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TCL 20 5G (T781K) All specs

Full specifications phone: TCL 20 5G (T781K) specs, detailed technical information, features, price and review. All about this phone.

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TCL 20 5G

The TCL 20 5G (T781K) is a good Android phone with 2Ghz Octa-Core processor that allows run games and heavy applications.

An advantage of the TCL 20 5G (T781K) is the possibility of using two mobile carriers, a Dual-SIM device with two SIM card slots.

Great connectivity of this device includes Bluetooth 5.1 + A2DP/LE, WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO and NFC to make mobile payments or connection to other devices.

Including the battery, the TCL 20 5G (T781K) phone has 206 grams and it's a very thin device, only 9.1mm.

6.4/10
Physical featuresTCL 20 5G
Model
Other model namesTCL 20 5G T781K (256GB)
Country or region available(Global, International)
(Global, International)
BrandTCL
Release dateNovember, 2020
Depth9.1 millimeters (0.36 inches)
Size (width x height)76.8 x 166.2 millimeters (3.02 x 6.54 in)
Weight206 grams (7.21 ounces)
Qwerty physical keyboardNot supported
AntennaInternal antenna
Build, materialsPlastic body, glass front
Protection against water and othersNot supported
System (OS)TCL 20 5G
Operating systemAndroid 10
Firmware updatefeature not registered
HardwareTCL 20 5G
Chipset64bit - Qualcomm Snapdragon 690 SM6350 (8nm)
CPU processorOcta-Core, 2 processors:
2Ghz Dual-Core Kryo 560 Gold
1.7Ghz Hexa-Core Kryo 560 Silver
GPU graphical controllerQualcomm Adreno 619L 950Mhz
RAM memory6GB LPDDR4X
Internal storage256GB (230GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
DisplayTCL 20 5G
Display typeTFT IPS LCD
Screen size6.67" inches
Screen-to-body ratio~84.2% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch
Pixel density (dot pitch)395 PPI
Colors16 million
Scratch-resistant glassNot supported
Display features60Hz, 450 nits, HDR10
Mobile networksTCL 20 5G
Dual-SIMDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
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 Cat18 (1, 3, 5, 7, 8, 20, 26, 28, 32)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkSA/NSA (1, 3, 5, 28, 41, 78)
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 networkNot supported
Secondary 4G networkNot supported
Secondary data networkGPRS, EDGE
CallingTCL 20 5G
MessagingSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupported
Video callingSupported
Call controlVoice dialing, Voice recorder, Voice commands
CameraTCL 20 5G
Back camera (main camera)(triple camera)
48 megapixels
8MP ultrawidef/2.216mm118º1/4"1.12µm
2MP macrof/2.483°1/5"1.75μm
Main camera resolution8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps
FlashLED flash
Focal aperturef/1.8 (aperture)
Focal length26mm lens
Sensor size1/2" inches
Pixel size0.8µm pixel
AutofocusPDAF: phase detection autofocus
Touch focusSupported
Image stabilizationEIS: Digital stabilization
ZoomOnly digital zoom
Face/smile detectionFace detection, Smile detection
BSI sensorNot supported
HDRHDR photo on both cameras
2ª cameraTCL 20 5G
Front camera (secondary)8 megapixels
Front camera resolution3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)
Front flashNot supported
Focal aperturef/2.0 (aperture)
Focal length27mm lens
Sensor size1/4" inches
Pixel size1.12µm pixel
MultimediaTCL 20 5G
RadioFM
TVNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLAC
ConnectivityTCL 20 5G
USBUSB 2.0 Type-C, USB OTG On-The-Go
TV outputUSB Type-C (reversible)
Audio output3.5mm jack
Bluetooth5.1 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supported
NFCSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supported
Other functionsTCL 20 5G
Active noise cancellationSupported
Vibrating alertSupported
RingtonesPolyphonic and customized
Web browserHTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (side-mounted)
Other features- Colors: Mist Gray, Placid Blue
- TCL UI
- 2.5D screen
- NXTVISION
- Screen protector included
- TPU case included
- Hi-Res audio
- 24-bit/192kHz audio
- WiFi direct, hotspot
Power supplyTCL 20 5G
BatteryLiPo: Li-Ion polymer (Non removable)
Battery capacity4500 mAh
Charger, watts18W Fast battery charging
Reverse charging USB between devices
Quick Charge 4+
Talk time autonomyfeature not registered
Standbyfeature not registered
Radiation rateTCL 20 5G
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered
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