Home Phone comparison Vivo iQOO 12 and OnePlus 15 - Which is better?

Vivo iQOO 12 vs OnePlus 15

81 out 100
Vivo iQOO 12
VS
91 out 100
OnePlus 15
Vivo iQOO 12
OnePlus 15

Compared 2 smartphones : Vivo iQOO 12 Manufactured in November, 2023, with display 6.78 with chipsetQualcomm Snapdragon 8 Gen 3, vs OnePlus 15, Manufactured in October, 2025with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 Vivo iQOO 12
  • Higher pixel density: 453ppi
  • Lighter design: 198.5g vs 211g
Reasons to choose OnePlus 15
  • Higher refresh rate: 165Hz
  • Higher battery capacity: 7300mAh vs 5000mAh
  • Newer Bluetooth version: 6.0 vs 5.4
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB		 - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Vivo iQOO 12 and OnePlus 15
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:
Vivo iQOO 12
vs
OnePlus 15

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.78 in
Resolution 1260x2800 pixels 1272x2772 pixels
Aspect ratio 20:9 19.5:9
Pixel density 453 ppi 450 ppi
Refresh rate 144 Hz 165 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 3000 nits 1800 nits
HDR support Yes HDR10+ Yes, Dolby Vision
Screen-to-body ratio 89.7 % 91.2 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Vivo iQOO 12
1414 nits
OnePlus 15
n/a

Design & Build

Design and ergonomics comparison
Height 163.22 mm (6.43 in) 161.4 mm (6.35 in)
Width 75.8 mm (2.98 in) 76.7 mm (3.02 in)
Thickness 8.1 mm (0.32 in) 8.1 mm (0.32 in)
Weight 198.5 g (7 oz) 211 g (7.44 oz)
Water resistance IP64 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Red		 - Black
- Gold
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Vivo iQOO 12
89.7 %
OnePlus 15
91.2 %

Performance

Testing Vivo iQOO 12 and OnePlus 15 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 3 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 3300 MHz 4600 MHz
CPU Cores 8 (1 + 3 + 2 + 2) 8 (2 + 6)
Architecture - 2/2.27 (Cortex-A520)
- 2/2.96 (Cortex-A720)
- 3/3.15 (Cortex-A720)
- 1/3.3 (Cortex-X4)		 6/3.63 ()
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Hexagon Hexagon
Graphics Adreno 750 Adreno 840
GPU Cores 1536 1536
GPU Frequency 903-1000 MHz 1200 MHz
FLOPS 2774 GFLOPS 3686.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Vivo iQOO 12
2237
OnePlus 15
3726
Geekbench 6 (Multi-Core)
Vivo iQOO 12
6916
OnePlus 15
11199
Geekbench 6 (Single-Core)22373726
Geekbench 6 (Multi-Core)691611199
Geekbench Compute (GPU)n/a27829
Sources: Geekbench v6 [Vivo iQOO 12], [OnePlus 15]
AnTuTu 10
AnTuTu 10
Vivo iQOO 12
2087940
OnePlus 15
3434737
CPU462657968935
GPU9028781235307
Memory387756489823
UX334649740672
NanoReview Score20879403434737
3DMark Wild Life
3DMark Wild Life
Vivo iQOO 12
17059
OnePlus 15
n/a
Stability76 %n/a
Graphics Test102 fpsn/a
Graphics Score17059n/a
Sources: 3DMark [Vivo iQOO 12]
PCMark 3.0
PCMark 3.0
Vivo iQOO 12
14522
OnePlus 15
n/a
Writing score21145n/a
Web score11036n/a
Video editing6543n/a
Data manipulation12430n/a
NanoReview Score14522n/a

Memory

RAM
RAM Size - 12 GB
- 16 GB		 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency n/a 5300 MHz
Channels 4 4
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		256 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 14 (Upgradeable to Android 15) Android 16
UI Skin Funtouch 15 OxygenOS 16

Battery

Volume 5000 mAh 7300 mAh
Max Charging Power 120 W 120 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (50 W)
Reverse Charging Yes Yes, (Wireless)
Fast Charging Yes (85% in 15 min) Yes (50% in 15 min)
Full Charge Time 0:20 h 0:43 h
Battery Life Test
Battery Life
Vivo iQOO 12
22:20
OnePlus 15
n/a
Web Browsing08:42 hn/a
Video Playback15:33 hn/a
Games05:56 hn/a
Standby Mode98 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 3x Optical, 3.5x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (1080p) n/a
Wide-angle lens 119 ° 116 °
Lenses count Standard: 50 MP
Telephoto: 64 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.7f/1.8
Focal length23 mm24 mm
SensorOmnivision OV50HSony LYTIA-T808
Sensor size1/1.31/1.56
Pixel size1.2 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix64 MP50 MP
Aperturef/2.6f/2.8
Focal length70 mm85 mm
SensorOmnivision OV64BSamsung S5KJN5
Sensor size1/2.01/2.76
Pixel size0.7 μm0.64 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.0f/2.0
Focal length15 mm15 mm
SensorSamsung S5KJN1Samsung S5KJN5
Sensor size1/2.761/2.76
Pixel size0.64 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 32 MP
Photo resolution 4608x3456 pixels 6560x4928 pixels
Aperture f/2.5 f/2.4
Focal length n/a 21 mm
Sensor Samsung S5K3P9 Sony IMX615
Sensor size 1/3.1 1/2.74
Pixel size 1 μm 0.8 μm
Autofocus No Phase autofocus
Stabilization No Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
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 5.4 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort n/a Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
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 850/900/1800/1900MHzn/a
3G BandsWCDMA B1/B2/B4/B5/B8/B6/B19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B66)n/a
LTE category20n/a
5G SupportYesYes

Sound

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

Other

Class Flagship Flagship
Announced November, 2023 yr October, 2025 yr
Release Date November, 2023 yr October, 2025 yr
Launch Price ($) 625 n/a
MSRP ($) n/a 899
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 120 W Yes, 120 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

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