Google Pixel 4 vs Google Pixel 4a 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
Google Pixel 4
9.1
Google Pixel 4a
Google Pixel 4 Google Pixel 4a
Released · Oct 24, 2019
Released · Aug 20, 2020
5.7-inch · 2280x1080px
5.8-inch · 2340x1080px
Dual camera
Single camera
6GB · 64GB
6GB · 128GB
2800 mAh
3140 mAh
Check prices Check prices

Availability

Officially announced
Oct 15, 2019 Aug 03, 2020
MSRP
$ 799 $ 349

Design

Dimensions
5.79 x 2.71 x 0.32 inches
147.1 x 68.8 x 8.2 mm
5.67 x 2.73 x 0.32 inches
144 x 69.4 x 8.2 mm
Weight
5.71 oz (162.0 g) 5.04 oz (143.0 g)
Materials
Back: Glass (Corning Gorilla Glass 5)
Frame: Aluminum
Back: Plastic
Frame: Plastic
Resistance
Water, Dust; IP68
Biometrics
3D Face unlock Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Just black, Clearly white, Oh so orange Just black

Display

Size
5.7-inch, 77.32% screen-to-body 5.8-inch, 82.53% screen-to-body
Type
OLED, 90Hz, HDR OLED, 60Hz, HDR
Resolution
2280x1080px, 19:9 ratio, 443 PPI 2340x1080px, 19.5:9 ratio, 444 PPI
Protection
Corning Gorilla Glass 5 Corning Gorilla Glass 3

Hardware

System chip
Snapdragon 855 SM8150 (7 nm) Snapdragon 730G SM7150-AA (8 nm)
Processor
Octa-core
2840 MHz
Kryo 485
Octa-core
2200 MHz
Kryo 470
GPU
Adreno 640 Adreno 618
Memory
6GB (LPDDR4)/64GB
6GB/128GB
6GB (LPDDR4)/128GB (UFS 2.1)
Storage expansion
not expandable not expandable
OS
Android (12, 11, 10) Android (12, 11, 10)

Battery

Type
2800 mAh 3140 mAh, Li - Polymer
Charging
USB Power Delivery
Qi wireless charging
USB Power Delivery
Charge speed
Wired: 18.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
4h 15min
Browsing
9h 27min
Video
6h 48min
Gaming
4h 51min

Camera

Rear
Dual camera Single camera
Main camera
12.2 MP (OIS, PDAF)
Aperture size: F1.7
Focal length: 28 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
12.2 MP (OIS, PDAF)
Aperture size: F1.7
Focal length: 27 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Second camera
16 MP (Telephoto, OIS, PDAF)
Aperture size: F2.4
Focal Length: 45 mm
Pixel size: 1 μm
Flash
Dual LED LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps)
OIS, Time-lapse video, EIS
4K UHD (30 fps), 1080p (120 fps), 720p (240 fps)
EIS
Front
8 MP (Dual-Camera, Time-of-Flight (ToF))
Video capture: 1080p
8 MP
Video capture: 1080p

Connectivity & Features

Bluetooth
5.0 5.1
WLAN
a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
USB
Type-C, USB 3.1 Type-C, USB 3.1
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3 M3/T4
Location
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Other
NFC NFC

Multimedia

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

Cellular

4G (FDD)
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600) Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 20, 25, 26, 28, 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38, 39, 40, 41, 46, 48 Bands 38, 39, 40, 41
3G
Bands 1, 2, 4, 5, 8 Bands 1, 2, 4, 5, 8
Data Speed
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes Yes
SIM type
Nano SIM, eSIM Nano SIM, eSIM

Regulatory Approval

FCC approval
Date approved: Sep 03, 2019
FCC ID value: A4RG020I
Date approved: Jun 25, 2020
FCC ID value: A4RG025J
Measured SAR
Head: 1.20 W/kg
Body: 1.34 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.01 W/kg
Head: 1.18 W/kg
Body: 1.19 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.00 W/kg

Alternative variants

with 128 GB storage
Memory 128GB
MSRP $ 899
for Europe
4G (FDD) Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32(1500 L-band), 66(AWS-3), 71(600)
FCC OKs Cingular\'s purchase of AT&T Wireless