On this page we compare specs Vivo V20 2021 Octa-core (2x2.2 GHz Kryo 470 Gold, 6x1.8 GHz Kryo 470 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 | Vivo V20 2021 | Oppo A3s |
|---|
| Operating system | Android 11, Funtouch 11 | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa-core (2x2.2 GHz Kryo 470 Gold, 6x1.8 GHz Kryo 470 Silver) | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | Adreno 618 | Adreno 506 |
| RAM | 8 GB | |
| Internal memory | | 16 GB, 2 GB RAM |
| Internal Storage | 128 GB | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Memory Card Slot | microSDXC (dedicated slot) | |
| User Interface | Yes | |
| Display | Vivo V20 2021 | Oppo A3s |
|---|
| Type | AMOLED | IPS LCD |
| Size | 6.44 inches | 6.2" inc |
| Resolution | 1080 x 2400 pixels | 720 x 1520 px |
| Touchscreen | Yes | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | 409 PPI | 271 PPI |
| Colors | 16M | 16M |
| Connectivity | Vivo V20 2021 | Oppo A3s |
|---|
| 5G Network | No | |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 2100 |
| 4G Network | 1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41 | LTE |
| NFC | Yes (market/region dependent) | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| Network | | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| SIM | Nano SIM | |
| Bluetooth | | 4.2, A2DP, LE |
| Dual SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Edge | | Yes |
| Wireless Charging | No | |
| GPRS | | Yes |
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A | 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 |
| Camera | Vivo V20 2021 | Oppo A3s |
|---|
| Image | 2160p | |
| Main camera | 64 MP (wide), 8 MP (ultrawide), 2 MP (depth) | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | Dual-LED dual-tone flash, HDR, panorama | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | 44 MP (wide) | 8 MP, Single |
| Multimedia | Vivo V20 2021 | Oppo A3s |
|---|
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Video Playback | Yes | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | Yes | Yes |
| Radio | Yes | FM radio |
| Design | Vivo V20 2021 | Oppo A3s |
|---|
| Colors | | Red, Dark Purple |
| Waterproof | No | |
| Dimensions | 161.3 x 74.2 x 7.4 mm | 156.2 x 75.6 x 8.2 mm |
| Weight | 171 g | 168 g |
| Battery | Vivo V20 2021 | Oppo A3s |
|---|
| Capacity | Li-Po 4000 mAh, Fast charging 33W | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Placement | Non-removable | |
| Other | Vivo V20 2021 | Oppo A3s |
|---|
| Release date | | 2018, July |
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, | Accelerometer, proximity, compass |
