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OnePlus 3T (128GB) vs TCL 20 5G (T781K)

Side by side comparison between OnePlus 3T vs TCL 20 5G phones, differences, pros, cons with full specifications. What's the better?

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Compare TCL 20 5G XOnePlus 3T (128GB)08Points
OnePlus 3T (128GB)
5.5"
AMOLED

1080x1920

16
MP

16mp

6GB
RAM

64bit Quad

3400
mAh

(Non removable)

vs
TCL 20 5G (T781K)
6.67"
IPS

1080x2400

48
MP

8mp

6GB
RAM

64bit Octa

4500
mAh

(Non removable)

What's the better phone? TCL 20 5G (T781K)

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!

3T (128GB)8 Advantages OnePlus 3T (128GB)vs20 5G (T781K)15 Advantages TCL 20 5G (T781K)
+158 grams (5.53 ounces)30%
Lighter
vs206 grams (7.21 ounces)
+7.35 millimeters (0.29 inches)24%
Thinner
vs9.1 millimeters (0.36 inches)
+Optic AMOLEDAdvantage
Optic AMOLED display is brighter and more vivid
vsTFT IPS LCD
+401 PPI2%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs395 PPI
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+(front) 16MP99%
Higher resolution secondary camera to take pictures and selfies
vs(front) 8MP
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+Gorilla Glass 4Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
2.35Ghz 64bit Quad-Corevs+2Ghz 64bit Octa-Core27%
More powerful processor, you can open your applications faster
128GB (114GB available)vs+256GB (230GB available)102%
More internal storage for applications and files
Not supportedvs+Until 1TB microSD, microSDXCAdvantage
More external storage for files using memory cards
1080x1920 pixelsvs+1080x2400 pixels25%
Higher resolution screen
5.5"vs+6.67"21%
Larger screen
(back) 16MPvs+(triple camera) 48MP + 8MP + 2MP3 times
Higher resolution main camera
1/2.8" inchesvs+1/2" inches40%
The larger sensor camera lets you take photos with better depth.
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.
Android 6.0.1 Marshmallowvs+Android 10Advantage
Android 10 is newer and safer
4G+ LTE-Avs+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
(4G+ LTE-A) 300 Mbpsvs+(5G SA/NSA) 2000 Mbps6 times
Faster for surfing the internet and download files
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
3400 mAhvs+4500 mAh32%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
4.2 + A2DPvs+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster

28 Common items in both devices
6GB LPDDR4 / 6GB LPDDR4X
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
HDR photo/video on both cameras / HDR photo on both cameras
4K UHD (3840x2160)
+21 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 featuresOnePlus 3T (128GB)TCL 20 5G (T781K)
Model3T (128GB)20 5G (T781K)
Other model namesOnePlus Three, OnePlus 3T Dual-SimTCL 20 5G T781K (256GB)
Country or region available(Global, International)CanadaChinaUSA(Europe)Hong Kong
(Global, International), Canada, China, USA, (Europe), Hong Kong
(Global, International)
(Global, International)
BrandOnePlusTCL
Release dateNovember, 2016November, 2020
Depth7.35 millimeters (0.29 inches)9.1 millimeters (0.36 inches)
Size (width x height)74.7 x 152.7 millimeters (2.94 x 6.01 in)76.8 x 166.2 millimeters (3.02 x 6.54 in)
Weight158 grams (5.53 ounces)206 grams (7.21 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)OnePlus 3T (128GB)TCL 20 5G (T781K)
Operating systemAndroid 6.0.1 MarshmallowAndroid 10
Firmware updatefeature not registeredfeature not registered
HardwareOnePlus 3T (128GB)TCL 20 5G (T781K)
Chipset64bit - Qualcomm Snapdragon 821 MSM8996 (14nm)64bit - Qualcomm Snapdragon 690 SM6350 (8nm)
CPU processorQuad-Core, 2 processors:
2.35Ghz Dual-Core Kryo
1.6Ghz Dual-Core Kryo
Octa-Core, 2 processors:
2Ghz Dual-Core Kryo 560 Gold
1.7Ghz Hexa-Core Kryo 560 Silver
GPU graphical controllerQualcomm Adreno 530Qualcomm Adreno 619L 950Mhz
RAM memory6GB LPDDR46GB LPDDR4X
Internal storage128GB (114GB available)256GB (230GB available)
UFS 2.1
External storageNot supportedUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
DisplayOnePlus 3T (128GB)TCL 20 5G (T781K)
Display typeOptic AMOLEDTFT IPS LCD
Screen size5.5" inches6.67" inches
Screen-to-body ratio~73.1% (screen-to-body ratio)~84.2% (screen-to-body ratio)
Display resolution1080x1920 pixels1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)401 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 4Not supported
Display featuresfeature not registered60Hz, 450 nits, HDR10
Mobile networksOnePlus 3T (128GB)TCL 20 5G (T781K)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload300/50 Mbps2000/1024 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
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 networkNorth America model:
CDMA2000 EV-DO
UMTS 850/900/1700/1900/2100

