Google Pixel 3a vs Xiaomi Mi 9 SE

$321.90 VIEW ON AMAZON
$291.98 VIEW ON AMAZON

Display

Display size

5.6 inches
6.0 inches

Resolution

1080 x 2220 pixels
1080 x 2340 pixels

Pixel density

444 ppi
432 ppi

Technology

OLED
AMOLED

Screen-to-body ratio

73.93 %
83.96 %

Features

Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
HDR video support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Camera

Rear

Single camera
Triple camera

Main camera

12.2 megapixels
48 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

 
13 megapixels

Hardware Features

 
Ultra-wide, Phase detection autofocus

Specifications

 
Aperture size: F2.4; Sensor size: 1/3.06"; Pixel size: 1.12 μm

Third camera

 
8 megapixels

Hardware Features

 
Telephoto, Autofocus

Specifications

 
Aperture size: F2.4; Sensor size: 1/4"; Pixel size: 1.12 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) (960 fps)

Features

Optical image stabilization, Digital image stabilization, Video calling, Video sharing
Digital image stabilization, Video calling, Video sharing

Front

8 megapixels
20 megapixels

Features

 
High Dynamic Range mode (HDR)

Design

Dimensions

5.96 x 2.76 x 0.32 inches (151.3 x 70.1 x 8.2 mm)
5.81 x 2.78 x 0.29 inches (147.5 x 70.5 x 7.45 mm)

Weight

5.19 oz (147 g)
the average is 6.1 oz (174 g)
5.47 oz (155 g)
the average is 6.1 oz (174 g)

Materials

Back: Plastic
 

Biometrics

Fingerprint (touch)
2D Face unlock, In-screen fingerprint

Colors

Black, Purple, White
Black, Purple, Blue

Multimedia

Headphones

3.5 mm jack
USB Type-C (reversible)

Speakers

Earpiece, Multiple speakers
Earpiece, Loudspeaker

Features

aptX-HD
Album art cover, Background playback

Screen mirroring

Wireless screen share
Wireless screen share

Additional microphone(s)

for Noise cancellation
 

Hardware & Performance

System chip

Qualcomm Snapdragon 670 SDM670
Qualcomm Snapdragon 712 SDM712

Processor

Octa-core, 2000 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2300 MHz, Kryo 360, 64-bit, 10 nm

GPU

Adreno 615
Adreno 616

RAM

4 GB
6 GB

Internal storage

64 GB, not expandable
128 GB

OS

Android (10, 9.0 Pie)
Android (9.0 Pie)

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; Wi-Fi Direct, Hotspot

USB

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

Features

Mass storage device
Mass storage device

Location

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

Sensors

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

Other

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

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66
Bands 1, 3, 5, 7, 8

LTE (TDD)

Bands 38, 40, 41
Bands 34, 38, 39, 40, 41

UMTS

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

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

 
Yes

Battery

Capacity

3000 mAh
3070 mAh

Type

Not user replaceable
Not user replaceable

Charging

USB Power Delivery
 

Phone features

Notifications

Haptic feedback, Music ringtones, Vibration
Haptic feedback, Music ringtones, Vibration

Other features

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

Regulatory Approval

FCC approval

 
 

Date approved

Feb 25, 2019
 

FCC ID value: A4RG020G link
 

Measured SAR

 
 

Head

1.15 W/kg
 

Body

1.13 W/kg
 

Simultaneous Transmission

1.59 W/kg
 

Wireless Router

1.19 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
 

MSRP price

$ 399
 
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