LG K10 (2017) vs Samsung Galaxy A21s

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Display

Size

5.3 inches
6.5 inches

Resolution

1280 x 720 pixels,
277 PPI
1600 x 720 pixels, 20:9 ratio,
270 PPI

Technology

IPS LCD
TFT

Screen-to-body

69.32 %
82.94 %

Features

Scratch-resistant glass, Ambient light sensor, Proximity sensor
Proximity sensor

Hardware

System chip

MediaTek MT6750
Samsung Exynos 850

Processor

Octa-core, 1500 MHz, ARM Cortex-A53, 64-bit
Octa-core, 2000 MHz, Arm Cortex-A55, 64-bit

GPU

Mali-T860 MP2
Mali-G76

RAM

2GB LPDDR3
3GB LPDDR4

Internal storage

32GB
32GB (eMMC 5.1), available to use: 19.5 GB

Storage expansion

microSDXC up to 2000 GB
microSDXC up to 512 GB

OS

Android (7.0 Nougat), LG UX UI
Android (10), Samsung One UI

Battery

Capacity

2800 mAh
5000 mAh

Type

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

Charging

 
Fast charging

Camera

Rear

Single camera
Quad camera

Main camera

13 MP (Autofocus)
48 MP (PDAF)

Specifications

Aperture size: F2.2; Sensor size: 1/3"; Pixel size: 1.12 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

 
8 MP (Ultra-wide)

Specifications

 
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm

Third camera

 
2 MP (Macro)

Specifications

 
Aperture size: F2.4

Fourth camera

 
2 MP (Depth information)

Specifications

 
Aperture size: F2.4

Video recording

1920x1080 (Full HD) (30 fps)
1920x1080 (Full HD) (30 fps)

Features

Continuous autofocus, Video calling, Video sharing
 

Front

5 MP (Wide Angle, Autofocus)
13 MP

Design

Dimensions

5.85 x 2.96 x 0.31 inches (148.7 x 75.2 x 7.99 mm)
6.44 x 2.96 x 0.35 inches (163.7 x 75.3 x 8.9 mm)

Weight

4.87 oz (138.0 g)
the average is 6.2 oz (176 g)
6.77 oz (192.0 g)
the average is 6.2 oz (176 g)

Materials

Frame: Metal
 

Biometrics

 
2D Face unlock, Fingerprint (touch)

Colors

Black, Gold
Black, White, Blue, Red

Cellular

LTE (FDD)

Bands 1(2100), 3(1800), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)

LTE (TDD)

 
Bands 38(2600), 40(2300), 41(2600+)

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz

Data Speed

LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSPA, HSUPA 5.76 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

 
Yes

SIM type

Nano SIM
Nano SIM

Multimedia

Headphones

3.5mm jack
3.5mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

Album art cover, Background playback
 

Screen mirroring

Wireless screen share
Wireless screen share

Radio

FM, RDS
 

Connectivity & Features

Bluetooth

4.2
5.0

Wi-Fi

802.11 b, g, n; Hotspot, Wi-Fi Direct
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB

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

Features

Mass storage device, Charging
Charging

Location

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

Sensors

Accelerometer, Compass
Accelerometer, Gyroscope

Other

NFC, Tethering, Computer sync, OTA sync
NFC

Phone features

Notifications

Haptic feedback
 

Other features

Voice dialing, Voice commands, Voice recording
 
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