Samsung Galaxy A51 vs vivo S1 Pro

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Display

Size

6.5 inches
6.4 inches

Resolution

1080 x 2400 pixels
1080 x 2340 pixels

Pixel density

405 PPI
404 PPI

Technology

Super AMOLED
Super AMOLED

Screen-to-body

87.37 %
83.45 %

Features

Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware & Performance

System chip

Samsung Exynos 9611
Qualcomm Snapdragon 665 SM6125

Processor

Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
Octa-core, 2000 MHz, Kryo 260, 64-bit, 11 nm

GPU

Mali-G72 MP3
Adreno 610

RAM

4GB
8GB

Internal storage

128GB
128GB

Storage expansion

microSDXC up to 512 GB
microSDXC up to 256 GB

OS

Android (10), Samsung One UI
Android (9.0 Pie)

Battery

Capacity

4000 mAh
4500 mAh

Type

Li - Polymer, Not user replaceable
Not user replaceable

Charging

Fast charging
Fast charging

Camera

Rear

Quad camera
Quad camera

Main camera

48 megapixels
48 megapixels

Features

Phase-detection autofocus
Phase-detection autofocus

Second camera

12 megapixels
8 megapixels

Features

Ultra-wide
Ultra-wide

Third camera

5 megapixels
2 megapixels

Features

Macro
Macro

Fourth camera

5 megapixels
2 megapixels

Features

Depth information
Depth information

Video recording

3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD) (30 fps)

Features

Hyperlapse, Digital image stabilization
 

Front

32 megapixels
32 megapixels

Features

High Dynamic Range mode (HDR)
High Dynamic Range mode (HDR)

Design

Dimensions

6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
6.27 x 2.96 x 0.34 inches (159.25 x 75.19 x 8.68 mm)

Weight

6.07 oz (172 g)
the average is 6.2 oz (177 g)
6.59 oz (187 g)
the average is 6.2 oz (177 g)

Materials

Back: Plastic
 

Biometrics

2D Face unlock, In-screen fingerprint
In-screen fingerprint

Colors

Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Fancy sky, Knight black, Nebula blue

Cellular

LTE (FDD)

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900)

LTE (TDD)

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)

UMTS

850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 2100 MHz

Data Speed

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

Yes
Yes

SIM type

Nano SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
3.5mm jack

Features

Dolby Atmos
 

Connectivity & Features

Bluetooth

5.0
5.0

Wi-Fi

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB

Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0

Features

Charging, OTG
Charging, OTG

Sensors

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Other

NFC, ANT+
 

Shopping information

In The Box

 
Earphone, Documentation, USB Cable, USB Power Adapter, SIM Ejector, Protective Case, Protective Film (applied)
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