Asus ZenFone 8 vs OnePlus 9 Specs Comparison

Design

Dimensions
5.83 x 2.70 x 0.35 inches 148 x 68.6 x 8.9 mm	6.30 x 2.92 x 0.34 inches 160 x 74.2 x 8.7 mm
Weight
5.96 oz (169.0 g)	6.77 oz (192.0 g)
Materials
Back: Glass (Corning Gorilla Glass 3) Frame: Aluminum	Back: Glass (Corning Gorilla Glass) Frame: Aluminum
Resistance
Water, Dust; IP68
Biometrics
Optical in-screen fingerprint	2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Left: Volume control; Right: Lock/Unlock key, Other
Colors
Obsidian Black, Horizon Silver	Winter Mist, Arctic Sky, Astral Black

Display

Size
5.9-inch	6.5-inch
Resolution
2400x1080px, 20:9 ratio, 446 PPI	2400x1080px, 20:9 ratio, 402 PPI
Technology
AMOLED	AMOLED
Refresh rate
120Hz	120Hz
Screen-to-body
82.76 %	87.27 %
Peak brightness
1100 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888 SM8350 (5 nm)	Qualcomm Snapdragon 888 (5 nm)
Processor
Octa-core 2840 MHz Kryo 680	Octa-core 2840 MHz Kryo 680
GPU
Adreno 660	Adreno 660
RAM
6GB (LPDDR5)	8GB (LPDDR5)
Internal storage
128GB (UFS 3.1)	128GB (UFS 3.1)
Storage expansion
not expandable	not expandable
OS
Android (11), Zen 8 UI	Android (11), OxygenOS UI

Battery

Capacity
4000 mAh	4500 mAh
Charging
Qualcomm Quick Charge 4	OnePlus Warp Charge, Qi wireless charging
Charge speed
Wired: 30.0W	Wired: 65.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

6h 11min

Browsing

10h 12min

Video

11h 23min

Gaming

8h 42min

Battery Life Estimate

5h 50min

Browsing

11h 29min

Video

9h 16min

Gaming

9h 6min

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Dual camera	Triple camera
Main camera
64 MP (OIS, PDAF) Aperture size: F1.8 Focal length: 27 mm Sensor size: 1/1.7" Pixel size: 1.6 μm	48 MP (PDAF) Aperture size: F1.8 Focal length: 23 mm Sensor size: 1/1.4" Pixel size: 1.12 μm
Second camera
12 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 14 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	50 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 14 mm Sensor size: 1/1.56"
Third camera
	2 MP (Black and White)
Flash
LED	Dual LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps) Time-lapse video, Picture-taking during video recording, EIS	7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps) HDR, Continuous autofocus, EIS
Front
12 MP (PDAF), Video capture: 3840x2160 (4K UHD) (30 fps)	16 MP (EIS)

Connectivity & Features

Bluetooth
5.2, Yes	5.2
WLAN
802.11 a,b,g,n,ac,ax(Wi-Fi 6),tri-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C, USB 3.1
Location
GPS, A-GPS, Glonass, Galileo, QZSS, NavIC, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass
Other
NFC	NFC

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker, Multiple speakers
Features
aptX, aptX-HD	Dolby Atmos
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM, Stereo, RDS
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

5G
Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n38, n40, n66, n71, n77, n78, SA, NSA	Bands n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78
4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 30(2300 WCS), 66(AWS-3), 71(600)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
4G (TDD)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)	Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G
Bands 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900), 9(1700), 19(800)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s	LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
	Date approved: Mar 24, 2021 FCC ID value: 2ABZ2-EF136
Measured SAR
	Head: 1.20 W/kg Body: 0.78 W/kg Simultaneous Transmission: 1.48 W/kg Wireless Router: 1.18 W/kg

Buyers information

MSRP
€ 599	$ 729
In The Box
	Warp Charge 65 Power Adapter, Warp Charge Type-C to Type-C Cable, Quick Start Guide, Welcome Letter, Safety Information and Warranty Card, OnePlus Sticker, SIM Tray Ejector

Availability

Officially announced
May 12, 2021	Mar 23, 2021

Alternative variants

With 8GB RAM

RAM	8GB

With 12GB RAM and 256GB storage

RAM	12GB
Internal storage	256GB
MSRP	$ 829

With 8GB RAM and 256GB internal storage

RAM	8GB
Internal storage	256GB

With 16GB RAM and 256GB internal storage

RAM	16GB
Internal storage	256GB

Global

5G	Bands n1, n2, n3, n5, n7, n8, n12, n20, n28, n38, n77, n78, SA, NSA
4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT)
4G (TDD)	Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)
3G	Bands 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)

Links

Full specifications
Asus ZenFone 8 Specs	OnePlus 9 Specs
PhoneArena Review
Asus ZenFone 8 Review	OnePlus 9 Review
User Reviews
Asus ZenFone 8 User Reviews	OnePlus 9 User Reviews