LG Q6 vs Google Pixel 4 XL vs Samsung Galaxy S21 Ultra

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

5.5 inches
6.3 inches
6.8 inches

Resolution:

2160 x 1080 pixels, 439 PPI
3040 x 1440 pixels, 19:9 ratio, 534 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

IPS LCD
OLED
Dynamic AMOLED

Screen-to-body:

79.01 %
82.21 %
89.33 %

Colors:

16 777 216

Peak brightness:

1500 cd/m2 (nit)

Touchscreen:

Capacitive, Multi-touch

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
90Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
120Hz refresh rate (adaptable), HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 435 8940
Qualcomm Snapdragon 855 SM8150
Qualcomm Snapdragon 888

Processor:

Octa-core, 1400 MHz, ARM Cortex-A53, 64-bit, 28 nm
Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 505
Adreno 640
Adreno 660

RAM:

3GB LPDDR3
6GB LPDDR4
12GB LPDDR5

Internal storage:

32GB
64GB, not expandable
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (8.1 Oreo, 7.1 Nougat), LG UX UI
Android (11, 10)
Android (11), Samsung One UI

Battery

Capacity:

3000 mAh
3700 mAh
5000 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable
Li - Polymer, Not user replaceable

Battery life test results:

Charging:

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

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Single camera
Dual camera
Quad camera

Main camera:

13 MP (Autofocus)
12.2 MP (OIS, PDAF)
108 MP (OIS, Laser and PDAF)

Specifications:

Aperture size: F2.2
Aperture size: F1.7; Focal length: 28 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

16 MP (Telephoto, OIS, PDAF)
10 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.4; Focal Length: 45 mm; Pixel size: 1 μm
Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Third camera:

12 MP (Ultra-wide, PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

10 MP (Periscope, OIS, PDAF)

Specifications:

Optical zoom: 10.0x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Video recording:

1920x1080 (Full HD) (30 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Picture-taking during video recording, EIS, Video calling, Video sharing
OIS, Time-lapse video, EIS
OIS, HDR, Hyperlapse, Video light, EIS

Front:

5 MP (Wide Angle)
8 MP (Time-of-Flight (ToF))
40 MP (PDAF, HDR)

Video capture:

1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

5.61 x 2.73 x 0.32 inches (142.5 x 69.3 x 8.1 mm)
6.31 x 2.96 x 0.32 inches (160.4 x 75.1 x 8.2 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Weight:

5.26 oz (149.0 g)
6.81 oz (193.0 g)
8.04 oz (229.0 g)

Materials:

Frame: Aluminum
Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum

Resistance:

Water, Dust; IP68
Water, Dust; IP68

Biometrics:

3D Face unlock
2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Left: Volume control; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black, Gold, Gray, White
Just black, Clearly white, Oh so orange
Phantom black, Silver

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT)
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), 18(800 Lower), 19(800 Upper), 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)

LTE (TDD):

Bands 38(2600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 5(850), 8(900), 2(1900), 1(2100)
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 Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Pro Cat 18 (1200/150 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, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM, eSIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
aptX-HD
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

4.2
5.0
5.1

Wi-Fi:

802.11 b, g, n; Hotspot, Wi-Fi Direct
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:

microUSB, USB 2.0
Type-C (reversible)
Type-C (reversible), USB 3.2

Features:

Mass storage device, OTG, Charging
Charging, Headphones port
Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC, VoIP, Tethering, Computer sync, OTA sync
NFC
NFC, ANT+

Hearing aid compatible:

M3, T3
M3, T3

Phone features

Notifications:

Haptic feedback

Other features:

Voice dialing, Voice commands, Voice recording

Regulatory Approval

FCC approval:

Date approved:

Aug 09, 2017
Sep 03, 2019
Dec 22, 2020

FCC ID value:

ZNFM700N link
A4RG020J link
A3LSMG998U link

Measured SAR:

Head:

0.38 W/kg
1.35 W/kg
0.77 W/kg

Body:

0.76 W/kg
1.18 W/kg
1.02 W/kg

Simultaneous Transmission:

1.53 W/kg
1.59 W/kg
1.59 W/kg

Wireless Router:

1.26 W/kg
1.00 W/kg
1.16 W/kg

Phablet:

3.57 W/kg
3.15 W/kg

Buyers information

Price:

$ 899
$ 1200

In The Box:

18W USB-C power adapter, 1m USB-C to USB-C cable, Quick Start Guide, Quick Switch Adapter, SIM tool
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jul 11, 2017
Oct 15, 2019
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless