Samsung Galaxy S24 Ultra (SM-S928B/DS 1TB) vs Samsung Galaxy A21s (SM-A217F/DS 64GB/6GB)

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Side by side comparison between Samsung Galaxy S24 Ultra vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?

3/6/2024 5:21 AM, updated: 10/2/2024 12:19 AM

Compare Samsung Galaxy A21s X Samsung Galaxy S24 Ultra (SM-S928B/DS 1TB) 37Points

Specifications Compare Models Pictures

6.8"
AMOLED

1440x3120

200
MP

12mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

05Points Samsung Galaxy A21s (SM-A217F/DS 64GB/6GB) Compare Samsung Galaxy S24 Ultra X

Specifications Compare Models Pictures

6.5"
PLS

720x1600

48
MP

13mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S24 Ultra (SM-S928B/DS 1TB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

37 Advantages Samsung Galaxy S24 Ultra (SM-S928B/DS 1TB)	vs	5 Advantages Samsung Galaxy A21s (SM-A217F/DS 64GB/6GB)
+3.4GHz 64bit Octa-core (4nm)48% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (8nm)
+12GB LPDDR5X100% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR4X
+1TB (980GB available)19 times More internal storage for applications and files	vs	64GB (48GB available)
+UFS 4.0Advantage Fastest write and read storage.	vs	eMMC 5.1
+8.6 millimeters (0.34 inches)3% Thinner	vs	8.9 millimeters (0.35 inches)
+Titanium frame, glass front and backAdvantage More resistant material	vs	Plastic body, glass front
+Dynamic AMOLEDAdvantage Dynamic AMOLED display is brighter and more vivid	vs	TFT PLS
+HDR10+Advantage The HDR10+ display provides vibrant colors and more details	vs	Not supported
+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	60Hz
+1440x3120 pixels3 times Higher resolution screen	vs	720x1600 pixels
+505 PPI87% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+6.8"5% Larger screen	vs	6.5"
+(quad camera) 200MP + 50MP + 12MP + 10MP4 times Higher resolution main camera	vs	(quad camera) 48MP + 8MP + 2MP + 2MP
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+1/1.56" inches28% The larger sensor camera lets you take photos with better depth.	vs	1/2" inches
+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+8K UHD (7680x4320)15 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera	vs	(front) Full HD (1920x1080)
+Android 15Advantage Android 15 is newer and safer	vs	Android 12
+5G Sub6Advantage The 5G Sub6 network is newer and faster	vs	4G LTE-A
+(5G Sub6) 5000 Mbps16 times Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Virtual ambient light sensor
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+UWB (Ultra Wideband)Advantage Sensors help you use the device	vs	Not supported
+45W2 times More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	15W
+Qi wireless charging (Qi/PMA)Advantage Wireless charging is another way to charge the battery.	vs	Not supported
+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (dedicated slot)
+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls	vs	Mono sound (not stereo)
+802.11 a/b/g/n/ac/ax/be [wifi7/6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] is newer and faster	vs	802.11 a/b/g/n/ac [wifi5]
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	USB 2.0 Type-C reversible connector
+Gorilla ArmorAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
Not supported	vs	+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards
232 grams (8.12 ounces)	vs	+192 grams (6.72 ounces)21% Lighter
(front) 12MP	vs	+(front) 13MP7% Higher resolution secondary camera to take pictures and selfies
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general

