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Samsung Galaxy A21s (SM-A217M) vs Xiaomi Poco M3 (128GB)

Side by side comparison between Samsung Galaxy A21s vs Xiaomi Poco M3 phones, differences, pros, cons and full specifications. What's the better?

,
Compare Xiaomi Poco M3 X Samsung Galaxy A21s (SM-A217M) 07Points
6.5"
PLS

720x1600

48
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
16Points Xiaomi Poco M3 (128GB) Compare Samsung Galaxy A21s X
6.53"
IPS

1080x2340

48
MP

8mp

4GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? Xiaomi Poco M3 (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!

Galaxy A21s (SM-A217M)} 7 Advantages Samsung Galaxy A21s (SM-A217M) vs Poco M3 (128GB)} 16 Advantages Xiaomi Poco M3 (128GB)
+2GHz 64bit Octa-core (8nm)2%
More powerful processor, you can open your applications faster
vs2GHz 64bit Octa-core (11nm)
+192 grams (6.72 ounces)3%
Lighter
vs198 grams (6.93 ounces)
+8.9 millimeters (0.35 inches)8%
Thinner
vs9.6 millimeters (0.38 inches)
+(quad camera) 48MP + 8MP + 2MP + 2MP15%
Higher resolution main camera
vs(triple camera) 48MP + 2MP + 2MP
+(front) 13MP60%
Higher resolution secondary camera to take pictures and selfies
vs(front) 8MP
+Android 12Advantage
Android 12 is newer and safer
vsAndroid 11
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
64GB (48GB available)vs+128GB (106GB available)121%
More internal storage for applications and files
eMMC 5.1vs+UFS 2.2Advantage
Fastest write and read storage.
TFT PLSvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
720x1600 pixelsvs+1080x2340 pixels119%
Higher resolution screen
270 PPIvs+395 PPI46%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.5"vs+6.53"1%
Larger screen
Not supportedvs+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
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.
(4G LTE-A) 300 Mbpsvs+(4G LTE-A) 400 Mbps33%
Faster for surfing the internet and download files
Virtual ambient light sensorvs+Ambient light sensorAdvantage
Sensors help you use the device
5000 mAhvs+6000 mAh20%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
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)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
Mono sound (not stereo)vs+Stereo sound with dual speakersAdvantage
Better sound quality for listening to music or clearer hands-free calls
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys
Not supportedvs+IP53 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

33 Common items in both devices
4GB LPDDR4X
Until 512GB microSD, microSDXC
Plastic body, glass front
60Hz
16 million
LED flash
Only digital zoom
+26 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 Clear highlight

📱 Model features

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
ModelGalaxy A21s (SM-A217M)Poco M3 (128GB)
Other model namesGalaxy A21s SM-A217M Single-Sim (64GB + 4GB RAM)POCO M3 (M2010J19CG, M2010J19CI)
Country or region available(Latin America)Mexico
(Latin America), Mexico
(Global, International)
(Global, International)
BrandSamsungXiaomi
Release date6/2/2020, Announced: 5/15/202011/27/2020, Announced: 11/24/2020
Depth8.9 millimeters (0.35 inches)9.6 millimeters (0.38 inches)
Size (width x height)75.3 x 163.7 millimeters (2.96 x 6.44 in)77.3 x 162.3 millimeters (3.04 x 6.39 in)
Weight192 grams (6.72 ounces)198 grams (6.93 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedIP53 certified: protection against dust and splashing

📲 Display

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
Display typeTFT PLSTFT IPS LCD
Screen size6.5" inches6.53" inches
Screen-to-body ratio~82.8% (screen-to-body ratio)~83.4% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)270 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Refresh rate60Hz60Hz
Display featuresNot supported400nits[typ]

🤖 Operating System

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
System versionAndroid 10Android 10
Firmware updateAndroid 12Android 11
User InterfaceOne UI 2.0 / 3.1 / 4.1MIUI 12.5

⚙️ Processor

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
Chipset64bit: Samsung Exynos 850 (8nm)64bit: Qualcomm Snapdragon 662 (SM6115) (11nm)
CPUOcta-core, 1 processor:
8x 2GHz ARM Cortex-A55 (Octa-core)
Octa-core, 2 processors:
4x 2GHz Kryo 260 Gold (Quad-core)
4x 1.8GHz Kryo 260 Silver (Quad-core)
GPU graphical controllerARM Mali-G52 MP1Qualcomm Adreno 610 (950MHz)
Performance (benchmark)AnTuTu: 124232 (v8)AnTuTu: 177904 (v8)
Geekbench: 1398 (v5.1)
GFXBench: 5.9fps (ES 3.1 onscreen)

💽 Memory and storage

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
RAM memory4GB LPDDR4X4GB LPDDR4X
Internal storage64GB (48GB available)
eMMC 5.1
128GB (106GB available)
UFS 2.2
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload300/150 Mbps400/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse 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 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
LTE Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
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 supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawide f/2.21/4"1.12µm123°
2MP macro f/2.4
2MP depth f/2.4
(triple camera)
48 megapixels
2MP macro f/2.41.75μm
2MP depth f/2.41.75μm
Main camera resolution8000x6000 pixels8000x6000 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.8 (aperture)
Focal length26mm (lens)feature 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 supportedSupported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
Front camera (secondary)13 megapixels8 megapixels
Front camera resolution4128x3096 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.1 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/3.1" inches1/4" inches
Pixel size1.12µm pixel1.12µm pixel

🔉 Sound and multimedia

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
LoudspeakerMono sound (not stereo)Stereo sound with dual speakers
24-bit/192kHz
Active noise cancellation2 microphones or more2 microphones or more
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

🔌 Connectivity

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 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
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedNot supported
Infrared portNot supportedSupported

🧭 Sensors

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
SensorsAccelerometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Virtual ambient light sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh6000 mAh
Charger, watts15W (9V/1.67A) Wired fast charging18W Wired fast charging
Reverse charging by cable
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
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: Power Black, Cool Blue, Poco Yellow
• Silicone Case included

☢️ Radiation rate

Galaxy A21s (SM-A217M)Xiaomi Poco M3 (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.54W/kg (head), 1.14W/kg (body)1.09W/kg (head), 1W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered0.6W/kg (head), 0.81W/kg (body)
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