On this page we compare specs Xiaomi Mi 7 Octa-Core (4 x 2.8GHz Kryo 385, 4 x 1.8GHz Kryo 385) 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 Mi 7 | Oppo A3s |
|---|
| Operating system | Android 8.0 Oreo OS | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-Core (4 x 2.8GHz Kryo 385, 4 x 1.8GHz Kryo 385) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Qualcomm Adreno 630 | Adreno 506 |
| RAM | 6GB/8GB | |
| Internal memory | | 16 GB, 2 GB RAM |
| Internal Storage | 64GB/128GB | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes | |
| Display | Xiaomi Mi 7 | Oppo A3s |
|---|
| Type | IPS, LCD capacitive touchscreen | IPS LCD |
| Size | 5.65 inches FHD | 6.2" inc |
| Resolution | 2160 x 1440 Pixels, 24 bit color depth | 720 x 1520 px |
| Touchscreen | Yes Multi Touch Support | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | ~ 427 ppi | 271 PPI |
| Protection | Yes | |
| Colors | 16M Colors | 16M |
| Features | FHD , IPS, LCD display, ~427 PPI Pixel Density, Capacitive, Multi-touch , Curved Glass Screen, 18:9 Ratio | |
| Connectivity | Xiaomi Mi 7 | Oppo A3s |
|---|
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 2100 |
| 4G Network | LTE: 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) MHz | LTE |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, Dual-Band, Wi-Fi Direct, DLNA, Hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| NFC | yes | |
| Network | | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | | 4.2, A2DP, LE |
| SIM | Standard SIM | |
| Edge | | Yes |
| Dual SIM | (Nano-SIM, Nano-SIM), Dual Standby | |
| GPRS | | Yes |
| GPS | Yes, with GPS, A-GPS, GLONASS, BDS | Yes, with A-GPS |
| Speed | LTE Cat-12 600 Mbps Download, 150 Mbps Upload Over 4G | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | USB Type-C 1.0 USB with OTG, Charging and Mass Storage Function | microUSB 2.0, USB On-The-Go |
| Camera | Xiaomi Mi 7 | Oppo A3s |
|---|
| Image | 4899 x 3266 Pixels | |
| Main camera | 16 Megapixels, 16 Megapixels | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | Yes with Dual-Tone LED Flash | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | 8 Megapixels 1080P | 8 MP, Single |
| Multimedia | Xiaomi Mi 7 | Oppo A3s |
|---|
| Loudspeaker | Yes | |
| Video Playback | Up to 14.5 Hours | |
| Video Out | Yes With Wireless Media Link | |
| Ring Tones | MP3, eAAC, WAV ringtones | |
| 3.5 mm Jack | No | Yes |
| Radio | Yes with FM Recording | FM radio |
| Design | Xiaomi Mi 7 | Oppo A3s |
|---|
| Colors | | Red, Dark Purple |
| Dimensions | | 156.2 x 75.6 x 8.2 mm |
| Weight | | 168 g |
| Battery | Xiaomi Mi 7 | Oppo A3s |
|---|
| Capacity | 4,480 mAh | |
| Placement | Non-Removable | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | Xiaomi Mi 7 | Oppo A3s |
|---|
| Release date | | 2018, July |
| Sensors | Proximity Sensor, Accelerometer, Ambient Light, Fingerprint Sensor (Rear Mounted), Gyroscope, Barometer | Accelerometer, proximity, compass |
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