20 Common items in both devices

16 million

LED flash

PDAF: phase detection autofocus

HDR photo/video on both cameras / HDR photo on both cameras

Capacitive

Multitouch

Accelerometer

+13 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Change model		Choose the model
Model	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Other model names	Galaxy S24 Ultra SM-S928B/Dual-SIM	Galaxy A21s SM-A217F/Dual-Sim (64GB + 6GB RAM)
Country or region available	(Global, International)	Philippines, India, Indonesia, Malaysia, Myanmar, Thailand, Vietnam
Brand	Samsung	Samsung
Release date	1/24/2024, Announced: 1/17/2024	6/2/2020, Announced: 5/15/2020
Depth	8.6 millimeters (0.34 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	79 x 162.3 millimeters (3.11 x 6.39 in)	75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight	232 grams (8.12 ounces)	192 grams (6.72 ounces)
Build, materials	Titanium frame, glass front and back Back: Gorilla Armor	Plastic body, glass front
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	Not supported
📲 Display
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Display type	Dynamic AMOLED	TFT PLS
Screen size	6.8" inches	6.5" inches
Screen-to-body ratio	~88.5% (screen-to-body ratio)	~82.8% (screen-to-body ratio)
Display resolution	1440x3120 pixels (19.5:9)	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	505 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Armor	Not supported
Refresh rate	120Hz	60Hz
Display features	2600nits[peak] HDR10+ Always-On Display	Not supported
🤖 Operating System
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
System version	Android 14	Android 10
Firmware update	Android 15	Android 12
User Interface	One UI 6.1 / 7.0	One UI 2.0 / 3.1 / 4.1
⚙️ Processor
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 8 Gen 3 (SM8650-AC) (4nm)	64bit: Samsung Exynos 850 (8nm)
CPU	Octa-core, 4 processors: 1x 3.4GHz ARM Cortex-X4 (Single-core) 3x 3.15GHz ARM Cortex-A720 (Triple-core) 2x 2.96GHz ARM Cortex-A720 (Dual-core) 2x 2.27GHz ARM Cortex-A520 (Dual-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controller	Qualcomm Adreno 750 (1GHz)	ARM Mali-G52 MP1
Performance (benchmark)	AnTuTu: 1365200 (v9), 1735273 (v10) Geekbench: 6692 (v6)	feature not registered
💽 Memory and storage
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
RAM memory	12GB LPDDR5X	6GB LPDDR4X
Internal storage	1TB (980GB available) UFS 4.0	64GB (48GB available) eMMC 5.1
External storage	Not supported	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	5000/1024 Mbps	300/150 Mbps
Network technology	2G, 3G, 4G, 5G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE	LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41)
Primary 5G network	SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78)	Not supported
Primary data network	GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Secondary 4G network	LTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 66) TD-LTE (38, 39, 40, 41) VoLTE	LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41)
Secondary data network	GPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Back camera (main camera)	(quad camera) 200 megapixels 50MP periscope telephoto f/3.4111mmPDAFOIS5x-optical-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmPDAFSuper-Steady 10MP telephoto f/2.467mm1/3.52"1.12µmPDAFOIS3x-optical-zoom	(quad camera) 48 megapixels 8MP ultrawide f/2.21/4"1.12µm123° 2MP macro f/2.4 2MP depth f/2.4
Main camera resolution	20000x10000 pixels	8000x6000 pixels
Video recording (primary)	8K UHD (7680x4320) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	24mm (lens)	26mm (lens)
Sensor size	1/1.56" inches	1/2" inches
Pixel size	1µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo/video on both cameras	HDR photo on both cameras
Camera extras	8K@24/30fps 4K@30/60/120fps 1080p@30/60/240fps HDR10+	feature not registered
📸 Front camera
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Front camera (secondary)	12 megapixels	13 megapixels
Front camera resolution	4000x3000 pixels	4128x3096 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	26mm (lens)	feature not registered
Sensor size	feature not registered	1/3.1" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Loudspeaker	Stereo sound 32-bit/384kHz Tuned by AKG	Mono sound (not stereo)
Active noise cancellation	3 microphones	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
USB	USB 3.2 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.3 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband)	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	45W Wired fast charging Reverse charging by cable	15W (9V/1.67A) Wired fast charging
Inductive / wireless charging	15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Titanium Black, Gray, Violet, Yellow, Blue, Green, Orange • Samsung DeX • Stylus pen (Bluetooth)	• Colors: Black, White, Blue, Red
☢️ Radiation rate
	Galaxy S24 Ultra (SM-S928B/DS 1TB)	Galaxy A21s (SM-A217F/DS 64GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.11W/kg (head), 0.85W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	1.056W/kg (head), 1.3W/kg (body)	0.422W/kg (head), 1.544W/kg (body)