Home Phone comparison Asus Zenfone 11 Ultra and OnePlus 15 - Which is better?

Asus Zenfone 11 Ultra vs OnePlus 15

81 out 100
Asus Zenfone 11 Ultra
VS
91 out 100
OnePlus 15
Asus Zenfone 11 Ultra
OnePlus 15

Compared 2 smartphones : Asus Zenfone 11 Ultra Manufactured in April, 2024, with display 6.78 with chipsetQualcomm Snapdragon 8 Gen 3, vs OnePlus 15, Manufactured in October, 2025 with 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 Asus Zenfone 11 Ultra
    Reasons to choose OnePlus 15
    • Higher pixel density: 450ppi
    • Higher refresh rate: 165Hz
    • Lighter design: 211g vs 225g
    • Higher battery capacity: 7300mAh vs 5500mAh
    • Newer Bluetooth version: 6.0 vs 5.4
    • Supports DisplayPort
    • Infrared port
    • Built-in eSIM
    • Includes charger

    Versions

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

    Review

    Key Specs Asus Zenfone 11 Ultra 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:
    Zenfone 11 Ultra
    vs
    OnePlus 15

    Display

    Display quality comparison
    Type AMOLED AMOLED
    Size 6.78 in 6.78 in
    Resolution 1080x2400 pixels 1272x2772 pixels
    Aspect ratio 20:9 19.5:9
    Pixel density 388 ppi 450 ppi
    Refresh rate 144 Hz 165 Hz
    Adaptive refresh rate Yes Yes (1-120 Hz)
    Max brightness 2500 nits 1800 nits
    HDR support Yes HDR10+ Yes, Dolby Vision
    Screen-to-body ratio 88.2 % 91.2 %
    Features - DCI-P3
    - Always-On Display
    - DC dimming    		 - DCI-P3
    - Always-On Display
    - DC dimming
    Display test
    Peak brightness (auto)
    Asus Zenfone 11 Ultra
    1758 nits
    OnePlus 15
    n/a
    sRGB gamut96.5 %n/a
    PWM (Flicker)486 Hzn/a
    Response time1 msn/a
    Contrast∞ Infiniten/a
    Sources: NotebookCheck [Asus Zenfone 11 Ultra]

    Design & Build

    Design and ergonomics comparison
    Height 163.8 mm (6.45 in) 161.4 mm (6.35 in)
    Width 76.8 mm (3.02 in) 76.7 mm (3.02 in)
    Thickness 8.9 mm (0.35 in) 8.1 mm (0.32 in)
    Weight 225 g (7.94 oz) 211 g (7.44 oz)
    Water resistance IP68 IP69
    Cooling system Vapor chamber Vapor chamber
    Back panel Glass Glass
    Frame Metal Metal
    Colors - Black
    - Gray
    - Blue
    - Yellow    		 - Black
    - Gold
    - Purple
    Fingerprint sensor Yes In-Display Yes, In-Display
    Screen-to-body ratio
    Asus Zenfone 11 Ultra
    88.2 %
    OnePlus 15
    91.2 %

    Performance

    Testing Asus Zenfone 11 Ultra 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)
    Asus Zenfone 11 Ultra
    2281
    OnePlus 15
    3726
    Geekbench 6 (Multi-Core)
    Asus Zenfone 11 Ultra
    7143
    OnePlus 15
    11199
    Geekbench 6 (Single-Core)22813726
    Geekbench 6 (Multi-Core)714311199
    Geekbench Compute (GPU)n/a27829
    Sources: Geekbench v6 [Asus Zenfone 11 Ultra], [OnePlus 15]
    AnTuTu 10
    AnTuTu 10
    Asus Zenfone 11 Ultra
    1571566
    OnePlus 15
    3434737
    CPU480124968935
    GPU3246701235307
    Memory431368489823
    UX335404740672
    NanoReview Score15715663434737

    Memory

    RAM
    RAM Size - 12 GB
    - 16 GB    		 12 GB
    Memory Type LPDDR5X LPDDR5X
    Memory Frequency 4266 MHz 5300 MHz
    Channels 4 4
    Storage
    Storage Capacity- 256 GB
    - 512 GB    		256 GB
    Storage TypeUFS 4.0UFS 4.1
    Memory CardNoNo

