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TCL QM6K QD-Mini LED 4K Smart TV vs Roku Pro Series 75-Inch 4K QLED TV

The TCL QM6K is the stronger TV on paper and the better pick for most people. It has Mini LED local dimming, a 144Hz native panel, Dolby Vision IQ and Atmos, and a 40W Onkyo 2.1 system. The Roku Pro Series is a simpler QLED with a 120Hz panel and Roku's famously easy interface. Owners rate the TCL 4.2 out of 5 across 1,243 ratings; the Roku's picture is good but it lacks Mini LED contrast and the deeper gaming features.

  • Choose the TCL QM6K if you want the best picture for movies and sports, serious gaming features, or Dolby Vision and Atmos in one set.
  • Choose the Roku Pro Series if you value Roku's simple, fast interface and built-in Roku streaming over deeper blacks and gaming extras.

Prices

  • TCL QM6K QD-Mini LED 4K Smart TV: $697.99 at Abt Electronics & Appliances (last seen Nov 5)
  • Roku Pro Series 75-Inch 4K QLED TV: $999.99 at eBay (checked today)
  • Difference: the TCL QM6K QD-Mini LED 4K Smart TV is $302.00 cheaper than the Roku Pro Series 75-Inch 4K QLED TV at the latest prices (Nov 5 and Nov 10)
TCL
TCL 75" Class QM6K QD-Mini LED 4K Smart TV (2025)

TCL QM6K QD-Mini LED 4K Smart TV

TCL 75" Class QM6K QD-Mini LED 4K Smart TV (2025)

4.2(1,243 ratings)
$697.99at Abt Electronics & AppliancesChecked Nov 5
See all prices and details
Visit Abt Electronics & Appliances
Pros
  • Mini LED local dimming gives strong contrast
  • 144Hz panel with VRR suits consoles and PC gaming
  • Dolby Vision IQ and Dolby Atmos support
  • 40W Onkyo 2.1 audio with subwoofer
  • Wide 178-degree viewing angle
Cons
  • Google TV interface can feel cluttered
  • Heavier set at about 72 lb
  • Blooming still visible in dark scenes off-axis
Roku
Roku Pro Series 75-Inch 4K QLED Smart TV (75R8H5)

Roku Pro Series 75-Inch 4K QLED TV

Roku Pro Series 75-Inch 4K QLED Smart TV (75R8H5)

$999.99at eBayChecked 13 h ago
See all prices and details
Visit eBay

Store links may earn us a commission.

Pros
  • Roku OS is fast and very easy to use
  • Clean, simple remote and setup
  • Solid QLED color for everyday viewing
  • Good value for a 75-inch QLED
Cons
  • No Mini LED dimming, so weaker blacks
  • No Dolby Vision or Atmos
  • 120Hz panel with fewer gaming features
  • Fewer HDMI and audio ports

What separates them

TCL QM6K QD-Mini LED 4K Smart TVRoku Pro Series 75-Inch 4K QLED TV
BacklightQD-Mini LED with local dimming for deeper blacks and less bloomingStandard QLED backlight without Mini LED dimming
Refresh rate144Hz native with Game Accelerator and VRR120Hz
HDR formatsDolby Vision IQ, HDR10+, HDR10 and HLGHDR10 and HDR10+ support, no Dolby Vision
AudioOnkyo 2.1 channel, 40W, with subwoofer and Dolby AtmosBuilt-in stereo speakers, no Atmos
Smart platformGoogle TV with Alexa, Google Assistant and HomeKitRoku OS with Alexa support
Ports4 HDMI, USB, Ethernet, optical audioHDMI, USB, Bluetooth, Wi-Fi
Ease of useGoogle TV is feature-rich but busier to navigateRoku OS is among the simplest to learn
Viewing angles178-degree rated viewing angleTypical VA panel, narrower off-axis

Price history

$999.99$427.99
Nov 1Nov 11
  • TCL QM6K QD-Mini LED 4K Smart TV: lowest $427.99 on Nov 6 at PC Richard & Son; $797.99 on Nov 11.
  • Roku Pro Series 75-Inch 4K QLED TV: lowest $999.99 on Nov 10 at eBay.

Prices at every store

TCL QM6K QD-Mini LED 4K Smart TV

  • ABC WarehouseNew

    In stock

    $797.99Checked Nov 9
    Visit ABC Warehouse
  • Abt Electronics & AppliancesNew

    In stock

    $797.99+ $250.00 shippingChecked 1 h ago
    Visit Abt Electronics & Appliances
  • Abt Electronics & AppliancesNew

    Availability unknown

    $697.99Checked Nov 5
    Visit Abt Electronics & Appliances
  • AmazonNew

    Availability unknown

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

    $797.99Free shippingChecked 1 h ago
    Visit Amazon

Also available at

  • Abt ElectronicsCheck price at Abt Electronics
  • WalmartCheck price at Walmart
  • TargetCheck price at Target
All 12 stores and price history →

