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Samsung M70H 75" Mini LED 4K TV vs TCL 55QM7L

The TCL 55QM7L is the stronger TV for most shoppers: 144 Hz, 2,100+ dimming zones, up to 3000 nits and Dolby Vision beat the Samsung M70H on every picture and gaming spec. The Samsung's edge is its ecosystem: Tizen, Samsung TV Plus, Knox Security and built-in Alexa and Google Assistant support. Owners and reviewers consistently praise TCL's QM7L for brightness and value, while the Samsung M70H draws criticism for its 60 Hz panel and modest dimming. Buy the TCL unless you specifically want Tizen and Samsung's free-channel lineup.

  • Choose the Samsung M70H if you want the Tizen platform, Samsung TV Plus and Knox Security, and you mostly watch movies and shows rather than game.
  • Choose the TCL 55QM7L if picture quality and gaming matter most: 144 Hz, Dolby Vision and far more dimming zones make it the better display.

Prices

  • Samsung M70H 75" Mini LED 4K TV: $249.99 at BrandsMart USA (last seen Nov 11)
Samsung
75" Class M70H Series Mini LED 4K UHD Vision AI Smart Tizen TV

Samsung M70H 75" Mini LED 4K TV

75" Class M70H Series Mini LED 4K UHD Vision AI Smart Tizen TV

$249.99at BrandsMart USAChecked Nov 11
See all prices and details
Visit BrandsMart USA
Pros
  • Tizen is fast and has the deepest free-channel lineup via Samsung TV Plus
  • Knox Security adds a privacy layer most rivals lack
  • Built-in Alexa and Google Assistant support
  • Mini-LED backlight with strong color volume
Cons
  • 60 Hz panel limits gaming smoothness
  • Dimming zone count is not disclosed and trails the TCL
  • Only 3 HDMI ports
  • No Dolby Vision
TCL
TCL 55QM7L

TCL 55QM7L

See all prices and details
Pros
  • 144 Hz refresh rate suits console and PC gaming
  • 2,100+ dimming zones give tight contrast control
  • Up to 3000 nits punches through bright rooms
  • Dolby Vision plus HDR10+ covers every major format
  • 4 HDMI ports
Cons
  • Google TV interface is busier than Tizen
  • No Samsung TV Plus or Knox equivalent
  • Smaller 55-inch screen than the Samsung

What separates them

Samsung M70H 75" Mini LED 4K TVTCL 55QM7L
Screen sizeListed as 85-inch class (the title says 75-inch)55 inches
Refresh rate60 Hz native144 Hz native
Local dimmingMini-LED with Supreme dimming, zone count not published2,100+ dimming zones
Peak brightnessNot published; standard Mini-LED HDRUp to 3000 nits
HDR formatsHDR10+, HLGHDR10, HDR10+, HLG, Dolby Vision
Smart platformTizen with Samsung TV Plus and Knox SecurityGoogle TV
HDMI inputs34
Voice assistantsBuilt-in Alexa and Google Assistant supportGoogle Assistant via Google TV

Price history

$797.99$497.99
Oct 30Nov 10
  • Samsung M70H 75" Mini LED 4K TV: lowest $497.99 on Nov 10 at Amazon.
  • TCL 55QM7L: lowest $797.99 on Oct 30.

Prices at every store

Samsung M70H 75" Mini LED 4K TV

  • BrandsMart USANew

    In stockReturn policy

    $249.99Checked Nov 11
    Visit BrandsMart USA
  • AmazonNew

    Availability unknown

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

    $497.99Free shippingChecked Nov 10
    Visit Amazon
  • AmazonNew

    Availability unknown

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

    $797.99Checked Oct 30
    Visit Amazon

Also available at

  • ThinkEDUCheck price at ThinkEDU
  • TeciSoftCheck price at TeciSoft

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All 2 stores and price history →

TCL 55QM7L

No priced offers right now.

Prices and history →

Specs compared

SpecSamsung M70H 75" Mini LED 4K TVTCL 55QM7L
Screen size85"55 in
Refresh Rate60 Hz144 Hz
HDMI Ports3 HDMI ports4
Panel resolution3840 x 2160—
Panel typeMini-LED—
HDR supportHDR10+, HLG—
Native refresh rate60 Hz—
Smart platformTizen—
Motion enhancementMotion Xcelerator—
Resolution3840 x 2160—
CEC EnabledYes—
High DefinitionYes—
Show all 34 specsShow fewer specs
SpecSamsung M70H 75" Mini LED 4K TVTCL 55QM7L
HDTV Format4K—
ColorTitan Black—
Screen FormFlat—
Display TypeLED—
Assistant SupportGoogle Assistant, Amazon Alexa—
HDRYes—
ConnectivityBluetooth, Wi-Fi, USB, HDMI, Ethernet—
Supported Streaming ServicesNetflix, Prime Video, YouTube, Disney+—
With Energy Saving ModeYes—
With V-Chip

Questions and answers

Which is better for gaming?
The TCL 55QM7L. Its 144 Hz panel, 2,100+ dimming zones and four HDMI ports handle high-frame-rate consoles and PCs far better than the Samsung's 60 Hz panel.
Which has the better picture?
The TCL. Higher peak brightness, far more dimming zones and Dolby Vision support give it stronger contrast and highlight detail. The Samsung is competent but a step behind.
Is the Samsung worth stepping up to for its smart features?
Only if Tizen, Samsung TV Plus and Knox Security matter to you. On raw picture and motion performance the TCL is the better set.
Which lasts longer?
Neither maker publishes a lifespan figure. Both use Mini-LED backlights with long rated hours; the TCL's higher brightness runs its backlight harder, so extended full-brightness use is the main wear factor.
Do I need Dolby Vision?
It helps with Dolby Vision content on Netflix, Disney+ and discs. The TCL supports it; the Samsung relies on HDR10+ only, which fewer streaming titles use.
Which is better in a bright room?
The TCL. Its much higher peak brightness holds up better against daylight and reflections.

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Buying guides that pick them

  • Best 75-inch 4K TVs under $1500
Yes
—
Width43.7 in wide—
Depth3 in deep—
Weight18.7 lb—
Screen resolution—4K, 3840 x 2160 pixels
Backlight type—SQD-Mini LED
Peak brightness—Up to 3000 Peak Nits
Local dimming zones—2,100+
HDR formats—HDR10, HDR10+, HLG, Dolby Vision
USB ports—2
Weight without stand—13.3 kg
Dimensions—1226 (W) x 711 (H) x 55.9 (D) mm
Input power—350 W