Samsung Galaxy A6 vs Samsung Galaxy A21 Specs Comparison

Design

Dimensions
5.90 x 2.79 x 0.30 inches 149.9 x 70.8 x 7.7 mm	6.61 x 3.02 x 0.32 inches 167.8 x 76.7 x 8.1 mm
Weight
5.71 oz (162.0 g)	6.81 oz (193.0 g)
Materials
Back: Metal	Back: Plastic Frame: Plastic
Biometrics
2D Face unlock, Fingerprint (touch)	Fingerprint (touch)
Keys
Left: Volume control; Right: Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black, Gold, Lavender, Blue	Black

Display

Size
5.6-inch	6.5-inch
Resolution
1480x720px, 18.5:9 ratio, 294 PPI	1600x720px, 20:9 ratio, 270 PPI
Technology
Super AMOLED	IPS LCD
Refresh rate
	60Hz
Screen-to-body
74.94 %	79.20 %
Features
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor	Ambient light sensor, Proximity sensor

Hardware

System chip
Samsung Exynos 7 Octa 7884 (14 nm)	Mediatek Helio P35 MT6765 (12 nm)
Processor
Octa-core 1600 MHz ARM Cortex-A53	Octa-core 4x 2.3GHz Cortex-A53 + 4x 1.8GHz Cortex-A53
GPU
Mali-T830 MP1	PowerVR GE8320
RAM
3GB (LPDDR3)	3GB (LPDDR4)
Internal storage
32GB, available to use: 22.1 GB	32GB (eMMC 5.1), available to use: 19.8 GB
Storage expansion
microSDXC up to 400 GB	microSDXC up to 512 GB
OS
Android (10, 8.0 Oreo), Samsung One UI	Android (10), Samsung One UI

Battery

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

Camera

Rear
Single camera	Quad camera
Main camera
16 MP (PDAF, CMOS image sensor) Aperture size: F1.7 Focal length: 26 mm Sensor size: 1/2.8" Pixel size: 1.12 μm	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) Video calling, Video sharing	1920x1080 (Full HD) (30 fps)
Front
16 MP (Flash), Video capture: 1920x1080 (Full HD)	13 MP, Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0	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, Glonass	GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers)	Accelerometer, Gyroscope, Compass
Other
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Dolby Atmos, Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM, Recording option	FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD)
Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 14(700 PS)	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), 2(1900), 1(2100)	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	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

Regulatory Approval

FCC approval
Date approved: Aug 01, 2018 FCC ID value: A3LSMA600A	Date approved: Apr 17, 2020 FCC ID value: ZCASMA215U
Measured SAR
Head: 0.36 W/kg Body: 1.40 W/kg Simultaneous Transmission: 1.57 W/kg Wireless Router: 1.40 W/kg	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
$ 360	$ 250
In The Box
Charger, microUSB cable, Headset and Documentation	This is the official Samsu​ng Galaxy A21 User Guide in English provided from the manufacturer.

Availability

Officially announced
May 02, 2018	Apr 08, 2020

Alternative variants

with 64 GB storage

RAM	4GB
Internal storage	64GB

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)

International version

4G (FDD)	Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
4G (TDD)	Bands 38(2600), 40(2300)
3G	Bands 5(850), 8(900), 2(1900), 1(2100)
Bluetooth	4.2

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+)

Links

Full specifications
Samsung Galaxy A6 Specs	Samsung Galaxy A21 Specs
PhoneArena Review
Samsung Galaxy A6 Review
User Reviews
Samsung Galaxy A6 User Reviews	Samsung Galaxy A21 User Reviews