LG G6+ vs Samsung Galaxy S21 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.

8.5
Samsung Galaxy S21
LG G6+ Samsung Galaxy S21
Released · Jun 30, 2017
Released · Jan 29, 2021
5.7-inch
6.2-inch
Dual camera
Triple camera
4GB · 128GB
8GB · 128GB
3300 mAh
4000 mAh
Check prices

Availability

Officially announced
Jun 19, 2017 Jan 14, 2021
Prices (MSRP)
$800

Design

Dimensions
5.86 x 2.83 x 0.31 inches
148.9 x 71.9 x 7.9 mm
5.97 x 2.80 x 0.31 inches
151.7 x 71.2 x 7.9 mm
Weight
5.75 oz (163.0 g) 6.03 oz (171.0 g)
Materials
Back: Glass
Frame: Aluminum
Back: Plastic
Frame: Aluminum
Resistance
Water, Dust, Shock; IP68; MIL-STD-810 certified Water, Dust; IP68
Biometrics
Fingerprint (touch) 2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Left: Volume control Right: Volume control, Lock/Unlock key
Colors
Black, Gold, Blue Phantom pink, Violet, Gray, White

Display

Size
5.7-inch, 79.47% screen-to-body 6.2-inch, 86.06% screen-to-body
Type
IPS LCD, HDR Dynamic AMOLED, 120Hz, HDR, 1300 nits
Resolution
2880x1440px, 561 PPI 2400x1080px, 20:9 ratio, 424 PPI
Protection
Corning Gorilla Glass 3 Corning Gorilla Glass Victus

Hardware

System chip
Snapdragon 821 MSM8996 Pro (14 nm) Snapdragon 888 (5 nm)
Processor
Quad-core
2350 MHz
Kryo
Octa-core
1x2.84GHz Kryo 680
3x2.42GHz Kryo 680
4x1.80GHz Kryo 680
GPU
Adreno 530 Adreno 660
Memory
4GB/128GB 8GB (LPDDR5)/128GB (UFS 3.0)
8GB/256GB
Storage expansion
microSDXC up to 2000 GB not expandable
OS
Android (7.0 Nougat) Android (13, 12, 11)

Battery

Type
3300 mAh, Li - Polymer 4000 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 3.0
Qi and Powermat wireless charging
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging
Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
4h 28min
Browsing
7h 47min
Video
7h 36min
Gaming
7h 9min

Camera

Rear
Dual camera Triple 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
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 1.8 μm
Second camera
13 MP (Ultra-wide)
Aperture size: F2.4
Focal Length: 12 mm
12 MP (Ultra-wide, Autofocus)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
64 MP (Telephoto, OIS, PDAF)
Aperture size: F2.0
Focal Length: 29 mm
Sensor size: 1/1.7"
Pixel size: 0.8 μm
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
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps)
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS
Front
5 MP (Wide Angle) 10 MP (PDAF, HDR)
Video capture: 4K UHD (60 fps)

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,Wi-Fi 6,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C, USB 2.0 Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Barometer, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M4/T3 M3/T3
Location
GPS, A-GPS, Glonass GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync NFC, ANT+

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Multiple speakers
Features
Album art cover, Background playback 32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
DLNA,Wireless screen share
Radio
FM

Cellular

5G Bands
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 2, 3, 4, 5, 7, 12, 13, 17, 20, 25 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71
4G (TDD) Bands
38, 39, 40, 41, 46, 48
3G Bands
5, 8, 4, 2, 1 1, 2, 4, 5, 8
Data Speed
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Dec 08, 2020
FCC ID value: A3LSMG991U
Measured SAR
Head: 0.36 W/kg
Body: 1.08 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.09 W/kg
Phablet: 2.49 W/kg

Alternative variants

International version
4G (FDD) Bands 1, 3, 4, 5, 7, 8, 12, 20, 26, 28
4G (TDD) Bands 38, 39, 40, 41
3G Bands 5, 8, 2, 1
with 256GB storage
Memory 256GB
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core
2900 MHz
1x2.91GHz Cortex-X1
3x2.81G​Hz Cortex-A78
4x2.2G​Hz Cortex-A55
GPU Mali G78 MP14
Weight 5.96 oz (169.0 g)
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 18, 2020
FCC ID value: A3LSMG991B
Measured SAR Head: 0.42 W/kg
Body: 0.94 W/kg
Simultaneous Transmission: 3.96 W/kg
Wireless Router: 1.34 W/kg
Phablet: 2.37 W/kg
FCC OKs Cingular\'s purchase of AT&T Wireless