Oppo A57 |
Vivo V21 5G |
| Oppo A57 | Vivo V21 5G |
| Launch | |
|---|---|
| Release Date | |
| Dec, 2016 | May, 2021 |
| Status | |
| Discontinued | Available |
| Body & Operating System | |
| Operating system | |
| Android 6 (Marshmallow) | Android 11 |
| UI | |
| ColorOS 3 | Funtouch 11.1 |
| Dimensions | |
| 149.1 x 72.9 x 7.7 mm (5.87 x 2.87 x 0.30 in) | 159.7 x 73.9 x 7.3 mm (6.29 x 2.91 x 0.29 in) |
| Weight | |
| 147 g | 176 g |
| Body | |
| Glass front (Gorilla Glass 4), aluminum back, aluminum frame | NA |
| Color Options | |
| Black, Gold, Rose Gold | Dusk Blue, Sunset Dazzle, Arctic White |
| Display Specifications | |
| Technology | |
| IPS LCD | AMOLED |
| Size | |
| 5.2 inches More devices with a similar display. > |
6.44 inches More devices with a similar display. > |
| Resolution | |
| High Definition (HD) - 720 x 1280 pixels, 16:9 ratio (~282 ppi density) | Full HD (FHD) - 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) |
| Protection | |
| Corning Gorilla Glass 4 | NA |
| Features | |
| NA | 90Hz refresh rate, HDR10+, 500 nits (typ) |
| Battery & Charging | |
| Capacity | |
| Non-removable Li-Ion, 2900 mAh More devices with similar battery. > |
Non-removable Li-Po, 4000 mAh More devices with similar battery. > |
| Charging | |
| NA | Fast charging 33W, 63% in 30 min |
| Processing Power | |
| CPU | |
| Octa-core 1.4 GHz Cortex-A53 | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| Chipset | |
| Qualcomm MSM8940 Snapdragon 435 (28 nm) | MediaTek MT6853 Dimensity 800U 5G (7 nm) |
| GPU | |
| Adreno 505 | Mali-G57 MC3 |
| Memory & Storage | |
| Ram | |
| 3GB RAM | 8GB RAM |
| Storage Memory | |
| 32GB Built-in | 128/256GB Built-in |
| Memory Card | |
| microSD, up to 256GB (dedicated slot) | microSD, up to 256GB (uses shared SIM slot) |
| Cameras | |
| Rear/Back | |
| 13 MP, f/2.2, PDAF | Triple 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF, OIS 8 MP, f/2.2, 120°, 16mm (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) |
| Features | |
|
LED flash, HDR, panorama Video 1080p@30fps |
LED flash, HDR, panorama |
| Front | |
| 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm Video 1080p@30fps |
44 MP, f/2.0, (wide), AF, OIS Dual-LED flash, HDR Video 4K@30fps (no OIS), 1080p@30fps |
| Features | |
| NA | NA |
| Network | |
| SIM | |
| Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) | Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Data | |
| GSM / HSPA / LTE | GSM / HSPA / LTE / 5G |
| 2G Bands | |
|
SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 - (Dual SIM model only) |
SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | |
| HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Bands | |
| LTE band 1, 3, 5, 7, 8, 20... | LTE bands 1, 2, 3, 4, 5, 7... |
| 5G Bands | |
| NO | 78 Sub6 - India |
| Connectivity | |
| WLAN (WIFI) | |
| Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth | |
| 4.1, A2DP | 5.1, A2DP, LE |
| GPS | |
| Yes, with A-GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
| USB | |
| microUSB 2.0, USB On-The-Go | USB Type-C 2.0, USB On-The-Go |
| NFC | |
| No | No |
| Additional Features | |
| Sensors | |
| Fingerprint (front-mounted), accelerometer, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
| Extra | |
| Google Search, Maps, Gmail, Youtube, Calendar, Speakerphone | NA |
| Pricing | |
| Price | |
| US$ 221 | USD $408 |
| Resale Value | |
| High | High |
| Comparison Result | |
| Score | |
| 1 Point(s) | 13 Point(s) |
| Save Comparison | |