Asus Zenfone 9 vs Google Pixel 9a Specs Comparison

Design

Dimensions
5.77 x 2.68 x 0.36 inches (146.5 x 68.1 x 9.1 mm)	6.09 x 2.88 x 0.35 inches (154.7 x 73.2 x 8.9mm) thickness with camera 0.37 inches (9.4 mm)
Weight
5.96 oz(169.0 g)	6.56 oz(186.0 g)
Materials
	Back: Plastic Frame: Aluminum
Resistance
Yes; IP68	Water, Dust; IP68
Biometrics
Fingerprint (touch)	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
	Obsidian, Porcelain, Iris, Peony

Display

Size
5.9-inch	6.3-inch
Resolution
2400x1080px, 20:9 ratio, 446 PPI	2424x1080px, 20:9 ratio, 421 PPI
Technology
Super AMOLED	P-OLED
Refresh rate
120Hz	120Hz
Screen-to-body
84.24 %	79.39 %
Peak brightness
1100 cd/m2 (nit)	2700 cd/m2 (nit)
Features
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 8+ Gen1 SM8475 (4 nm)	Google Tensor G4 (4 nm)
Processor
Octa-core 1x 3.2GHz Cortex-X2 + 3x 2.75GHz Cortex-A710 + 4x 2.0Ghz Cortex-A510	Octa-core 1x 3.1GHz Cortex-X4 + 3x 2.6GHz Cortex-A720 + 4x 1.92GHz Cortex-A520
GPU
Adreno 730	Mali-G715 MC7
RAM
8GB (LPDDR5)	8GB (LPDDR5X)
Internal storage
128GB (UFS 3.1), not expandable	128GB (UFS 3.1), not expandable
OS
Android (12)	Android (15)

Battery

Capacity
4300 mAh	5100 mAh
Type
Not user replaceable	Li - Ion, Not user replaceable
Charging
Fast charging	Fast charging, Qi wireless charging
Max charge speed
Wired: 30.0W	Wired: 23.0W Wireless: 7.5W

PhoneArena Battery Tests

Battery Life Estimate

7h 37min

Browsing

17h 13min

Video

12h 14min

Gaming

8h 12min

Battery Life Estimate

8h 11min

Browsing

19h 39min

Video

10h 57min

Gaming

12h 30min

Find out more details about battery and charging for all phones we have tested on our PhoneArena Battery Score page.

Camera

Rear
Dual camera	Dual camera
Main camera
50 MP (OIS, PDAF) Aperture size: F1.9 Sensor size: 1/1.56"	48 MP (OIS, PDAF) Aperture size: F1.7 Focal length: 25 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
12 MP Aperture size: F2.2 Focal Length: 14.4 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	13 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/3.1" Pixel size: 1.12 μm
Flash
LED	Dual LED
Video recording
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps)	3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps)
Front
12 MP	13 MP, Video capture: 3840x2160 (4K UHD) (30 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

134

Overall

143

Photo

126

Video

Find out more details about photo and video scores for all phones we have tested on our PhoneArena Camera Score page.

Cellular

5G
Bands n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n77, n78	Bands n1, n2, n3, n5, n7, n8, n20, n28, n48, n66, n71, n77, n78, n260, n261, SA, NSA, Sub-6, mmWave
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+), 28(700 APT), 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), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)	Bands 38(2600), 41(2600+)
3G
Bands 2(1900), 3(1800), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 6(800), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type
Dual Nano SIM	Nano SIM, eSIM

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Multiple speakers
Screen mirroring
Wireless screen share	Wireless screen share
Additional microphone(s)
Noise cancellation	Noise cancellation

Connectivity & Features

Bluetooth
5.2	5.3
Wi-Fi
802.11 a,b,g,n,ac,ax(Wi-Fi 6) Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6),Wi-Fi 6E Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 2.0, Features: Charging, OTG	Type-C (reversible), USB 3.2, Features: Charging
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC	NFC

Buyers information

MSRP
	$ 499
In The Box
	Phone, papers, SIM ejector tool, Type-C cable

Availability

Officially announced
Jul 28, 2022	Mar 19, 2025