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Samsung Galaxy S21 Ultra vs LG K92

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

Display

Size:

6.8 inches
6.7 inches

Resolution:

3200 x 1440 pixels, 20:9 ratio, 516 PPI
2400 x 1080 pixels, 20:9 ratio, 393 PPI

Technology:

Dynamic AMOLED
IPS LCD

Refresh rate:

120Hz (adaptable)
60Hz

Screen-to-body:

89.33 %
84.36 %

Peak brightness:

1500 cd/m2 (nit)

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 888 SM8350 (5 nm)
Qualcomm Snapdragon 690 SM6350 (8 nm)

Processor:

Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit
Octa-core, 2000 MHz, Kryo 560, 64-bit

GPU:

Adreno 660
Adreno 619L

RAM:

12GB LPDDR5
6GB LPDDR4

Internal storage:

128GB (UFS 3.1), not expandable
128GB, available to use: 99 GB

Storage expansion:

microSDXC up to 2000 GB

Device type:

Smartphone
Smartphone

OS:

Android (12, 11), Samsung One UI
Android (10)

Battery

Capacity:

5000 mAh
4000 mAh

Type:

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

Charging:

Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Qualcomm Quick Charge 4

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Quad camera
Quad camera

Main camera:

108 MP (OIS, Laser and PDAF)
64 MP (PDAF)

Specifications:

Aperture size: F1.8; Focal length: 24 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 25 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

10 MP (Telephoto, OIS, PDAF)
5 MP (Ultra-wide)

Specifications:

Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm

Third camera:

12 MP (Ultra-wide, PDAF)
2 MP (Macro)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F2.4; Pixel size: 1.75 μm

Fourth camera:

10 MP (Periscope, OIS, PDAF)
2 MP (Depth information)

Specifications:

Optical zoom: 10.0x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm
Aperture size: F2.4; Pixel size: 1.75 μm

Video recording:

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

Features:

OIS, HDR, Hyperlapse, Video light, EIS
Time-lapse video, EIS

Front:

40 MP (PDAF, HDR)
16 MP

Video capture:

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

Design

Dimensions:

6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)
6.55 x 3.04 x 0.33 inches (166.4 x 77.2 x 8.4 mm)

Weight:

8.04 oz (229.0 g)
7.14 oz (202.0 g)

Materials:

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

Resistance:

Water, Dust; IP68

Biometrics:

2D Face unlock, Ultrasonic in-screen fingerprint
Fingerprint (touch)

Keys:

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

Colors:

Phantom black, Silver
Titan gray

Cellular

5G:

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

LTE (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), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)
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)

LTE (TDD):

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

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 5(850)

Data Speed:

LTE-A, 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

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
aptX

Screen mirroring:

Wireless screen share
DLNA, Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.1
5.0

Wi-Fi:

802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.2
Type-C (reversible), USB 3.1

Features:

Charging, Headphones port, OTG, Video out
Charging

Location:

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

Sensors:

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

Other:

NFC, ANT+
NFC, UMA (Wi-Fi Calling)

Hearing aid compatible:

M3, T3
M4, T3

Regulatory Approval

FCC approval:

Date approved:

Dec 22, 2020
Oct 01, 2020

FCC ID value:

A3LSMG998U
ZNFK920AM

Measured SAR:

Head:

0.77 W/kg
1.13 W/kg

Body:

1.02 W/kg
0.57 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg

Wireless Router:

1.16 W/kg
0.67 W/kg

Phablet:

3.15 W/kg
3.53 W/kg

Buyers information

Price:

$ 1200
$ 395

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jan 14, 2021
Oct 29, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless