May 20th, 2018 
Ali Mohamed 
Xiaomi Redmi S2 has Android 8.1 (Oreo), It offers an internal memory of 32/64 GB with 3&4 GB RAM, It presents a screen of 720 x 1440 pixels, And it comes with a battery capacity of 3080 mAh .
Xiaomi Redmi S2 (Redmi Y2) specifications
General
| Announce date | 2018, May |
| Release date | 2018, May |
| Status | Available |
| Height x Width | 160.7 mm x 77.3 mm (6.33 inches x 3.04 inches) |
| Thickness | 8.1 mm (0.32 inches) |
| Weight | 170 g (6.00 ounces) |
| Phone build | * Plastic frame * Glass front * Plastic back |
| SIM card | Dual SIM (Nano-SIM, dual stand-by) |
| Colors | * Stunning Black * Mesmerising Blue * Grey * Gold * Rose Gold |
Display
| Display type | IPS LCD capacitive touchscreen, 16M colors |
| Screen size | 5.99 inches (92.6 cm)2 (136.08 mm x 68.04 mm) |
| Screen-to-Body | 74.5% |
| Screen resolution | 720 x 1440 pixels [ HD+ resolution ] |
| Pixel density | ~269 ppi (pixels per inch) |
| Touchscreen type | Multi-touch screen |
Main Camera
| Rear camera | Dual camera : 12 MP (f/2.2, 1.25-micron) + 5 MP, f/2.4 (depth) |
| Camera features | * LED flash * Geo-tagging * Touch focus * Face detection * HDR * Panorama * Digital zoom * Phase detection autofocus |
| Rear video | 1080p@30fps [ Full HD video ] |
| Video features | Gyro-EIS |
Selfie Camera
| Front camera | 16 MP (f/2.0, 1.0-micron) |
| Camera features | * HDR * LED flash |
| Front video | 1080p@30fps |
Memory
| Card slot | MicroSDXC up to 256 GB (dedicated slot) |
| Internal memory | 32 GB with 3 GB RAM 64 GB with 4 GB RAM |
| RAM | 3&4 GB RAM |
Battery
| Battery type | Lithium-polymer (Li-po) |
| Battery model | Non-removable |
| Battery capacity | 3080 mAh |
| Battery charging | 10W |
Platform
| Operating System | Android 8.1 (Oreo) Upgradable to Android 9.0 (Pie) |
| Chipset | Qualcomm MSM8953 Snapdragon 625 (14 nanometers) |
| Processor | Octa-core 2.0 GHz |
| Graphics | Adreno 506 |
| User interface (UI) | MIUI 11 |
Sensors
| Fingerprint | yes (rear-mounted) |
| Accelerometer | yes |
| Proximity | yes |
| Compass | yes |
| Gyroscope | yes |
| Ambient light | yes |
Networks & Connectivity
| 2G | GSM – SIM 1 & SIM CDMA 800 & TD-SCDMA – China |
| 3G | HSDPA |
| 4G | LTE |
| 3G Speed | HSPA 42.2/5.76 Mbps |
| 4G Speed | LTE-A (2CA) Cat6 300/50 Mbps |
| GPRS | yes |
| EDGE | yes |
| Wireless LAN | * Wi-Fi 802.11 b/g/n * Wi-Fi hotspot * Wi-Fi Direct |
| Bluetooth | v4.2 |
| Bluetooth Features | * LE * A2DP |
| USB | MicroUSB 2.0 |
| GPS | * GPS * A-GPS * BDS (BeiDou) * GLONASS |
| Radio | FM radio |
| Infrared port | yes |
Sound
| Types of alerts | * MP3 * Vibration * WAV ringtones |
| Loudspeaker | yes |
| Headphone jack | yes, 3.5mm jack |
Features
| Messages | * SMS (threaded view) * Push Email * MMS * IM |
| Music player | MP3/WAV/WMA/eAAC+/FLAC player |
| Video player | MP4/XviD/H.264 player |
| Browser | HTML5 |
Other features
| – Document viewer – Photo/video editor |
Xiaomi Redmi S2 (Redmi Y2) disadvantages
| Water proof | No |
| Screen protection | No |
| Removable battery | No |
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