Europe/Asia model:
UMTS 850/900/1900/2100

China model:
CDMA2000 EV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
UMTS 850/900/1900/2100
Primary 4G networkLTE Cat6

North America model:
LTE (Bands 1,2,4,5,7,8,12,17,30)

Europe/Asia model:
LTE (Bands 1,3,5,7,8,20)
TD-LTE (Bands 38,40)

China model:
LTE (Bands 1,3,5,7,8)
TD-LTE (Bands 38,39,40,41)
LTE Cat18 (1, 3, 5, 7, 8, 20, 26, 28, 32)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedSA/NSA (1, 3, 5, 28, 41, 78)
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSA
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingOnePlus 3T (128GB)TCL 20 5G (T781K)
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, Voice commands
CameraOnePlus 3T (128GB)TCL 20 5G (T781K)
Back camera (main camera)16 megapixels(triple camera)
48 megapixels
8MP ultrawidef/2.216mm118º1/4"1.12µm
2MP macrof/2.483°1/5"1.75μm
Main camera resolution4608x3456 pixels8000x6000 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.8 (aperture)
Focal lengthfeature not registered26mm lens
Sensor size1/2.8" inches1/2" inches
Pixel size1.12µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
2ª cameraOnePlus 3T (128GB)TCL 20 5G (T781K)
Front camera (secondary)16 megapixels8 megapixels
Front camera resolution4608x3456 pixels3264x2448 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.0 (aperture)
Focal lengthfeature not registered27mm lens
Sensor sizefeature not registered1/4" inches
Pixel size1µm pixel1.12µm pixel
MultimediaOnePlus 3T (128GB)TCL 20 5G (T781K)
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, DivX, XviD, MKV, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivityOnePlus 3T (128GB)TCL 20 5G (T781K)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedUSB Type-C (reversible)
Audio output3.5mm jack3.5mm jack
Bluetooth4.2 + A2DP5.1 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNASupportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsOnePlus 3T (128GB)TCL 20 5G (T781K)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Fingerprint sensor
Gesture
Hall effect
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (side-mounted)
Other features- Colors: Gunmetal
- USB OTG On-The-Go
- Aluminum body
- OxygenOS 3.5
- LED notification (RGB)
- Rear camera: Sony IMX298 sensor
- Front camera: Samsung 3P8SP sensor
- Slow motion 720p@120fps
- Dash charge
- Fast battery charging: 60% in 30min
- Dirac HD Sound
- Miracast
- WiFi dual-band
- WiFi direct, hotspot
- 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 supplyOnePlus 3T (128GB)TCL 20 5G (T781K)
BatteryLiPo: Li-Ion polymer (Non removable)
5V 4A
LiPo: Li-Ion polymer (Non removable)
Battery capacity3400 mAh4500 mAh
Charger, watts Standard charging18W Fast battery charging
Reverse charging USB between devices
Quick Charge 4+
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation rateOnePlus 3T (128GB)TCL 20 5G (T781K)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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