Home > Smartphone comparison > iQOO 15 vs Ace 6T – which one to choose?

Vivo iQOO 15 vs OnePlus Ace 6T

93 out of 100
Vivo iQOO 15
VS
86 out of 100
OnePlus Ace 6T
Vivo iQOO 15
OnePlus Ace 6T

Here we compared two flagship smartphones: the 6.85-inch Vivo iQOO 15 (with Qualcomm Snapdragon 8 Elite Gen 5) that was released on October 20, 2025, against the OnePlus Ace 6T, which is powered by Qualcomm Snapdragon 8 Gen 5 and came out 1 month after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
  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 Vivo iQOO 15
  • The rear camera has a 3x optical zoom
  • Handles wireless charging up to 40W
  • 30% better performance in AnTuTu Benchmark (3950K versus 3047K)
  • 13% higher pixel density (508 vs 450 PPI)
  • 17% faster in single-core GeekBench 6 test: 3584 and 3057 points
  • The front-facing camera can record video at 4K
  • Ready for eSIM technology
Reasons to consider the OnePlus Ace 6T
  • Comes with 1300 mAh larger battery capacity: 8300 vs 7000 mAh
  • Higher display refresh rate – 165 Hz
  • Slow-motion recording at 480FPS

Review

Evaluation of Vivo iQOO 15 and OnePlus Ace 6T crucial features
Display
Screen quality, color accuracy, brightness
iQOO 15
94
Ace 6T
91
Camera
Photo and video recording quality
iQOO 15
89*
Ace 6T
74*
Performance
CPU and memory performance (apps, system)
iQOO 15
98
Ace 6T
95
Gaming
Capabilities for playing modern games
iQOO 15
96
Ace 6T
77
Battery
Battery life, charging type and speed
iQOO 15
100
Ace 6T
99*
Connectivity
Networks, ports, data transmission
iQOO 15
98
Ace 6T
83
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
iQOO 15
93*
Ace 6T
86*
Select your primary usage scenario to get a more accurate NanoReview Score
πŸ“± Primary usage:

Value for money (Beta)

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Currency
12 / 256 GB
VS
12 / 256 GB
63.4
(Average)
Value Index
63.5
(Average)

Tests and specifications

Comparison table of technical specifications and tests
Phone:
iQOO 15
vs
Ace 6T

Display

Type AMOLED AMOLED
Size 6.85 inches 6.83 inches
Resolution 1440 x 3168 pixels 1272 x 2800 pixels
Aspect ratio 20:9 19.8:9
PPI 508 ppi 450 ppi
Refresh rate 144 Hz 165 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (60-120 Hz)
Max rated brightness 2600 nits 1800 nits
Max rated brightness in HDR 6000 nits 3600 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touch sampling rate - 300 Hz
Screen protection Tempered glass Crystal Shield Glass
Screen-to-body ratio 90.2% 90.1%
Display features - DCI-P3
- Always-On Display
- DC Dimming		 - DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space 100% -
PWM 561 Hz -
Response time 1 ms -
Contrast ∞ Infinity -
Peak brightness test (auto)
iQOO 15
2943 nits
Ace 6T
n/a
Sources: NotebookCheck [3]

Design and build

Height 163.65 mm (6.44 inches) 163.41 mm (6.43 inches)
Width 76.8 mm (3.02 inches) 77.04 mm (3.03 inches)
Thickness 8.1 mm (0.32 inches) 8.1 mm (0.32 inches)
Weight 220 g (7.76 oz) 211 g (7.44 oz)
Waterproof IP69 IP69
Advanced cooling Vapor chamber Vapor chamber
Rear material Glass Glass
Frame material Metal Metal
Colors White, Black, Blue Black, Green, Purple
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
iQOO 15
90.2%
Ace 6T
90.1%

