Samsung Galaxy S8 vs Xiaomi Mi A3 Specs Comparison

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.8 inches
6.1 inches

Resolution:

2960 x 1440 pixels, 18.5:9 ratio, 570 PPI
1560 x 720 pixels, 19.5:9 ratio, 282 PPI

Technology:

Super AMOLED
Super AMOLED

Screen-to-body:

84.26 %
82.56 %

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 835 MSM8998 (10 nm)
Qualcomm Snapdragon 665 (11 nm)

Processor:

Octa-core, 2350 MHz, Kryo 280, 64-bit
Octa-core, 2000 MHz, Kryo 260, 64-bit

GPU:

Adreno 540
Adreno 610

RAM:

4GB LPDDR4
4GB LPDDR4

Internal storage:

64GB
128GB

Storage expansion:

microSDXC up to 256 GB
microSDXC up to 256 GB

Device type:

Smartphone
Smartphone

OS:

Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI
Android (11, 10, 9.0 Pie)

Battery

Capacity:

3000 mAh
4030 mAh

Type:

Li - Ion, Not user replaceable
Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging
Qualcomm Quick Charge 3.0

Camera

Rear:

Single camera
Triple camera

Main camera:

12 MP (OIS, PDAF)
48 MP (PDAF)

Specifications:

Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Sensor size: 1/2.3"; Pixel size: 0.8 μm

Second camera:

8 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Pixel size: 1.12 μm

Third camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Flash:

LED
LED

Video recording:

3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)

Features:

HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing
EIS, Video calling, Video sharing

Front:

8 MP (Wide Angle, Autofocus, HDR)
32 MP

Video capture:

2560x1440 (QHD)
1920x1080 (Full HD)

Design

Dimensions:

5.86 x 2.68 x 0.31 inches (148.9 x 68.1 x 8.0 mm)
6.04 x 2.83 x 0.33 inches (153.48 x 71.85 x 8.475 mm)

Weight:

5.47 oz (155.0 g)
6.13 oz (173.8 g)

Materials:

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

Resistance:

Water, Dust; IP68

Biometrics:

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

Keys:

Left: Volume control, Other; Right: Lock/Unlock key
Back: Volume control, Lock/Unlock key

Colors:

Midnight black, Orchid gray, Arctic silver, Coral blue, Maple gold, Rose pink, Burgundy red
Gray, Blue, White

Cellular

4G (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 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)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)

4G (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 40(2300)

3G:

Bands 1(2100), 2(1900), 5(850), 8(900)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)

Data Speed:

LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Shared with microSD

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

32-Bit DAC, aptX-HD
Album art cover, Background playback

Screen mirroring:

DLNA, Wireless screen share, MHL
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation, Video recording
for Noise cancellation

Connectivity & Features

Bluetooth:

5.0, EDR
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:

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

Features:

Charging, Video out, Mass storage device
Charging, Mass storage device

Location:

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

Sensors:

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

Other:

NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
Infrared, VoIP, Tethering, Computer sync, OTA sync

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Apr 06, 2017

FCC ID value:

A3LSMG950U

Measured SAR:

Head:

0.49 W/kg

Body:

0.48 W/kg

Simultaneous Transmission:

1.53 W/kg

Wireless Router:

0.46 W/kg

Buyers information

In The Box:

10W charger, USB Type-C cable, SIM eject tool, User guide, Soft case, Warranty card

Availability

Officially announced:

Mar 29, 2017
Jul 17, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless