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

OnePlus 12R vs Xiaomi 15T

80 out 100
OnePlus 12R
VS
82 out 100
Xiaomi 15T
OnePlus 12R
Xiaomi 15T

Compared 2 smartphones : OnePlus 12R Manufactured in February, 2024, with display 6.78 with chipsetQualcomm Snapdragon 8 Gen 2, 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 OnePlus 12R
  • Higher pixel density: 450ppi
  • Includes charger
Reasons to choose Xiaomi 15T
  • Larger display: 6.83in
  • Lighter design: 194g vs 207g
  • Newer Bluetooth version: 6.0 vs 5.3

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/256 GB
- 16/256 GB
- 16/512 GB		 - 12/256 GB
- 12/512 GB

Review

Key Specs OnePlus 12R 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.
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:
OnePlus 12R
vs
Xiaomi 15T

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.83 in
Resolution 1264x2780 pixels 1280x2772 pixels
Aspect ratio 19.8:9 19.5:9
Pixel density 450 ppi 447 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max brightness 1600 nits n/a
HDR support Yes Dolby Vision Yes, Dolby Vision
Touch Sampling Rate 360 Hz 480 Hz
Screen-to-body ratio 90.9 % 89.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
OnePlus 12R
1169 nits
Xiaomi 15T
n/a
sRGB gamut98 %n/a
PWM (Flicker)120 Hzn/a
Response time6 msn/a
Contrast134211:1n/a
Sources: NotebookCheck [OnePlus 12R]

Design & Build

Design and ergonomics comparison
Height 163.3 mm (6.43 in) 163.2 mm (6.43 in)
Width 75.3 mm (2.96 in) 78 mm (3.07 in)
Thickness 8.8 mm (0.35 in) 7.5 mm (0.3 in)
Weight 207 g (7.3 oz) 194 g (6.84 oz)
Water resistance IP65 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Glass n/a
Frame Metal Plastic
Colors - Gray
- Blue		 - Black
- Gray
- Rose Gold
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
OnePlus 12R
90.9 %
Xiaomi 15T
89.9 %

Performance

Testing OnePlus 12R and Xiaomi 15T In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 2 MediaTek Dimensity 8400 Ultra
Max Frequency 3200 MHz 3250 MHz
CPU Cores 8 (1 + 2 + 2 + 3) 8 (1 + 3 + 4)
Architecture - 3/2 (Cortex-A510)
- 2/2.8 (Cortex-A710)
- 2/2.8 (Cortex-A715)
- 1/3.2 (Cortex-X3)		 - 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 740 Mali-G720 MP7
GPU Cores 1536 896
GPU Frequency 680 MHz 1300 MHz
FLOPS 2089 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
OnePlus 12R
1549
Xiaomi 15T
1603
Geekbench 6 (Multi-Core)
OnePlus 12R
5141
Xiaomi 15T
6413
Geekbench 6 (Single-Core)15491603
Geekbench 6 (Multi-Core)51416413
Geekbench Compute (GPU)930911228
Sources: Geekbench v6 [OnePlus 12R], [Xiaomi 15T]
AnTuTu 10
AnTuTu 10
OnePlus 12R
1515817
Xiaomi 15T
1872827
CPU384134448609
GPU585579683486
Memory251576396486
UX294528344246
NanoReview Score15158171872827

Memory

RAM
RAM Size - 8 GB
- 16 GB		 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4200 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 14 (Upgradeable to Android 15) Android 15
OS Size 28 GB n/a
UI Skin OxygenOS 15 HyperOS 2.0

Battery

Volume 5500 mAh 5500 mAh
Max Charging Power 100 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (70% in 15 min) Yes (50% in 22 min)
Full Charge Time 0:25 h 0:50 h
Battery Life Test
Battery Life
OnePlus 12R
29:36
Xiaomi 15T
n/a
Web Browsing12:23 hn/a
Video Playback20:20 hn/a
Games06:18 hn/a
Standby Mode128 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No 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 480 fps (1080p) 240 fps (1080p)
Wide-angle lens 112 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 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/1.8f/1.7
Focal length24 mm23 mm
SensorSony IMX890Omnivision OV50 Light Hunter 800
Sensor size1/1.561/1.55
Pixel size1 μm1 μm
AutofocusLaser autofocusPhase 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
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal length16 mm15 mm
SensorSony IMX355n/a
Sensor size1/4.01/3.06
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 32 MP
Photo resolution 4608x3456 pixels n/a
Aperture f/2.4 f/2.2
Focal length 26 mm 21 mm
Sensor Samsung ISOCELL S5K3P9 CMOS
Sensor size 1/3.0 1/3.44
Pixel size 1 μm 0.64 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) 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 5.3 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 No No
GPS - GPS
- GLONASS
- Galileo		 - 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 *YesYes
Hybrid SlotNoNo
2G BandsGSM 850/900/1800/1900MHzGSM 2/3/5/8
3G BandsWCDMA 1/2/4/5/8WCDMA B1/2/4/5/8/6/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B30/B38/B39/B40/B41/B48/B66/B71)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
Speaker Test
Max Volume
OnePlus 12R
83.1 dB
Xiaomi 15T
n/a

Other

Class Flagship Mid-range
Announced January, 2024 yr September, 2025 yr
Release Date February, 2024 yr September, 2025 yr
Launch Price ($) 499 n/a
MSRP ($) n/a 650
Sensors - Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 100 W No

Note

OnePlus 12R:

The 128 GB model has UFS 3.1 memory, unlike other versions with UFS 4.0. Only the American version CPH2611 supports eSIM.

* 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

Which smartphone would you pick?
0 (0%)
0 (0%)
Total Votes: 0

User comments

Share your opinion or ask questions below