Google Pixel 4a vs Google Pixel 9 Specs Comparison

Display

Size
5.8-inch	6.3-inch
Resolution
2340 x 1080 px, 19.5:9 ratio, 444 PPI	2400 x 1080 px, 20:9 ratio, 418 PPI
Technology
OLED	OLED
Refresh rate
60Hz	120Hz
Screen-to-body
82.53 %	81.73 %
Peak brightness
	2700 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus 2), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 730G SM7150-AA (8 nm)	Google Tensor G4 (4 nm)
Processor
Octa-core, 2200 MHz, Kryo 470, 64-bit	Octa-core, 1x 3.1GHz Cortex-X4 + 3x 2.6GHz Cortex-A720 + 4x 1.92GHz Cortex-A520
GPU
Adreno 618	Mali-G715 MC7
RAM
6GB (LPDDR4)	12GB (LPDDR5X)
Internal storage
128GB (UFS 2.1), not expandable	128GB, not expandable
OS
Android (12, 11, 10)	Android (15, 14)
Device type
Smartphone	Smartphone

Battery

Capacity
3140 mAh	4700 mAh
Type
Li - Polymer, Not user replaceable	Li - Ion, Not user replaceable
Charging
USB Power Delivery	Fast charging, Qi wireless charging
Max charge speed
Wired: 18.0W	Wired: 27.0W Wireless: 15.0W

PhoneArena Battery Tests

Battery Life Estimate

4h 15min

Browsing

9h 27min

Video

6h 48min

Gaming

4h 51min

Battery Life Estimate

6h 48min

Browsing

17h 34min

Video

8h 28min

Gaming

10h 4min

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

Camera

Rear
Single camera	Dual camera
Main camera
12.2 MP (OIS, PDAF) Specifications: Aperture size: F1.7 Focal length: 27 mm Sensor size: 1/2.55" Pixel size: 1.4 μm	50 MP Specifications: Aperture size: F1.7 Focal length: 25 mm Sensor size: 1/1.31" Pixel size: 1.12 μm
Second camera
	48 MP (Ultra-wide) Specifications: Aperture size: F1.7 Sensor size: 1/2.55"
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) Features: EIS	3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD)
Front
8 MP, Video capture: 1920x1080 (Full HD)	10.5 MP, Video capture: 3840x2160 (4K UHD) (60 fps)

PhoneArena Camera Tests

N/A

Overall

N/A

Photo

N/A

Video

144

Overall

153

Photo

136

Video

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

Design

Dimensions
5.67 x 2.73 x 0.32 inches (144 x 69.4 x 8.2 mm)	6.02 x 2.83 x 0.33 inches (152.8 x 72.0 x 8.5 mm) thickness with camera 0.47 inches (12 mm)
Weight
5.04 oz(143.0 g)	6.98 oz(198.0 g)
Materials
Back: Plastic Frame: Plastic	Back: Glass (Corning Gorilla Glass Victus 2) Frame: Aluminum
Resistance
	Water, Dust; IP68
Biometrics
Fingerprint (touch)	Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Just black	Obsidian, Porcelain, Wintergreen, Peony

Cellular

5G
	Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n29, n30, n38, n40, n41, n48, n66, n70, n71, n77, n78, n258, n260, n261, Sub-6, mmWave
4G (FDD)
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), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 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), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)	Bands 38(2600), 40(2300), 41(2600+), 48(3600)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)
Data Speed
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM, eSIM	Nano SIM, eSIM

Multimedia

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

Connectivity & Features

Bluetooth
5.1	5.3
Wi-Fi
802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,ax(Wi-Fi 6),Wi-Fi 6E,Wi-Fi 7 Wi-Fi Direct, Hotspot
USB
Type-C (reversible), USB 3.1, Features: Charging	Type-C (reversible), USB 3.2, Features: Charging
Hearing aid compatible
M3/T4
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning, Emergency SOS via satellite (SMS sending/receiving)
Sensors
Accelerometer, Gyroscope, Compass, Barometer	Accelerometer, Gyroscope, Compass, Barometer
Other
NFC	NFC

Regulatory Approval

FCC approval
Date approved: Jun 25, 2020 FCC ID value: A4RG025J	Date approved: Oct 16, 2024 FCC ID value: A4RG2YBB
Measured SAR
Head: 1.18 W/kg Body: 1.19 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.00 W/kg	Head: 0.87 W/kg Body: 0.98 W/kg Simultaneous Transmission: 1.59 W/kg

Buyers information

MSRP
$ 349	$ 799 / € 899
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	Phone, USB Type-C cable, SIM ejector tool, Papers

Availability

Officially announced
Aug 03, 2020	Aug 13, 2024

Alternative variants

With 256GB internal storage

Internal storage	256GB
MSRP	$ 749

International

5G	Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n28, n30, n38, n40, n66, n71, n75, n77, n78, n79, SA, NSA, Sub-6
4G (FDD)	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), 21(1500 Upper), 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 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 48(3600)

Links

Full specifications
Google Pixel 4a Specs	Google Pixel 9 Specs
PhoneArena Review
Google Pixel 4a Review	Google Pixel 9 Review
User Reviews
Google Pixel 4a User Reviews	Google Pixel 9 User Reviews