LG G8 ThinQ vs Samsung Galaxy A51 Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

8.0	7.0
LG G8 ThinQ	Samsung Galaxy A51
Released · Apr 11, 2019	Released · Dec 27, 2019
6.1-inch · 3120x1440px	6.5-inch · 2400x1080px
Dual camera	Quad camera
6GB · 128GB	4GB · 128GB
3500 mAh	4000 mAh
Check prices	Check prices

Design

Dimensions
5.98 x 2.83 x 0.33 inches 151.9 x 71.8 x 8.4 mm	6.24 x 2.90 x 0.31 inches 158.5 x 73.6 x 7.9 mm
Weight
5.89 oz (167.0 g)	6.07 oz (172.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6) Frame: Aluminum	Back: Plastic Frame: Plastic
Resistance
Water, Dust; IP68; MIL-STD-810 certified
Biometrics
3D Face unlock, Fingerprint (touch)	2D Face unlock, Optical in-screen fingerprint
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Aurora black, Platinum gray, Carmine red	Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Display

Size
6.1-inch	6.5-inch
Resolution
3120x1440px, 19.5:9 ratio, 563 PPI	2400x1080px, 20:9 ratio, 405 PPI
Technology
OLED	Super AMOLED
Refresh rate
	60Hz
Screen-to-body
83.66 %	87.37 %
Peak brightness
600 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 855 (7 nm)	Samsung Exynos 9611 (10 nm)
Processor
Octa-core 2840 MHz Kryo 485	Octa-core 2300 MHz 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
GPU
Adreno 640	Mali-G72 MP3
RAM
6GB (LPDDR4)	4GB (LPDDR4)
Internal storage
128GB, available to use: 106 GB	128GB, available to use: 105.9 GB
Storage expansion
microSDXC up to 2000 GB	microSDXC up to 512 GB
OS
Android (9.0 Pie)	Android (11, 10), Samsung One UI

Battery

Capacity
3500 mAh	4000 mAh
Type
Li - Polymer	Li - Polymer
Charging
Qualcomm Quick Charge 3.0, USB Power Delivery, Qi wireless charging	Fast charging

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Battery Life Estimate

5h 22min

Browsing

11h 35min

Video

8h 35min

Gaming

6h 40min

Camera

Rear
Dual camera	Quad camera
Main camera
12 MP (OIS, PDAF) Aperture size: F1.5 Focal length: 27 mm Sensor size: 1/2.6" Pixel size: 1.4 μm	48 MP (PDAF) Aperture size: F2.0 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm
Second camera
16 MP (Ultra-wide) Aperture size: F1.9 Focal Length: 16 mm Sensor size: 1/3.1" Pixel size: 1 μm	12 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Pixel size: 1.12 μm
Third camera
	5 MP (Macro) Aperture size: F2.4 Focal Length: 40 mm
Fourth camera
	5 MP (Depth information) Aperture size: F2.2 Sensor size: 1/5" Pixel size: 1.12 μm
Flash
LED	LED
Video recording
3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps) HDR, Time-lapse video, EIS, Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps) Hyperlapse, EIS
Front
8 MP (Dual-Camera, Autofocus), Video capture: 1920x1080 (Full HD)	32 MP (HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
802.11 a,b,g,n,ac,dual-band MIMO, Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1	Type-C, USB 2.0
Hearing aid compatible
M4/T3
Location
GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Barometer	Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other
NFC, UMA (Wi-Fi Calling)	NFC, ANT+

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Multiple speakers	Earpiece, Loudspeaker
Features
32-Bit DAC, DTS:X Virtual Surround, aptX-HD	Dolby Atmos
Screen mirroring
DLNA,Wireless screen share,MirrorLink	Wireless screen share
Radio
FM	FM
Additional microphone(s)
Noise cancellation, Video recording	Noise cancellation

Cellular

4G (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46	Bands 38(2600), 39(1900+), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
Yes

Regulatory Approval

FCC approval
Date approved: Feb 15, 2019 FCC ID value: ZNFG820UM	Date approved: Nov 28, 2019 FCC ID value: A3LSMA515FN
Measured SAR
Head: 0.98 W/kg Body: 0.95 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.29 W/kg Phablet: 3.88 W/kg	Head: 0.89 W/kg Body: 1.18 W/kg Simultaneous Transmission: 1.56 W/kg Wireless Router: 1.12 W/kg Phablet: 2.76 W/kg

Buyers information

MSRP
$ 820	$ 400
In The Box
USB Type-C cable, Quick Charge 3.0 charger, SIM tray opener, Clear case, Stereo headset

Availability

Officially announced
Feb 24, 2019	Dec 12, 2019

Alternative variants

Dual SIM


Dual SIM	Yes

with 128GB storage


RAM	6GB
Internal storage	128GB

for T-Mobile


OS	Android (10)
4G (FDD)	Bands 1(2100), 3(1800), 7(2600), 8(900), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 28(700 APT)

for Verizon


4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

for Sprint


OS	Android (10)
4G (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), 25(1900+), 26(850+), 28(700 APT), 66(AWS-3), 71(600)
4G (TDD)	Bands 40(2300), 41(2600+), 46

for AT&T


4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD)	Bands 41(2600+)

for AT&T


4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 14(700 PS), 20(800 DD), 29(700 d), 30(2300 WCS), 66(AWS-3)
3G	Bands 5(850), 4(1700/2100), 2(1900), 1(2100)

for Sprint


4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD)	Bands 41(2600+)

for Verizon Wireless


OS	Android (10)
4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
4G (TDD)	Bands 46, 48(3600)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

for Europe


4G (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)
4G (TDD)	Bands 38(2600), 40(2300), 41(2600+)
Dual SIM	Yes

Links

Full specifications
LG G8 ThinQ Specs	Samsung Galaxy A51 Specs
PhoneArena Review
LG G8 ThinQ Review	Samsung Galaxy A51 Review
User Reviews
LG G8 ThinQ User Reviews	Samsung Galaxy A51 User Reviews