Side by side comparison and review of Samsung Galaxy A9 (2016) and Xiaomi Redmi S2. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-A9000 | - | |
| Form Factor | Touch | Touch | |
| Height | 161.7 mm | 160.73 mm | Samsung Galaxy A9 (2016) has greater height than Xiaomi Redmi S2. |
| Width | 80.9 mm | 77.26 mm | Samsung Galaxy A9 (2016) has greater width than Xiaomi Redmi S2. |
| Depth | 7.4 mm | 8.1 mm | Samsung Galaxy A9 (2016) is narrower than Samsung Galaxy A9 (2016). |
| Weight | 200 g | 170 g | Xiaomi Redmi S2 is lighter than Samsung Galaxy A9 (2016). |
| Body Colour | Gold | Pink | Pearl white | Grey | Blue | Rose gold | Gold | Black | Dark grey | |
| Body Material | Metal, Gorilla glass | - | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 1.19 W/kg (head), 1.33 W/kg (body) | 1.577 W/kg (body), 0.429 W/kg (head) | |
| Integrated Components | FM radio | - | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | - | Dual-SIM |
| DISPLAY | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Full HD Super AMOLED | - | |
| Screen Size (Display Size) | 6" | 5.99" | Samsung Galaxy A9 (2016) has larger screen size than Xiaomi Redmi S2. |
| Screen Resolution (Display Resolution) | 1920 x 1080 pixels | 1440 x 720 pixels | Samsung Galaxy A9 (2016) has better screen resolution than Xiaomi Redmi S2. |
| Display Format | Full HD | HD+ | |
| Pixel Density | 367 ppi | 269 ppi | Samsung Galaxy A9 (2016) has better pixel density than Xiaomi Redmi S2. |
| Aspect Ratio | - | 18:9 | |
| Max Brightness | - | 450 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 1000:1 | |
| Display Features | - | Night Display, Sunlight Display, Reading mode, Colour temperature adjustment | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 4 (scratch resistant glass) | - |
| PROCESSOR | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Processor Type (CPU) | Qualcomm Snapdragon 652 | Qualcomm Snapdragon 625 | |
|---|---|---|---|
| Clock Speed | 1.8 GHz | - | |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | - | Yes | Xiaomi Redmi S2 has 64-bit architecture. |
| Graphics System (GPU) | Qualcomm ADRENO 510 | Qualcomm ADRENO 506 |
| MEMORY | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| RAM | 3 GB | 3 GB | Both phones have the same RAM size. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 32 GB | 32 GB | Both phones have the same internal memory capacity. |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 256 GB |
| CAMERA | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 2 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 12 Megapixel | Samsung Galaxy A9 (2016) has better camera resolution than Xiaomi Redmi S2. |
| Lens Aperture | F/1.9 | F/2.2 | Samsung Galaxy A9 (2016) has better lens aperture than Samsung Galaxy A9 (2016). |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy A9 (2016) has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | 28 mm | - | |
| Special Effects | - | HDR, low light enhancement | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama | Panorama, portrait mode, AI portrait mode | |
| Face Recognition (Face ID) | Face detection | Face recognition | Both phones have face detection. |
| Light Source | LED light | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | - | Phase Detect Auto-Focus (PDAF), AI Dual camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 5 Megapixel |
|---|
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 8 Megapixel | 16 Megapixel | Xiaomi Redmi S2 has better front camera resolution than Samsung Galaxy A9 (2016). |
| Lens Type (Front) | - | Wide-angle lens | |
| Lens Aperture (Front) | F/1.9 | F/2.0 | Samsung Galaxy A9 (2016) has better front lens aperture than Samsung Galaxy A9 (2016). |
| Special Effects (Front) | - | Precise bokeh effect, AI Beautify 4.0 | |
| HDR Mode (Front) | - | Auto HDR mode | |
| Camera Modes (Front) | - | Wide selfie mode | |
| Light Source (Front) | - | LED flash | |
| Video Resolutions (Front) | 1920 x 1080 (1080p) | - |
| BATTERY AND CHARGING | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 3080 mAh | Samsung Galaxy A9 (2016) has larger battery capacity than Xiaomi Redmi S2. |
|---|---|---|---|
| Battery Technology | Lithium Ion | - |
| CELLULAR | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 5.1.1 (Lollipop) | - | |
| User Interface | - | MIUI 9 | |
| Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, A-GPS, GLONASS, BeiDou |
| COMMUNICATIONS | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | - | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | - | 2100, 1900, 850, 900 | |
| 4G LTE Band | - | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40 | |
| 4G LTE Frequency | - | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300 | |
| Wireless Interface | IEEE 802.11a/b/g/n, ANT+/ANT | Infrared (IrDA), IEEE 802.11b/g/n | |
| Bluetooth | Bluetooth 4.1 | Bluetooth 4.2 | |
| Bluetooth Profiles | A2DP | - | |
| NFC | Yes | - | Samsung Galaxy A9 (2016) has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Supported Digital Audio Standards | WAV, WMA, MP3, FLAC, eAAC+ | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, WMV, H.264 | VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP |
| FEATURES | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Phone Functions | Speakerphone, call timer, conference call, flight mode, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, digital compass, gyro sensor | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor | |
| Security Devices | Fingerprint reader | Face recognition, fingerprint reader | |
| Additional Phone Features | Radio Data Service (RDS), guaranteed upgrade to Android 6.0 (Marshmallow) | Infrared remote control, Dual microphones |
| OTHERS | Samsung Galaxy A9 (2016) | Xiaomi Redmi S2 |
|---|
| Included Accessories | Power adapter | USB cable, power adapter, SIM card removal tool, clear soft case |
|---|
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