Xiaomi Mi 8 vs Xiaomi Mi A2

Display

Display size

6.2 inches
6.0 inches

Resolution

1080 x 2248 pixels
1080 x 2160 pixels

Pixel density

402 ppi
403 ppi

Technology

AMOLED
IPS LCD

Screen-to-body ratio

83.66 %
77.32 %

Features

HDR video support, Pressure-sensitive, Oleophobic coating, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), ShatterShield, Ambient light sensor, Proximity sensor

Camera

Rear

Dual camera
Dual camera

Main camera

12 megapixels
12 megapixels

Hardware Features

Optical image stabilization, Phase detection autofocus
Phase detection autofocus

Specifications

Aperture size: F1.8; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Sensor size: 1/2.9"; Pixel size: 1.25 μm

Second camera

12 megapixels
20 megapixels

Hardware Features

Telephoto, Autofocus
 

Specifications

Optical zoom: 2x; Aperture size: F2.4; Focal Length: 56 mm; Sensor size: 1/3.4"; Pixel size: 1 μm
Aperture size: F1.8; Sensor size: 1/2.8"; Pixel size: 1 μm

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)

Features

Video calling, Video sharing
Video calling, Video sharing

Front

20 megapixels
20 megapixels

Features

High Dynamic Range mode (HDR)
Flash, High Dynamic Range mode (HDR)

Design

Dimensions

6.10 x 2.94 x 0.30 inches (154.9 x 74.8 x 7.6 mm)
6.25 x 2.97 x 0.29 inches (158.7 x 75.4 x 7.3 mm)

Weight

6.17 oz (175 g)
the average is 6.1 oz (174 g)
5.93 oz (168 g)
the average is 6.1 oz (174 g)

Materials

Back: Glass (Corning Gorilla Glass 5)
Back: Aluminum

Biometrics

2D Face unlock, Fingerprint (touch)
Fingerprint (touch)

Colors

Black, Gold, Blue, White
Black, Gold, Pink, Blue, Red

Multimedia

Headphones

USB Type-C (reversible)
USB Type-C (reversible)

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
Album art cover, Background playback

Screen mirroring

Wireless screen share
Wireless screen share

Radio

 
FM

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 845 SDM845
Qualcomm Snapdragon 660 SDM660

Processor

Octa-core, 2800 MHz, Kryo 385, 64-bit, 10 nm
Octa-core, 2200 MHz, Kryo 260, 64-bit, 14 nm

GPU

Adreno 630
Adreno 512

RAM

6 GB
6 GB

Internal storage

256 GB
128 GB

OS

Android (9.0 Pie, 8.0 Oreo)
Android (8.1 Oreo)

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

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

USB

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

Features

Mass storage device
Mass storage device

Location

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, BeiDou

Sensors

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)

Other

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

Cellular

LTE (FDD)

Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 20
Bands 1, 2, 3, 4, 5, 7, 8, 20

LTE (TDD)

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

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1800, 1900 MHz

Data

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSPA, HSUPA

Dual SIM

Yes
Yes

SIM type

Nano SIM
Nano SIM

HD Voice

Yes
 

VoLTE

Yes
 

Battery

Capacity

3400 mAh
3010 mAh

Type

Not user replaceable
Li - Polymer, Not user replaceable

Charging

Qualcomm Quick Charge 4+
Qualcomm Quick Charge 3.0

Phone features

Notifications

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

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Shopping information

In The Box

Mi 8 Protective cover / Power adapter / USB Type-C cable / Type-C to audio converter / SIM insertion tool / User guide
Power adapter, USB cable, SIM eject too, Type-C to Audio adapter, User guide, Clear soft case
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