Xiaomi Redmi S2 vs Xiaomi Mi 9 SE Specs Comparison

Design

Dimensions
6.33 x 3.04 x 0.32 inches 160.73 x 77.26 x 8.1 mm	5.81 x 2.78 x 0.29 inches 147.5 x 70.5 x 7.45 mm
Weight
6.00 oz (170.0 g)	5.47 oz (155.0 g)
Materials
Back: Plastic
Biometrics
Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Gold, Silver, Pink	Black, Purple, Blue

Display

Size
6.0-inch	6.0-inch
Resolution
1440x720px, 18:9 ratio, 269 PPI	2340x1080px, 19.5:9 ratio, 432 PPI
Technology
LCD	AMOLED
Screen-to-body
74.58 %	83.96 %
Colors
	16 777 216
Peak brightness
	600 cd/m2 (nit)
Features
Ambient light sensor, Proximity sensor	HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 625 MSM8953 (14 nm)	Qualcomm Snapdragon 712 SDM712 (10 nm)
Processor
Octa-core 2000 MHz ARM Cortex-A53	Octa-core 2300 MHz Kryo 360
GPU
Adreno 506	Adreno 616
RAM
3GB (LPDDR3)	6GB (LPDDR4)
Internal storage
32GB	128GB
Storage expansion
microSDXC up to 256 GB
OS
Android (9.0 Pie, 8.1 Oreo)	Android (9.0 Pie)

Battery

Capacity
3080 mAh	3070 mAh

Camera

Rear
Dual camera	Triple camera
Main camera
12 MP (PDAF) Aperture size: F2.2 Pixel size: 1.25 μm	48 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
5 MP (Depth information)	13 MP (Ultra-wide, PDAF) Aperture size: F2.4 Sensor size: 1/3.06" Pixel size: 1.12 μm
Third camera
	8 MP (Telephoto, Autofocus) Aperture size: F2.4 Sensor size: 1/4" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (30 fps) EIS, Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps) EIS, Video calling, Video sharing
Front
16 MP (Flash, HDR), Video capture: 1920x1080 (Full HD)	20 MP (HDR)

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
802.11 b,g,n Hotspot, Wi-Fi Direct	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0	Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, BeiDou	GPS, A-GPS, Glonass, Galileo, BeiDou
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass
Other
Infrared, VoIP, Tethering, Computer sync, OTA sync	NFC, 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	Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD)	Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900)
4G (TDD)
Bands 38(2600), 40(2300)	Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 5(850), 8(900), 2(1900), 1(2100)	Bands 5(850), 8(900), 2(1900), 1(2100)
Data Speed
LTE, HSPA, HSUPA	LTE-A, HSPA, HSUPA
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM
VoLTE
	Yes

Phone Features

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

Buyers information

In The Box
Power adapter, USB cable, SIM eject tool, Warranty card, User guide, Soft case

Availability

Officially announced
	Feb 20, 2019

Links

Full specifications
Xiaomi Redmi S2 Specs	Xiaomi Mi 9 SE Specs