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TCL 43" Q51K QLED 4K Google TV vs TCL Q6LR Series QLED Roku TV

Both are 43-inch 60Hz QLED 4K sets from TCL, so the picture hardware is close. The Q51K runs Google TV and adds Dolby Vision and Dolby Atmos, which the Q6LR lacks. The Q6LR runs Roku TV, adds an Ethernet port and a voice remote, and is the newer 2026 model. Buy the Q51K for the better HDR format support and Google TV; buy the Q6LR if you prefer Roku's simpler interface and a wired network connection.

  • Choose the TCL Q51K if you want Dolby Vision and Dolby Atmos support and prefer the Google TV interface.
  • Choose the TCL Q6LR if you prefer Roku TV, want a wired Ethernet port, and value the newer 2026 model year.

Prices

  • TCL 43" Q51K QLED 4K Google TV: $218.00 at Walmart (checked today)
  • TCL Q6LR Series QLED Roku TV: $227.99 at Abt Electronics (checked today)
  • Difference: the TCL 43" Q51K QLED 4K Google TV is $9.99 cheaper than the TCL Q6LR Series QLED Roku TV today
TCL
TCL 43" Q Series QLED 4K UHD HDR Smart Google TV - 43Q51K

TCL 43" Q51K QLED 4K Google TV

TCL 43" Q Series QLED 4K UHD HDR Smart Google TV - 43Q51K

4.4(15,402 ratings)
$218.00at WalmartChecked 2 h ago
See all prices and details
Visit Walmart

Store links may earn us a commission. Price via Klarna.

Pros
  • Dolby Vision and Dolby Atmos for better movie sound and contrast
  • Google TV aggregates streaming apps and supports Chromecast
  • Large, established owner base with a 4.4 average rating
  • AIPQ processor tunes each scene
Cons
  • No Ethernet port, Wi-Fi only
  • No VRR for gaming
  • Older 2025 model year
TCL
TCL 43" Class Q6LR Series QLED 4K UHD HDR Smart Roku TV (New 2026)

TCL Q6LR Series QLED Roku TV

TCL 43" Class Q6LR Series QLED 4K UHD HDR Smart Roku TV (New 2026)

4(48 ratings)
$227.99at Abt ElectronicsChecked 2 h ago
See all prices and details
Visit Abt Electronics

Store links may earn us a commission. Price via Klarna.

Pros
  • Roku TV interface is simple and fast to learn
  • Three HDMI ports and an Ethernet port
  • Voice remote included
  • Newer 2026 model
Cons
  • No Dolby Vision
  • No Dolby Atmos
  • No VRR support
  • Only 48 ratings so far, averaging 4.0

What separates them

TCL 43" Q51K QLED 4K Google TVTCL Q6LR Series QLED Roku TV
Smart platformGoogle TV with Google Assistant and Chromecast built inRoku TV with the Roku voice remote
HDR formatsHDR10, HDR10+, HLG plus Dolby VisionHDR10, HDR10+, HLG, no Dolby Vision
AudioDolby Atmos supportedDolby Digital and Dolby Digital Plus only
Wired networkingWi-Fi and Bluetooth onlyEthernet port plus Wi-Fi and Bluetooth
HDMI inputsNot specified in the listing3 HDMI ports
Motion handling60Hz panel with MEMC frame insertion60Hz panel with MEMC, no VRR
Model year20252026
Owner feedback4.4 out of 5 from over 15,000 ratings4.0 out of 5 from 48 ratings

Price history

$297.95$218.00
Nov 2Nov 11
  • TCL 43" Q51K QLED 4K Google TV: lowest $218.00 on Nov 7 at Walmart; $218.00 on Nov 11.
  • TCL Q6LR Series QLED Roku TV: lowest $227.99 on Nov 6 at Abt Electronics & Appliances; $227.99 on Nov 11.

Prices at every store

TCL 43" Q51K QLED 4K Google TV

  • WalmartNew

    In stock

    $218.00Free shippingChecked 2 h ago
    Visit Walmart

Also available at

  • WalmartCheck price at Walmart

Store links may earn us a commission. Price via Klarna.

Prices and history →

TCL Q6LR Series QLED Roku TV

  • Abt ElectronicsNew

    In stock

    $227.99Free shippingChecked 2 h ago
    Visit Abt Electronics
  • Abt Electronics & AppliancesNew

    In stock

    $227.99Free shippingChecked 2 h ago
    Visit Abt Electronics & Appliances
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $227.99Free shippingChecked 2 h ago
    Visit Amazon
  • Abt Electronics & AppliancesNew

    Availability unknown

    $227.99Checked Nov 6
    Visit Abt Electronics & Appliances

Also available at

  • WalmartCheck price at Walmart

Store links may earn us a commission. Some prices via Klarna.

