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Xiaomi Poco F3 (128GB) vs Samsung Galaxy A21s (SM-A217M/DS)

Side by side comparison between Xiaomi Poco F3 vs Samsung Galaxy A21s phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy A21s X Xiaomi Poco F3 (128GB) 26Points
6.67"
AMOLED

1080x2400

48
MP

20mp

6GB
RAM

Octa-core

4520
mAh

(Non removable)

vs
06Points Samsung Galaxy A21s (SM-A217M/DS) Compare Xiaomi Poco F3 X
6.5"
PLS

720x1600

48
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Poco F3 (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!

Poco F3 (128GB)} 26 Advantages Xiaomi Poco F3 (128GB) vs Galaxy A21s (SM-A217M/DS)} 6 Advantages Samsung Galaxy A21s (SM-A217M/DS)
+3.2GHz 64bit Octa-core (7nm)54%
More powerful processor, you can open your applications faster
vs2GHz 64bit Octa-core (8nm)
+6GB LPDDR550%
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+128GB (107GB available)123%
More internal storage for applications and files
vs64GB (48GB available)
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 5.1
+7.8 millimeters (0.31 inches)14%
Thinner
vs8.9 millimeters (0.35 inches)
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+AMOLEDAdvantage
AMOLED display is brighter and more vivid
vsTFT PLS
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1080x2400 pixels125%
Higher resolution screen
vs720x1600 pixels
+395 PPI46%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs270 PPI
+6.67"3%
Larger screen
vs6.5"
+(triple camera) 48MP + 8MP + 5MP2%
Higher resolution main camera
vs(quad camera) 48MP + 8MP + 2MP + 2MP
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+f/1.8 (aperture)11%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.0 (aperture)
+(front) 20MP56%
Higher resolution secondary camera to take pictures and selfies
vs(front) 13MP
+2K UHD (3840x2130)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G LTE-A
+(5G SA/NSA) 2000 Mbps6 times
Faster for surfing the internet and download files
vs(4G LTE-A) 300 Mbps
+Ambient light sensorAdvantage
Sensors help you use the device
vsVirtual ambient light sensor
+33W120%
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.
vs15W
+Stereo sound with dual speakersAdvantage
Better sound quality for listening to music or clearer hands-free calls
vsMono sound (not stereo)
+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
vs802.11 a/b/g/n/ac [wifi5]
+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
vs5.0 + A2DP/LE
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
Not supportedvs+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
196 grams (6.86 ounces)vs+192 grams (6.72 ounces)2%
Lighter
Android 11vs+Android 12Advantage
Android 12 is newer and safer
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
4520 mAhvs+5000 mAh11%
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 adaptervs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores

25 Common items in both devices
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
EIS: Digital stabilization
HDR photo on both cameras
1/2" inches
+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 Clear highlight

📱 Model features

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
ModelPoco F3 (128GB)Galaxy A21s (SM-A217M/DS)
Other model namesPOCO F3 5G (128GB + 6GB RAM) M2012K11AGGalaxy A21s SM-A217M/Dual-Sim (64GB + 4GB RAM)
Country or region available(Global, International)
(Global, International)
(Latin America)BrazilChileColombia
(Latin America), Brazil, Chile, Colombia
BrandXiaomiSamsung
Release date3/27/2021, Announced: 3/22/20216/2/2020, Announced: 5/15/2020
Depth7.8 millimeters (0.31 inches)8.9 millimeters (0.35 inches)
Size (width x height)76.4 x 163.7 millimeters (3.01 x 6.44 in)75.3 x 163.7 millimeters (2.96 x 6.44 in)
Weight196 grams (6.86 ounces)192 grams (6.72 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
Display typeAMOLEDTFT PLS
Screen size6.67" inches6.5" inches
Screen-to-body ratio~85.9% (screen-to-body ratio)~82.8% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)395 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Not supported
Refresh rate120Hz60Hz
Display features1300nits[peak]
HDR10+
Not supported

🤖 Operating System

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
System versionAndroid 11Android 10
Firmware updatefeature not registeredAndroid 12
User InterfaceMIUI 12One UI 2.0 / 3.1 / 4.1

⚙️ Processor

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
Chipset64bit: Qualcomm Snapdragon 870 (SM8250-AC) (7nm)64bit: Samsung Exynos 850 (8nm)
CPUOcta-core, 3 processors:
1x 3.2GHz Kryo 585 (Single-core)
3x 2.42GHz Kryo 585 (Triple-core)
4x 1.8GHz Kryo 585 (Quad-core)
Octa-core, 1 processor:
8x 2GHz ARM Cortex-A55 (Octa-core)
GPU graphical controllerQualcomm Adreno 650 (670MHz)ARM Mali-G52 MP1
Performance (benchmark)AnTuTu: 631850 (v8), 568380 (v9)AnTuTu: 124232 (v8)

💽 Memory and storage

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
RAM memory6GB LPDDR54GB LPDDR4X
Internal storage128GB (107GB available)
UFS 3.1
64GB (48GB available)
eMMC 5.1
External storageNot supportedUntil 512GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload2000/1024 Mbps300/150 Mbps
Network technology2G, 3G, 4G, 5G2G, 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 Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
Primary 5G networkSA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 41, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Secondary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat7/13 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 66)
TD-LTE (38, 40, 41)
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
Back camera (main camera)(triple camera)
48 megapixels
8MP ultrawide f/2.2119°
5MP macro f/2.450mm1/5.0"1.12µmAF
(quad camera)
48 megapixels
8MP ultrawide f/2.21/4"1.12µm123°
2MP macro f/2.4
2MP depth f/2.4
Main camera resolution8000x6000 pixels8000x6000 pixels
Video recording (primary)2K UHD (3840x2130) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/2.0 (aperture)
Focal length26mm (lens)26mm (lens)
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 sensorSupportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extras1080p@960fps
720p@120fps
feature not registered

📸 Front camera

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
Front camera (secondary)20 megapixels13 megapixels
Front camera resolution5184x3840 pixels4128x3096 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.5 (aperture)f/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/3.4" inches1/3.1" inches
Pixel size0.8µm pixel1.12µm pixel

🔉 Sound and multimedia

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
LoudspeakerStereo sound with dual speakers
24-bit/192kHz
Mono sound (not stereo)
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

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C reversible connector
Audio outputType-C jack with 3.5mm jack adapter3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.1 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax [wifi6] (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, BeiDou, QZSS, NavICA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedNot supported
Infrared portSupportedNot supported

🧭 Sensors

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Virtual proximity sensor
Accelerometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Virtual ambient light sensor
Vibrating alertSupportedSupported

🔋 Battery

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity4520 mAh5000 mAh
Charger, watts33W Wired fast charging
Quick Charge 3+
USB Power Delivery 3.0
15W (9V/1.67A) Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
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: Night black, Arctic white, Deep ocean blue• Colors: Black, White, Blue, Red

☢️ Radiation rate

Xiaomi Poco F3 (128GB)Galaxy A21s (SM-A217M/DS)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.54W/kg (head), 1.14W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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