Xiaomi Mi 8 SE (64GB/6GB) vs Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)

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Side by side comparison between Xiaomi Mi 8 SE vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?

7/14/2020 10:59 PM, updated: 7/6/2022 7:26 AM

Compare Samsung Galaxy A21s X Xiaomi Mi 8 SE (64GB/6GB) 15Points

Specifications Compare Models Pictures

5.88"
AMOLED

1080x2248

12
MP

20mp

6GB
RAM

Octa-core

3120
mAh

(Non removable)

08Points Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB) Compare Xiaomi Mi 8 SE 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 Mi 8 SE (64GB/6GB)

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!

15 Advantages Xiaomi Mi 8 SE (64GB/6GB)	vs	8 Advantages Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)
+2.2GHz 64bit Octa-core1% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (8nm)
+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4X
+164 grams (5.74 ounces)17% Lighter	vs	192 grams (6.72 ounces)
+7.5 millimeters (0.3 inches)19% Thinner	vs	8.9 millimeters (0.35 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT PLS
+1080x2248 pixels111% Higher resolution screen	vs	720x1600 pixels
+424 PPI57% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+f/1.9 (aperture)5% 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
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 800 Mbps167% 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
+18W20% 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
+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
5.88"	vs	+6.5"11% Larger screen
(dual camera) 12MP + 5MP	vs	+(quad camera) 48MP + 8MP + 2MP + 2MP3 times Higher resolution main camera
1/2.55" inches	vs	+1/2" inches28% The larger sensor camera lets you take photos with better depth.
Android 9.0 Pie	vs	+Android 12Advantage Android 12 is newer and safer
3120 mAh	vs	+5000 mAh60% 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
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general

25 Common items in both devices

64GB (51GB available) / 64GB (48GB available)

eMMC 5.1

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus

EIS: Digital stabilization

+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 Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Change model		Choose the model
Model	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Other model names	小米8 SE, Xiaomi Mi8 SE (64GB+6GB RAM) M1805E2A, Xiaomi Sirius	Galaxy A21s SM-A217F/Dual-Sim (64GB + 4GB RAM)
Country or region available	China, Hong Kong, Taiwan, (Global, International)	(Global, International), Angola, Saudi Arabia, Egypt, India, Morocco, Mozambique, Pakistan
Brand	Xiaomi	Samsung
Release date	6/1/2018	6/2/2020, Announced: 5/15/2020
Depth	7.5 millimeters (0.3 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	73.09 x 147.28 millimeters (2.88 x 5.8 in)	75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight	164 grams (5.74 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 Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Display type	Super AMOLED	TFT PLS
Screen size	5.88" inches	6.5" inches
Screen-to-body ratio	~80.9% (screen-to-body ratio)	~82.8% (screen-to-body ratio)
Display resolution	1080x2248 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	424 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
System version	Android 8.1 Oreo	Android 10
Firmware update	Android 9.0 Pie	Android 12
User Interface	feature not registered	One UI 2.0 / 3.1 / 4.1
⚙️ Processor
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Chipset	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)	64bit: Samsung Exynos 850 (8nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controller	Qualcomm Adreno 616 500Mhz	ARM Mali-G52 MP1
Performance (benchmark)	feature not registered	AnTuTu: 124232 (v8)
💽 Memory and storage
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
RAM memory	6GB LPDDR4X	4GB LPDDR4X
Internal storage	64GB (51GB available) eMMC 5.1	64GB (48GB available) eMMC 5.1
External storage	Not supported	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
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	800/150 Mbps	300/150 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat15 (Bands 1,3,5,7,8,20) TD-LTE (Bands 34,38,39,40,41) VoLTE	LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	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	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	Not supported	UMTS 850/900/1900/2100
Secondary 4G network	Not supported	LTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41)
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
📷 Camera
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Back camera (main camera)	(dual camera) 12 megapixels 5MP depth f/2.01.12µm	(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	4000x3000 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.9 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.55" inches	1/2" inches
Pixel size	1.4µm 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	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
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/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/3.1" inches
Pixel size	1µm pixel	1.12µm pixel
🔉 Sound and multimedia
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
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	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
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) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor Virtual ambient light sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3120 mAh	5000 mAh
Charger, watts	18W Wired fast charging	15W (9V/1.67A) Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
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: Gray, Blue, Red, Gold • MIUI 9.5 • 18.7:9 / DCI-P3 / HDR10 display • Quick Charge 3.0 • WiFi display	• Colors: Black, White, Blue, Red
☢️ Radiation rate
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy A21s (SM-A217F/DS 64GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.422W/kg (head), 1.544W/kg (body)