LG V40 ThinQ vs Samsung Galaxy A51

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, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900); LTE-TDD 2600 MHz

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)
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (4CA), Cat16, 1 Gbps download, 150 Mbps upload

LTE, Cat12, 603 Mbps download, 102 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Front glass, plastic body
SIM

Single SIM (Nano-SIM)

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

158.8 mm

158.5 mm
Width

75.7 mm

73.6 mm
Thickness

7.6 mm

7.9 mm
Weight

169 g

172 g
Waterproof

IP68, 1.5m for 30 mins

-
Dust proof

IP68

-
MIL-STD-810G

Yes

-
Colors

Black, Blue

Black, Blue, Pink, White

Display
Display type

P-OLED capacitive touchscreen

Super AMOLED capacitive touchscreen
Physical size

6.4 inches

6.5 inches
Resolution

1440 x 3120 pixels

1080 x 2400 pixels
Pixel density

537 ppi

405 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass 5

Scratch resistant, Corning Gorilla Glass 3
Multitouch

Yes

Yes
Display features

Always-on display, Dolby Vision/HDR10 compliant, LG UX 7.0+

-

Main camera
Camera type

Triple

Quad
Main camera

12 MP, f/1.5 , 27 mm, 1.4 µm

48 MP, f/2.0 , 26 mm, 0.8 µm, 1/2"
12 MP, f/2.4 , 52 mm, 1.0 µm

12 MP, f/2.2 , 13 mm, 1.12 µm
16 MP, f/1.9 , 1.0 µm

5 MP, f/2.4 , 40 mm
5 MP, f/2.2 , 1/5.0" , 1.12 µm
Primary camera resolution

4032 x 3024 pixels

8000 x 6000 pixels
Primary camera video

2160p@30/60fps, 1080p@30/60/240fps, 24-bit/192kHz stereo sound rec.

2160p@30fps, 1080p@30/60/120fps
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, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode

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
DxOMark photo

101

-
DxOMark video

87

-
DxOMark camera score

97

-

Selfie camera
Selfie camera type

Dual

-
Selfie camera

8 MP, f/1.9 , 26 mm, 1.4 µm

32 MP, f/2.2 , 26 mm, 0.8 µm, 1/2.8"
5 MP, f/2.2 , 21 mm, 1.4 µm
Selfie camera resolution

3264 x 2448 pixels

6560 x 4928 pixels
Selfie camera video

1080p@30fps

1080p@30fps

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, 802.11n 5Ghz, 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

Type-C 1.0 reversible connector
USB On-The-Go

Yes

Yes
Bluetooth

v5.0

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

-

Yes

Features
Sensors

Accelerometer, barometer, compass, fingerprint, gyroscope, hall, light, proximity

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