| Xiaomi Civi 2 |
Oppo A3s |
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| Hardware and OS | Xiaomi Civi 2 | Oppo A3s |
| Operating system | Android 12, MIUI 13 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core 2.4 GHz | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Qualcomm Snapdragon 7 Gen 1 (4 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Adreno | Adreno 506 |
| Internal memory | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM | 16 GB, 2 GB RAM |
| External memory | No | microSD, up to 256 GB (dedicated slot) |
| Display | Xiaomi Civi 2 | Oppo A3s |
| Type | AMOLED, 1B colors, Dolby Vision, HDR10 , 120Hz, 1000 nits (peak) | IPS LCD |
| Size | 6.55 inches, 103.6 cm2(~89.5% screen-to-body ratio) | 6.2" inc |
| Resolution | 1080 x 2400 pixels, 20:9 ratio | 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 | |
| Connectivity | Xiaomi Civi 2 | Oppo A3s |
| 5G Network | 1, 3, 5, 8, 28, 38, 41, 77, 78 SA/NSA | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot | |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42 | LTE |
| Infrared port | Yes | |
| Wi-Fi | 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) | |
| CDMA | CDMA 800 | |
| Bluetooth | 5.2, A2DP, LE | 4.2, A2DP, LE |
| Edge | Yes | |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS. Up to dual-band: GLONASS (1), BDS (2), GALILEO (1), QZSS (1) | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A, 5G | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | USB Type-C 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go |
| Main Camera | Xiaomi Civi 2 | Oppo A3s |
| Camera | 50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF 20 MP, f/2.2, 115? (ultrawide), 1/2.78", 1.0µm 2 MP, f/2.4, (macro) | |
| Features | Dual-LED dual-tone flash, HDR, panorama | |
| Video | 4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS | |
| Camera | Xiaomi Civi 2 | 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 | |
| Selfie camera | Xiaomi Civi 2 | Oppo A3s |
| Camera | 32 MP, f/2.0, (wide), 1/2.8", 0.8µm, AF 32 MP, 100? (ultrawide), 1/2.8", 0.8µm | |
| Features | 2 Dual-LED dual-tone flash, HDR, panorama | |
| Video | 1080p@30/60fps | |
| Multimedia | Xiaomi Civi 2 | Oppo A3s |
| Multimedia | 24-bit/192kHz audio | |
| 3.5 mm Jack | No | Yes |
| Loudspeaker | Yes | |
| Radio | FM radio | |
| Design | Xiaomi Civi 2 | Oppo A3s |
| Colors | Black, Blue, Violet, Silver | Red, Dark Purple |
| Dimensions | 159.2 x 72.7 x 7.2 mm (6.27 x 2.86 x 0.28 in) | 156.2 x 75.6 x 8.2 mm |
| Weight | 171.8 g (6.07 oz) | 168 g |
| Body build | Glass front (Gorilla Glass 5), glass back, aluminum frame | |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Battery | Xiaomi Civi 2 | Oppo A3s |
| Type | Li-Po 4500 mAh, non-removable | |
| Charging | Fast charging 67W, 100% in 40 min (advertised) USB Power Delivery 3.0 | |
| Battery capacity | 4230 mAh, Non-removable Li-Ion | |
| Other | Xiaomi Civi 2 | Oppo A3s |
| Release date | 2018, July | |
| Sensors | Accelerometer, proximity, compass | |
| Features | Xiaomi Civi 2 | Oppo A3s |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum |
