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Product comparison · 2 tvs

TCL A400 Pro 75A400PRO-UK TV vs United UN55UVZ1 TV 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black 280 cd/m²

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  • 45specifications compared
  • 28differ
  • 17identical
  • 86known for one product only

Key differences

The TCL A400 Pro 75A400PRO-UK TV has 120 cd/m² more display brightness than the United UN55UVZ1 TV 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black 280 cd/m² (400 cd/m² vs 280 cd/m²). The United UN55UVZ1 TV 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black 280 cd/m² has 31 cm more display diagonal (metric) than the TCL A400 Pro 75A400PRO-UK TV (139 cm vs 108 cm). The TCL A400 Pro 75A400PRO-UK TV has 4 W more RMS rated power than the United UN55UVZ1 TV 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black 280 cd/m² (20 W vs 16 W). Only the TCL A400 Pro 75A400PRO-UK TV has enhanced Audio Return Channel (eARC). Only the TCL A400 Pro 75A400PRO-UK TV has works with the Google Assistant.

  • Display diagonal
    • 190.5 cm (75")
    • 139.7 cm (55")
  • Display technology
    • QLED
    • LED
  • Display brightness
    • 400 cd/m²
    • 280 cd/m²
  • Display diagonal (metric)
    • 108 cm
    • 139 cm
  • Operating system installed
    • Google TV
    • VIDAA
  • RMS rated power
    • 20 W
    • 16 W
  • Enhanced Audio Return Channel (eARC)
    • Yes
    • No
  • Bluetooth version
    • 5.4
    • 5.1