All 9 stores and price history →

Specs compared

SpecTCL 43" Q51K QLED 4K Google TVTCL Q6LR Series QLED Roku TV
screen_size43 in43 in
colorBlackBlack
Resolution4K3840 x 2160
Refresh rate6060 Hz
Operating systemGoogle TVRoku OS
ConnectivityBluetooth, HDMI, USB, Wi-FiBluetooth, Wi-Fi, USB, HDMI, Ethernet, Optical …
Screen Resolution3840x2160 (4K Ultra HD)3840x2160 (4K Ultra HD)
Smart TVYestrue
Release Year20252026
HDRYesYes
DisplayQLEDQLED
Display technologyQLED—
Show all 40 specsShow fewer specs
SpecTCL 43" Q51K QLED 4K Google TVTCL Q6LR Series QLED Roku TV
Motion enhancementMEMC—
HDR formatsHDR10, HDR10+, HLG—
Bluetooth version5—
Dimensions3"D x 37.6"W x 21.8"H—
Response time1 millisecond—
HDR TypeHDR10+—
High Definition—Yes
HDTV Format—4K
Screen Form—Flat
Display Type

What reviewers say

TCL 43" Q51K QLED 4K Google TV

  • 4.4 / 515,402 ratings

With 4.4 out of 5 across more than 15,000 ratings, owners mostly see the Q51K as strong value for a small QLED set. Praise centers on picture and color for the price and easy Google TV setup; complaints tend to be about sound and brightness.

What people mention
  • Picture qualityPraisedOwners say color and clarity beat what they expected at this price.
  • ValuePraisedBuyers call it a lot of TV for the money in the 43-inch class.
  • SetupPraisedGoogle TV setup and sign-in are described as quick and simple.
  • SoundCriticisedReviewers find the built-in speakers thin and recommend a soundbar.

TCL Q6LR Series QLED Roku TV

  • 4 / 548 ratings

With 48 ratings averaging 4 out of 5, owners generally see the Q6LR as a lot of picture for the money. Praise centers on color, the Roku interface and easy setup; complaints tend to be about sound and motion during fast action.

What people mention
  • Picture colorPraisedOwners say QLED color looks vivid and saturated for a budget set.
  • Roku interfacePraisedReviewers find Roku TV easy to navigate and the voice remote handy.
  • SoundCriticisedThe 2-channel speakers are described as thin, with many owners adding a soundbar.
  • MotionMixed

Questions and answers

Which has the better picture?
They are close. Both use a 43-inch 60Hz QLED panel with a high-brightness direct LED backlight and MEMC. The Q51K adds Dolby Vision, which helps on Dolby Vision content from Netflix and other services.
Which is better for gaming?
Neither is a strong gaming set. Both are 60Hz with no VRR, and the Q6LR lists no VRR support. The Q51K's 1ms response time claim and Auto Game Mode on the Q6LR help input lag, but a 120Hz set is the better pick for serious console gaming.
Is Google TV or Roku TV better?
Google TV has deeper search across apps and Chromecast casting. Roku TV is simpler and less cluttered. Pick based on which interface you already know.
Which lasts longer?
Both are budget QLED sets with similar panels and no reported reliability gap. The Q51K has a much larger track record of owner ratings, which gives more confidence in how it holds up.
Is the Q6LR worth stepping up to over the Q51K?
Only if you want Roku TV, an Ethernet port, or the newer model year. The Q51K wins on HDR formats and audio, so most shoppers get more from it.
Do either support Dolby Vision?
The Q51K does. The Q6LR lists HDR10, HDR10+ and HLG only, with no Dolby Vision.

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Buying guides that pick them

  • Best cheap 43-inch TVs
—
QLED
Supported Streaming Services—Roku
HDMI Ports—3 HDMI ports
High Dynamic Range (HDR)—true
High Dynamic Range (HDR) Type—Open HDR / HDR10 / HDR10+ / HLG
Outdoor—false
Series—Q6LR
Remote Control Type—Voice Remote Control
Curved Panel—false
VRR Support—false
Speaker Channels—2
Supported Sound—Dolby Digital + / Dolby Digital / PCM
Built-In WiFi—true
Bluetooth—true
Number of HDMI Inputs—3
Number of USB Ports—1
Built-in-Tuner—true
NextGenTV Support—false
Wall-Mountable—true
Some notice blur in fast sports and action despite the Motion Rate 240 processing.