Samsung Galaxy A31 vs Vivo Y77
Product
Price
230 USD
230 USD
Status
Available
Available
Brand
Samsung Mobile
Vivo Mobiles
Model No
Galaxy A31
V2219A
Launch Date
2020, May 01
2022, July 07
Wikipedia
Technology
GSM / HSPA / LTE
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
HSDPA 850 / 900 / 1900 / 2100 - SM-A315F
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - SM-A315G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 5, 7, 8, 20, 38, 40, 41 - SM-A315F
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66 - SM-A315G
1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed
HSPA 42.2/5.76 Mbps, LTE-A
HSPA 42.2/5.76 Mbps, LTE-A, 5G
5G bands
1, 3, 28, 40, 41, 78 SA/NSA
Dimensions
159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in)
164 x 75.8 x 8.3 mm (6.46 x 2.98 x 0.33 in)
Weight
185 g (6.53 oz)
194 g (6.84 oz)
Build
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Glass front, plastic frame, plastic back
SIM
Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Dual SIM (Nano-SIM, dual stand-by)
Colors
Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
Glowing galaxy, Starlight black
Type
Super AMOLED capacitive touchscreen, 16M colors
IPS LCD
Size
6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio)
6.58 inches, 104.3 cm2 (~83.9% screen-to-body ratio)
Resolution
1080 x 2400 pixels, 20:9 ratio (~411 ppi density)
1080 x 2408 pixels, 20:9 ratio (~401 ppi density)
OS
Android 10, One UI 2.0
Android, Funtouch 12
Chipset
Mediatek MT6768 Helio P65 (12nm)
MediaTek MT6833P Dimensity 810 (6 nm)/Dimensity 930
CPU
Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)/Octa-core (2x2.2 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G52 MC2
Mali-G57 MC2/ IMG BXM-8-256
RAM
4GB/6GB
8GB
Storage
128GB Built-in
128GB/256GB
Card Slot
microSDXC (dedicated slot)
microSDXC (uses shared SIM slot)
Lens 1
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
50 MP, f/1.8, 26mm (wide), PDAF
Lens 2
8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
Lens 3
5 MP, f/2.4, (macro)
Lens 4
5 MP, f/2.4, (depth)
Features
LED flash, panorama, HDR, Auto Focus, Digital Zoom up to 8x, F2.2
LED flash, HDR, panorama
Video
1080p@30fps
1080p@30fps
Lens 1
20 MP, f/2.2, (wide)
16 MP, f/2.0, (wide)
Video
1080p@30fps
1080p@30fps
Capacity
(Li-Po Non removable), 5000 mAh -
Li-Po 5000 mAh, non-removable
Charging
Fast battery charging 15W
Fast charging 18W
Sensors
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, proximity, compass
Loudspeaker
Yes
Yes
3.5mm jack
Yes
Yes
WLAN
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
Bluetooth
5.0, A2DP, LE
5.1, A2DP, LE, aptX HD
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS
NFC
Yes (market/region dependent)
No
Radio
FM radio, RDS, recording
FM radio
USB
2.0, Type-C 1.0 reversible connector, USB On-The-Go
USB Type-C 2.0, USB On-The-Go
Display
Performance AnTuTu: 151815 (v8)
GeekBench: 5096 (v4.4), 1216 (v5.1)
GFXBench: 7fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal)
Loudspeaker
-30.9 LUFS (Below average)
Battery life
Endurance rating 124h