Oppo A3s vs Xiaomi Redmi S2 vs Oppo A3 comparison
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key specs |
Display | 6.20-inch | 5.99-inch | 6.20-inch |
Processor | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 625 | MediaTek Helio P60 |
Front Camera | 8-megapixel | 16-megapixel | 8-megapixel |
Rear Camera | 13-megapixel + 2-megapixel | 12-megapixel | 16-megapixel |
RAM | 2GB | 3GB | 4GB |
Storage | 16GB | 32GB | 128GB |
Battery Capacity | 4230mAh | 3080mAh | 3400mAh |
OS | Android 8.1 Oreo | Android 8.1 Oreo | Android 8.1 |
Resolution | 720x1520 pixels | 720x1440 pixels | 1080x2280 pixels |
general |
Brand | Oppo | Xiaomi | Oppo |
Model | A3s | Redmi S2 | A3 |
Form factor | Touchscreen | Touchscreen | Touchscreen |
Dimensions (mm) | 156.20 x 75.60 x 8.20 | 160.73 x 77.26 x 8.10 | 156.00 x 75.30 x 7.80 |
Weight (g) | 168.00 | 170.00 | 159.00 |
Battery capacity (mAh) | 4230 | 3080 | 3400 |
Colours | Red, Dark Purple | Black, Rose Gold, Gold, White, Blue, Red, Pink, Gray, Silver | Knight Black, Soybean Meal, Stardust Silver, Garnet Red |
Release date | - | May 1, 2018 | April 1, 2018 |
Removable battery | - | No | - |
display |
Screen size (inches) | 6.20 | 5.99 | 6.20 |
Touchscreen | Yes | Yes | Yes |
Resolution | 720x1520 pixels | 720x1440 pixels | 1080x2280 pixels |
Aspect ratio | 19:9 | - | 19:9 |
hardware |
Processor | 1.8GHz octa-core | 2GHz octa-core | 2GHz octa-core |
Processor make | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 625 | MediaTek Helio P60 (MT6771) |
RAM | 2GB | 3GB | 4GB |
Internal storage | 16GB | 32GB | 128GB |
Expandable storage | Yes | Yes | Yes |
Expandable storage type | microSD | microSD | microSD |
Expandable storage up to (GB) | 256 | 256 | 256 |
camera |
Rear camera | 13-megapixel (f/2.2) + 2-megapixel (f/2.4) | 12-megapixel | 16-megapixel (f/1.8) |
Rear autofocus | Yes | - | - |
Rear flash | LED | LED | Yes |
Front camera | 8-megapixel (f/2.2) | 16-megapixel | 8-megapixel (f/2.2) |
Front flash | - | Yes | - |
software |
Operating system | Android 8.1 Oreo | Android 8.1 Oreo | Android 8.1 |
Skin | ColorOS 5.1 | MIUI 9 | ColorOS 5.0 |
connectivity |
Wi-Fi | Yes | Yes | Yes |
GPS | Yes | Yes | Yes |
Bluetooth | Yes, v 4.20 | Yes, v 4.20 | Yes, v 4.20 |
Micro-USB | Yes | - | - |
Headphones | 3.5mm | - | 3.5mm |
Wi-Fi Direct | Yes | - | - |
Wi-Fi standards supported | - | 802.11 b/g/n | - |
Infrared | - | Yes | - |
Number of SIMs | - | 2 | 2 |
USB OTG | - | - | Yes |
sensors |
Compass/ Magnetometer | Yes | Yes | - |
Proximity sensor | Yes | Yes | Yes |
Accelerometer | Yes | Yes | - |
Ambient light sensor | - | Yes | Yes |
Gyroscope | - | Yes | Yes |
sim 1 |
SIM Type | - | Nano-SIM | Nano-SIM |
GSM/CDMA | - | GSM | GSM |
3G | - | Yes | Yes |
4G/ LTE | - | Yes | Yes |
sim 2 |
SIM Type | - | Nano-SIM | Nano-SIM |
GSM/CDMA | - | GSM | GSM |
3G | - | Yes | Yes |
4G/ LTE | - | Yes | Yes |