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Xiaomi Redmi S2 (Redmi Y2)
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Xiaomi Redmi S2 (Redmi Y2)

Xiaomi Redmi 2
Our video review on Youtube
Network
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  CDMA 800 & TD-SCDMA - China
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100
  TD-SCDMA
4G Network 1, 3, 4, 5, 7, 8, 20, 38, 40 - Global 3, 7, 38, 39, 40, 41
  1, 3, 5, 40, 41 - India
  1, 3, 5, 7, 8, 34, 38, 39, 40, 41 - China
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA, LTE Cat4 150/50 Mbps
Launch
Announced 2018, May 2015, January. Released 2015, January
Status Available. Released 2018, May Discontinued
Body
Dimensions 160.7 x 77.3 x 8.1 mm (6.33 x 3.04 x 0.32 in) 134 x 67.2 x 9.4 mm (5.28 x 2.65 x 0.37 in)
Weight 170 g (6.00 oz) 133 g (4.69 oz)
Build Glass front, plastic back, plastic frame Glass front (Gorilla Glass 2), plastic back, plastic frame
SIM Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Micro-SIM, dual stand-by)
Display
Type IPS LCD IPS LCD
Size 5.99 inches, 92.6 cm2 (~74.5% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~67.6% screen-to-body ratio)
Resolution 720 x 1440 pixels, 18:9 ratio (~269 ppi density) 720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Protection Corning Gorilla Glass 2
Platform
OS Android 8.1 (Oreo), upgradable to Android 9, MIUI 12 Android 4.4.4 (KitKat), MIUI 6.0
Chipset Qualcomm MSM8953 Snapdragon 625 (14 nm) Qualcomm MSM8916 Snapdragon 410 (28 nm)
CPU Octa-core 2.0 GHz Cortex-A53 Quad-core 1.2 GHz Cortex-A53
GPU Adreno 506 Adreno 306
Memory
Card slot microSDXC (dedicated slot) microSDHC (dedicated slot)
Internal 32GB 3GB RAM, 64GB 4GB RAM 8GB 1GB RAM, 16GB 2GB RAM
 eMMC 5.1 eMMC 4.5
Main Camera
Modules 12 MP, f/2.2, 1.25μm, PDAF
5 MP, f/2.4, (depth)		 8 MP, f/2.2, 28mm (wide), 1/3.2", 1.4µm, AF
Features LED flash, panorama, HDR LED flash, HDR
Video 1080p@30fps (gyro-EIS) 1080p@30fps
Selfie Camera
Modules 16 MP, f/2.5, (wide), 1/3.06" 1.0µm 2 MP
Features HDR, LED flash
Video 1080p@30fps 720p
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Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
Bluetooth 4.2, A2DP, LE 4.0, A2DP, LE
Positioning GPS, GLONASS, BDS
NFC No No
Infrared port Yes No
Radio FM radio Stereo FM radio
USB microUSB 2.0 microUSB 2.0, OTG
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Accelerometer, gyro, proximity, compass
Battery
Type Li-Po 3080 mAh, non-removable Li-Po 2200 mAh, removable
Charging 10W wired 10W wired, QC1
Misc
Colors Gray, Gold, Rose Gold, Mesmerising Blue, Stunning Black Black, White, Yellow, Pink, Green
SAR 0.43 W/kg (head)     1.58 W/kg (body)     0.70 W/kg (head)     0.70 W/kg (body)    
Models M1803E6G, M1803E6H, M1803E6I 2014817, 2014818, 2014816
Price About 160 EUR About 130 EUR
Tests
Performance AnTuTu: 77488 (v7)
GeekBench: 4313 (v4.4)
GFXBench: 7.4fps (ES 3.1 onscreen)		 Basemark OS II 2.0: 511
Display Contrast ratio: 1072:1 (nominal), 3.077 (sunlight) Contrast ratio: 974:1 (nominal), 1.763 (sunlight)
Camera Compare PHOTO / Compare VIDEO
Loudspeaker Voice 68dB / Noise 69dB / Ring 82dB Voice 70dB / Noise 70dB / Ring 77dB
Audio quality Noise -90.3dB / Crosstalk -93.1dB Noise -94.8dB / Crosstalk -95.8dB
Battery (old) Endurance rating 92h Endurance rating 55h

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