    Software

    OS Android 14 Android 16
    OS Size 21 GB n/a
    UI Skin n/a OxygenOS 16

    Battery

    Volume 5500 mAh 7300 mAh
    Max Charging Power 65 W 120 W
    Battery Type Li-Po Silicon Carbon (Si/C)
    Removable No No
    Wireless Charging Yes (15 W) Yes (50 W)
    Reverse Charging Yes Yes, (Wireless)
    Fast Charging Yes (80% in 30 min) Yes (50% in 15 min)
    Full Charge Time 0:41 h 0:43 h
    Battery Life Test
    Battery Life
    Asus Zenfone 11 Ultra
    27:39
    OnePlus 15
    n/a
    Web Browsing11:18 hn/a
    Video Playback19:20 hn/a
    Games07:08 hn/a
    Standby Mode117 hn/a

    Main camera

    Matrix 50 MP 50 MP
    Photo resolution 8192x6144 pixels 8192x6144 pixels
    Zoom Optical, 3x Optical, 3.5x
    Flash LED Dual LED
    Stabilization Optical Optical
    8K Recording Up to 24FPS 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 480 fps (720p) n/a
    Wide-angle lens 120 ° 116 °
    Lenses count Standard: 50 MP
    Telephoto: 32 MP
    Ultra-wide: 13 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/1.9f/1.8
    Focal length24 mm24 mm
    SensorSony IMX890Sony LYTIA-T808
    Sensor size1/1.561/1.56
    Pixel size1 μm1 μm
    AutofocusPhase autofocusPhase autofocus
    StabilizationOpticalOptical
    Telephoto
    Matrix32 MP50 MP
    Aperturef/2.4f/2.8
    Focal length65 mm85 mm
    Sensorn/aSamsung S5KJN5
    Sensor size1/3.21/2.76
    Pixel size0.7 μm0.64 μm
    StabilizationOpticalOptical
    Ultra-wide lens
    Matrix13 MP50 MP
    Aperturef/2.2f/2.0
    Focal length13 mm15 mm
    Sensorn/aSamsung S5KJN5
    Sensor size1/3.01/2.76
    Pixel size1.12 μm0.64 μm
    StabilizationDigitalDigital
    Main camera DxOMark results
    Photo quality
    Asus Zenfone 11 Ultra
    131
    OnePlus 15
    n/a
    Video quality
    Asus Zenfone 11 Ultra
    115
    OnePlus 15
    n/a
    Overall camera score
    Asus Zenfone 11 Ultra
    125
    OnePlus 15
    n/a
    Bokeh70n/a
    Preview68n/a
    Zoom107n/a
    Sources: DxOMark [Asus Zenfone 11 Ultra]

    Front camera

    Matrix 32 MP 32 MP
    Photo resolution 3264x2448 pixels 6560x4928 pixels
    Aperture f/2.5 f/2.4
    Focal length 22 mm 21 mm
    Sensor n/a Sony IMX615
    Sensor size 1/3.2 1/2.74
    Pixel size 0.7 μm 0.8 μm
    Autofocus n/a Phase autofocus
    Stabilization Digital 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 3.2 3.2
    USB features - Charging
    - USB Storage Mode
    - OTG    		 - Charging
    - USB Storage Mode
    - OTG
    DisplayPort n/a Yes
    GPS - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS
    - NAVIC    		 - GPS
    - GLONASS
    - Beidou
    - Galileo
    - QZSS
    - NAVIC
    NFC* Yes Yes
    Infrared Port No 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 800 / 850 / 900 / 1700 / 1900 / 2100MHzn/a
    LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B25/B26/B29/B30/B32/B34/B38/B39/B40/B41/B42/B43/B48/B66/B71)n/a
    LTE category20n/a
    5G SupportYesYes

    Sound

    Speakers Stereo n/a
    3.5 mm Jack Yes No
    FM Radio No No
    Dolby Atmos No No
    Speaker Test
    Max Volume
    Asus Zenfone 11 Ultra
    91.5 dB
    OnePlus 15
    n/a

    Other

    Class Flagship Flagship
    Announced March, 2024 yr October, 2025 yr
    Release Date April, 2024 yr October, 2025 yr
    Launch Price ($) 899 n/a
    MSRP ($) n/a 899
    Sensors - Hall Sensor
    - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor    		 - Proximity Sensor
    - Gyroscope
    - Accelerometer
    - Ambient Light Sensor
    - Compass
    - Fingerprint sensor
    Charger Included No 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.

    Survey

    Which smartphone would you pick?
    0 (0%)
    0 (0%)
    Total Votes: 0

    User comments

    Share your opinion or ask questions below