Oppo A57 vs Xiaomi Redmi 9A
General Info
| Manufacturer | |
| Oppo | Xiaomi |
| Announced | |
| November 2016 | Not announced yet |
| Status | |
| Available - January 2017 | Rumored |
| Price | |
| Rs. 14,990 ($240.00) [Similarly Priced] | - |
| Colors | |
| Gold, Rose Gold | Blue, other colors |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
149.1 x 72.9 x 7.65 mm (5.87 x 2.87 x 0.3 in) |
- |
| Weight | |
| 147 g (5.19 oz) | - |
| SIM Type | |
| Dual-SIM | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1xEV-DO - A59m |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | |
| HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Network | |
| LTE band 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500) | LTE |
| Messaging | |
| SMS, MMS, Push Mail, EMail | |
| Build Features | |
| - Fingerprint Sensor - Metal Build - 2.5D Curved Glass | - Fingerprint Sensor |
| Notification LED | |
| Yes | - |
Display
Hardware and OS
| OS | |
| Android OS, v6.0 (Marshmallow) | Android 10.0 |
| User Interface | |
| ColorOS 3.0 | MIUI 12 |
| Processor | |
| Octa-core 1.4 GHz Cortex-A53, Qualcomm MSM8940 Snapdragon 435 [Similar] | MediaTek Helio G25 |
| GPU | |
| Adreno 505 [Similar] | Mali-G31 [Similar] |
| RAM | |
| 3 GB [Browse Similar] | 3 GB [Browse Similar] |
| Internal Memory | |
| 32 GB | 32 GB |
| External Memory | |
| microSD, up to 128 GB (uses SIM 2 slot) | microSDXC (dedicated slot) |
Camera
| Rear Camera | |
| 13 MP [Similar] | 13 MP [Similar] |
| Flash | |
| LED Flash | LED Flash |
| Features | |
| Phase Detection Autofocus, f/2.2, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama | 13 MP, f/1.8, (wide), 1/3.1", 1.12µm, PDAF HDR, Panorama |
| Video | |
| 1080p@30fps | 1080p@30fps |
| Front Camera | |
| 16 MP [Similar] |
5 MP HDR 1080p@30fps [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| FM radio | - |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| HSPA, LTE, VoLTE | HSPA 42.2/5.76 Mbps, LTE-A |
| Bluetooth | |
| v4.1, A2DP | 5.0, A2DP, LE |
| Wi-Fi | |
| Wi-Fi 802.11 a/b/g/n, hotspot | Wi-Fi 802.11 b/g/n, hotspot |
| USB | |
| microUSB v2.0, USB Host | 2.0, Type-C 1.0 reversible connector, USB On-The-Go |
| GPS | |
| Yes, with A-GPS | Yes, with A-GPS |
| Browser | |
| HTML5 | Yes |
User Memory
| Internal | |
| 32 GB, 3 GB RAM | 32 GB, 3 GB RAM |
| Expandable Storage | |
| microSD, up to 128 GB (uses SIM 2 slot) | microSDXC (dedicated slot) |
| USB OTG | |
| Supported | Supported |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| Magnetic-field Sensor (Compass) | |
| NFC | |
Battery
| Type | |
| Non-removable Li-Ion Battery | Non-removable Li-Po Battery |
| Capacity | |
| 2900 mAh | 5000 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |