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TCL Q51K QLED 4K Google TV (55") vs TCL 55" QM7L Series Mini LED Google TV

The QM7L is the better TV. Mini LED with up to 2,100 dimming zones and 3,000 nits beats the Q51K's direct LED edge-lit panel on contrast, black level and HDR punch, and its 144Hz panel is far better for gaming than the Q51K's 60Hz. The Q51K is a solid budget QLED with Google TV, four HDMI ports and Dolby Vision, and its 4.4 rating from over 14,000 owners shows it holds up. Buy the QM7L unless the Q51K's lower cost is the deciding factor.

  • Choose the TCL Q51K if you want a dependable 55-inch QLED for everyday streaming and the budget matters more than peak brightness or gaming refresh rate.
  • Choose the TCL QM7L if you watch HDR movies, sport or play console games and want deep blacks, high brightness and 144Hz motion.

Prices

  • TCL Q51K QLED 4K Google TV (55"): $268.00 at Walmart (checked today)
  • TCL 55" QM7L Series Mini LED Google TV: $697.99 at Best Buy (checked today)
  • Difference: the TCL Q51K QLED 4K Google TV (55") is $429.99 cheaper than the TCL 55" QM7L Series Mini LED Google TV today
TCL
TCL 55" Q Series QLED 4K UHD HDR Smart Google TV

TCL Q51K QLED 4K Google TV (55")

TCL 55" Q Series QLED 4K UHD HDR Smart Google TV

4.4(14,489 ratings)
$268.00at WalmartChecked 1 h ago
See all prices and details
Visit Walmart
Pros
  • Google TV with Google Assistant voice remote
  • Four HDMI ports and USB 3.0
  • Dolby Vision, HDR10+ and HLG support
  • Large, well-established owner base with a 4.4 rating
  • Simple setup for streaming apps
Cons
  • 60Hz panel limits fast gaming
  • No local dimming, so blacks look gray in dark scenes
  • Lower brightness than Mini LED sets
  • Wi-Fi 5 only
TCL
TCL 55” QM7L Series SQD-Mini LED QLED Smart Google TV

TCL 55" QM7L Series Mini LED Google TV

TCL 55” QM7L Series SQD-Mini LED QLED Smart Google TV

4.3(75 ratings)
$697.99at Best BuyChecked 1 h ago
See all prices and details
Visit Best Buy

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

Pros
  • Mini LED with up to 2,100+ dimming zones for deep blacks
  • Up to 3,000 nits for strong HDR highlights
  • 144Hz native refresh suits console and PC gaming
  • Bang & Olufsen audio with FlexConnect expansion
  • Anti-reflective panel handles bright rooms
Cons
  • Only 75 ratings so far, less proven long term
  • Fewer published spec details on ports and Wi-Fi
  • FlexConnect subwoofer and satellites sold separately
  • Mini LED blooming can still show on subtitles and starfields

What separates them

TCL Q51K QLED 4K Google TV (55")TCL 55" QM7L Series Mini LED Google TV
BacklightDirect LED, no local dimming zonesSQD-Mini LED with up to 2,100+ discrete dimming zones
Peak brightnessHigh Brightness Direct LED, no rated figureUp to 3,000 nits
Refresh rate60Hz native, Motion Rate 240144Hz native, Motion Rate 480
Color coverageQuantum Dot QLED, over a billion colorsSuper QLED with claims of 100% BT2020
PanelStandard flat panelAnti-reflective HVA 2.0 Pro panel
SoundDolby Atmos, built-in speakersBang & Olufsen tuning, Dolby Atmos FlexConnect with optional subwoofer and satellites
HDR formatsDolby Vision, HDR10+, HLGHDR with Dolby Vision support, high peak brightness
Owner feedback4.4 from 14,489 ratings4.3 from 75 ratings

Price history

$697.99$223.00
Nov 2Nov 10
  • TCL Q51K QLED 4K Google TV (55"): lowest $223.00 on Nov 2 at Walmart; $268.00 on Nov 10.
  • TCL 55" QM7L Series Mini LED Google TV: lowest $697.99 on Nov 7 at Abt Electronics; $697.99 on Nov 10.

