In depth comparison and review of OnePlus 9 Pro and ASUS Zenfone 8. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
DESIGN AND DIMENSIONS | OnePlus 9 Pro | ASUS Zenfone 8 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | ZS590KS | |
Form Factor | Touch | Touch | |
Height | 163.2 mm | 148 mm | OnePlus 9 Pro has greater height than ASUS Zenfone 8. |
Width | 73.6 mm | 68.5 mm | OnePlus 9 Pro has greater width than ASUS Zenfone 8. |
Depth | 8.7 mm | 8.9 mm | OnePlus 9 Pro is narrower than OnePlus 9 Pro. |
Weight | 197 g | 169 g | ASUS Zenfone 8 is lighter than OnePlus 9 Pro. |
Body Colour | Morning mist | Stellar black | Obsidian black | |
Protection | - | Drop-proof, water-resistant, dust-resistant | |
Waterproof (Water-resistant) | - | Yes | ASUS Zenfone 8 is waterproof. |
IP rating | - | IP68, IP65 | |
SAR Value | 2.77 W/kg (limb), 1.26 W/kg (body), 0.99 W/kg (head) | 1.582 W/kg (body), 1.412 W/kg (head), 3.498 W/kg (limb) | |
Integrated Components | - | FM radio | |
Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
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SIM Card Type (Size) | Nano SIM | Nano SIM | |
SIM Card Qty | Dual-SIM | Dual-SIM |
DISPLAY | OnePlus 9 Pro | ASUS Zenfone 8 |
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Display Type | OLED display | OLED display | |
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Display Technology | Fluid Amoled | AMOLED | |
Screen Size (Display Size) | 6.7" | 5.9" | OnePlus 9 Pro has larger screen size than ASUS Zenfone 8. |
Screen Resolution (Display Resolution) | 3216 x 1440 pixels | 2400 x 1080 pixels | OnePlus 9 Pro has better screen resolution than ASUS Zenfone 8. |
Display Format | - | Full HD+ | |
Pixel Density | 525 ppi | - | |
Aspect Ratio | 20.1:9 | 20:9 | |
Max Brightness | - | 1100 cd/m² | |
Colour Depth | 1.07 billion colours | - | |
HDR | - | Yes | ASUS Zenfone 8 has HDR. |
HDR Technology | - | HDR10+ | |
Display Enhancement Technology | - | DC Dimming | |
Display Refresh Rate | 120 Hz | 120 Hz | Both phones have the same refresh rate. |
Touch Sampling Rate | - | 240 Hz | |
Display Features | Reading mode, night mode, Wide colour display (P3), Vibrant Color Effect Pro, Motion Graphics Smoothing, sRGB support, Hyper Touch, Adaptive Display, Fluid Display 2.0 | Always-on display, Glove Touch, Delta-E < 1, 107% NTSC, 151.9% sRGB, 112% DCI-P3 | |
Display Protection (Screen Protector) | Corning Gorilla Glass (scratch resistant glass) | Corning Gorilla Glass Victus (scratch resistant glass) |
PROCESSOR | OnePlus 9 Pro | ASUS Zenfone 8 |
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Processor Type (CPU) | Qualcomm Snapdragon 888 | Qualcomm Snapdragon 888 5G | |
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Clock Speed | - | 2.842 GHz | |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
Graphics System (GPU) | Qualcomm ADRENO 660 | Qualcomm ADRENO 660 |
MEMORY | OnePlus 9 Pro | ASUS Zenfone 8 |
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RAM | LPDDR5 SDRAM - 8 GB | LPDDR5 SDRAM - 8 GB | Both phones have the same RAM size. |
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Internal Memory Size (Storage Capacity) | 128 GB | 128 GB | Both phones have the same internal memory capacity. |
Memory Interface | UFS 3.1 2-lane | UFS 3.1 |
CAMERA | OnePlus 9 Pro | ASUS Zenfone 8 |
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MAIN CAMERA |
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Number of Main Cameras | 4 | 2 | |
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Sensor Resolution | 48 Megapixel | 64 Megapixel | ASUS Zenfone 8 has better camera resolution than OnePlus 9 Pro. |
Sensor Size | 1/1.43" | 1/1.7" | ASUS Zenfone 8 has better camera sensor size than OnePlus 9 Pro. |
Sensor Name | Sony Exmor RS IMX789 sensor | Sony Exmor RS IMX686 sensor | |
Lens Type | - | Wide-angle lens | |
Lens Aperture | F/1.8 | F/1.8 | Both phones have the same camera lens aperture. |
