Samsung Galaxy A51 vs vivo V15

Samsung Galaxy A51

vivo V15

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 40(2300), 41(2500)
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE, Cat12, 603 Mbps download, 102 Mbps upload

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Front glass, plastic body

Plastic
SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

158.5 mm

161.2 mm
Width

73.6 mm

75.9 mm
Thickness

7.9 mm

8.5 mm
Weight

172 g

186 g
Colors

Black, Blue, Pink, White

Blue, Red

Display
Display type

Super AMOLED capacitive touchscreen

IPS LCD capacitive touchscreen
Physical size

6.5 inches

6.53 inches
Resolution

1080 x 2400 pixels

1080 x 2340 pixels
Pixel density

405 ppi

395 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, Corning Gorilla Glass 3

Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 5
Multitouch

Yes

Yes

Main camera
Camera type

Quad

Triple
Main camera

48 MP, f/2.0 , 26 mm, 1/2" , 0.8 µm

12 MP, f/1.8
12 MP, f/2.2 , 13 mm, 1.12 µm

8 MP, f/2.2 , 13 mm
5 MP, f/2.4 , 40 mm

5 MP, f/2.4
5 MP, f/2.2 , 1/5.0" , 1.12 µm
Primary camera resolution

8000 x 6000 pixels

4032 x 3024 pixels
Primary camera video

2160p@30fps, 1080p@30/60/120fps

2160p@30fps, 1080p@30fps
Primary camera flash

LED flash

LED flash
Primary camera phase detection autofocus

-

phase detection autofocus
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
Wi-Fi display

Yes

-
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

microUSB 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v4.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

-
Beidou

Yes

-
BDS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, light, proximity, in-display fingerprint sensor

Accelerometer, compass, fingerprint, gyro, proximity