Xiaomi Mi Note 2 (128GB) vs Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)

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Side by side comparison between Xiaomi Mi Note 2 vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?

7/14/2020 10:56 PM, updated: 7/6/2022 7:26 AM

Compare Samsung Galaxy A21s X Xiaomi Mi Note 2 (128GB) 13Points

Specifications Compare Models Pictures

5.7"
AMOLED

1080x1920

22.6
MP

8mp

6GB
RAM

Quad-core

4070
mAh

(Non removable)

12Points Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB) Compare Xiaomi Mi Note 2 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 Note 2 (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!

13 Advantages Xiaomi Mi Note 2 (128GB)	vs	12 Advantages Samsung Galaxy A21s (SM-A217F/DSN 64GB/4GB)
+6GB LPDDR450% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4X
+128GB (118GB available)146% More internal storage for applications and files	vs	64GB (48GB available)
+166 grams (5.81 ounces)16% Lighter	vs	192 grams (6.72 ounces)
+7.6 millimeters (0.3 inches)17% Thinner	vs	8.9 millimeters (0.35 inches)
+AMOLEDAdvantage AMOLED display is brighter and more vivid	vs	TFT PLS
+1080x1920 pixels80% Higher resolution screen	vs	720x1600 pixels
+386 PPI43% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 600 Mbps100% 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
+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
2.35GHz 64bit Quad-core	vs	+2GHz 64bit Octa-core (8nm)21% More powerful processor, you can open your applications faster
Not supported	vs	+Until 512GB microSD, microSDXCAdvantage More external storage for files using memory cards
5.7"	vs	+6.5"14% Larger screen
(back) 22.6MP	vs	+(quad camera) 48MP + 8MP + 2MP + 2MP166% Higher resolution main camera
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
1/2.6" inches	vs	+1/2" inches30% The larger sensor camera lets you take photos with better depth.
(front) 8MP	vs	+(front) 13MP60% Higher resolution secondary camera to take pictures and selfies
Android 6.0.1 Marshmallow	vs	+Android 12Advantage Android 12 is newer and safer
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
4070 mAh	vs	+5000 mAh23% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster

22 Common items in both devices

16 million

Only digital zoom

PDAF on back camera and autofocus front camera / PDAF: phase detection autofocus

EIS: Digital stabilization

f/2.0 (aperture)

(front) Full HD (1920x1080)

4G LTE-A

+15 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 Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Change model		Choose the model
Model	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Other model names	Xiaomi Mi Note 2 Premium edition (128GB+6GB), Xiaomi Scorpio	Galaxy A21s SM-A217F/Dual-Sim NFC (64GB + 4GB RAM)
Country or region available	China, Hong Kong, (Global, International)	(Europe), Spain, Greece, Israel, Portugal, Taiwan
Brand	Xiaomi	Samsung
Release date	10/25/2016	6/2/2020, Announced: 5/15/2020
Depth	7.6 millimeters (0.3 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	77.3 x 156.2 millimeters (3.04 x 6.15 in)	75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight	166 grams (5.81 ounces)	192 grams (6.72 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Display type	AMOLED	TFT PLS
Screen size	5.7" inches	6.5" inches
Screen-to-body ratio	~74.2% (screen-to-body ratio)	~82.8% (screen-to-body ratio)
Display resolution	1080x1920 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	386 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
System version	Android 6.0.1 Marshmallow	Android 10
Firmware update	feature not registered	Android 12
User Interface	feature not registered	One UI 2.0 / 3.1 / 4.1
⚙️ Processor
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Chipset	64bit: Qualcomm Snapdragon 821 MSM8996AC Pro (14nm)	64bit: Samsung Exynos 850 (8nm)
CPU	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 1.6GHz Kryo (Dual-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controller	Qualcomm Adreno 530 650Mhz	ARM Mali-G52 MP1
Performance (benchmark)	feature not registered	AnTuTu: 124232 (v8)
💽 Memory and storage
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
RAM memory	6GB LPDDR4	4GB LPDDR4X
Internal storage	128GB (118GB available)	64GB (48GB available) eMMC 5.1
External storage	Not supported	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 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	600/50 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 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat12 Global edition: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30) TD-LTE (Bands 38, 39, 40, 41) Premium edition: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 38, 39, 40, 41)	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 Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Back camera (main camera)	22.6 megapixels	(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	5488x4112 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	1/2.6" inches	1/2" inches
Pixel size	1µm pixel	0.8µm pixel
Autofocus	PDAF on back camera and autofocus front camera	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 only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Front camera (secondary)	8 megapixels	13 megapixels
Front camera resolution	3264x2448 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	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 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, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.2 + A2DP	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, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (front-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 Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 64GB/4GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4070 mAh	5000 mAh
Charger, watts	18W (9V/2A) 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 Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 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: Black, Gold, Silver • MIUI 8.0 • Curved 3D glass (front and back) • Quick Charge 3.0 • Fast battery charging: 83% in 30min	• Colors: Black, White, Blue, Red
☢️ Radiation rate
	Xiaomi Mi Note 2 (128GB)	Galaxy A21s (SM-A217F/DSN 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)