Asus Zenfone 11 Ultra vs OnePlus 15

[ VERDICT ] Winner: OnePlus 15 (93/100)

OnePlus 15 leads overall with a score of 93/100 compared to Asus Zenfone 11 Ultra (76/100), offering superior measured performance and technical specifications.

Benchmark Performance Comparison

Normalized Lab Scores
Benchmark measurements and scores across compared devices
Benchmark Asus Zenfone 11 Ultra OnePlus 15
Gaming 72.0 Good 94.0 Excellent WINNER
NanoReview Score 76.0 Good 93.0 Excellent WINNER
Performance 84.0 Very Good 98.0 Excellent WINNER

Detailed Technical Specifications

Battery

Battery specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Battery type Li-Po Silicon-Carbon (Si/C)
Capacity 5500 mAh 7300 mAh
Fast charging Yes (80% in 30 min) Yes (50% in 15 min)
Full charging time 0:41 hr 0:43 hr
Gaming 07:08 hr 10:01 hr
Max charge power 65 W 120 W
Replaceable No No
Reverse charging Yes Yes, (wireless)
Standby 117 hr 139 hr
Watching video 19:20 hr 28:44 hr
Web browsing 11:18 hr 18:32 hr
Wireless charging Yes (15 W) Yes (50 W)
Battery cycles 1100 cycles
Bypass charging Yes

Benchmarks

Benchmarks specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
CPU 723554 1184036
Data manipulation 17642 14971
GPU 817731 1490867
Graphics score 1710 2699
Graphics test 13 FPS 20 FPS
Memory 359552 402813
Multi-core score 7143 10732
Photo editing 42829 26644
Section 1 36 FPS 56 FPS
Section 2 33 FPS 47 FPS
Section 3 29 FPS 39 FPS
Single-core score 2281 3607
Stability 91% 78%
Total score 2444132 4008294
UX 543295 930578
Video editing 8184 6678
Web score 24368 15531
Writing score 25259 20874
Compute Score (GPU) 24461

Connectivity

Connectivity specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
2G network GSM 850 / 900 / 1800 / 1900MHz GSM 850/900/1800/1900MHz
3G network WCDMA 800 / 850 / 900 / 1700 / 1900 / 2100MHz WCDMA 1/2/4/5/6/8/19
4G network LTE B1 / B2 / B3 / B4 / B5 / B7 / B8 / B12 / B17 / B18 / B19 / B20 / B25 / B26 / B29 / B30 / B32 / B66 / B71 / B34 / B38 / B39 / B40 / B41 / B42 / B43 / B48 LTE 1/2/3/4/5/7/8/12/13/17/18/19/20/25/26/28/30/32/34/38/39/40/41/42/48/66/71
5G support Yes Yes
Bluetooth features LE LE
Bluetooth version 5.4 6.0
GPS GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
Hybrid slot No No
Infrared port No Yes
LTE Cat* 20
Multi SIM mode Standby Standby
NFC* Yes Yes
Number of SIM* 2 2
Type of SIM card Nano Nano
USB features - Charging- USB-Storage mode- OTG - Charging- USB-Storage mode- OTG
USB type USB Type-C USB Type-C
USB version 3.2 3.2
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
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)
eSIM support* No Yes
DisplayPort Yes

Design and build

Design and build specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Advanced cooling Vapor chamber Vapor chamber
Colors Black, Gray, Blue, Yellow Black, Gold, Purple
Fingerprint scanner Yes, in-display Yes, in-display
Frame material Metal Metal
Height 163.8 mm (6.45 inches) 161.42 mm (6.36 inches)
Rear material Glass Glass
Thickness 8.9 mm (0.35 inches) 8.1 mm (0.32 inches)
Waterproof IP68 IP69
Weight 225 g (7.94 oz) 211 g (7.44 oz)
Width 76.8 mm (3.02 inches) 76.67 mm (3.02 inches)
Drop resistance Good (C) · 90 drops
Repairability Good (3.69/5)

Display

Display specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Adaptive refresh rate Yes Yes (1-120 Hz)
Aspect ratio 20:9 19.5:9
Contrast ∞ Infinity ∞ Infinity
Display features - DCI-P3- Always-On Display- DC Dimming - DCI-P3- Always-On Display- DC Dimming
HDR support Yes, HDR10+ Yes, Dolby Vision
Max rated brightness 2500 nits 1800 nits
PPI 388 ppi 450 ppi
PWM 486 Hz 120 Hz
RGB color space 96.5% 99.9%
Refresh rate 144 Hz 165 Hz
Resolution 1080 x 2400 pixels 1272 x 2772 pixels
Response time 1 ms 3 ms
Screen protection Gorilla Glass Victus 2 Gorilla Glass Victus 2
Screen-to-body ratio 88.2% 91.2%
Size 6.78 inches 6.78 inches
Type AMOLED AMOLED
Max rated brightness in HDR 6000 nits
Touch sampling rate 330 Hz