Prices at every store

TCL Q51K QLED 4K Google TV (55")

  • WalmartNew

    In stock

    $268.00Checked 1 h ago
    Visit Walmart

Also available at

  • WalmartCheck price at Walmart
Prices and history →

TCL 55" QM7L Series Mini LED Google TV

  • Best BuyNew

    In stock

    $697.99Free shippingChecked 1 h ago
    Visit Best Buy
  • WalmartNew

    In stock

    $698.00Free shippingChecked 1 h ago
    Visit Walmart
  • Abt ElectronicsNew

    In stock

    $697.99+ $50.73 shippingChecked 1 h ago
    Visit Abt Electronics

Also available at

  • WalmartCheck price at Walmart

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

All 3 stores and price history →

Specs compared

SpecTCL Q51K QLED 4K Google TV (55")TCL 55" QM7L Series Mini LED Google TV
screen_size55 in54.6 in
colorBlackBlack
Screen Resolution3840x2160 (4K Ultra HD)3840x2160 (4K Ultra HD)
Release Year20252026
Operating SystemGoogle TVGoogle TV
Display resolution3840 x 2160—
Display technologyQLED—
Refresh rate60 Hz—
Motion rateMotion Rate 240—
HDR formatsDolby Vision, HDR10+, and HLG—
Sound technologyDolby Atmos—
Smart platformGoogle TV—
Show all 29 specsShow fewer specs
SpecTCL Q51K QLED 4K Google TV (55")TCL 55" QM7L Series Mini LED Google TV
Voice controlGoogle Assistant voice remote—
Wi-FiWi-Fi 5—
HDMIHDMI 2.0—
USBUSB 3.0—
Resolution3840 x 2160—
High DefinitionYes—
HDTV Format4K—
Screen FormFlat—
Display TypeQLED—
Assistant SupportGoogle Assistant, Amazon Alexa, Siri

What reviewers say

TCL Q51K QLED 4K Google TV (55")

  • 4.4 / 514,489 ratings

Rated 4.4 out of 5 from 14,489 ratings, buyers treat the Q51K as strong value for the money. Most praise the picture and color for the price and the Google TV interface; complaints center on motion, black levels and sound.

What people mention
  • Picture qualityPraisedOwners say colors are vivid and the set looks bright for a budget QLED.
  • Black levelsCriticisedSome note grayish blacks and uneven backlighting in dark scenes.
  • MotionMixedMotion Rate 240 helps, but fast sports and action can still blur at 60 Hz.
  • SoundCriticisedBuilt-in speakers are described as thin, so a soundbar is often suggested.

TCL 55" QM7L Series Mini LED Google TV

  • 4.3 / 575 ratings

Owners rate the QM7L well at 4.3 out of 5 from 75 ratings, with picture brightness and gaming smoothness drawing the most praise. Complaints center on blooming and picture settings that need tuning out of the box.

What people mention
  • Picture brightnessPraisedOwners say HDR highlights pop and the set holds up in bright rooms.
  • BloomingCriticisedSome see halos around bright objects on dark backgrounds.
  • MotionPraisedSports and games look smooth on the 144Hz panel.
  • SetupMixed

Questions and answers

Which is better for gaming?
The QM7L. Its 144Hz native panel and Motion Rate 480 handle high frame rates from consoles and PCs, while the Q51K tops out at 60Hz.
Is the QM7L worth stepping up to over the Q51K?
Yes for movie and sports viewing. Mini LED dimming and much higher brightness give visibly deeper blacks and brighter highlights. The Q51K is fine for casual streaming.
Which has better sound?
The QM7L, with Bang & Olufsen tuning and Dolby Atmos FlexConnect for adding a subwoofer and satellites. Both benefit from a soundbar.
Which lasts longer?
Neither has a published lifespan advantage. The Q51K has far more owner ratings, so its reliability record is better documented. The QM7L is newer and less proven.
Do both run Google TV?
Yes. Both use Google TV with Google Assistant, and both support Netflix, Prime Video, YouTube and Disney+.
Which is better in a bright room?
The QM7L. Its anti-reflective HVA 2.0 Pro panel and high brightness fight glare better than the Q51K's standard panel.

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  • Hisense 55" M7 Mini-LED QLED 4K UHD Smart Google TV (55M7SG, 2026 Model) vs TCL 55” QM7L Series SQD-Mini LED QLED Smart Google TV

Buying guides that pick them

  • Best 55-inch 4K Google TVs with Wi-Fi 7
  • Best 55-inch Google TV smart TVs under $1,500
  • Best 55-inch 4K Google TVs
—
HDRYes—
ConnectivityBluetooth, Wi-Fi, USB, HDMI, Optical Audio—
Supported Streaming ServicesNetflix, Prime Video, YouTube, Disney+—
HDMI Ports4 HDMI ports—
HDR TypeHDR10+—
Smart TVYes—
DisplayQLED—
Google TV setup is quick, but default picture modes need tuning.