Xiaomi Redmi S2 vs Xiaomi Mi A2 Specs Comparison

Availability

Officially announced
	Jul 24, 2018

Design

Dimensions
6.33 x 3.04 x 0.32 inches 160.73 x 77.26 x 8.1 mm	6.25 x 2.97 x 0.29 inches 158.7 x 75.4 x 7.3 mm
Weight
6.00 oz / 170.0 g	5.93 oz / 168.0 g
Materials
Back: Plastic	Back: Aluminum
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Gold, Silver, Pink	Black, Gold, Pink, Blue, Red

Display

Size
6.0-inch, 74.58% screen-to-body	6.0-inch, 77.32% screen-to-body
Type
LCD	IPS LCD
Resolution
1440x720px, 18:9 ratio, 269 PPI	2160x1080px, 18:9 ratio, 403 PPI
Protection
	Corning Gorilla Glass 5

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
Untested	1 (Excellent)

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 625 MSM8953 (14 nm)	Snapdragon 660 SDM660 (14 nm)
Processor
Octa-core 2000 MHz ARM Cortex-A53	Octa-core Kryo 260
GPU
Adreno 506	Adreno 512
Memory
3GB (LPDDR3)/32GB	6GB (LPDDR4)/128GB 4GB/32GB 4GB/64GB
Storage expansion
microSDXC up to 256 GB
OS
Android (9.0 Pie, 8.1 Oreo)	Android (10, 8.1 Oreo)

Battery

Type
3080 mAh	3010 mAh, Li - Polymer
Charging
	Qualcomm Quick Charge 3.0

Camera

Rear
Dual camera	Dual camera
Main camera
12 MP (PDAF) Aperture size: F2.2 Pixel size: 1.25 μm	12 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.9" Pixel size: 1.25 μm
Second camera
5 MP (Depth information)	20 MP Aperture size: F1.8 Sensor size: 1/2.8" Pixel size: 1 μm
Flash
LED	LED
Video recording
1080p (30 fps), 720p (30 fps) EIS, Video calling, Video sharing	4K UHD (30 fps), 1080p (30 fps), 720p (120 fps) Video calling, Video sharing
Front
16 MP (Flash, HDR) Video capture: 1080p	20 MP (Flash, HDR) Video capture: 1080p

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
b,g,n Hotspot, Wi-Fi Direct 802.11 b, g, n	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Hall (for flip covers), Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, BeiDou
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	Infrared, VoIP, Tethering, Computer sync, OTA sync

Multimedia

Headphones
3.5mm jack	No 3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Album art cover, Background playback
Screen mirroring
Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD) Bands
1, 3, 4, 5, 7, 8, 20	1, 2, 3, 4, 5, 7, 8, 20
4G (TDD) Bands
38, 40	38, 40
3G Bands
5, 8, 2, 1	2, 3, 5, 8
Data Speed
LTE, HSPA, HSUPA	LTE-A, HSPA, HSUPA
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM

Phone Features

Notifications
Haptic feedback, Music ringtones, Vibration, Flight mode, Silent mode, Speakerphone
Other features
Voice dialing, Voice commands, Voice recording

Alternative variants

with 32 GB of storage

Memory	4GB/32GB

with 64 GB of storage

Memory	4GB/64GB

Discover more

Full Specs Xiaomi Redmi S2 Specs

Full Specs Xiaomi Mi A2 Specs PA Review Xiaomi Mi A2 Review