Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB) vs Asus Zenfone 3 (5.5 ZE552KL 32GB)

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Side by side comparison between Samsung Galaxy A21s vs Asus Zenfone 3 phones, differences, pros, cons and full specifications. What's the better?

7/14/2020 10:59 PM, updated: 3/13/2023 9:26 AM

Compare Asus Zenfone 3 X Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB) 12Points

Specifications Compare Models Pictures

6.5"
PLS

720x1600

48
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

12Points Asus Zenfone 3 (5.5 ZE552KL 32GB) Compare Samsung Galaxy A21s X

Specifications Compare Models Pictures

5.5"
IPS+

1080x1920

16
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)

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!

12 Advantages Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)	vs	12 Advantages Asus Zenfone 3 (5.5 ZE552KL 32GB)
+4GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR3
+64GB (48GB available)100% More internal storage for applications and files	vs	32GB (24GB available)
+Until 512GB microSD, microSDXC100% More external storage for files using memory cards	vs	Until 256GB microSD, microSDXC
+6.5"18% Larger screen	vs	5.5"
+(quad camera) 48MP + 8MP + 2MP + 2MP3 times Higher resolution main camera	vs	(back) 16MP
+(front) 13MP60% Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+Android 12Advantage Android 12 is newer and safer	vs	Android 8.0 Oreo
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+15W50% 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	10W
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.2 + A2DP
2GHz 64bit Octa-core (8nm)	vs	+2GHz 64bit Octa-core (14nm)3% More powerful processor, you can open your applications faster
192 grams (6.72 ounces)	vs	+155 grams (5.43 ounces)24% Lighter
8.9 millimeters (0.35 inches)	vs	+7.7 millimeters (0.3 inches)16% Thinner
Plastic body, glass front	vs	+Aluminum body, glass front, plastic backAdvantage More resistant material
TFT PLS	vs	+TFT Super IPS+Advantage TFT Super IPS+ display is brighter and more vivid
720x1600 pixels	vs	+1080x1920 pixels80% Higher resolution screen
270 PPI	vs	+401 PPI49% Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
EIS: Digital stabilization	vs	+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
Virtual ambient light sensor	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys

25 Common items in both devices

eMMC 5.1

60Hz

16 million

Only digital zoom

PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus

HDR photo on both cameras

f/2.0 (aperture)

+18 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 A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Change model		Choose the model
Model	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Zenfone 3 (5.5 ZE552KL 32GB)
Other model names	Galaxy A21s SM-A217F/Dual-Sim (64GB + 4GB RAM)	Zenfone 3 ZE552KL 3GB/32GB 5.5" Dual-SIM, Asus Libra
Country or region available	(Global, International), Angola, Saudi Arabia, Egypt, India, Morocco, Mozambique, Pakistan	(Europe), (Global, International), China
Brand	Samsung	Asus
Release date	6/2/2020, Announced: 5/15/2020	7/12/2016
Depth	8.9 millimeters (0.35 inches)	7.7 millimeters (0.3 inches)
Size (width x height)	75.3 x 163.7 millimeters (2.96 x 6.44 in)	77.38 x 152.59 millimeters (3.05 x 6.01 in)
Weight	192 grams (6.72 ounces)	155 grams (5.43 ounces)
Build, materials	Plastic body, glass front	Aluminum body, glass front, plastic back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Display type	TFT PLS	TFT Super IPS+
Screen size	6.5" inches	5.5" inches
Screen-to-body ratio	~82.8% (screen-to-body ratio)	~70.6% (screen-to-body ratio)
Display resolution	720x1600 pixels (20:9)	1080x1920 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	270 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	60Hz	60Hz
Display features	Not supported	2.5D glass
🤖 Operating System
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
System version	Android 10	Android 6.0.1 Marshmallow
Firmware update	Android 12	Android 8.0 Oreo
User Interface	One UI 2.0 / 3.1 / 4.1	ZenUI 3.0
⚙️ Processor
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Chipset	64bit: Samsung Exynos 850 (8nm)	64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	ARM Mali-G52 MP1	Qualcomm Adreno 506 (650MHz)
Performance (benchmark)	AnTuTu: 124232 (v8)	feature not registered
💽 Memory and storage
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
RAM memory	4GB LPDDR4X	3GB LPDDR3
Internal storage	64GB (48GB available) eMMC 5.1	32GB (24GB available) eMMC 5.1
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)
Maximum Download / Upload	300/150 Mbps	300/50 Mbps
Network technology	2G, 3G, 4G	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 850/900/1900/2100	Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100
Primary 4G network	LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41)	LTE Cat6 Global: LTE (1, 2, 3, 5, 7, 8, 20) Taiwan: LTE (1, 2, 3, 5, 7, 8, 18, 19, 26, 28) TD-LTE (38, 39, 40, 41) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil/USA: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	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 850/900/1900/2100	Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100
Secondary 4G network	LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41)	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Back camera (main camera)	(quad camera) 48 megapixels 8MP ultrawide f/2.21/4"1.12µm123° 2MP macro f/2.4 2MP depth f/2.4	16 megapixels
Main camera resolution	8000x6000 pixels	4608x3456 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	1/2" inches	feature not registered
Pixel size	0.8µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	LDAF/PDAF: laser/phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS (4-axis): Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	4K@30fps 1080p@30/60fps
📸 Front camera
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Front camera (secondary)	13 megapixels	8 megapixels
Front camera resolution	4128x3096 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3.1" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Loudspeaker	Mono sound (not stereo)	Mono sound (not stereo) 24-bit/192kHz
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
USB	USB 2.0 Type-C reversible connector	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	4.2 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Sensors	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	3000 mAh
Charger, watts	15W (9V/1.67A) Wired fast charging	10W (5V/2A) Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
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: Black, White, Blue, Red	• Colors: Sapphire Black, Moonlight White, Shimmer Gold
☢️ Radiation rate
	Galaxy A21s (SM-A217F/DS 64GB/4GB)	Asus Zenfone 3 (5.5 ZE552KL 32GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.422W/kg (head), 1.544W/kg (body)	feature not registered