Roku Pro Series 75-Inch 4K QLED TV

  • Electronic ExpressNew

    In stock

    $1,149.99Free shippingChecked 13 h ago
    Visit Electronic Express
  • Best BuyNew

    In stock

    $1,149.99Free shippingChecked 13 h ago
    Visit Best Buy
  • Best BuyNew

    In stock

    $1,149.99Free shippingChecked 13 h ago
    Visit Best Buy
  • eBayNew

    Availability unknownSold by dealonline18

    $999.99Checked 13 h ago
    Visit eBay

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

All 6 stores and price history →

Specs compared

SpecTCL QM6K QD-Mini LED 4K Smart TVRoku Pro Series 75-Inch 4K QLED TV
Resolution3840 x 21603840 x 2160
High DefinitionYesYes
HDTV Format4K4K
ColorBlackBlack
Screen FormFlatFlat
Assistant SupportGoogle Assistant, Amazon Alexa, SiriAmazon Alexa
ConnectivityBluetooth, Wi-Fi, USB, HDMI, Ethernet, Optical …Bluetooth, Wi-Fi, HDMI
Supported Streaming ServicesNetflixNetflix, Roku
Screen Size55 inches, 75 inches, 85 inches75 inches
Refresh Rate120 Hz120 Hz
HDRYes—
Weight71.9 lb—
Show all 40 specsShow fewer specs
SpecTCL QM6K QD-Mini LED 4K Smart TVRoku Pro Series 75-Inch 4K QLED TV
Display TypeLED—
DisplayQLED—
PlatformGoogle TV—
BrandTCL—
High dynamic range formatDolby Vision IQ—
Sound technologyDolby Atmos—
Inputs & outputsHDMI, USB—
HDMI number4—
Smart techY—
Virtual asst.Alexa, Google Assistant, Apple HomeKit

What reviewers say

TCL QM6K QD-Mini LED 4K Smart TV

  • 4.2 / 51,243 ratings

Ratings average 4.2 out of 5 from 1,243 buyers, who mostly praise the bright, colorful picture and gaming features for the price. Complaints center on blooming in dark scenes and the panel's size and weight at setup.

What people mention
  • Picture brightnessPraisedOwners say highlights pop and the set holds up in bright rooms.
  • BloomingCriticisedDark scenes show halos around bright objects despite local dimming.
  • GamingPraisedHigh refresh rate and low lag are called out as strong for the price.
  • SoundMixedThe ONKYO 2.1 system beats most built-in TV audio but lacks bass depth.

Roku Pro Series 75-Inch 4K QLED TV

Reviewers generally praise the Roku Pro Series for its bright, colorful QLED picture and simple Roku interface at a lower price than premium rivals. Owners like the 120 Hz panel for sports, while some note visible blooming and average built-in sound.

What people mention
  • Picture qualityPraisedOwners call the QLED picture bright and colorful, especially in well-lit rooms.
  • BloomingCriticisedSome reviewers notice light halos around bright objects on dark backgrounds.
  • MotionPraisedThe 120 Hz panel is singled out for smooth sports and fast action.
  • SoundCriticisedBuilt-in speakers are described as thin, with a soundbar recommended for movies.
Reviews
  • The Best Cheap TVs for 2026
  • The Best Cheap TVs We've Tested for 2026 - PCMag editors select and review products independently

Questions and answers

Which is better for gaming?
The TCL QM6K. Its 144Hz native panel, VRR and Game Accelerator give lower latency and smoother motion than the Roku's 120Hz panel.
Which has better picture quality?
The TCL QM6K. Mini LED local dimming produces deeper blacks and brighter highlights than the Roku Pro Series' standard QLED backlight.
Which is easier to use?
The Roku Pro Series. Roku OS is simpler to navigate and set up than Google TV, which packs in more features and menus.
Does either support Dolby Vision?
Only the TCL QM6K, which adds Dolby Vision IQ alongside HDR10+ and HLG. The Roku Pro Series does not support Dolby Vision.
Is the TCL worth stepping up to?
For movie nights and gaming, yes. The Mini LED backlight, Atmos audio and extra HDMI ports are meaningful upgrades over the Roku.
Which lasts longer?
Both are built to similar standards and neither has a clear reliability edge from owner reports. The TCL carries more ratings, at 4.2 out of 5 from 1,243.

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Buying guides that pick them

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—
Wireless technologyWi-Fi, Bluetooth—
Television typeQLED TVs—
Tv featuresHigh Dynamic Range—
Horizontal viewing angle178 º—
Vertical viewing angle178 º—
Mount typeFreestanding—
Vesa mounting pattern300 x 300—
Model name75QM6K—
Aspect ratio16:9—
Display backlight typeFull Array—
High Dynamic Range (HDR)true—
Outdoorfalse—
SeriesQM6K Series—
Smart TVtrue—
Remote Control TypeBacklit Voice Remote—
Picture ProcessorAiPQ Pro Processor—
Curved Panelfalse—
Wireless Transmissiontrue—
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