DxOMark main camera tests

DxOMark main camera tests specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Bokeh 70
Preview 68
Samples Photo samples of Asus Zenfone 11 Ultra from DxOMark

Main camera

Main camera specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
1080p video recording Up to 60FPS Up to 120FPS
4K video recording Up to 60FPS Up to 120FPS
8K video recording Up to 24FPS Up to 30FPS
Angle of widest lens 120° 116°
Aperture f/1.9 f/1.8
Autofocus Phase autofocus Phase autofocus
Camera features - Bokeh mode- Pro mode- RAW support - Bokeh mode- Pro mode- RAW support
Flash LED Dual LED
Focal length 24 mm 24 mm
Image resolution 8192 x 6144 8192 x 6144
Lenses 1) Standard: 50 MP2) Telephoto: 32 MP3) Ultrawide: 13 MP 1) Standard: 50 MP2) Telephoto: 50 MP3) Ultrawide: 50 MP
Matrix 50 megapixels 50 megapixels
Pixel size 1 micron 1 micron
Sensor Sony IMX890 Sony IMX906
Sensor size 1/1.56" (≈ 0.64 inch) 1/1.56" (≈ 0.64 inch)
Slow motion 480 FPS (720p) 480 FPS (720p)
Stabilization Optical Optical
Zoom Optical, 3x Optical, 3.5x

Memory

Memory specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Channels 4 4
Memory card No No
Memory clock 4266 MHz 5333 MHz
Memory type LPDDR5X LPDDR5X
RAM size 12 GB 12 GB
Storage size 256 GB 256 GB
Storage type UFS 4.0 UFS 4.1

Other

Other specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Announced March 2024 October 2025
Bundled charger Not included Not included
Category Flagship Flagship
Launch price (MSRP) $899 $899
Release date April 2024 October 2025
Sensors - Hall-effect sensor- Proximity sensor- Gyroscope- Accelerometer- Ambient light sensor- Compass- Fingerprint - Hall-effect sensor- Proximity sensor- Gyroscope- Accelerometer- Ambient light sensor- Compass- Fingerprint
Successor -Asus Zenfone 12 Ultra

Performance

Performance specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Architecture - 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 - 6 cores at 3.63 GHz: Oryon Gen 3 Performance- 2 cores at 4.61 GHz: Oryon Gen 3 Prime
CPU cores 8 (1 + 3 + 2 + 2) 8 (2 + 6)
Chipset Qualcomm Snapdragon 8 Gen 3 Qualcomm Snapdragon 8 Elite Gen 5
FLOPS ~2774 GFLOPS ~3686.4 GFLOPS
GPU clock 903-1000 MHz 1200 MHz
GPU shading units 1536 1536
Graphics Adreno 750 Adreno 840
L3 cache 12 MB 12 MB
Lithography process 4 nanometers 3 nanometers
Manufacturing TSMC TSMC
Max clock 3300 MHz 4600 MHz
Neural processor (NPU) Hexagon Hexagon

Recent User Tests

Recent User Tests specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Date Benchmark Benchmark
📘 2026-07-04(Jhonnathan) AnTuTu
📘 2026-07-04->Jhonnathan2082 AnTuTu
📘 2026-07-01(Seraphim) CPU Throttle
📘 2026-07-04(Nothing left) AnTuTu
📘 2026-07-06(Samuray095) AnTuTu
📘 2026-07-19(Mohamed selima) AnTuTu
📘 2026-07-31(@zokhidjonovch) AnTuTu
📘 2026-08-07(@zokhidjonovch) AnTuTu
📘 2026-08-15(YurOk) AnTuTu
📘 2026-08-24->Ang3L4D AnTuTu

Selfie camera

Selfie camera specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Depth sensor (TOF 3D) No No
Megapixels 32 megapixels 32 megapixels
Video resolution 1080p (Full HD) at 30 FPS 2160p (4K) at 60 FPS

Software

Software specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
OS size 21 GB 26 GB
OS updates 2 years 4 years
Operating system Android 14 Android 16
Security updates 2 years 6 years
ROM OxygenOS 16

Sound

Sound specifications comparison
Specification Asus Zenfone 11 Ultra OnePlus 15
Dolby Atmos No No
FM radio No No
Headphone audio jack Yes No
Speakers Stereo Stereo

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