Performance

Chipset specifications of Vivo iQOO 15 and OnePlus Ace 6T
SoC
Chipset Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Gen 5
Max clock 4610 MHz 3840 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 3.63 GHz: Oryon Gen 3 Performance
- 2 cores at 4.74 GHz: Oryon Gen 3 Prime		 - 6 cores at 3.32 GHz: Oryon Performance
- 2 cores at 3.8 GHz: Oryon Prime
L3 cache 12 MB 6 MB
Manufacturing TSMC TSMC
Lithography process 3 nanometers 3 nanometers
Neural processor (NPU) Hexagon Hexagon
GPU
Graphics Adreno 840 Adreno 829
GPU shading units 1536 1024
GPU clock 1300 MHz 1225 MHz
FLOPS ~3993.6 GFLOPS ~2508.8 GFLOPS

Benchmarks

Benchmark comparison of Vivo iQOO 15 and OnePlus Ace 6T
Geekbench 6 (Single-Core)
iQOO 15 +17%
3584
Ace 6T
3057
Geekbench 6 (Multi-Core)
iQOO 15 +7%
11143
Ace 6T
10447
Compute Score (GPU)
iQOO 15 +28%
27247
Ace 6T
21241
Compute Score (GPU) 27247 21241
Single-core score 3584 3057
Multi-core score 11143 10447
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
iQOO 15 +30%
3950082
Ace 6T
3047634
CPU 1112833 924772
GPU 1494722 1009895
Memory 442350 394779
UX 900177 718188
Total score 3950082 3047634
Samples [24 tests] [15 tests]
3DMark Steel Nomad Light
iQOO 15
2806
Ace 6T
n/a
Stability 54% -
Graphics test 21 FPS -
Graphics score 2806 -
3DMark Solar Bay
iQOO 15
12156
Ace 6T
n/a
Graphics test 46 FPS -
Section 1 52 FPS -
Section 2 46 FPS -
Section 3 40 FPS -
Graphics score 12156 -
3DMark Wild Life Extreme
iQOO 15
6752
Ace 6T
n/a
Graphics test 40 FPS -
Graphics score 6752 -
Sources: 3DMark [5]
PCMark 3.0
iQOO 15
16959
Ace 6T
n/a
Web score 14169 -
Video editing 6652 -
Photo editing 35337 -
Data manipulation 14682 -
Writing score 29367 -
AnTuTu 11 Ranking List (20th and 92nd place)
Submit your benchmark results

Recent User Tests

The latest benchmark tests that have been submitted by users
Vivo iQOO 15
DateBenchmarkResult
πŸ“˜ 2026-09-11 (Rtesh)AnTuTu3886893
πŸ“˜ 2026-09-10 (Ranit)AnTuTu3974227
πŸ“˜ 2026-08-07 (tt:shikazik)AnTuTu4017492
πŸ“˜ 2026-07-17 (Skarvinarn)AnTuTu3902163
πŸ“˜ 2026-07-03 (cA27)AnTuTu4140036
Add View all (35)
OnePlus Ace 6T
DateBenchmarkResult
πŸ“˜ 2026-08-30 (dogityx)AnTuTu2693734
πŸ“˜ 2026-08-28 (AYMAN TOTOO)AnTuTu3053526
πŸ“˜ 2026-08-18 (K1r1eshcka)AnTuTu2918664
πŸ“˜ 2026-07-08 (Mike)AnTuTu3308014
πŸ“˜ 2026-05-25 (ndke)GeekBench GPU21241
Add View all (23)

Memory

RAM
RAM size 12 GB 12 GB
Memory type LPDDR5X LPDDR5X
Memory clock 5300 MHz 5300 MHz
Channels 4 4
Storage
Storage size 256 GB 256 GB
Storage type UFS 4.1 UFS 4.1
Memory card No No

Software

Operating system Android 16 Android 16
ROM OriginOS 6 ColorOS 16
OS size 57 GB -
OS updates 5 years 4 years
Security updates 7 years 6 years

