Samsung Galaxy S24 (SM-S921U 256GB) vs Samsung Galaxy A8s (SM-G8870 128GB/6GB)

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Side by side comparison between Samsung Galaxy S24 vs Samsung Galaxy A8s phones, differences, pros, cons and full specifications. What's the better?

3/17/2024 7:41 PM, updated: 2/9/2025 5:55 PM

Compare Samsung Galaxy A8s X Samsung Galaxy S24 (SM-S921U 256GB) 26Points

Specifications Compare Models Pictures

6.2"
AMOLED

1080x2340

50
MP

12mp

8GB
RAM

Octa-core

4000
mAh

(Non removable)

06Points Samsung Galaxy A8s (SM-G8870 128GB/6GB) Compare Samsung Galaxy S24 X

Specifications Compare Models Pictures

6.4"
PLS

1080x2340

24
MP

24mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

What's the better phone? Samsung Galaxy S24 (SM-S921U 256GB)

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!

26 Advantages Samsung Galaxy S24 (SM-S921U 256GB)	vs	6 Advantages Samsung Galaxy A8s (SM-G8870 128GB/6GB)
+3.4GHz 64bit Octa-core (4nm)26% More powerful processor, you can open your applications faster	vs	2.2GHz 64bit Octa-core
+8GB LPDDR5X33% More RAM memory. Typically more responsive and better for multitasking.	vs	6GB LPDDR4X
+256GB (226GB available)107% More internal storage for applications and files	vs	128GB (109GB available)
+UFS 4.0Advantage Fastest write and read storage.	vs	eMMC 5.1
+167 grams (5.85 ounces)4% Lighter	vs	173 grams (6.06 ounces)
+LTPO AMOLEDAdvantage LTPO AMOLED display is brighter and more vivid	vs	TFT PLS
+416 PPI3% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	403 PPI
+(triple camera) 50MP + 10MP + 12MP85% Higher resolution main camera	vs	(triple camera) 24MP + 10MP + 5MP
+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" inches79% The larger sensor camera lets you take photos with better depth.	vs	1/2.8" inches
+8K UHD (7680x4320)3 times More image quality for recording videos with the primary camera	vs	4K UHD (3840x2160)
+(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 10
+5G mmWaveAdvantage The 5G mmWave network is newer and faster	vs	4G LTE-A
+(5G mmWave) 5000 Mbps5 times Faster for surfing the internet and download files	vs	(4G LTE-A) 800 Mbps
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+4000 mAh18% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3400 mAh
+25W39% 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	18W
+Qi wireless charging (Qi/PMA)Advantage Wireless charging is another way to charge the battery.	vs	Not supported
+1 slot (Single-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM)
+802.11 a/b/g/n/ac/ax [wifi6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6E/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
+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, USB OTG On-The-Go
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
7.6 millimeters (0.3 inches)	vs	+7.4 millimeters (0.29 inches)3% Thinner
6.2"	vs	+6.4"3% Larger screen
f/1.8 (aperture)	vs	+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 12MP	vs	+(front) 24MP98% Higher resolution secondary camera to take pictures and selfies
Not supported	vs	+ANT+Advantage Sensors help you use the device
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores

