• 5.99" (1440x720) IPS LCD
  • 3GB/4GB
    Snapdragon 625 SoC
    32GB/64GB Storage
  • 12-MP, f/2.2 2 Rear Cameras
  • 3080 mAh
  • 6.2" (1520x720) IPS LCD
  • 2GB/3GB
    Snapdragon 450 SoC
    16GB/32GB Storage
  • 13-MP, f/2.2 2 Rear Cameras
  • 4230 mAh

Specifications Highlights
Product NameRedmi S2A3s
ProductRedmi S2Oppo A3s (Launched 2018-07-01)
Display5.99" 1440x720 IPS LCD 6.2" 1520x720 IPS LCD
Rear Camera(s)
  • 26mm 12-MP f/2.2 (Primary)
  • 5-MP
  • 13-MP f/2.2 (Primary)
  • 2-MP f/2.4
Selfie Camera(s)
  • 26mm 16-MP f/2
  • 8-MP f/2.2
Computing
  • Snapdragon 625 SoC
  • 3GB/4GB RAM
  • 32GB/64GB Storage
  • MicroSDXC
  • Snapdragon 450 SoC
  • 2GB/3GB RAM
  • 16GB/32GB Storage
  • MicroSDXC
Battery3080 mAh4230 mAh
DesignIP Rating, 170g (6oz), 77.26x160.73x8.1 mm (3.04 x 6.33 x 0.32 inches)IP Rating, 168g (5.9oz), 75.6x156.2x8.2 mm (2.98 x 6.15 x 0.32 inches)
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Display
Product NameRedmi S2A3s
TypeIPS LCDIPS LCD
Diagonal (inches)5.99"6.2"
Display/Body Ratio74.6%81.3%
Resolution1440x7201520x720
Sharpness (PPI)269 PPI271 PPI
Brightness (specs)450 NITs
Features
  • Multitouch
  • Glossy
  • Multitouch
  • Glossy
  • 2.5D
Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
Primary Camera
Product NameRedmi S2A3s
Megapixel12-MP13-MP
Aperturef/2.2f/2.2
Focal Length (35mm) 26mm
Sensor SizeSmallSmall
Autofocus Features
  • Contrast
  • Phase Detection
  • Contrast
  • Phase Detection
Hardware Features
  • LED Flash
  • Autofocus
  • HDR Photo
  • Dual LED Flash
  • LED Flash
  • Autofocus
  • HDR Photo
Video Resolutions
  • 1080p/30fps
  • 1080p/30fps
Battery
Product NameRedmi S2A3s
Battery TypeLi-PolyLi-Poly
Battery Capacity (mAh)3080 mAh4230 mAh
Battery Features
  • Non-Removable
  • Non-Removable
Computing
Product NameRedmi S2A3s
Processor BrandQualcommQualcomm
Processor NameSnapdragon 625Snapdragon 450
Processor ModelMSM8953
Processor # Cores88
Main Processor Frequency (GHz)2 GHz1.8 GHz
RAM Options3GB/4GB2GB/3GB
Internal Storage Options32GB/64GB16GB/32GB
Memory Card TypeMicroSDXCMicroSDXC
Operating System + VersionAndroid 8.1Android 8.1
Communications
Product NameRedmi S2A3s
LTE Category (Download)LTE CAT6 301 MbpsLTE CAT7 301 Mbps
LTE Bands38, 39, 40, 4138, 39, 40, 41
Modem Features
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • EV-DO A
  • TD-SCDMA
  • TD-HSDPA
  • UMTS
  • EDGE
  • GPRS
  • HSPA+
  • LTE
WiFi Speed
  • b
  • g
  • n
  • a
  • b
  • g
  • n
WiFi Features
  • Hotspot
  • WiFi Direct
  • Dual-band
  • Hotspot
Bluetooth VersionBluetooth 4.2Bluetooth 4.2
Bluetooth Features
  • A2DP
  • HID
  • A2DP
Connector TypeMicro USBMicro USB
Connector Features
  • USB 2.0
  • USB OTG
  • USB 2.0
  • USB OTG
SAR US Head0.89 W/Kg
SAR US Body1.43 W/Kg
SAR EU Head0.429 W/Kg
SAR EU Body1.577 W/Kg
Sim Card 0
Product NameRedmi S2A3s
NameSIM0SIM0
SIM TypeNano SIMNano SIM
Sim Card 1
Product NameRedmi S2A3s
NameSIM1SIM1
SIM TypeNano SIMNano SIM
Multimedia
Product NameRedmi S2A3s
Multimedia Features
  • IR
Audio Features
  • Loudspeaker
  • FM Radio
  • 3.5mm Port
  • Loudspeaker
  • 3.5mm Port
Audio Formats
  • AAC
  • 3GA
  • AMR
  • RA
  • FLAC
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
  • AAC
  • 3GA
  • AMR
  • RA
  • FLAC
  • MID
  • MIDI
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
Video Formats
  • H.263
  • H.264
  • MPEG-4
  • MP4
  • VC-1
  • VP8
  • XVID
  • DIVX
  • MPEG-4
  • MP4
  • XVID
Sensors
  • Proximity
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • GLONASS
  • BeiDou
  • Proximity
  • Accelerometer
  • Compass
  • GPS
  • A-GPS
  • GLONASS

Xiaomi Redmi S2 vs. Oppo A3s Specs & Speed Benchmarks

Battery Capacity (mAh)

Higher is better