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Galaxy A21s vs Galaxy A56

Samsung Galaxy A21s vs Samsung Galaxy A56

What Galaxy A21s does better (4) and where Galaxy A56 wins (29) — every spec side by side.

Samsung · 2020Galaxy A21s

4.6Score

4 advantages≈ $240

Samsung · 2025Galaxy A56

8.5Score

29 advantages≈ $350

Higher score

3.4Display8.1

2.2Performance7.2

5.7Camera7.9

4.0Battery5.0

5.0Features9.4

Dimensions

Size comparison

Galaxy A21sGalaxy A56

	Galaxy A21s	Galaxy A56	Difference
Height	163.7 mm	162.2 mm	+1.5 mm
Width	75.3 mm	77.5 mm	−2.2 mm
Thickness	8.9 mm	7.4 mm	+1.5 mm
Weight	192 g	198 g	−6 g

Drawn to the same scale from the official dimensions (front and side).

Why is Galaxy A21s better than Galaxy A56?

Memory card slotYes · Galaxy A56: No
3.5 mm headphone jackYes · Galaxy A56: No
Weight192 g vs 198 g+3%
Selfie camera13 MP vs 12 MP+8%

Why is Galaxy A56 better than Galaxy A21s?

AnTuTu score107,157 vs 908,6898.5×
Geekbench 6 (multi-core)1,100 vs 3,8993.5×
Wired charging15 W vs 45 W3×
Refresh rate60 Hz vs 120 Hz2×
RAM6 GB vs 12 GB2×
Peak brightness540 nits vs 1,900 nits3.5×
Measured brightness490 nits vs 1,213 nits2.5×
OLED panelNo · Galaxy A21s: Yes
Storage (max)128 GB vs 256 GB2×
Optical stabilisationNo · Galaxy A21s: Yes
5GNo · Galaxy A21s: Yes
Stereo speakersNo · Galaxy A21s: Yes

Specifications

Side by side

Only differences	Samsung Galaxy A21s≈ $2404.6	Samsung Galaxy A56≈ $3508.5
Design
Weight	192 g	198 g
Thickness	8.9 mm	7.4 mm
Height	163.7 mm	162.2 mm
Width	75.3 mm	77.5 mm
Frame	Plastic	Aluminium
Back	Plastic	Glass
Ingress protection	—	IP67
Water resistance (IPx)	—	IPx7
Glass protection	—	Corning Gorilla Glass Victus+
Colours	Black, White, Blue, Red	Pink, Olive, Graphite, Lightgray
Display
Screen size	6.5″	6.7″
Panel	PLS LCD	Super AMOLED
OLED panel	No	Yes
Resolution (width)	720 px	1,080 px
Resolution (height)	1,600 px	2,340 px
Pixel density	270 ppi	385 ppi
Refresh rate	60 Hz	120 Hz
Peak brightness	540 nits	1,900 nits
Measured brightness	490 nits	1,213 nits
Screen-to-body ratio	82.8%	87.7%
HDR	—	Yes
Performance
Chipset	Exynos 850	Exynos 1580
Chip maker	Exynos	Exynos
Process	8 nm	4 nm
CPU cores	8	8
CPU frequency	2 GHz	2.9 GHz
GPU	Mali-G52	Xclipse 540
AnTuTu score	107,157	908,689
Geekbench 6 (multi-core)	1,100	3,899
3DMark Wild Life Extreme	—	1,332
Memory
RAM	6 GB	12 GB
Storage (max)	128 GB	256 GB
Storage (base)	32 GB	128 GB
Storage type	eMMC 5.1	UFS 3.1
Memory card slot	Yes	No
Camera
Main camera	48 MP	50 MP
Main camera aperture	f/2	f/1.8
Main sensor size	1/2.0"	1/1.56"
Rear cameras	2	2
Optical stabilisation	No	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	No	No
Max video	1080p	4K
4K video frame rate	—	30 fps
Selfie camera	13 MP	12 MP
4K selfie video	No	Yes
Battery
Battery capacity	5,000 mAh	5,000 mAh
Battery type	Li-Po	Li-Po
Active use (test)	—	12.1 h
Wired charging	15 W	45 W
Charged in 30 min	25%	65%
Wireless charging	No	No
Connectivity
5G	No	Yes
eSIM	No	Yes
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 5	Wi-Fi 6
Bluetooth	5	5.3
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Satellite navigation	GLONASS, GALILEO, BDS	GLONASS, GALILEO, BDS, QZSS
Features
Stereo speakers	No	Yes
3.5 mm headphone jack	Yes	No
Loudspeaker loudness	-30 LUFS	-26.2 LUFS
Fingerprint sensor	Rear	Under display
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, compass
SAR (head)	0.42 W/kg	0.61 W/kg
Software
OS at launch	Android 10	Android 15
Platform	Android	Android
Interface	One UI 4.1	One UI 9
Major OS updates promised	—	6
EU label
Energy class	—	B
Battery charge cycles	—	2,000
Endurance per cycle	—	45 h
Repairability class	—	C
Drop resistance class	—	A