LG G6 vs Samsung Galaxy A21 Specs Comparison

Availability

Officially announced
Feb 26, 2017	Apr 08, 2020
Prices (MSRP)
	$250

Design

Dimensions
5.86 x 2.83 x 0.31 inches 148.9 x 71.9 x 7.9 mm	6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm
Weight
5.75 oz / 163.0 g	6.81 oz / 193.0 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)	Fingerprint (touch)
Keys
Left: Volume control	Right: Volume control, Lock/Unlock key
Colors
Black, Silver	Black

Display

Size
5.7-inch, 79.47% screen-to-body	6.5-inch, 79.20% screen-to-body
Type
IPS LCD, HDR	IPS LCD, 60Hz
Resolution
2880x1440px, 561 PPI	1600x720px, 20:9 ratio, 270 PPI
Protection
Corning Gorilla Glass 5

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
4 (Poor)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 821 MSM8996 Pro (14 nm)	Mediatek Helio P35 MT6765 (12 nm)
Processor
Quad-core Kryo	Octa-core 4x2.3GHz Cortex-A53 4x1.8G​Hz Cortex-A53
GPU
Adreno 530	PowerVR GE8320
Memory
4GB/32GB 4GB/64GB	3GB (LPDDR4)/32GB (eMMC 5.1)
Storage expansion
microSDXC up to 2000 GB	microSDXC up to 512 GB
OS
Android (8.0 Oreo, 7.0 Nougat)	Android (10)

Battery

Type
3300 mAh, Li - Polymer	4000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 3.0	Fast charging
Charge speed
	Wired: 15.0W

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	16 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3.06" Pixel size: 1 μm
Second camera
13 MP (Ultra-wide) Aperture size: F2.4 Focal Length: 12 mm	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
	2 MP (Macro) Aperture size: F2.4
Fourth camera
	2 MP (Depth information) Aperture size: F2.4
Flash
Dual LED	LED
Video recording
4K UHD (30 fps), 1080p (60 fps), 720p Time-lapse video, Picture-taking during video recording, EIS, Video calling, Video sharing	1080p (30 fps)
Front
5 MP (Wide Angle)	13 MP Video capture: 1080p

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Hearing aid compatible
M4/T3	M4/T3
Location
GPS, A-GPS	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
32-Bit DAC, aptX-HD
Screen mirroring
	Wireless screen share
Radio
	FM

Cellular

LTE Bands
1, 2, 3, 4, 5, 7, 12, 13, 17, 20, 25 International version - 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71
TDD Bands
International version - 38	38, 39, 40, 41
3G Bands
1, 2, 4, 5, 8 International version - 1, 2, 3, 4, 5, 8	1, 2, 4, 5, 8
Data Speed
LTE-A Cat 11 (600/75 Mbit/s), HSPA, HSUPA, UMTS	LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
Yes	Yes
VoLTE
Yes

Regulatory Approval

FCC approval
	Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U
Measured SAR
	Head: 0.42 W/kg Body: 1.27 W/kg Simultaneous Transmission: 1.27 W/kg Wireless Router: 1.27 W/kg

Alternative variants

with 64 GB storage

Memory	64GB

for Verizon

LTE Bands	1, 2, 3, 5, 7, 8, 20, 28
TDD Bands	38, 40, 41
3G Bands	5, 8, 2, 1

for Verizon Wireless

OS	Android (9.0 Pie)
LTE Bands	2, 3, 4, 5, 7, 13, 20
3G Bands	5, 8, 2, 1
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 Sprint

LTE Bands	2, 3, 4, 5, 7, 12, 13, 25, 26, 66, 71
TDD Bands	41

for T-Mobile

LTE Bands	1, 2, 3, 4, 5, 7, 12, 13, 20

for Sprint and Boost Mobile

LTE Bands	2, 3, 4, 5, 7, 12, 25, 26
TDD Bands	41
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 AT&T

OS	Android (9.0 Pie)
LTE Bands	1, 2, 3, 4, 5, 7, 12, 20, 29, 30
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

International version

LTE Bands	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28
TDD Bands	38
3G Bands	5, 8, 4, 3, 2, 1
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

Discover more

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