On this page we compare specs Xiaomi Redmi Note 4 (MediaTek) Deca-core 2.1 GHz 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 Note 4 (MediaTek) | Oppo A3s |
|---|
| Operating system | Android 6.0 (Marshmallow); MIUI 10 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Deca-core 2.1 GHz | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Mediatek MT6797 Helio X20 (20 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Mali-T880 MP4 | Adreno 506 |
| Internal memory | 16GB 2GB RAM (Standard), 64GB 3GB RAM (High), 64GB 4GB RAM (Exclusive) | 16 GB, 2 GB RAM |
| External memory | microSDXC (uses shared SIM slot) | microSD, up to 256 GB (dedicated slot) |
| Display | Xiaomi Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Type | IPS LCD capacitive touchscreen, 16M colors | IPS LCD |
| Size | 5.5 inches, 83.4 cm2 | 6.2" inc |
| Resolution | 1080 x 1920 pixels, 16:9 ratio | 720 x 1520 px |
| Touchscreen | | capacitive touchscreen |
| 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 Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Camera | 13 MP, f/2.0, PDAF | |
| Features | Dual-LED dual-tone flash, HDR, panorama | |
| Video | 1080p@30fps, 720p@120fps | |
| Selfie camera | Xiaomi Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Camera | 5 MP, f/2.0 | |
| Video | 720p | |
| Connectivity | Xiaomi Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| 2G Network | GSM 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 | LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) | 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) |
| CDMA | CDMA 800 & TD-SCDMA | |
| Bluetooth | 4.2, A2DP, LE | 4.2, A2DP, LE |
| Edge | | Yes |
| Infrared port | Yes | |
| GPRS | | Yes |
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS |
| Technology | GSM / CDMA / HSPA / LTE | |
| Speed | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | microUSB 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | |
| Camera | Xiaomi Redmi Note 4 (MediaTek) | 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 Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Loudspeaker | Yes | |
| Multimedia | 24-bit/192kHz audio
| |
| 3.5 mm Jack | Yes | Yes |
| Radio | FM radio | FM radio |
| Design | Xiaomi Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Body build | Glass front, aluminum back, aluminum frame | |
| Colors | Silver, Gray, Gold, Blue, Black | Red, Dark Purple |
| SIM | Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) | |
| Dimensions | 151 x 76 x 8.4 mm (5.94 x 2.99 x 0.33 in) | 156.2 x 75.6 x 8.2 mm |
| Weight | 175 g (6.17 oz) | 168 g |
| Features | Xiaomi Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
| Battery | Xiaomi Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Capacity | Non-removable Li-Po 4100 mAh battery | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | Xiaomi Redmi Note 4 (MediaTek) | Oppo A3s |
|---|
| Release date | | 2018, July |
| Sensors | | Accelerometer, proximity, compass |