Lens Construction | 7-element | - | |
Field of View (FoV) | - | 78.3 degree(s) | |
Pixel Size | 1.12 μm | 1.6 μm | ASUS Zenfone 8 has larger camera pixel size than OnePlus 9 Pro. |
Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | Both phones have optical image stabilization. |
Focus Adjustment | Automatic | - | |
Laser Auto Focus | Yes | - | |
Minimum Focal Length (Focal Distance) | - | 26.6 mm | |
Special Effects | HDR | - | |
Camera Modes | Panorama, Time-lapse mode, Pro mode, HYPERLAPSE, Nightscape capture mode, Portrait, Filter mode, Super Macro, Macro mode, Portrait video, UltraShot HDR, Tracking Shot, Smart Scene Recognition, Tilt-shift mode, Focus Peaking, Cat/Dog Face Focus, Super Stable, Video Nightscape | Slow motion video, Time-lapse mode, Pro mode | |
Light Source | Dual LED flash | LED flash | |
Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1920 x 1080 (1080p) at 240 fps, Super slow motion video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 30fps, 3840 x 2160 (4K) at 120 fps | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 480 fps, 7680 x 4320 (8K) at 24 fps, Slo-mo video 3840 x 2160 (4K) at 120 fps | |
Camera Features (Functions) | Continuous Auto Focus (CAF), RAW image capture, All Pixel OmniDirectional PDAF, Hasselblad Camera, Natural Color Calibration | Phase Detect Auto-Focus (PDAF), 3-axis electronic image stabilisation, 4-axis optical image stabilisation, Motion tracking, Quad Bayer technology, 2x1 On-Chip Lens (OCL) |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 50 Megapixel | 12 Megapixel | OnePlus 9 Pro has better second camera resolution than ASUS Zenfone 8. |
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Sensor Size (2nd Camera) | 1/1.56" | 1/2.55" | ASUS Zenfone 8 has better second camera sensor size than OnePlus 9 Pro. |
Sensor Name (2nd Camera) | Sony Exmor RS IMX766 sensor | Sony Exmor RS IMX363 sensor | |
Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
Lens Element Qty (2nd Camera) | 7-element | - | |
Pixel Size (2nd Camera) | - | 1.4 μm | |
Focal Length Equivalent to 35mm Camera | - | 14.3 | |
Camera Features (2nd Camera) | Freeform Lens | Real-time distortion correction, 4cm macro photography, Dual Phase Detect Auto-Focus (PDAF) |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | 8 Megapixel | - | |
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Lens Type (3rd Camera) | Telephoto lens | - | |
Lens Aperture (3rd Camera) | F/2.4 | - | |
Pixel Size (3rd Camera) | 1 μm | - | |
Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | OnePlus 9 Pro has optical stabilisation of the third camera. |
FOURTH CAMERA |
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Sensor Resolution (4th Camera) | 2 Megapixel | - | |
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Lens Element Qty (4th Camera) | 3-element | - | |
Camera Functions (4th Camera) | Monochrome | - |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 16 Megapixel | 12 Megapixel | OnePlus 9 Pro has better front camera resolution than ASUS Zenfone 8. |
Sensor Name (Front) | Sony Exmor RX IMX471 sensor | Sony Exmor RS IMX663 sensor | |
Lens Aperture (Front) | F/2.4 | F/2.4 | Both phones have the same front camera lens aperture. |
Pixel Size (Front) | 1 μm | 1.22 μm | ASUS Zenfone 8 has larger front camera pixel size than OnePlus 9 Pro. |
Focus Adjustment | Focus free | Automatic | |
Special Effects (Front) | HDR, face retouch | - | |
Camera Modes (Front) | Time-lapse mode | Portrait | |
Light Source (Front) | Display flash | - | |
Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps | - | |
Camera Features (Front) | Electronic Image Stabiliser (EIS) | Dual Pixel technology, EIS video stabilisation, Dual Phase Detect Auto-Focus (PDAF) |
BATTERY AND CHARGING | OnePlus 9 Pro | ASUS Zenfone 8 |
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Battery Capacity (Battery Size) | 4500 mAh | 4000 mAh | OnePlus 9 Pro has larger battery capacity than ASUS Zenfone 8. |
