Google Pixel 3a XL vs Google Pixel 4

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Display

Display size

6.0 inches
5.7 inches

Resolution

1080 x 2160 pixels
1080 x 2280 pixels

Pixel density

402 ppi
443 ppi

Technology

OLED
OLED

Screen-to-body ratio

76.19 %
77.32 %

Features

Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
90 Hz Refresh rate, HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Dual camera

Main camera

12.2 megapixels
12.2 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Optical image stabilization, Phase detection autofocus

Specifications

Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Second camera

 
16 megapixels

Hardware Features

 
Telephoto, Optical image stabilization, Phase detection autofocus

Specifications

 
Aperture size: F2.4; Focal Length: 45 mm; Pixel size: 1 μm

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features

Optical image stabilization, Digital image stabilization, Video calling, Video sharing
Optical image stabilization, Time-lapse video, Digital image stabilization

Front

8 megapixels
8 megapixels

Features

 
Dual-Camera, Time-of-Flight (ToF)

Design

Dimensions

6.30 x 3.00 x 0.32 inches (160.1 x 76.1 x 8.2 mm)
5.79 x 2.71 x 0.32 inches (147.1 x 68.8 x 8.2 mm)

Weight

5.89 oz (167 g)
the average is 6.1 oz (174 g)
5.71 oz (162 g)
the average is 6.1 oz (174 g)

Materials

Back: Plastic
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum

Resistance

 
Water, Dust; IP 68

Biometrics

Fingerprint (touch)
3D Face unlock

Colors

Black, Purple, White
 

Colors

 
Just black, Clearly white, Oh so orange

Multimedia

Headphones

3.5 mm jack
USB Type-C (reversible)

Speakers

Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features

aptX-HD
aptX-HD

Screen mirroring

Wireless screen share
Wireless screen share

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 670 SDM670
Qualcomm Snapdragon 855 SM8150

Processor

Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm

GPU

Adreno 615
Adreno 640

RAM

4 GB
6 GB

Internal storage

64 GB, not expandable
64 GB, not expandable

OS

Android (10, 9.0 Pie)
Android (10)

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot

USB

USB Type-C (reversible), USB 2.0
USB Type-C (reversible), USB 3.1

Features

Mass storage device
 

Location

GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning

Sensors

Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Barometer

Other

NFC, VoIP, Tethering, Computer sync, OTA sync
NFC

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66
Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71

LTE (TDD)

Bands 38, 40, 41
Bands 38, 39, 40, 41, 46, 48

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data

LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM, eSIM

HD Voice

Yes
 

Battery

Capacity

3700 mAh
2800 mAh

Type

Not user replaceable
Not user replaceable

Charging

USB Power Delivery
USB Power Delivery, Qi wireless charging

Phone features

Notifications

Haptic feedback, Music ringtones, Vibration
 

Other features

Voice dialing, Voice commands, Voice recording, TTY/TDD
 

Regulatory Approval

FCC approval

 
 

Date approved

Feb 25, 2019
 

FCC ID value: A4RG020 link
 

Measured SAR

 
 

Head

1.33 W/kg
 

Body

1.18 W/kg
 

Simultaneous Transmission

1.59 W/kg
 

Wireless Router

1.18 W/kg
 

Shopping information

In The Box

18W USB-C power adapter, 1M USB-C to USB-C cable (USB 2.0), Quick Start Guide, Quick Switch Adapter, SIM tool
18W USB-C power adapter, 1m USB-C to USB-C cable, Quick Start Guide, Quick Switch Adapter, SIM tool

MSRP price

$ 479
$ 799
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