On this page we compare specs Xiaomi Redmi Note 4 Octa-core 2.0 GHz 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 Note 4 | Oppo A3s |
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Operating system | Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat); MIUI 10 | Android 8.1 (Oreo); ColorOS 5.1 |
Processor | Octa-core 2.0 GHz Cortex-A53 | Octa-core 1.8 GHz Cortex-A53 |
Chipset | Qualcomm MSM8953 Snapdragon 625 (14 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
GPU | Adreno 506 | Adreno 506 |
Internal memory | 64 GB, 4 GB RAM32 GB, 3 GB RAM; 64 GB, 3 GB RAM (China only) | 16 GB, 2 GB RAM |
External memory | microSD, up to 256 GB (uses SIM 2 slot) | microSD, up to 256 GB (dedicated slot) |
Display | Xiaomi Redmi Note 4 | Oppo A3s |
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Type | IPS LCD | IPS LCD |
Size | 5.5" inc | 6.2" inc |
Resolution | 1080 x 1920 px | 720 x 1520 px |
Touchscreen | capacitive touchscreen | capacitive touchscreen |
Screen-to-Body Ratio | 72.7% | 81.2% |
Display area | 83.4 cm2 | 95.9 cm2 |
Display aspect ratio | 16:9 (height:width) | 19:9 (height:width) |
Pixel Density | 401 PPI | 271 PPI |
Colors | 16M | 16M |
Connectivity | Xiaomi Redmi Note 4 | Oppo A3s |
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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), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300) | LTE |
Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
SIM card | Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
Bluetooth | 4.1, A2DP, LE | 4.2, A2DP, LE |
Edge | Yes | Yes |
GPRS | Yes | Yes |
GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS |
Speed | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps | 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 |
Camera | Xiaomi Redmi Note 4 | Oppo A3s |
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Main camera | 13 MP, Single | 13 MP, Dual |
Specs | 13 MP, f/2.0, 1.12µm, PDAF | 13 MP, f/2.2, AF -2 MP, f/2.4, depth sensor |
Features | Dual-LED dual-tone flash, panorama, HDR | LED flash, HDR, panorama |
Video | 1080p@30fps, 720p@120fps | 1080p@30fps |
Selfie camera | 5 MP, Single | 8 MP, Single |
Multimedia | Xiaomi Redmi Note 4 | Oppo A3s |
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3.5 mm Jack | Yes | Yes |
Radio | FM radio | FM radio |
Design | Xiaomi Redmi Note 4 | Oppo A3s |
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Colors | Dark Gray, Gold, Black, Lake Blue (64/4GB model) | Red, Dark Purple |
Dimensions | 151 x 76 x 8.5 mm | 156.2 x 75.6 x 8.2 mm |
Weight | 165 g | 168 g |
Body build | Front glass, aluminum body | |
Battery | Xiaomi Redmi Note 4 | Oppo A3s |
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Battery capacity | 4100 mAh, Non-removable Li-Po | 4230 mAh, Non-removable Li-Ion |
Other | Xiaomi Redmi Note 4 | Oppo A3s |
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Release date | 2017, January | 2018, July |
Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass , Infrared port | Accelerometer, proximity, compass |