Asus ZenFone 8 vs Google Pixel 4a 5G Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

9.0	9.1
Asus ZenFone 8	Google Pixel 4a 5G
Released · May 13, 2021	Released · Nov 19, 2020
5.9-inch · 2400x1080px	6.2-inch · 2340x1080px
Dual camera	Dual camera
6GB · 128GB	6GB · 128GB
4000 mAh	3885 mAh
	Check prices

Design

Dimensions
5.83 x 2.70 x 0.35 inches 148 x 68.6 x 8.9 mm	6.06 x 2.91 x 0.32 inches 153.9 x 74.0 x 8.2 mm
Weight
5.96 oz (169.0 g)	5.93 oz (168.0 g)
Materials
Back: Glass (Corning Gorilla Glass 3) Frame: Aluminum	Back: Plastic
Resistance
Water, Dust; IP68
Biometrics
Optical in-screen fingerprint	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Obsidian Black, Horizon Silver	Just black, Clearly white

Display

Size
5.9-inch	6.2-inch
Resolution
2400x1080px, 20:9 ratio, 446 PPI	2340x1080px, 19.5:9 ratio, 416 PPI
Technology
AMOLED	OLED
Refresh rate
120Hz	60Hz
Screen-to-body
82.76 %	82.94 %
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 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 888 SM8350 (5 nm)	Qualcomm Snapdragon 765G SM7250-AB (7 nm)
Processor
Octa-core 2840 MHz Kryo 680	Octa-core 2400 MHz Kryo 475
GPU
Adreno 660	Adreno 620
RAM
6GB (LPDDR5)	6GB (LPDDR4)
Internal storage
128GB (UFS 3.1)	128GB (UFS 2.1)
Storage expansion
not expandable	not expandable
OS
Android (11), Zen 8 UI	Android (12, 11)

Battery

Capacity
4000 mAh	3885 mAh
Charging
Qualcomm Quick Charge 4	USB Power Delivery
Charge speed
Wired: 30.0W	Wired: 18.0W

Battery Life Estimate

6h 11min

Browsing

10h 12min

Video

11h 23min

Gaming

8h 42min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Camera

Rear
Dual camera	Dual 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	12.2 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 28 mm Sensor size: 1/2.55" Pixel size: 1.4 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	16 MP (Ultra-wide) Aperture size: F2.2 Pixel size: 1 μm
Flash
LED	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	3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps) OIS, Time-lapse video, EIS
Front
12 MP (PDAF), Video capture: 3840x2160 (4K UHD) (30 fps)	8 MP (Dual-Camera, Time-of-Flight (ToF)), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.2, Yes	5.0
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,dual-band MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 2.0	Type-C, USB 3.1
Hearing aid compatible
	M3/T4
Location
GPS, A-GPS, Glonass, Galileo, QZSS, NavIC, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Features
aptX, aptX-HD	aptX, aptX-HD
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, n5, n12, n25, n28, n41, n66, n71, n78, Sub-6
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), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 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+), 42(3500), 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)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM, eSIM
HD Voice
	Yes

Regulatory Approval

FCC approval
	Date approved: Sep 01, 2020 FCC ID value: A4RG025E
Measured SAR
	Head: 1.20 W/kg Body: 1.20 W/kg Simultaneous Transmission: 1.57 W/kg Wireless Router: 1.00 W/kg

Buyers information

MSRP
€ 599	$ 500
In The Box
	18W USB-C power adapter, 1 m USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter SIM tool

Availability

Officially announced
May 12, 2021	Sep 30, 2020

Alternative variants

With 8GB RAM


RAM	8GB

for Verizon


Weight	6.03 oz (171.0 g)
5G	Bands n2, n5, n12, n25, n66, n71, n260, n261, Sub-6, mmWave
MSRP	$ 600

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	Google Pixel 4a 5G Specs
PhoneArena Review
Asus ZenFone 8 Review	Google Pixel 4a 5G Review
User Reviews
Asus ZenFone 8 User Reviews	Google Pixel 4a 5G User Reviews