26 Common items in both devices

Aluminum frame, glass front/back

16 million

1080x2340 pixels

LED flash

Digital and optical zoom

PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus

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

+19 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 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Change model		Choose the model
Model	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Other model names	Galaxy S24 (Snapdragon) SM-S921U1	Galaxy A8S (128GB+6GB RAM) SM-G8870ZKDCHC
Country or region available	USA	China, Hong Kong
Brand	Samsung	Samsung
Release date	1/24/2024, Announced: 1/17/2024	12/1/2018
Depth	7.6 millimeters (0.3 inches)	7.4 millimeters (0.29 inches)
Size (width x height)	70.6 x 147 millimeters (2.78 x 5.79 in)	74.9 x 158.4 millimeters (2.95 x 6.24 in)
Weight	167 grams (5.85 ounces)	173 grams (6.06 ounces)
Build, materials	Aluminum frame, glass front/back Back: Gorilla Glass Victus 2	Aluminum frame, glass front/back
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	Not supported
📲 Display
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Display type	LTPO AMOLED	TFT PLS
Screen size	6.2" inches	6.4" inches
Screen-to-body ratio	~90.9% (screen-to-body ratio)	~84.7% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x2340 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	416 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass Victus 2	Gorilla Glass 3
Refresh rate	120Hz	feature not registered
Display features	2600nits[peak] HDR10+ Always-On Display	feature not registered
🤖 Operating System
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
System version	Android 14	Android 9.0 Pie
Firmware update	Android 15	Android 10
User Interface	One UI 6.1 / 7.0	One UI
⚙️ Processor
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 8 Gen 3 (SM8650-AC) (4nm)	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)
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, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)
GPU graphical controller	Qualcomm Adreno 750 (1GHz)	Qualcomm Adreno 616 500Mhz
Performance (benchmark)	AnTuTu: 1221951 (v9), 1697143 (v10) Geekbench: 5833 (v5), 6747 (v6)	feature not registered
💽 Memory and storage
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
RAM memory	8GB LPDDR5X	6GB LPDDR4X
Internal storage	256GB (226GB available) UFS 4.0	128GB (109GB available) eMMC 5.1
External storage	Not supported	Not supported
📶 Mobile networks
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) nano-SIM (4FF) + e-SIM	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	5000/1024 Mbps	800/150 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	CDMA 800/1900, GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat24 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE	LTE Cat15/13 (1, 3, 4, 5, 7, 8, 12, 17) TD-LTE (34, 38, 39, 40, 41)
Primary 5G network	SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 20, 25, 38, 41, 66, 71, 77, 78) mmWave (260, 261)	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	CDMA 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	CDMA2000 1xEV-DO 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, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE	Not supported
Secondary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6, mmWave	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Back camera (main camera)	(triple camera) 50 megapixels 10MP telephoto f/2.467mm1/3.94"1.0µmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.213mm120°1/2.55"1.4µmSuper-Steady	(triple camera) 24 megapixels 10MP telephoto f/2.452mm1/3.9"1.0µmAF2x-optical-zoom 5MP depth f/2.2
Main camera resolution	8160x6120 pixels	5632x4224 pixels
Video recording (primary)	8K UHD (7680x4320) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.7 (aperture)
Focal length	24mm (lens)	27mm (lens)
Sensor size	1/1.56" inches	1/2.8" inches
Pixel size	1µm pixel	0.9µm pixel
Autofocus	PDAF: phase detection autofocus on both cameras	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical zoom	Digital and optical 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@30/60fps 1080p@30/60/240fps HDR10+	1080p@240fps
📸 Front camera
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Front camera (secondary)	12 megapixels	24 megapixels
Front camera resolution	4000x3000 pixels	5632x4224 pixels
Video recording (secondary)	4K UHD (3840x2160)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	26mm (lens)	26mm (lens)
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.9µm pixel
🔉 Sound and multimedia
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Loudspeaker	Stereo sound 32-bit/384kHz Tuned by AKG	Stereo sound
Active noise cancellation	3 microphones	2 microphones or more
Radio	Not supported	Not supported
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 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
USB	USB 3.2 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
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 [wifi6E/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	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	4000 mAh	3400 mAh
Charger, watts	25W Wired fast charging Reverse charging by cable	18W 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 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/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: Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow, Jade Green, Sandstone Orange, Sapphire Blue • Samsung DeX	• Colors: Black, Gradient Black, Blue, Pink-Blue, Yellow-Pink • Samsung Pay
☢️ Radiation rate
	Galaxy S24 (SM-S921U 256GB)	Galaxy A8s (SM-G8870 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.23W/kg (head), 1.1W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.24W/kg (head), 1.168W/kg (body)