Xiaomi Poco F3 (128GB) vs Samsung Galaxy A21s (SM-A217M/DS)

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Side by side comparison between Xiaomi Poco F3 vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?

4/1/2021 11:44 AM, updated: 9/7/2022 2:27 PM

Compare Samsung Galaxy A21s X Xiaomi Poco F3 (128GB) 26Points

Specifications Compare Models Pictures

6.67"
AMOLED

1080x2400

48
MP

20mp

6GB
RAM

Octa-core

4520
mAh

(Non removable)

06Points Samsung Galaxy A21s (SM-A217M/DS) Compare Xiaomi Poco F3 X

Specifications Compare Models Pictures

6.5"
PLS

720x1600

48
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Poco F3 (128GB)

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 Xiaomi Poco F3 (128GB)	vs	6 Advantages Samsung Galaxy A21s (SM-A217M/DS)
+3.2GHz 64bit Octa-core (7nm)54% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (8nm)
+6GB LPDDR550% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4X
+128GB (107GB available)123% More internal storage for applications and files	vs	64GB (48GB available)
+UFS 3.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+7.8 millimeters (0.31 inches)14% Thinner	vs	8.9 millimeters (0.35 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+AMOLEDAdvantage 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
+1080x2400 pixels125% Higher resolution screen	vs	720x1600 pixels
+395 PPI46% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+6.67"3% Larger screen	vs	6.5"
+(triple camera) 48MP + 8MP + 5MP2% Higher resolution main camera	vs	(quad camera) 48MP + 8MP + 2MP + 2MP
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+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)
+(front) 20MP56% Higher resolution secondary camera to take pictures and selfies	vs	(front) 13MP
+2K UHD (3840x2130)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster	vs	4G LTE-A
+(5G SA/NSA) 2000 Mbps6 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
+33W120% 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
+Stereo sound with dual speakersAdvantage 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 [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster	vs	802.11 a/b/g/n/ac [wifi5]
+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + 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
+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
Not supported	vs	+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards
196 grams (6.86 ounces)	vs	+192 grams (6.72 ounces)2% Lighter
Android 11	vs	+Android 12Advantage Android 12 is newer and safer
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
4520 mAh	vs	+5000 mAh11% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Type-C jack with 3.5mm jack adapter	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores

25 Common items in both devices

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

1/2" inches

+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
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Change model		Choose the model
Model	Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Other model names	POCO F3 5G (128GB + 6GB RAM) M2012K11AG	Galaxy A21s SM-A217M/Dual-Sim (64GB + 4GB RAM)
Country or region available	(Global, International)	(Latin America), Brazil, Chile, Colombia
Brand	Xiaomi	Samsung
Release date	3/27/2021, Announced: 3/22/2021	6/2/2020, Announced: 5/15/2020
Depth	7.8 millimeters (0.31 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	76.4 x 163.7 millimeters (3.01 x 6.44 in)	75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight	196 grams (6.86 ounces)	192 grams (6.72 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Display type	AMOLED	TFT PLS
Screen size	6.67" inches	6.5" inches
Screen-to-body ratio	~85.9% (screen-to-body ratio)	~82.8% (screen-to-body ratio)
Display resolution	1080x2400 pixels (20:9)	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	395 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	120Hz	60Hz
Display features	1300nits[peak] HDR10+	Not supported
🤖 Operating System
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
System version	Android 11	Android 10
Firmware update	feature not registered	Android 12
User Interface	MIUI 12	One UI 2.0 / 3.1 / 4.1
⚙️ Processor
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Chipset	64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm)	64bit: Samsung Exynos 850 (8nm)
CPU	Octa-core, 3 processors: 1x 3.2GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controller	Qualcomm Adreno 650 (670MHz)	ARM Mali-G52 MP1
Performance (benchmark)	AnTuTu: 631850 (v8), 568380 (v9)	AnTuTu: 124232 (v8)
💽 Memory and storage
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
RAM memory	6GB LPDDR5	4GB LPDDR4X
Internal storage	128GB (107GB available) UFS 3.1	64GB (48GB available) eMMC 5.1
External storage	Not supported	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
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)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	2000/1024 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 850/900/1700/1900/2100
Primary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41)
Primary 5G network	SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78)	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	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 850/900/1700/1900/2100
Secondary 4G network	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41) VoLTE	LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66) TD-LTE (38, 40, 41)
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Back camera (main camera)	(triple camera) 48 megapixels 8MP ultrawide f/2.2119° 5MP macro f/2.450mm1/5.0"1.12µmAF	(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	8000x6000 pixels	8000x6000 pixels
Video recording (primary)	2K UHD (3840x2130) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	26mm (lens)	26mm (lens)
Sensor size	1/2" inches	1/2" inches
Pixel size	0.8µm pixel	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	1080p@960fps 720p@120fps	feature not registered
📸 Front camera
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Front camera (secondary)	20 megapixels	13 megapixels
Front camera resolution	5184x3840 pixels	4128x3096 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.5 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3.4" inches	1/3.1" inches
Pixel size	0.8µm pixel	1.12µm pixel
🔉 Sound and multimedia
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Loudspeaker	Stereo sound with dual speakers 24-bit/192kHz	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	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
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.1 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavIC	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Virtual proximity sensor	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4520 mAh	5000 mAh
Charger, watts	33W Wired fast charging Quick Charge 3+ USB Power Delivery 3.0	15W (9V/1.67A) Wired fast 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
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
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: Night black, Arctic white, Deep ocean blue	• Colors: Black, White, Blue, Red
☢️ Radiation rate
	Xiaomi Poco F3 (128GB)	Galaxy A21s (SM-A217M/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.54W/kg (head), 1.14W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered