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

Vivo iQOO 12 vs Vivo iQOO 15 Ultra

81 out 100
Vivo iQOO 12
VS
94 out 100
Vivo iQOO 15 Ultra
Vivo iQOO 12
Vivo iQOO 15 Ultra

Compared 2 smartphones : Vivo iQOO 12 Manufactured in November, 2023, with display 6.78 with chipsetQualcomm Snapdragon 8 Gen 3, vs Vivo iQOO 15 Ultra, Manufactured in February, 2026with 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
  • Lighter design: 198.5g vs 227g
Reasons to choose Vivo iQOO 15 Ultra
  • Larger display: 6.85in
  • Higher pixel density: 508ppi
  • Higher battery capacity: 7400mAh vs 5000mAh
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Built-in eSIM

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB		 - 16/256 GB
- 16/512 GB
- 16/1024 GB
- 24/1024 GB

Review

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

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.85 in
Resolution 1260x2800 pixels 1440x3168 pixels
Aspect ratio 20:9 20:9
Pixel density 453 ppi 508 ppi
Refresh rate 144 Hz 144 Hz
Adaptive refresh rate Yes Yes (1-120 Hz)
Max brightness 3000 nits 2600 nits
HDR support Yes HDR10+ Yes, HDR10+
Screen-to-body ratio 89.7 % 90.1 %
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
Vivo iQOO 15 Ultra
n/a

Design & Build

Design and ergonomics comparison
Height 163.22 mm (6.43 in) 163.7 mm (6.44 in)
Width 75.8 mm (2.98 in) 76.8 mm (3.02 in)
Thickness 8.1 mm (0.32 in) 8.7 mm (0.34 in)
Weight 198.5 g (7 oz) 227 g (8.01 oz)
Water resistance IP64 IP69
Cooling system Vapor chamber Active fan
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Red		 - Black
- Silver
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Vivo iQOO 12
89.7 %
Vivo iQOO 15 Ultra
90.1 %

Performance

Testing Vivo iQOO 12 and Vivo iQOO 15 Ultra 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 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
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
Vivo iQOO 15 Ultra
3615
Geekbench 6 (Multi-Core)
Vivo iQOO 12
6916
Vivo iQOO 15 Ultra
11366
Geekbench 6 (Single-Core)22373615
Geekbench 6 (Multi-Core)691611366
Sources: Geekbench v6 [Vivo iQOO 12], [Vivo iQOO 15 Ultra]
AnTuTu 10
AnTuTu 10
Vivo iQOO 12
2087940
Vivo iQOO 15 Ultra
4518403
CPU4626571322001
GPU9028781594848
Memory387756593523
UX3346491008031
NanoReview Score20879404518403
3DMark Wild Life
3DMark Wild Life
Vivo iQOO 12
17059
Vivo iQOO 15 Ultra
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
Vivo iQOO 15 Ultra
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		 16 GB
Memory Type LPDDR5X LPDDR5X
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 OriginOS 6

Battery

Volume 5000 mAh 7400 mAh
Max Charging Power 120 W 100 W
Battery Type Li-Po Silicon Carbon (Si/C)
Removable No No
Wireless Charging No Yes (40 W)
Reverse Charging Yes Yes, (Wireless)
Fast Charging Yes (85% in 15 min) Yes
Full Charge Time 0:20 h n/a
Battery Life Test
Battery Life
Vivo iQOO 12
22:20
Vivo iQOO 15 Ultra
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, 3x
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 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 960 fps (1080p) 240 fps (1080p)
Wide-angle lens 119 ° 107 °
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/1.9
Focal length23 mm23 mm
SensorOmnivision OV50HSony IMX921
Sensor size1/1.31/1.56 (0.64)
Pixel size1.2 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix64 MP50 MP
Aperturef/2.6f/2.7
Focal length70 mmn/a
SensorOmnivision OV64BSony IMX882
Sensor size1/2.01/1.95 (0.51)
Pixel size0.7 μm0.8 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.0f/2.1
Focal length15 mm15 mm
SensorSamsung S5KJN1n/a
Sensor size1/2.761/2.76 (0.36)
Pixel size0.64 μm0.64 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 32 MP
Photo resolution 4608x3456 pixels n/a
Aperture f/2.5 f/2.2
Focal length n/a 21 mm
Sensor Samsung S5K3P9 CMOS
Sensor size 1/3.1 1/3.1 (0.32)
Pixel size 1 μm 0.7 μm
Autofocus No No
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 5.4
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
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 Yes

Other

Class Flagship Flagship
Announced November, 2023 yr February, 2026 yr
Release Date November, 2023 yr February, 2026 yr
Launch Price ($) 625 n/a
MSRP ($) n/a 820
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, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Vivo iQOO 15 Ultra the clear winner in this comparison.

Survey

Which smartphone would you pick?
1 (50%)
1 (50%)
Total Votes: 2

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