Samsung Galaxy A31 vs vivo Y77 (China)
General Info
| Manufacturer | |
| Samsung | vivo |
| Announced | |
| 2020, March 24 | July 2022 |
| Status | |
| Coming Soon - April 2020 | Coming Soon - July 2022 |
| Colors | |
| Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White | Black, Silver, Blue |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) |
164.2 x 75.8 x 8.6 mm (6.46 x 2.98 x 0.34 in) |
| Weight | |
| 185 g (6.53 oz) | 194 g (6.84 oz) |
| SIM Type | |
| Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA2000 1x |
| 3G Network | |
| HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 2100 |
| 4G Network | |
| LTE (unspecified) | 1, 3, 5, 8, 28, 34, 38, 39, 40, 41 |
| 5G Network | |
| - | 1, 5, 8, 28, 41, 77, 78 SA/NSA |
| Messaging | |
| Build Features | |
| - Fingerprint Sensor (under display, optical) |
- Fingerprint Sensor (side-mounted) ) |
Display
Hardware and OS
| OS | |
| Android 10.0 | Android 12 |
| User Interface | |
| One UI 2.0 | Origin OS Ocean |
| Processor | |
| Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55), Mediatek MT6768 Helio P65 (12nm) [Similar] | Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55), MediaTek Dimensity 930 (6 nm) [Similar] |
| GPU | |
| Mali-G52 MC2 [Similar] | IMG BXM-8-256 [Similar] |
| RAM | |
| 6 GB [Browse Similar] | 12 GB [Browse Similar] |
| Internal Memory | |
| 128 GB | 256 GB |
| External Memory | |
| microSDXC | No |
Camera
| Rear Camera | |
| 48 MP + 8 MP + 5 MP + 5 MP [Similar] | 50 MP + 2 MP [Similar] |
| Flash | |
| LED flash | LED Flash |
| Features | |
| 48 MP, f/2.0, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth) panorama, HDR |
50 MP, f/1.8, (wide), PDAF 2 MP, f/2.4, (macro) HDR, Panorama |
| Video | |
| 1080p@30fps | 1080p@30fps |
| Front Camera | |
|
20 MP, f/2.2, 0.8µm HDR 1080p@30fps [Similar] |
8 MP, f/2.0, (wide) 1080p@30fps [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| - | No |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| HSPA, LTE-A | HSPA 42.2/5.76 Mbps, LTE-A, 5G |
| Bluetooth | |
| 5.0, A2DP, LE | 5.3, A2DP, LE, aptX HD |
| Wi-Fi | |
| Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| USB | |
| 2.0, Type-C 1.0 reversible connector, USB On-The-Go | USB Type-C 2.0, USB On-The-Go |
| GPS | |
| Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Browser | |
| Yes | Yes |
User Memory
| Internal | |
| 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) | 256 GB, 12 GB RAM or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM or 128 GB, 6 GB RAM UFS 2.2 |
| Expandable Storage | |
| microSDXC | No |
| USB OTG | |
| Supported | Supported |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| Magnetic-field Sensor (Compass) | |
| Gyroscope Sensor | |
| NFC | |
Battery
| Type | |
| Non-removable Li-Po Battery Fast battery charging 15W |
Non-removable Li-Po Battery Fast battery Charging 80W |
| Capacity | |
| 5000 mAh | 4500 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |