LG G6 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.

8.7
LG G6
7.0
Samsung Galaxy A51
LG G6 Samsung Galaxy A51
Released · Mar 10, 2017
Released · Dec 27, 2019
5.7-inch
6.5-inch
Dual camera
Quad camera
4GB · 32GB
4GB · 128GB
3300 mAh
4000 mAh
Check prices

Design

Dimensions
5.86 x 2.83 x 0.31 inches
148.9 x 71.9 x 7.9 mm
6.24 x 2.90 x 0.31 inches
158.5 x 73.6 x 7.9 mm
Weight
5.75 oz (163.0 g) 6.07 oz (172.0 g)
Materials
Back: Glass (Corning Gorilla Glass 3)
Frame: Aluminum
Back: Plastic
Frame: Plastic
Resistance
Water, Dust, Shock; IP68; MIL-STD-810 certified
Biometrics
Fingerprint (touch) 2D Face unlock, Optical in-screen fingerprint
Keys
Left: Volume control Right: Volume control, Lock/Unlock key
Colors
Black, Silver Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue

Display

Size
5.7-inch 6.5-inch
Resolution
2880x1440px, 561 PPI 2400x1080px, 20:9 ratio, 405 PPI
Technology
IPS LCD Super AMOLED
Refresh rate
60Hz
Screen-to-body
79.47 % 87.37 %
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 821 MSM8996 Pro (14 nm) Samsung Exynos 9611 (10 nm)
Processor
Quad-core
2350 MHz
Kryo
Octa-core
2300 MHz
4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
GPU
Adreno 530 Mali-G72 MP3
RAM
4GB 4GB (LPDDR4)
Internal storage
32GB, available to use: 20.56 GB 128GB, available to use: 105.9 GB
Storage expansion
microSDXC up to 2000 GB microSDXC up to 512 GB
OS
Android (8.0 Oreo, 7.0 Nougat), LG UX UI Android (11, 10), Samsung One UI

Battery

Capacity
3300 mAh 4000 mAh
Type
Li - Polymer Li - Polymer
Charging
Qualcomm Quick Charge 3.0 Fast charging
PhoneArena Battery Tests
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
13 MP (OIS, PDAF, CMOS image sensor)
Aperture size: F1.8
Focal length: 29 mm
Sensor size: 1/3.06"
Pixel size: 1.12 μm
48 MP (PDAF)
Aperture size: F2.0
Focal length: 26 mm
Sensor size: 1/2"
Pixel size: 0.8 μm
Second camera
13 MP (Ultra-wide)
Aperture size: F2.4
Focal Length: 12 mm
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
Dual LED LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD)
Time-lapse video, Picture-taking during video recording, EIS, Video calling, Video sharing
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Hyperlapse, EIS
Front
5 MP (Wide Angle) 32 MP (HDR), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.2 5.0
WLAN
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, USB 2.0 Type-C, USB 2.0
Hearing aid compatible
M4/T3
Location
GPS, A-GPS 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), Tethering, Computer sync, OTA sync NFC, ANT+

Multimedia

Headphones
3.5mm jack 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Features
32-Bit DAC, aptX-HD Dolby Atmos
Screen mirroring
DLNA,Wireless screen share Wireless screen share
Radio
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), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+) 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+), 41(2600+)
3G
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100) Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A Cat 11 (600/75 Mbit/s), HSPA, HSUPA, UMTS LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM Nano SIM
HD Voice
Yes
VoLTE
Yes

Phone Features

Notifications
Haptic feedback
Other features
Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval
Date approved: Nov 28, 2019
FCC ID value: A3LSMA515FN
Measured SAR
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
$ 400

Availability

Officially announced
Feb 26, 2017 Dec 12, 2019

Alternative variants

with 64 GB storage
Internal storage 64GB, available to use: 50.7 GB
with 128GB storage
RAM 6GB
Internal storage 128GB
for Verizon Wireless
OS Android (9.0 Pie)
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD)
3G Bands 5(850), 8(900), 2(1900), 1(2100)
FCC approval Date approved: Feb 27, 2017
FCC ID value: ZNFVS988
Measured SAR Head: 0.30 W/kg
Body: 0.49 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 0.48 W/kg
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 T-Mobile
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD)
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 Sprint and Boost Mobile
4G (FDD) Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 25(1900+), 26(850+)
4G (TDD) Bands 41(2600+)
FCC approval Date approved: Feb 27, 2017
FCC ID value: ZNFLS993
Measured SAR Head: 0.26 W/kg
Body: 1.07 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.07 W/kg
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 AT&T
OS Android (9.0 Pie)
4G (FDD) Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 20(800 DD), 29(700 d), 30(2300 WCS)
FCC approval Date approved: Apr 07, 2017
FCC ID value: ZNFH871
Measured SAR Head: 0.70 W/kg
Body: 0.42 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 0.42 W/kg
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
International version
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), 28(700 APT)
4G (TDD) Bands 38(2600)
3G Bands 5(850), 8(900), 4(1700/2100), 3(1800), 2(1900), 1(2100)
Radio FM
FCC approval Date approved: Mar 24, 2017
FCC ID value: ZNFH870
Measured SAR Head: 0.69 W/kg
Body: 0.10 W/kg
Simultaneous Transmission: 1.41 W/kg
Wireless Router: 0.14 W/kg
FCC OKs Cingular\'s purchase of AT&T Wireless