On this page we compare specs Xiaomi Mi Max 4 Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) 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 Max 4 | Oppo A3s |
|---|
| Operating system | Android 9.0 (Pie), MIUI 11 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Qualcomm SDM660 Snapdragon 660 (14 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Adreno 512 | Adreno 506 |
| Internal memory | 64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM | 16 GB, 2 GB RAM |
| External memory | microSDXC (uses shared SIM slot) | microSD, up to 256 GB (dedicated slot) |
| Display | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Type | IPS LCD | IPS LCD |
| Size | 7.2 inches, 128.3 cm2 | 6.2" inc |
| Resolution | 1080 x 2310 pixels | 720 x 1520 px |
| Touchscreen | | capacitive touchscreen |
| Protection | Corning Gorilla Glass 5 | |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | | 271 PPI |
| Colors | | 16M |
| Main Camera | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Camera | 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF
TOF 3D, (depth) | |
| Features | Dual-LED flash, HDR, panorama | |
| Video | 4K@30fps, 720p/1080p@30fps (gyro-EIS) | |
| Selfie camera | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Camera | 8 MP, f/2.0, 1/4", 1.12µm | |
| Features | HDR | |
| Video | 1080p@30fps | |
| Connectivity | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | 1, 3, 4, 5, 7, 8, 20, 34, 38, 39, 40, 41 | LTE |
| Wi-Fi | | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | 5.0, A2DP, LE | 4.2, A2DP, LE |
| Edge | | Yes |
| CDMA | CDMA 800 & TD-SCDMA | |
| GPRS | | Yes |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| Infrared port | Yes | |
| USB | USB Type-C | microUSB 2.0, USB On-The-Go |
| NFC | No | |
| Technology | GSM / CDMA / HSPA / EVDO / LTE | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, hotspot | |
| Camera | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Main camera | | 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, Single |
| Multimedia | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Loudspeaker | Yes, with stereo speakers | |
| 3.5 mm Jack | Yes | Yes |
| Radio | FM radio | FM radio |
| Design | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Colors | Black, Champagne Gold, Blue | Red, Dark Purple |
| Dimensions | - | 156.2 x 75.6 x 8.2 mm |
| Body build | Glass front (Gorilla Glass 5), aluminum back, aluminum frame | |
| Weight | - | 168 g |
| SIM | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Battery | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Type | Li-Po 5800 mAh, non-removable | |
| Charging | Fast charging 18W | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Release date | | 2018, July |
| Sensors | | Accelerometer, proximity, compass |
| Features | Xiaomi Mi Max 4 | Oppo A3s |
|---|
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
