| Blackview BV8800 |
Oppo A3s |
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| Hardware and OS | Blackview BV8800 | Oppo A3s |
| Operating system | Android 11, Doke-OS 3.0 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | Mediatek MT6781 Helio G96 (12 nm) | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Mali-G57 MC2 | Adreno 506 |
| Internal memory | 128GB 8GB RAM | 16 GB, 2 GB RAM |
| External memory | No | microSD, up to 256 GB (dedicated slot) |
| Display | Blackview BV8800 | Oppo A3s |
| Type | IPS LCD, 90Hz, 480 nits | IPS LCD |
| Size | 6.58 inches, 104.3 cm2(~70.9% screen-to-body ratio) | 6.2" inc |
| Resolution | 1080 x 2408 pixels, 20:9 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 | Black, Orange, Green | 16M |
| Connectivity | Blackview BV8800 | 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 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 34, 38, 39, 40, 41, 66 | LTE |
| Wi-Fi | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Dual SIM (Nano-SIM, dual stand-by) | |
| Bluetooth | 5.2, A2DP, LE | 4.2, A2DP, LE |
| NFC | Yes | |
| Edge | Yes | |
| GPRS | Yes | |
| CDMA | CDMA 800 / 1900 | |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, 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 |
| USB | USB Type-C 2.0, USB On-The-Go | microUSB 2.0, USB On-The-Go |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE | |
| Camera | Blackview BV8800 | 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 | |
| Main Camera | Blackview BV8800 | Oppo A3s |
| Camera | 50 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, 117° (ultrawide) 20 MP, f/1.8, (IR camera), 2 IR emitters 2 MP, (depth) | |
| Features | Dual-LED flash, HDR, panorama | |
| Video | 1440p@30fps | |
| Selfie camera | Blackview BV8800 | Oppo A3s |
| Camera | 16 MP, f/2.0, (wide) | |
| Video | 1080p@30fps | |
| Multimedia | Blackview BV8800 | Oppo A3s |
| 3.5 mm Jack | No | Yes |
| Radio | FM radio | FM radio |
| Loudspeaker | Yes | |
| Design | Blackview BV8800 | Oppo A3s |
| Body | IP68/IP69K dust/water resistant (up to 1.5m for 30 mins) Drop-to-concrete resistance from up to 1.5 m MIL-STD-810H compliant | |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Colors | Red, Dark Purple | |
| Dimensions | 176.2 x 83.5 x 17.7 mm (6.94 x 3.29 x 0.70 in) | 156.2 x 75.6 x 8.2 mm |
| Weight | 367 g (12.95 oz) | 168 g |
| Features | Blackview BV8800 | Oppo A3s |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer | |
| Battery | Blackview BV8800 | Oppo A3s |
| Type | Li-Po 8380 mAh, non-removable | |
| Battery capacity | 4230 mAh, Non-removable Li-Ion | |
| Charging | Fast charging 33W Reverse charging, 31% in 30 min, 100% in 90 min (advertised) | |
| Other | Blackview BV8800 | Oppo A3s |
| Release date | 2018, July | |
| Sensors | Accelerometer, proximity, compass |
