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Xiaomi 15 vs OnePlus 12

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Xiaomi 15 vs OnePlus 12

94 out of 100
Xiaomi 15
VS
89 out of 100
OnePlus 12
Xiaomi 15
OnePlus 12

Here we compared two flagship smartphones: the 6.36-inch Xiaomi 15 (with Qualcomm Snapdragon 8 Elite) that was released on October 29, 2024, against the OnePlus 12, which is powered by Qualcomm Snapdragon 8 Gen 3 and came out 11 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi 15
  • 36% better performance in AnTuTu Benchmark (2545K versus 1873K)
  • Waterproof body (IP68 classification)
  • The phone is 11 months newer
  • Slow-motion recording at 1920FPS
  • 27% faster in single-core GeekBench 6 test: 2934 and 2314 points
  • Weighs 29 grams less
Reasons to consider the OnePlus 12
  • Has 50% more RAM: 24GB versus 16GB
  • The rear camera has a 3x optical zoom
  • Has a 0.46 inch larger screen size
  • Delivers 14% higher peak brightness (1163 against 1021 nits)
  • 11% higher pixel density (510 vs 460 PPI)
  • Supports higher wattage charging (100W versus 90W)

Review

Evaluation of Xiaomi 15 and OnePlus 12 crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
Choose the importance of each parameter to more accurately identify the smartphone that best meets your particular needs.

Tests and specifications

Comparison table of technical specifications and tests
Phone:
Xiaomi 15
vs
OnePlus 12

Display

TypeAMOLEDAMOLED
Size6.36 inches6.82 inches
Resolution1200 x 2670 pixels1440 x 3168 pixels
Aspect ratio20:919.8:9
PPI460 ppi510 ppi
Refresh rate120 Hz120 Hz
Adaptive refresh rateYes (1-120 Hz)Yes (1-120 Hz)
Max rated brightness3200 nits1600 nits
Max rated brightness in HDR - 4500 nits
HDR supportYes, Dolby VisionYes, HDR10+
Touch sampling rate300 Hz240 Hz
Screen protectionTempered glassGorilla Glass Victus 2
Screen-to-body ratio90.1%91.3%
Display features - DCI-P3
- Always-On Display
- DC Dimming		 - DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space99.5%99.5%
PWM120 HzNot detected
Response time1 ms11 ms
Contrast∞ Infinity∞ Infinity
Peak brightness test (auto)
Xiaomi 15
1021 nits
OnePlus 12+14%
1163 nits

Design and build

Height152.3 mm (6 inches)163.3 mm (6.43 inches)
Width71.2 mm (2.8 inches)75.8 mm (2.98 inches)
Thickness8.08 mm (0.32 inches)9.15 mm (0.36 inches)
Weight191 g (6.74 oz)220 g (7.76 oz)
WaterproofIP68IP65
Advanced coolingVapor chamberVapor chamber
Rear materialGlassGlass
Frame materialMetalMetal
ColorsWhite, Black, Silver, Green, PurpleWhite, Black, Green
Fingerprint scannerYes, in-displayYes, in-display
Screen-to-body ratio
Xiaomi 15
90.1%
OnePlus 12+1%
91.3%

Performance

Tests of Xiaomi 15 and OnePlus 12 in the benchmarks
SoC
ChipsetQualcomm Snapdragon 8 EliteQualcomm Snapdragon 8 Gen 3
Max clock4320 MHz3300 MHz
CPU cores8 (2 + 6)8 (1 + 3 + 2 + 2)
Architecture- 6 cores at 3.53 GHz: Oryon (Phoenix M)
- 2 cores at 4.32 GHz: Oryon (Phoenix L)		- 2 cores at 2.27 GHz: Cortex-A520
- 2 cores at 2.96 GHz: Cortex-A720
- 3 cores at 3.15 GHz: Cortex-A720
- 1 core at 3.3 GHz: Cortex-X4
L3 cache - 12 MB
ManufacturingTSMCTSMC
Lithography process3 nanometers4 nanometers
Neural processor (NPU)HexagonHexagon
GraphicsAdreno 830Adreno 750
GPU shading units15361536
GPU clock1100 MHz903 MHz
FLOPS~3379.2 GFLOPS~2774 GFLOPS

Benchmarks

Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
AnTuTu Benchmark 10
Xiaomi 15+36%
2545786
OnePlus 12
1873844
CPU565987420453
GPU1096126744371
Memory497457385644
UX386216323376
Total score25457861873844
SamplesLess then 3[22 tests]
3DMark Wild Life Performance
Xiaomi 15+20%
20737
OnePlus 12
17212
Max surface temperature49.8 °C50.5 °C
Stability - 71%
Graphics test123 FPS103 FPS
Graphics score2073717212
PCMark 3.0
Xiaomi 15+37%
18369
OnePlus 12
13437
Web score1902912487
Video editing80596198
Photo editing3833624129
Data manipulation1465413644
Writing score2259217624

