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Samsung W21 5G All specs

Full specifications phone: Samsung W21 5G specs, detailed technical information, features, price and review. All about this phone.

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Samsung W21 5G

The Samsung W21 5G is a good Android phone with 3.09Ghz Octa-Core processor that allows run games and heavy applications.

An advantage of the Samsung W21 5G is the possibility of using two mobile carriers, a Dual-SIM device with two SIM card slots.

Great connectivity of this device includes Bluetooth 5.0 + A2DP/LE, WiFi 802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO and NFC to make mobile payments or connection to other devices.

Including the battery, the Samsung W21 5G phone has 282 grams and it's a very thin device, only 6.9mm.

8.9/10
Physical featuresSamsung W21 5G
ModelW21 5G
Other model names三星W21 5G SM-W2021 (China Telecom edition)
Country or region availableChina
China
BrandSamsung
Release dateNovember, 2020
Depth6.9 millimeters (0.27 inches)
Size (width x height)128.2 x 159.2 millimeters (5.05 x 6.27 in)
Weight282 grams (9.87 ounces)
Qwerty physical keyboardNot supported
AntennaInternal antenna
Build, materialsAluminum frame, flexible plastic screen, glass back
Protection against water and othersNot supported
System (OS)Samsung W21 5G
Operating systemAndroid 10
Firmware updateAndroid 11
HardwareSamsung W21 5G
Chipset64bit - Qualcomm Snapdragon 865+ SM8250 (7nm)
CPU processorOcta-Core, 3 processors:
3.09Ghz Single-Core Kryo 585
2.42Ghz 3-Cores Kryo 585
1.8Ghz Quad-Core Kryo 585
GPU graphical controllerQualcomm Adreno 650
RAM memory12GB LPDDR5
Internal storage512GB (455GB available)
UFS 3.1
External storageNot supported
DisplaySamsung W21 5G
Display typeFlexible Super AMOLED
Screen size7.6" inches
Screen-to-body ratio~1.8% (screen-to-body ratio)
Display resolution17x1768 pixels (2208)
TouchscreenCapacitive Multitouch
Pixel density (dot pitch)233 PPI
Colors16 million
Scratch-resistant glassGorilla Glass Victus
Display features120Hz, HDR10+
Mobile networksSamsung W21 5G
Dual-SIMDual-SIM Standby - Call active on one sim card
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload2000/1024 Mbps
Network technology2G, 3G, 4G, 5G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100
Primary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28)
TD-LTE (34, 38, 39, 40, 41)
VoLTE
Primary 5G networkSub6 (1, 28, 41, 78, 79)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA
Secondary 2G networkGSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1900/2100
Secondary 4G networkNot supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
CallingSamsung W21 5G
MessagingSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupported
Video callingSupported
Call controlVoice dialing, Voice recorder, Voice commands
CameraSamsung W21 5G
Back camera (main camera)(triple camera)
12.2 megapixels
12MP telephotof/2.452mm1/3.6"1.0µmPDAFOIS2x-optical-zoom
12MP ultrawidef/2.2123º12mm1.12µm
Main camera resolution4032x3024 pixels
Video recording (primary)4K UHD (3840x2160) 60 fps
FlashLED flash
Focal aperturef/1.8 (aperture)
Focal length26mm lens
Sensor size1/1.76" inches
Pixel size1.8µm pixel
AutofocusPDAF: phase detection autofocus
Touch focusSupported
Image stabilizationOIS: Optical stabilization
ZoomDigital and optical zoom
Face/smile detectionFace detection, Smile detection
BSI sensorSupported
HDRHDR photo/video on both cameras
2ª cameraSamsung W21 5G
Front camera (secondary)10 megapixels
Front camera resolution3872x2592 pixels
Video recording (secondary)4K UHD (3840x2160)
Front flashNot supported
Focal aperturef/2.2 (aperture)
Focal length26mm lens
Sensor size1/3" inches
Pixel size1.22µm pixel
MultimediaSamsung W21 5G
RadioNot supported
TVNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLAC
ConnectivitySamsung W21 5G
USBUSB 3.2 Type-C, USB OTG On-The-Go
TV outputUSB Type-C (reversible)
Audio outputType-C reversible connector
Bluetooth5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO
DLNASupported
NFCSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supported
Other functionsSamsung W21 5G
Active noise cancellationSupported
Vibrating alertSupported
RingtonesPolyphonic and customized
Web browserHTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Barometer
Hall effect
Face unlock
Fingerprint sensor (side-mounted)
Other features- Colors: Gold
- One UI 3.1
- 32-bit/384kHz audio
- Som Dolby Atmos/AKG
- Bixby
- Samsung Wireless DeX
- Samsung Pay (MST, NFC)
- WiFi direct, hotspot
- Cover camera: 10MP (f/2.2)
- Cover 6.23" display: S-AMOLED, Corning Gorilla Glass Victus, (816x2260px)
Power supplySamsung W21 5G
BatteryLiPo: Li-Ion polymer (Non removable)
Battery capacity4500 mAh
Charger, watts25W Fast battery charging
Reverse charging USB between devices
11W WPC/Qi Wireless charging
4.5W Reverse wireless charging between devices
USB Power Delivery 3.0
Talk time autonomy1860 minutes | 31 hours | 1.3 days
Standbyfeature not registered
Radiation rateSamsung W21 5G
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered
SAR 2W/kg (Europe, UK, etc.)0.859W/kg (head) | 1.453W/kg (body)
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