On this page we compare specs Xiaomi Redmi 12A Octa core (2.3 GHz, Quad core, Cortex A53 1.8 GHz, Quad core, Cortex A53) with Oppo A3s Octa-core 1.8 GHz Cortex-A53, we compare external dimensions, compare screens and performance, the amount of RAM and memory for storing media data, battery capacity and characteristics of photo cameras, compare the presence of various sensors and functions.
| Hardware and OS | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Operating system | Android v12 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa core (2.3 GHz, Quad core, Cortex A53 1.8 GHz, Quad core, Cortex A53) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | MediaTek Helio G35 | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| Architecture | 64 bit | |
| GPU | PowerVR GE8320 | Adreno 506 |
| Internal memory | 64 GB | 16 GB, 2 GB RAM |
| External memory | Yes, Up to 512 GB | microSD, up to 256 GB (dedicated slot) |
| RAM | 4 GB | |
| Display | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Type | IPS LCD | IPS LCD |
| Size | 6.6 inches (16.76 cm) | 6.2" inc |
| Resolution | | 720 x 1520 px |
| Touchscreen | Yes, Capacitive Touchscreen, Multi-touch | capacitive touchscreen |
| PPI /points per inch/ | 255 ppi | |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | | 271 PPI |
| Colors | | 16M |
| Connectivity | Xiaomi Redmi 12A | Oppo A3s |
|---|
| 4G Bands | TD-LTE 2300(band 40), FD-LTE 1800(band 3) | |
| Network Support | 4G, 3G, 2G | |
| SIM Slot(s) | Dual SIM, GSM CDMA | |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 2100 |
| 4G Network | | LTE |
| USB Connectivity | Mass storage device, USB charging | |
| Wi-Fi | Yes, Wi-Fi 802.11, b/g/n | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| VoLTE | Yes | |
| Network | | GSM / HSPA / LTE |
| SIM card | SIM1: Nano, SIM2: Nano | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | Yes, v5.2 | 4.2, A2DP, LE |
| Edge | | Yes |
| GPRS | | Yes |
| GPS | Yes with A-GPS, Glonass | Yes, with A-GPS |
| Speed | | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | | microUSB 2.0, USB On-The-Go |
| Camera | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Camera Setup | Dual | |
| Autofocus | Yes | |
| Camera Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Flash | Yes, LED Flash | |
| Image Resolution | 4616 x 3464 Pixels | |
| Video Recording | 1920x1080 @ 300 fps | |
| Main camera | 16 MP, Primary Camera, 2 MP, | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | 8 MP, Primary Camera, | 8 MP, Single |
| Multimedia | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Headphone jack | 3.5 mm | |
| Loudspeaker | Yes | |
| 3.5 mm Jack | | Yes |
| Radio | | FM radio |
| Design | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Colors | | Red, Dark Purple |
| Dimensions | | 156.2 x 75.6 x 8.2 mm |
| Weight | | 168 g |
| Other features | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Fingerprint Sensor | Yes | |
| Fingerprint Sensor Position | Rear | |
| Other Sensors | Light sensor, Proximity sensor, Accelerometer | |
| Battery | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Capacity | 5100 mAh | |
| Type | Li-Polymer | |
| Removable | No | |
| Quick Charging | Yes, Fast | |
| USB Type-C | Yes | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | Xiaomi Redmi 12A | Oppo A3s |
|---|
| Release date | | 2018, July |
| Sensors | | Accelerometer, proximity, compass |
