LG G4 vs Samsung Galaxy S21 Ultra

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

Display

Size:

5.5 inches
6.8 inches

Resolution:

2560 x 1440 pixels, 538 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

IPS LCD
Dynamic AMOLED

Screen-to-body:

72.46 %
89.33 %

Peak brightness:

500 cd/m2 (nit)
1600 cd/m2 (nit)

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 808 MSM8992
Qualcomm Snapdragon 888

Processor:

Hexa-core, 1800 MHz, ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 418
Adreno 660

RAM:

3GB LPDDR3
12GB LPDDR5

Internal storage:

32GB, available to use: 21.9 GB
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone

OS:

Android (6.0 Marshmallow, 5.1 Lollipop), LG UX UI
Android (11), Samsung One UI

Battery

Capacity:

3000 mAh
5000 mAh

Type:

Li - Ion, User replaceable
Li - Polymer, Not user replaceable

Charging:

Qualcomm Quick Charge 2.0
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
Quad camera

Main camera:

16 MP (OIS, Laser autofocus)
108 MP (OIS, Laser and PDAF)

Specifications:

Aperture size: F1.8; Focal length: 28 mm; Sensor size: 1/2.6"; Pixel size: 1.12 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

10 MP (Telephoto, OIS, PDAF)

Specifications:

Optical zoom: 3x; 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: 10x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Video recording:

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

Features:

OIS, Continuous autofocus, Picture-taking during video recording, Video light, Video calling, Video sharing
HDR, Hyperlapse, EIS

Front:

8 MP
40 MP (PDAF, HDR)

Video capture:

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

Design

Dimensions:

5.86 x 3.00 x 0.39 inches (148.9 x 76.1 x 9.8 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Weight:

5.47 oz (155.0 g)
8.04 oz (229.0 g)

Materials:

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

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, Ultrasonic in-screen fingerprint

Features:

Notification light, Interchangeable covers

Keys:

Back: Volume control, Camera shutter, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black, Gray, Brown, White
Phantom black, Silver

Cellular

5G:

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

LTE (FDD):

Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 17(700 b), 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), 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), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data Speed:

LTE-A Cat 6 (300/50 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:

Micro SIM
Nano SIM

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Album art cover, Background playback, Custom equalizer, Preset equalizer
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

DLNA, Wireless screen share, SlimPort
Wireless screen share

Radio:

FM, Stereo, RDS
FM

Additional microphone(s):

for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

4.1
5.1

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; 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), USB 3.2

Features:

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

Location:

GPS, A-GPS, S-GPS, Glonass
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, Tethering, Computer sync, OTA sync
NFC, ANT+

Hearing aid compatible:

M3, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jul 16, 2015
Dec 22, 2020

FCC ID value:

ZNFH815 link
A3LSMG998U link

Measured SAR:

Head:

0.75 W/kg
0.77 W/kg

Body:

0.38 W/kg
1.02 W/kg

Simultaneous Transmission:

1.52 W/kg
1.59 W/kg

Wireless Router:

0.34 W/kg
1.16 W/kg

Phablet:

3.15 W/kg

EU SAR:

Head:

0.61 W/kg

Buyers information

Price:

$ 1200

In The Box:

Handsfree, Charger, USB cable, Manual
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Apr 28, 2015
Jan 14, 2021

Scheduled release:

Jan 29, 2021
This copy is for your personal, non-commercial use only. You can order presentation-ready copies for distribution to your colleagues, clients or customers at https://www.parsintl.com/phonearena or use the Reprints & Permissions tool that appears at the bottom of each web page. Visit https://www.parsintl.com/ for samples and additional information.
FCC OKs Cingular\'s purchase of AT&T Wireless