LG K30 vs Samsung Galaxy A21 Specs Comparison

Design

Dimensions
5.85 x 2.95 x 0.34 inches 148.6 x 74.9 x 8.6 mm	6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm
Weight
5.93 oz (168.0 g)	6.81 oz (193.0 g)
Materials
Frame: Metal	Back: Plastic Frame: Plastic
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Left: Volume control; Back: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black	Black

Display

Size
5.3-inch	6.5-inch
Resolution
1280x720px, 277 PPI	1600x720px, 20:9 ratio, 270 PPI
Technology
TFT	IPS LCD
Refresh rate
	60Hz
Screen-to-body
69.55 %	79.20 %
Features
Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Qualcomm Snapdragon 425 MSM8917 (28 nm)	Mediatek Helio P35 MT6765 (12 nm)
Processor
Quad-core 1400 MHz ARM Cortex-A53	Octa-core 4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Adreno 308	PowerVR GE8320
RAM
2GB (LPDDR3)	3GB (LPDDR4)
Internal storage
16GB	32GB (eMMC 5.1), available to use: 19.8 GB
Storage expansion
microSDXC up to 2000 GB	microSDXC up to 512 GB
OS
Android (7.1 Nougat)	Android (10), Samsung One UI

Battery

Capacity
3000 mAh	4000 mAh
Type
Li - Ion	Li - Polymer
Charging
Fast charging	Fast charging
Charge speed
	Wired: 15.0W

Camera

Rear
Single camera	Quad camera
Main camera
8 MP (PDAF) Aperture size: F2.2	16 MP (PDAF) Aperture size: F1.8 Sensor size: 1/3.06" Pixel size: 1 μm
Second camera
	8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
	2 MP (Macro) Aperture size: F2.4
Fourth camera
	2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
1920x1080 (Full HD) (30 fps) Picture-taking during video recording, Video calling, Video sharing	1920x1080 (Full HD) (30 fps)
Front
5 MP	13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
4.2	5.0
WLAN
802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot	802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot
USB
microUSB, USB 2.0	Type-C, USB 2.0
Hearing aid compatible
M3/T3	M4/T3
Location
GPS, A-GPS	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer	Accelerometer, Gyroscope, Compass
Other
NFC, UMA (Wi-Fi Calling), VoIP, Tethering, Computer sync, OTA sync	NFC

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	FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 66(AWS-3)	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 38(2600), 39(1900+), 40(2300), 41(2600+)
3G
Bands 5(850), 4(1700/2100), 2(1900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE Cat 4 (150/50 Mbit/s), HSPA, HSUPA, UMTS	LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type
Nano SIM	Nano SIM
HD Voice
Yes	Yes
VoLTE
Yes

Regulatory Approval

FCC approval
	Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U
Measured SAR
	Head: 0.42 W/kg Body: 1.27 W/kg Simultaneous Transmission: 1.27 W/kg Wireless Router: 1.27 W/kg

Buyers information

MSRP
$ 180	$ 250
In The Box
SIM removal tool, microUSB Cable, Wall Charging Adapter, Start Guide	This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer.

Availability

Officially announced
	Apr 08, 2020

Alternative variants

for Sprint, Virgin Mobile and Boost Mobile

System chip	MediaTek MT6750T (28 nm)
Processor	Octa-core 1500 MHz ARM Cortex-A53
GPU	Mali-T860 MP2
Internal storage	32GB, available to use: 18.61 GB
Rear	Single camera
Main camera	13 MP Aperture size: F2.4
4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 25(1900+), 26(850+)
4G (TDD)	Bands 41(2600+)
3G	Bands 5(850), 4(1700/2100), 2(1900), 1(2100)
FCC approval	Date approved: Jul 20, 2018 FCC ID value: ZNFX410PM
Measured SAR	Head: 0.74 W/kg Body: 1.13 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.13 W/kg

for Verizon

4G (FDD)	Bands 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
4G (TDD)	Bands 38(2600), 40(2300), 41(2600+)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)

for AT&T

4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 14(700 PS)

for Sprint

4G (FDD)	Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 25(1900+), 26(850+), 66(AWS-3), 71(600)
4G (TDD)	Bands 41(2600+)

for T-Mobile

Internal storage	32GB
Rear	Single camera
Main camera	13 MP
4G (FDD)	Bands 2(1900), 4(AWS-1), 5(850), 7(2600), 12(700 a), 66(AWS-3), 71(600)
FCC approval	Date approved: Jun 05, 2018 FCC ID value: ZNFX410TK
Measured SAR	Head: 0.83 W/kg Body: 1.17 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.17 W/kg

Links

Full specifications
LG K30 Specs	Samsung Galaxy A21 Specs
User Reviews
	Samsung Galaxy A21 User Reviews