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Samsung Galaxy A21s (SM-A217F) vs Xiaomi Mi A3 (64GB)

Side by side comparison between Samsung Galaxy A21s vs Xiaomi Mi A3 phones, differences, pros, cons with full specifications. What's the better?

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Compare Xiaomi Mi A3 XSamsung Galaxy A21s (SM-A217F)05Points
Samsung Galaxy A21s (SM-A217F)
6.5"
PLS

720x1600

48
MP

13mp

3GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
Xiaomi Mi A3 (64GB)
6.088"
AMOLED

720x1560

48
MP

32mp

4GB
RAM

64bit Octa

4030
mAh

(Non removable)

What's the better phone? Xiaomi Mi A3 (64GB)

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)5 Advantages Samsung Galaxy A21s (SM-A217F)vsMi A3 (64GB)16 Advantages Xiaomi Mi A3 (64GB)
+2Ghz 64bit Octa-Core10%
More powerful processor, you can open your applications faster
vs2Ghz 64bit Octa-Core
+720x1600 pixels3%
Higher resolution screen
vs720x1560 pixels
+6.5"7%
Larger screen
vs6.088"
+(quad camera) 48MP + 8MP + 2MP + 2MP3%
Higher resolution main camera
vs(triple camera) 48MP + 8MP + 2MP
+5000 mAh24%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs4030 mAh
3GB LPDDR4Xvs+4GB LPDDR4X33%
More RAM memory. Typically more responsive and better for multitasking.
32GB (19GB available)vs+64GB (49GB available)158%
More internal storage for applications and files
eMMC 5.1vs+UFS 2.1Advantage
Fastest write and read storage.
192 grams (6.72 ounces)vs+174 grams (6.09 ounces)10%
Lighter
8.9 millimeters (0.35 inches)vs+8.5 millimeters (0.33 inches)5%
Thinner
Plastic body, glass frontvs+Aluminum frame, glass front/backAdvantage
More resistant material
TFT PLSvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
270 PPIvs+282 PPI4%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
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+(front) 32MP150%
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) 450 Mbps50%
Faster for surfing the internet and download files
Not supportedvs+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.
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(hybrid slot/shares the same microSD slot)Advantage
It's more advantageous to have more than one phone operator in the same device
Not supportedvs+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys

32 Common items in both devices
Until 512GB microSD, microSDXC
60Hz
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
EIS: Digital stabilization
+25 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
Physical featuresSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
ModelGalaxy A21s (SM-A217F)Mi A3 (64GB)
Other model namesGalaxy A21s SM-A217F Single-Sim (32GB + 3GB RAM)Xiaomi Mi A3 (Android One), M1906F9SH, M1906F9SI
Country or region availableSouth AfricaAustraliaNew Zealand
South Africa, Australia, New Zealand
(Global, International)
(Global, International)
BrandSamsungXiaomi
Release dateJune, 2020July, 2019
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)71.85 x 153.48 millimeters (2.83 x 6.04 in)
Weight192 grams (6.72 ounces)174 grams (6.09 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontAluminum frame, glass front/back
Protection against water and othersNot supportedNot supported
System (OS)Samsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
Operating systemAndroid 10Android 9.0 Pie
Firmware updatefeature not registeredAndroid 10
HardwareSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
Chipset64bit - Samsung Exynos 850 Octa (8nm)64bit - Qualcomm Snapdragon 665 SDM665 (11nm)
CPU processorOcta-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A55
2Ghz Quad-Core ARM Cortex-A55
Octa-Core, 2 processors:
2Ghz Quad-Core Kryo 260 Gold
1.8Ghz Quad-Core Kryo 260 Silver
GPU graphical controllerARM Mali-G52 MP1Qualcomm Adreno 610
RAM memory3GB LPDDR4X4GB LPDDR4X
Internal storage32GB (19GB available)
eMMC 5.1
64GB (49GB available)
UFS 2.1
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
DisplaySamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
Display typeTFT PLSSuper AMOLED
Screen size6.5" inches6.088" inches
Screen-to-body ratio~82.8% (screen-to-body ratio)~82.5% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)720x1560 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)270 PPI282 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 5
Display features60Hz60Hz
Mobile networksSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload300/150 Mbps450/50 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 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
LTE Cat9 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE
CallingSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
CameraSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawidef/2.21/4"1.12µm123º
2MP macrof/2.4
2MP depthf/2.4
(triple camera)
48 megapixels
8MP ultrawidef/2.21/4.0"1.12µm
2MP depthf/2.4
Main camera resolution8000x6000 pixels8000x6000 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.8 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/2" inches1/2" inches
Pixel size0.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
Front camera (secondary)13 megapixels32 megapixels
Front camera resolution4128x3096 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor size1/3.1" inches1/2.8" inches
Pixel size1.12µm pixel0.8µm pixel
MultimediaSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
RadioFMFM
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
ConnectivitySamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCNot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, BeiDou
Infrared portNot supportedSupported
Other functionsSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (under display)
Other features- Colors: Black, White, Blue, Red
- One UI 2.0
- WiFi direct, hotspot
- Colors: Gray, White, Blue
- Android One
- 2.5D glass screen
- WiFi direct, display, hotspot
Power supplySamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity5000 mAh4030 mAh
Charger, watts15W (9V/1.67A) Fast battery charging18W (9V/2A) Fast battery charging
Quick Charge 3
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation rateSamsung Galaxy A21s (SM-A217F)Xiaomi Mi A3 (64GB)
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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