Memory

RAM
RAM size12, 16 GB12, 16, 24 GB
Memory typeLPDDR5XLPDDR5X
Memory clock - 4266 MHz
Channels24
Storage
Storage size256, 512, 1024 GB256, 512, 1024 GB
Storage typeUFS 4.0UFS 4.0
Memory cardNoNo

Software

Operating systemAndroid 15 Android 14 (Can be upgraded to Android 15)
ROMHyperOS 2.0OxygenOS 15
OS size21 GB30 GB

Battery

Capacity5400 mAh5400 mAh
Max charge power90 W100 W
Battery typeSilicon-Carbon (Si/C)Li-Po
ReplaceableNoNo
Wireless chargingYes (50 W)Yes (50 W)
Reverse chargingYes, (wireless)Yes, (wireless)
Fast chargingYes (50% in 18 min)Yes (70% in 15 min)
Full charging time0:40 hr0:24 hr
Battery life tests
Web browsing11:11 hr13:10 hr
Watching video15:47 hr18:49 hr
Gaming06:14 hr06:05 hr
Standby155 hr114 hr
General battery life
Xiaomi 15+3%
29:03 hr
OnePlus 12
28:16 hr

Main camera

Matrix50 megapixels50 megapixels
Image resolution8192 x 61448192 x 6144
ZoomOptical, 2.6xOptical, 3x
FlashDual LEDDual LED
StabilizationOpticalOptical
8K video recordingUp to 30FPSUp to 24FPS
4K video recordingUp to 120FPSUp to 60FPS
1080p video recordingUp to 60FPSUp to 60FPS
Slow motion1920 FPS (720p)960 FPS (1080p)
Angle of widest lens115°114°
Lenses1) Standard: 50 MP
2) Telephoto: 50 MP
3) Ultrawide: 50 MP
1) Standard: 50 MP
2) Telephoto: 64 MP
3) Ultrawide: 48 MP
Camera features - Bokeh mode
- Pro mode
- RAW support		 - Bokeh mode
- Pro mode
Standard lens
Image resolution50 MP50 MP
Aperturef/1.6f/1.6
Focal length23 mm23 mm
SensorOmnivision Light Hunter 900Sony LYT-T808
Sensor size1/1.31"1/1.43"
Pixel size1.2 micron1.12 micron
AutofocusPhase autofocus (Dual Pixel)Phase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto lens
Image resolution50 MP64 MP
Aperturef/2.0f/2.6
Focal length60 mm70 mm
SensorSamsung S5KJN5Omnivision OV64B
Sensor size1/2.76"1/2"
Pixel size0.64 micron0.7 micron
StabilizationOpticalOptical
Ultra-wide lens
Image resolution50 MP48 MP
Aperturef/2.2f/2.2
Focal length14 mm14 mm
SensorSamsung S5KJN1Sony IMX581
Sensor size1/2.76"1/2"
Pixel size0.64 micron0.8 micron
StabilizationDigitalDigital

Selfie camera

Megapixels32 megapixels32 megapixels
Image resolution6528 x 48966560 x 4928
Aperturef/2.0f/2.4
Focal length22 mm21 mm
SensorOmnivision OV32BSony IMX615
Sensor size1/3"1/2.74"
Pixel size0.7 micron0.8 micron
AutofocusPhase autofocusNo
StabilizationDigitalDigital
Video resolution2160p (4K) at 60 FPS2160p (4K) at 30 FPS
Depth sensor (TOF 3D)NoNo

Connectivity

Wi-Fi standardWi-Fi 7 (802.11 a/b/g/n/ac/ax/be)Wi-Fi 7 (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 version5.45.4
Bluetooth featuresLELE
USB typeUSB Type-CUSB Type-C
USB version3.23.2
USB features - Charging
- USB-Storage mode
- OTG		 - Charging
- USB-Storage mode
- OTG
DisplayPortYesYes
GPSGPS, GLONASS, Beidou, Galileo, QZSS, NAVICGPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
NFC*YesYes
Infrared portYesYes
Network
Number of SIM*22
Type of SIM cardNanoNano
Multi SIM modeStandbyStandby
eSIM support* - Yes
Hybrid slotNoNo
LTE Cat* - 20
5G supportYesYes

Sound

SpeakersStereoStereo
Headphone audio jackNoNo
FM radioNoNo
Dolby AtmosYesYes
Speakers test
Max loudness
Xiaomi 15+11%
91.3 dB
OnePlus 12
82.6 dB

Other

CategoryFlagshipFlagship
AnnouncedOctober 2024December 2023
Release dateOctober 2024February 2024
Launch price$757$799
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled chargerYes, 90 WYes, 100 W
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.
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