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Fast Charging Technology | Warp Charge 65T technology | Qualcomm Quick Charge 4.0, Power Delivery 3.0 | Both phones have fast charging technology. |
Wireless Charging | Yes | - | OnePlus 9 Pro can be charged wirelessly. |
Wireless Charging Standards | Qi, Warp Charge 50 Wireless | - |
CELLULAR | OnePlus 9 Pro | ASUS Zenfone 8 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 5G | 5G | Both phones have the same mobile network generation. |
Operating System | OxygenOS (based on Android 11) | Android 11 | |
User Interface | - | ASUS ZenUI 8.0 | |
Navigation | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo, QZSS, NavIC |
COMMUNICATIONS | OnePlus 9 Pro | ASUS Zenfone 8 |
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Data Transmission | LTE Advanced, FDD-LTE, TDD-LTE, 5G NR FR1 | GPRS, EDGE, HSPA+, FDD-LTE, TDD-LTE, DC-HSPA+, Gigabit LTE, 5G NR FR1 | |
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2G Band | - | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8, Band 9, Band 19 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 19 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 900, 1700, 800 | 2100, 1900, 1800, 1700, 850, 800, 900, 800 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 18, Band 19, Band 20, Band 26, Band 28, Band 34, Band 38, Band 39, Band 40, Band 41, Band 42 | |
4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 850+, FDD 700 APT, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, TDD 3500 | |
5G NR Band | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40 | N1, n2, n3, n5, n7, n8, n20, n28, n38, n77, n78, n12 | |
5G NR Frequency | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300 | FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 3700, TDD TD 3500, n12 | |
Wireless Interface | IEEE 802.11a/b/g/n/ac/ax | IEEE 802.11a/b/g/n/ac/ax | |
Bluetooth | Bluetooth 5.2 | Bluetooth 5.2 EDR | |
Bluetooth Profiles | - | HFP, OPP, PAN, A2DP, AVRCP, HID | |
NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
Modem | Snapdragon X60 5G | Snapdragon X60 5G |
MEDIA | OnePlus 9 Pro | ASUS Zenfone 8 |
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Supported Digital Audio Standards | WAV, WMA, AAC, MP3, FLAC, AC-3, AAC +, OGG, APE (Monkey's Audio), M4A, apt-X, LDAC, IMY, EAC3, MID, AMR-WB, AMR-NB, apt-X HD, EAC3-JOC, AC-4 | - | |
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Supported Digital Video Standards | MKV, FLV, AVI, MOV, WMV, 3GP, TS, WebM, H.265 HEVC, MP4 | - | |
Sound Enhancements | Dolby Atmos sound technology | Dirac HD Sound, ASUS Audio Wizard, Hi-Res audio certified, OZO Audio, Qualcomm aptX audio, Qualcomm aptX HD audio, Qualcomm aptX Adaptive | |
Audio Amplifier | - | Dual Cirrus Logic CS35L45 |
FEATURES | OnePlus 9 Pro | ASUS Zenfone 8 |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, RGB sensor, flicker sensor, sensor core | Accelerometer, ambient light sensor, proximity sensor, digital compass, G-sensor, gyroscope | |
Security Devices | Fingerprint reader (under display), face recognition | Fingerprint reader (under display), face recognition | |
Additional Phone Features | Face Unlock, Noise Cancellation Technology, MIMO technology, Alert Slider, dual stereo speakers | MIMO technology, AudioWizard, One Hand Mode, ARCore, Triple internal microphones with ASUS Noise Reduction Technology, Multi-Magnet Stereo Speakers |
OTHERS | OnePlus 9 Pro | ASUS Zenfone 8 |
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Included Accessories | SIM card removal tool, sticker, screen protector, protective case, Warp Charge 65 power adapter, Warp Type-C cable | SIM card removal tool, USB-C to USB-C cable, protective case, power adapter (30 W) | |
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Compliant Standards | - | IP68, IP65, SGS Eye Care Display Certification, SGS Seamless Pro 120Hz Certification | |
Max Height of Shock Resistance | - | 2 m |