Side by side

Differences highlightedShow differences only
131 specifications
A

TCL

A400 Pro 75A400PRO-UK TV

Model 75A400PRO-UK

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B

United

UN55UVZ1 TV 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black 280 cd/m²

Model UN55UVZ1

View product
Display4 differ
Display diagonalDiffers190.5 cm (75")139.7 cm (55")
Display technologyDiffersQLEDLED
Display brightnessDiffers400 cd/m²280 cd/m²
Response timeKnown for one9.5 ms
Contrast ratio (typical)Known for one5000:1
Display number of coloursKnown for one1.07 billion colours
Viewing angle, horizontalKnown for one178°
Viewing angle, verticalKnown for one178°
Display diagonal (metric)Differs108 cm139 cm
LED backlightKnown for oneYes
Supported graphics resolutionsKnown for one3840 x 2160
Supported video modesKnown for one2160p
Native refresh rateKnown for one144 Hz
Colour gamut standardKnown for oneDCI-P3
TV tuneridentical
Tuner typeKnown for oneAnalog & digital
Analog signal format systemKnown for oneSECAM, PAL
Digital signal format systemKnown for oneDVB-T, DVB-T2, DVB-S2, DVB-C
Supported TV bandsKnown for oneUHF, VHF, CATV
Smart TV1 differ
Operating system installedDiffersGoogle TVVIDAA
Operating system versionKnown for one9
Apple AirPlay 2 supportKnown for oneYes
Hybrid Broadcast Broadband TV (HbbTV)Known for oneYes
Hybrid Broadcast Broadband TV (HbbTV) versionKnown for one2.0.2
Built-in ChromecastKnown for oneNo
Video appsKnown for oneYouTube, Amazon Prime Video, NOW TV, Netflix, Disney+
Audio3 differ
RMS rated powerDiffers20 W16 W
Built-in subwooferKnown for oneNo
Audio decodersDiffersDTS:X, DTS Virtual:X, Dolby Atmos, Dolby Digital PlusDolby Audio
Enhanced Audio Return Channel (eARC)DiffersYesNo
Audio output channelsKnown for one2.0 channels
Network1 differ
Wi-Fi bandKnown for oneDual-band (2.4 GHz / 5 GHz)
Bluetooth versionDiffers5.45.1
Ethernet LANKnown for oneYes
Bluetooth profilesKnown for oneA2DP, AVRCP, HID, HOGP, GATT
Web browserKnown for oneYes
Wi-Fi standardsKnown for oneWi-Fi 5 (802.11ac)
MiracastKnown for oneYes
Design1 differ
Panel mounting interfaceDiffers400 x 400 mm300 x 300 mm
Rollable displayKnown for oneNo
Frameless designKnown for oneYes
Stand colourKnown for oneBlack
Introduction yearKnown for one2026
Performance1 differ
High Dynamic Range (HDR) technologyDiffersDolby Vision, Hybrid Log-Gamma (HLG), High Dynamic Range 10+ (HDR10 Plus), Dolby Vision IQHigh Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)
Teletext functionKnown for oneYes
Audio formats supportedKnown for oneMP3, AAC
Image formats supportedKnown for oneJPEG, PNG, BMP
Video formats supportedKnown for oneMPEG2, MPEG4, H.264, HEVC/H.265, MPEG1
Noise reductionKnown for oneYes
Processor coresKnown for one4
Parental controlKnown for oneYes
USB cloningKnown for oneYes
USB recordingKnown for oneNo
DVD playerKnown for oneNo
AMD FreeSyncKnown for oneYes
AMD FreeSync typeKnown for oneFreeSync Premium Pro
Game featuresKnown for oneVariable Refresh Rate (VRR), Game Master
Ports & interfaces1 differ
HDMI ports quantityKnown for one3
HDMI versionDiffers2.12.0
USB 2.0 ports quantityKnown for one2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityKnown for one0
Audio (L/R) outKnown for one1
Digital audio optical outKnown for one1
Headphone outputsKnown for one1
RF ports quantityKnown for one1
Common interface (CI)Known for oneYes
Common interface Plus (CI+)Known for oneYes
AV inputKnown for oneYes
Management features1 differ
On Screen Display (OSD)Known for oneYes
On Screen Display (OSD) languagesKnown for oneEnglish, French, German, Italian, Spanish, Portuguese
Picture-in-PictureKnown for oneNo
Hotel modeKnown for oneYes
Basic hotel modeKnown for oneYes
Sleep timerKnown for oneYes
Works with Amazon AlexaKnown for oneNo
Works with Samsung BixbyKnown for oneNo
Works with the Google AssistantDiffersYesNo
Works with Apple SiriKnown for oneNo
Voice controlKnown for oneNo
Power3 differ
Power consumption (typical)Known for one120 W
Energy efficiency class (SDR)DiffersDG
Energy consumption (SDR) per 1000 hoursDiffers85 kWh78 kWh
Energy consumption (HDR) per 1000 hoursDiffers180 kWh79 kWh
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50/60 Hz
Technical detailsidentical
BatteriesKnown for oneAAA 1,5 V
NICAM/A2Known for oneYes
ProcessorKnown for oneCA53
Weight & dimensions8 differ
Width (with stand)Differs1674 mm1226 mm
Depth (with stand)Differs350 mm257 mm
Height (with stand)Differs1015 mm756 mm
Weight (with stand)Differs25.6 kg9 kg
Width (without stand)Differs1674 mm1226 mm
Depth (without stand)Differs39.9 mm73 mm
Height (without stand)Differs959 mm713 mm
Weight (without stand)Differs25 kg9 kg
Stand widthKnown for one86.3 cm
Stand depthKnown for one35 cm
Packaging data4 differ
Screw threadKnown for oneM6
Package widthDiffers1125 mm1338 mm
Package depthDiffers1850 mm122 mm
Package heightDiffers154 mm824 mm
Package weightDiffers34.8 kg12.6 kg
Packaging contentidentical
Desktop standKnown for oneYes
Remote control includedKnown for oneYes
Soundbar includedKnown for oneNo
Other featuresidentical
Batteries includedKnown for oneYes
Number of batteries supportedKnown for one2
Digital Living Network Alliance (DLNA) certifiedKnown for oneNo
Headphone connectivityKnown for one3.5 mm
Logical Channel Number (LCN)Known for oneYes
LNB supportKnown for oneYes
Warranty periodKnown for one2 year(s)

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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