme 15T

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.28 in 6.57 in
Resolution 1080x2400 pixels 1080x2372 pixels
Aspect ratio 20:9 20:9
Pixel density 419 ppi 401 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes (60-120 Hz)
Max brightness 500 nits 4000 nits
HDR support Yes HDR10+ No
Touch Sampling Rate 480 Hz 240 Hz
Screen-to-body ratio 89.3 % 87.6 %
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) 158.36 mm (6.23 in)
Width 69.9 mm (2.75 in) 75.19 mm (2.96 in)
Thickness 8.16 mm (0.32 in) 7.79 mm (0.31 in)
Weight 182 g (6.42 oz) 181 g (6.38 oz)
Water resistance No IP69
Back panel Glass Plastic
Frame Metal Plastic
Colors - White
- Green
- Purple		 - Silver
- Gray
- Blue
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi 12S
89.3 %
Realme 15T
87.6 %

Performance

Testing Xiaomi 12S and Realme 15T In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Plus Gen 1 MediaTek Dimensity 6400 Max
Max Frequency 3190 MHz 2500 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/2 (Cortex-A510)
- 3/2.75 (Cortex-A710)
- 1/3.2 (Cortex-X2)		 - 6/2 (Cortex-A55)
- 2/2.5 (Cortex-A76)
Process TSMC TSMC
Transistor Size 4 nm 6 nm
Neural Processor Hexagon Yes
Graphics Adreno 730 Mali-G57 MP2
GPU Cores 1024 64
GPU Frequency 900 MHz 1072 MHz
FLOPS 1843.2 GFLOPS 137.2 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 12S
1836
Realme 15T
808
Geekbench 6 (Multi-Core)
Xiaomi 12S
4622
Realme 15T
2046
Geekbench 6 (Single-Core)1836808
Geekbench 6 (Multi-Core)46222046
Geekbench Compute (GPU)n/a1424
Sources: Geekbench v6 [Xiaomi 12S], [Realme 15T]
AnTuTu 10
AnTuTu 10
Xiaomi 12S
1225350
Realme 15T
605158
CPU326540223513
GPU47027748052
Memory191951167188
UX236618166405
NanoReview Score1225350605158
3DMark Wild Life
3DMark Wild Life
Xiaomi 12S
10272
Realme 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
Realme 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		 8 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB		128 GB
Storage TypeUFS 3.1UFS 2.2
Memory CardNoMicroSD

Software

OS Android 12 Android 15
UI Skin MIUI 13 Realme UI 6.0

Battery

Volume 4500 mAh 7000 mAh
Max Charging Power 67 W 60 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (33% in 10 min) Yes
Full Charge Time 0:50 h n/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Digital
Flash Dual LED LED
Stabilization Optical Optical
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 120 fps (720p)
Wide-angle lens 123 ° n/a
Lenses count Standard: 50 MP
Ultra-wide: 13 MP
Macro: 5 MP		 Standard: 50 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.9f/1.8
Focal length24 mm27 mm
SensorSony IMX707Omnivision OV50D40 Light Hunter 400
Sensor size1/1.281/2.88
Pixel size1.22 μm0.61 μm
AutofocusPhase autofocus (Dual Pixel)Phase autofocus
StabilizationOpticalOptical
Ultra-wide lens
Matrix13 MPn/a
Aperturef/2.4n/a
Focal length15 mmn/a
SensorOmnivision OV13B10n/a
Sensor size1/3.06n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a

Front camera

Matrix 32 MP 50 MP
Photo resolution 6528x4896 pixels 8192x6144 pixels
Aperture f/2.5 f/1.8
Focal length 26 mm 27 mm
Sensor Omnivision OV32B Omnivision OV50D40 Light Hunter 400
Sensor size 1/3 1/2.88
Pixel size 0.7 μm 0.61 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 1080p (Full HD) at 60 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 MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.2 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 n/a No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Varies by region
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM B2 / B3 / B5 / B8GSM 850/900/1800MHz
3G BandsWCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19WCDMA 1/5/8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B26/B34/B38/B39/B40/B41/B42)LTE (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 July, 2022 yr September, 2025 yr
Release Date July, 2022 yr September, 2025 yr
Launch Price ($) 600 n/a
MSRP ($) n/a 230
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 Yes, 60 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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