LG G8 ThinQ vs Samsung Galaxy S21 Ultra 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
LG G8 ThinQ
9.1
Samsung Galaxy S21 Ultra
LG G8 ThinQ Samsung Galaxy S21 Ultra
Released · Apr 11, 2019
Released · Jan 29, 2021
6.1-inch · 3120x1440px
6.8-inch · 3200x1440px
Dual camera
Quad camera
6GB · 128GB
12GB · 128GB
3500 mAh
5000 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
6.50 x 2.98 x 0.35 inches (~0.37 inches with camera bump)
165.1 x 75.6 x 8.9 mm (~9.4 mm with camera bump)
Weight
5.89 oz (167.0 g) 8.04 oz (229.0 g)
Materials
Back: Glass (Corning Gorilla Glass 6)
Frame: Aluminum
Back: Glass (Corning Gorilla Glass Victus)
Frame: Aluminum
Resistance
Water, Dust; IP68; MIL-STD-810 certified Water, Dust; IP68
Biometrics
3D Face unlock, Fingerprint (touch) 2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Left: Volume control; Right: Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Aurora black, Platinum gray, Carmine red Phantom black, Silver

Display

Size
6.1-inch 6.8-inch
Resolution
3120x1440px, 19.5:9 ratio, 563 PPI 3200x1440px, 20:9 ratio, 516 PPI
Technology
OLED Dynamic AMOLED
Refresh rate
120Hz (adaptable)
Screen-to-body
83.66 % 89.33 %
Peak brightness
600 cd/m2 (nit) 1500 cd/m2 (nit)
Features
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 855 (7 nm) Qualcomm Snapdragon 888 SM8350 (5 nm)
Processor
Octa-core
2840 MHz
Kryo 485
Octa-core
1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680
GPU
Adreno 640 Adreno 660
RAM
6GB (LPDDR4) 12GB (LPDDR5)
Internal storage
128GB, available to use: 106 GB 128GB (UFS 3.1)
Storage expansion
microSDXC up to 2000 GB not expandable
OS
Android (9.0 Pie) Android (14, 13, 12, 11), One UI

Battery

Capacity
3500 mAh 5000 mAh
Type
Li - Polymer Li - Polymer
Charging
Qualcomm Quick Charge 3.0, USB Power Delivery, Qi 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
6h 15min
Browsing
14h 43min
Video
8h 52min
Gaming
8h 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
108 MP (OIS, Laser and PDAF)
Aperture size: F1.8
Focal length: 24 mm
Sensor size: 1/1.33"
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, PDAF)
Aperture size: F2.2
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
10 MP (Telephoto, OIS, PDAF)
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 70 mm
Sensor size: 1/3.2"
Pixel size: 1.22 μm
Fourth camera
10 MP (Telephoto, Periscope, OIS, PDAF)
Optical zoom: 3.0x
Aperture size: F2.4
Focal Length: 70 mm
Sensor size: 1/3.2"
Pixel size: 1.22 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
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
OIS, HDR, Hyperlapse, Video light, EIS
Front
8 MP (Dual-Camera, Autofocus), Video capture: 1920x1080 (Full HD) 40 MP (PDAF, HDR), Video capture: 3840x2160 (4K UHD) (60 fps)

Connectivity & Features

Bluetooth
5.0 5.1
WLAN
802.11 a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band
MIMO, Wi-Fi Direct, Hotspot
USB
Type-C, USB 3.1 Type-C, USB 3.2
Hearing aid compatible
M4/T3 M3/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), Barometer
Other
NFC, UMA (Wi-Fi Calling) NFC, ANT+

Multimedia

Headphones
3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Multiple speakers
Features
32-Bit DAC, DTS:X Virtual Surround, aptX-HD 32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
DLNA,Wireless screen share,MirrorLink Wireless screen share
Radio
FM FM, Stereo, RDS
Additional microphone(s)
Noise cancellation, Video recording Noise cancellation, Video recording

Cellular

5G
Bands n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 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+), 40(2300), 41(2600+), 46, 48(3600)
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 Pro Cat 20 (2000/150 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: Dec 22, 2020
FCC ID value: A3LSMG998U
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: 0.77 W/kg
Body: 1.02 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.16 W/kg
Phablet: 3.15 W/kg

Buyers information

MSRP
$ 820 $ 1200 / € 1399
In The Box
USB Type-C cable, Quick Charge 3.0 charger, SIM tray opener, Clear case, Stereo headset C to C Data Cable, Ejection Pin

Availability

Officially announced
Feb 24, 2019 Jan 14, 2021

Alternative variants

Dual SIM
Dual SIM Yes
with 256GB storage
Internal storage 256GB
Colors Phantom black
MSRP $ 1250
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)
with 512GB storage
RAM 16GB
Internal storage 512GB
Colors Phantom black
MSRP $ 1380
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 Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core
1x 2.91GHz Cortex-X1 + 3x 2.81GHz Cortex-A78 + 4x 2.2GHz Cortex-A55
GPU Mali G78 MP14
Weight 8.01 oz (227.0 g)
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 22, 2020
FCC ID value: A3LSMG998B
Measured SAR Head: 0.16 W/kg
Body: 0.72 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.34 W/kg
Phablet: 3.86 W/kg
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 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)
FCC OKs Cingular\'s purchase of AT&T Wireless