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Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB) vs Xiaomi Mi Mix 3 (256GB/10GB)

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

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Compare Xiaomi Mi Mix 3 XSamsung Galaxy A21s (SM-A217F/DS 64GB/4GB)09Points
Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)
6.5"
PLS

720x1600

48
MP

13mp

4GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
20PointsXiaomi Mi Mix 3 (256GB/10GB)Compare Samsung Galaxy A21s X
Xiaomi Mi Mix 3 (256GB/10GB)
6.39"
AMOLED

1080x2340

12
MP

24mp

10GB
RAM

64bit Octa

3200
mAh

(Non removable)

What's the better phone? Xiaomi Mi Mix 3 (256GB/10GB)

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!

Galaxy A21s (SM-A217F/DS 64GB/4GB)9 Advantages Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)vsMi Mix 3 (256GB/10GB)20 Advantages Xiaomi Mi Mix 3 (256GB/10GB)
+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+192 grams (6.72 ounces)14%
Lighter
vs218 grams (7.63 ounces)
+6.5"2%
Larger screen
vs6.39"
+(quad camera) 48MP + 8MP + 2MP + 2MP150%
Higher resolution main camera
vs(dual camera) 12MP + 12MP
+1/2" inches28%
The larger sensor camera lets you take photos with better depth.
vs1/2.55" inches
+Android 11Advantage
Android 11 is newer and safer
vsAndroid 10
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C jack with 3.5mm jack adapter
+5000 mAh56%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs3200 mAh
+FMAdvantage
The radio lets you listen to your songs and sports in general
vsNot supported
2GHz 64bit Octa-Corevs+2.8GHz 64bit Octa-Core16%
More powerful processor, you can open your applications faster
4GB LPDDR4Xvs+10GB LPDDR4X150%
More RAM memory. Typically more responsive and better for multitasking.
64GB (48GB available)vs+256GB (240GB available)4 times
More internal storage for applications and files
eMMC 5.1vs+UFS 2.1Advantage
Fastest write and read storage.
8.9 millimeters (0.35 inches)vs+8.5 millimeters (0.33 inches)5%
Thinner
Plastic body, glass frontvs+Aluminum body, glass front, ceramic backAdvantage
More resistant material
TFT PLSvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
720x1600 pixelsvs+1080x2340 pixels119%
Higher resolution screen
270 PPIvs+403 PPI49%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
EIS: Digital stabilizationvs+OIS (4-axis): Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
f/2.0 (aperture)vs+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 13MPvs+(dual front camera) 24MP + 2MP103%
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
(4G+ LTE-A) 300 Mbpsvs+(4G+ LTE-A) 600 Mbps100%
Faster for surfing the internet and download files
Virtual ambient light sensorvs+Ambient Light sensorAdvantage
Sensors help you use the device
15Wvs+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.
Not supportedvs+Qi wireless chargingAdvantage
Wireless charging is another way to charge the battery.
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys

25 Common items in both devices
16 million
LED flash
PDAF: phase detection autofocus
HDR photo on both cameras
(front) Full HD (1920x1080)
4G+ LTE-A
Capacitive
+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 differencesClear highlight

📱 Model features

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
ModelGalaxy A21s (SM-A217F/DS 64GB/4GB)Mi Mix 3 (256GB/10GB)
Other model namesGalaxy A21s SM-A217F/Dual-Sim (64GB + 4GB RAM)小米MIX 3, Xiaomi Mix 3 Special edition (256GB + 10GB RAM)
Country or region available(Global, International)AngolaSaudi ArabiaEgyptIndiaMoroccoMozambiquePakistan
(Global, International), Angola, Saudi Arabia, Egypt, India, Morocco, Mozambique, Pakistan
China
China
BrandSamsungXiaomi
Release date6/2/2020, Announced: 5/15/202011/1/2018
Depth8.9 millimeters (0.35 inches)8.5 millimeters (0.33 inches)
Size (width x height)75.3 x 163.7 millimeters (2.96 x 6.44 in)74.69 x 157.89 millimeters (2.94 x 6.22 in)
Weight192 grams (6.72 ounces)218 grams (7.63 ounces)
Build, materialsPlastic body, glass frontAluminum body, glass front, ceramic back
Protection against water and othersNot supportedNot supported

🤖 Operating System

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
System versionAndroid 10Android 9.0 Pie
Firmware updateAndroid 11Android 10
User InterfaceOne UI 2.0 / 3.1feature not registered

⚙️ Processor

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
Chipset64bit - Samsung Exynos 850 (8nm)64bit - Qualcomm Snapdragon 845 MSM8998 (10nm)
CPUOcta-Core, 1 processor:
2GHz Octa-Core ARM Cortex-A55
Octa-Core, 2 processors:
2.8GHz Quad-Core Kryo 385 Gold
1.7GHz Quad-Core Kryo 385 Silver
GPU graphical controllerARM Mali-G52 MP1Qualcomm Adreno 630 710Mhz
Performance (benchmark)AnTuTu: 124232 (v8)feature not registered

💽 Memory and storage

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
RAM memory4GB LPDDR4X10GB LPDDR4X
Internal storage64GB (48GB available)
eMMC 5.1
256GB (240GB available)
UFS 2.1
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Not supported

📲 Display

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
Display typeTFT PLSSuper AMOLED
Screen size6.5" inches6.39" inches
Screen-to-body ratio~82.8% (screen-to-body ratio)~85% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1080x2340 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)270 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Display features60Hzfeature not registered

📶 Mobile networks

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload300/150 Mbps600/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100Global version:
UMTS 800/850/900/1700/1800/1900/2100
China version:
CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
LTE Cat11
VoLTE
Global version:
LTE (Bands 1,2,3,4,5,7,8,12,13,17,18,19,20,25,26,28,29,30,66)
TD-LTE (Bands 34,38,39,40,41)
China version:
LTE (Bands 1,2,3,4,5,7,8,12,17,20)
TD-LTE (Bands 34,38,39,40,41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, 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 networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1900/2100Not supported
Secondary 4G networkLTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE

📷 Camera

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawidef/2.21/4"1.12µm123°
2MP macrof/2.4
2MP depthf/2.4
(dual camera)
12 megapixels
12MP telephoto1/3.4"1.0µm
Main camera resolution8000x6000 pixels4000x3000 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 60 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.8 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/2" inches1/2.55" inches
Pixel size0.8µm pixel1.4µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS (4-axis): Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
Front camera (secondary)13 megapixels(dual front camera)
24 megapixels
2MP depth
Front camera resolution4128x3096 pixels5656x4224 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor size1/3.1" inches1/2.8" inches
Pixel size1.12µm pixel0.9µm pixel

🔉 Sound and multimedia

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
LoudspeakerMono sound (not stereo)Supported
Active noise cancellation2 microphones or more2 microphones or more
RadioFMNot supported
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C reversible connector
Audio output3.5mm jackType-C jack with 3.5mm jack adapter
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFCNot supportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
SensorsAccelerometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Virtual ambient light sensor
Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
Battery typeLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity5000 mAh3200 mAh
Charger, watts15W (9V/1.67A) Fast battery charging18W Fast battery charging
Qi wireless charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Black, White, Blue, Red- Colors: Forbidden City Special Edition (blue)
- MIUI 10
- 600nit + HDR display
- Mechanical pop-up front camera
- Quick Charge 3.0 18W (cable)
- Quick Charge 4.0+ 10W (wireless)

☢️ Radiation rate

Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB)Xiaomi Mi Mix 3 (256GB/10GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)0.422W/kg (head), 1.544W/kg (body)feature not registered
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