Battery

Capacity 7000 mAh 8300 mAh
Max charge power 100 W 100 W
Battery type Silicon-Carbon (Si/C) Silicon-Carbon (Si/C)
Replaceable No No
Wireless charging Yes (40 W) No
Reverse charging Yes, (wireless) Yes
Bypass charging Yes Yes
Fast charging Yes (60% in 30 min) Yes (58% in 23 min)
Full charging time 0:52 hr 0:57 hr
Battery life tests
Web browsing 18:52 hr -
Watching video 27:27 hr -
Gaming 09:04 hr -
Standby 147 hr -
General battery life
iQOO 15
39:26 hr
Ace 6T
n/a
Add your battery life

Main camera

Matrix 50 megapixels 50 megapixels
Image resolution 8192 x 6144 8192 x 6144
Zoom Optical, 3x Digital
Flash Dual LED Dual LED
Stabilization Optical Optical
8K video recording Up to 30FPS No
4K video recording Up to 60FPS Up to 120FPS
1080p video recording Up to 60FPS Up to 120FPS
Slow motion 240 FPS (1080p) 480 FPS (720p)
Angle of widest lens 107Β° 112Β°
Lenses 1) Standard: 50 MP
2) Telephoto: 50 MP
3) Ultrawide: 50 MP
1) Standard: 50 MP
2) Ultrawide: 8 MP
Camera features - Bokeh mode
- Pro mode
- RAW support		 - Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution 50 MP 50 MP
Aperture f/1.9 f/1.8
Focal length 23 mm 24 mm
Sensor Sony IMX921 Sony IMX906
Sensor size 1/1.56" (β‰ˆ 0.64 inch) 1/1.56" (β‰ˆ 0.64 inch)
Pixel size 1 micron 1 micron
Autofocus Phase autofocus Phase autofocus
Stabilization Optical Optical
Telephoto lens
Image resolution 50 MP -
Aperture f/2.7 -
Focal length 85 mm -
Sensor Sony IMX882 -
Sensor size 1/1.95" (β‰ˆ 0.51 inch) -
Pixel size 0.8 micron -
Stabilization Optical -
Ultra-wide lens
Image resolution 50 MP 8 MP
Aperture f/2.1 f/2.2
Focal length 15 mm 16 mm
Sensor Samsung S5KJN1 Omnivision OV08D10
Sensor size 1/2.76" (β‰ˆ 0.36 inch) 1/4.0" (β‰ˆ 0.25 inch)
Pixel size 0.64 micron 1.12 micron
Stabilization Digital Digital

Selfie camera

Megapixels 32 megapixels 16 megapixels
Image resolution 6528 x 4896 4608 x 3456
Aperture f/2.2 f/2.4
Focal length 21 mm 23 mm
Sensor GalaxyCore GC32E1 Sony IMX480
Sensor size 1/3.1" (β‰ˆ 0.32 inch) 1/3.09" (β‰ˆ 0.32 inch)
Pixel size 0.7 micron 1 micron
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 FPS 1080p (Full HD) at 30 FPS
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard 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 6.0 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB-Storage mode
- OTG		 - Charging
- USB-Storage mode
- OTG
DisplayPort Yes No
GPS GPS, GLONASS, Beidou, Galileo, QZSS GPS, GLONASS, Beidou, Galileo, QZSS
NFC* Yes Yes
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* Yes No
Hybrid slot No No
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos No No
Speakers test
Max loudness
iQOO 15
84.1 dB
Ace 6T
n/a

Other

Category Flagship Flagship
Announced October 2025 December 2025
Release date October 2025 December 2025
Launch price (MSRP) $699 $350
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Yes, 100 W Yes, 100 W
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the camera, gaming, and connectivity are more important to you, then choose the Vivo iQOO 15. But if the software is more of a priority – go for the OnePlus Ace 6T.

Cast your vote

So, which phone would you choose?
12 (40%)
18 (60%)
Total votes: 30

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