dotrising.com
Compare
Galaxy A21s vs Galaxy S24

Samsung Galaxy A21s vs Samsung Galaxy S24

What Galaxy A21s does better (5) and where Galaxy S24 wins (33) — every spec side by side.

Samsung · 2020Galaxy A21s

4.6Score

5 advantages≈ $240

Samsung · 2024Galaxy S24

8.7Score

33 advantages≈ $330

Higher score

3.4Display7.8

2.2Performance8.0

5.7Camera9.2

4.0Battery3.1

5.0Features9.7

Dimensions

Size comparison

Galaxy A21sGalaxy S24

	Galaxy A21s	Galaxy S24	Difference
Height	163.7 mm	147 mm	+16.7 mm
Width	75.3 mm	70.6 mm	+4.7 mm
Thickness	8.9 mm	7.6 mm	+1.3 mm
Weight	192 g	167 g	+25 g

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

Why is Galaxy A21s better than Galaxy S24?

Battery capacity5,000 mAh vs 4,000 mAh+25%
Memory card slotYes · Galaxy S24: No
3.5 mm headphone jackYes · Galaxy S24: No
Screen size6.5″ vs 6.2″+5%
Selfie camera13 MP vs 12 MP+8%

Why is Galaxy S24 better than Galaxy A21s?

AnTuTu score107,157 vs 1,218,97711.4×
Geekbench 6 (multi-core)1,100 vs 5,8335.3×
Refresh rate60 Hz vs 120 Hz2×
RAM6 GB vs 12 GB2×
Peak brightness540 nits vs 2,600 nits4.8×
Measured brightness490 nits vs 1,401 nits2.9×
Storage (max)128 GB vs 512 GB4×
Wired charging15 W vs 25 W+67%
OLED panelNo · Galaxy A21s: Yes
Optical stabilisationNo · Galaxy A21s: Yes
Telephoto cameraNo · Galaxy A21s: Yes
Wireless chargingNo · Galaxy A21s: Yes

Specifications

Side by side

Only differences	Samsung Galaxy A21s≈ $2404.6	Samsung Galaxy S24≈ $3308.7
Design
Weight	192 g	167 g
Thickness	8.9 mm	7.6 mm
Height	163.7 mm	147 mm
Width	75.3 mm	70.6 mm
Frame	Plastic	Aluminium
Back	Plastic	Glass
Ingress protection	—	IP68
Water resistance (IPx)	—	IPx8
Glass protection	—	Corning Gorilla Glass Victus 2
Colours	Black, White, Blue, Red	Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow, Jade Green, Sandstone Orange, Sapphire Blue
Display
Screen size	6.5″	6.2″
Panel	PLS LCD	Dynamic LTPO AMOLED 2X
OLED panel	No	Yes
LTPO (adaptive 1–120 Hz)	—	Yes
Resolution (width)	720 px	1,080 px
Resolution (height)	1,600 px	2,340 px
Pixel density	270 ppi	416 ppi
Refresh rate	60 Hz	120 Hz
Peak brightness	540 nits	2,600 nits
Measured brightness	490 nits	1,401 nits
Screen-to-body ratio	82.8%	90.9%
HDR	—	Yes
Performance
Chipset	Exynos 850	Qualcomm SM8650-AC Snapdragon 8 Gen 3 - USA/Canada/China
Chip maker	Exynos	Qualcomm
Process	8 nm	4 nm
CPU cores	8	8
CPU frequency	2 GHz	3.39 GHz
GPU	Mali-G52	Adreno 750 - USA/Canada/China Xclipse 940 - International
AnTuTu score	107,157	1,218,977
Geekbench 6 (multi-core)	1,100	5,833
3DMark Wild Life Extreme	—	4,183
Memory
RAM	6 GB	12 GB
Storage (max)	128 GB	512 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	3
Optical stabilisation	No	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	No	Yes
Optical zoom	—	3×
Max video	1080p	8K
4K video frame rate	—	60 fps
Selfie camera	13 MP	12 MP
4K selfie video	No	Yes
Battery
Battery capacity	5,000 mAh	4,000 mAh
Battery type	Li-Po	Li-Ion
Active use (test)	—	12.1 h
Wired charging	15 W	25 W
Charged in 30 min	25%	50%
Wireless charging	No	Yes
Wireless charging power	—	15 W
Reverse wireless charging	—	Yes
Connectivity
5G	No	Yes
eSIM	No	Yes
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 5	Wi-Fi 6E
Bluetooth	5	5.3
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 3.2
USB version	2	3.2
Video output	—	Yes
Ultra Wideband	—	Yes
Dual-band GPS	—	Yes
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	-25.2 LUFS
Fingerprint sensor	Rear	Under display, ultrasonic
Barometer	—	Yes
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
SAR (head)	0.42 W/kg	0.87 W/kg
Software
OS at launch	Android 10	Android 14
Platform	Android	Android
Interface	One UI 4.1	One UI 9
Major OS updates promised	—	7