TCL 75" Q Series QLED 4K UHD HDR Smart Google TV vs TCL 75" QM6K QD-Mini LED 144Hz Smart TV
Buy the QM6K if picture quality and gaming matter to you: it is a Mini LED set with a 144Hz panel and sells for $798 at Amazon as of November 3, 2026. Buy the Q Series if you want the biggest screen for the least money: $498 at Walmart as of November 3, 2026, a $300 saving. The Q Series is a 60Hz QLED with no local dimming, so the QM6K is the better TV and the Q Series is the better deal.
Today the TCL 75" Q Series QLED 4K UHD HDR Smart Google TV costs $300.00 less at its best price.
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TCL 75" Q Series QLED 4K UHD HDR Smart Google TV
4.4Choose the TCL Q Series if you want a 75-inch QLED for under $500 and mostly watch movies, shows and sports at 60Hz.
- Lowest price for a 75-inch QLED here: $498 at Walmart
- Supports every major HDR format, including Dolby Vision and HDR10+
- Google TV with Google Assistant built in
- DTS:X and DTS Virtual:X add to Dolby Atmos for sound
What separates them
| TCL 75" Q Series QLED 4K UHD HDR Smart Google TV | TCL 75" QM6K QD-Mini LED 144Hz Smart TV | |
|---|---|---|
| Price | $498 at Walmart as of November 3, 2026 | $798 at Amazon as of November 3, 2026 |
| Backlight | Direct LED, no local dimming | QD-Mini LED with many small dimming zones |
| Refresh rate | 60Hz panel, Motion Rate 240 with MEMC | 144Hz native panel |
| HDR formats | Dolby Vision, HDR10+, HDR10, HLG | Dolby Vision and HDR10+ class, with higher peak brightness |
| Gaming features | 60Hz, no HDMI 2.1, no VRR listed | 144Hz HDMI ports for high frame rate console and PC play |
| Smart platform | Google TV with Google Assistant | Google TV |
| Sound | Dolby Atmos, DTS:X, DTS Virtual:X | Dolby Atmos |
Price history
- TCL 75" Q Series QLED 4K UHD HDR Smart Google TV: lowest $498.00 on Nov 3 at Walmart.
- TCL 75" QM6K QD-Mini LED 144Hz Smart TV: lowest $798.00 on Nov 2 at Amazon; $798.00 on Nov 3.
Prices at every store
TCL 75" Q Series QLED 4K UHD HDR Smart Google TV
- WalmartNew
In stock
$498.00Free shippingVerified - eBayNew
In stock
$596.79+ $55.00 shippingObserved at 6:59 AM
Also available at
- WalmartCheck price at Walmart
TCL 75" QM6K QD-Mini LED 144Hz Smart TV
- AmazonNew
Availability unknown
As an Amazon Associate, Deal.ai earns from qualifying purchases.
$798.00Free shippingObserved at 6:59 AM
Specs compared
| Spec | TCL 75" Q Series QLED 4K UHD HDR Smart Google TV | TCL 75" QM6K QD-Mini LED 144Hz Smart TV |
|---|---|---|
| color | Black | — |
| Screen size | 75 Inches | — |
| Display technology | QLED | — |
| Resolution | 4K UltraHD (3840 x 2160) | — |
| HDR formats | Dolby Vision, HDR10+, HDR10, & HLG | — |
| Smart TV platform | Google TV | — |
| Sound technology | Dolby Atmos, DTS:X, DTS Virtual:X | — |
| Refresh rate | 60 Hz | — |
| HDMI inputs | 3 HDMI Inputs including one with eARC | — |
| Wireless technology | Wi-Fi, Bluetooth |
What reviewers say
TCL 75" Q Series QLED 4K UHD HDR Smart Google TV
Owner feedback on the Q51K series is broadly positive for the price, with buyers praising color, size and Google TV. Complaints center on black levels, off-angle viewing and the 60 Hz panel for gaming.
- Strong color and brightness for the money
- Big screen at a budget price
- Google TV interface is easy to use
- Weak black levels and contrast in dark rooms
- Picture washes out at wide angles
- Only 60 Hz, so no high-frame-rate gaming
TCL 75" QM6K QD-Mini LED 144Hz Smart TV
Reviewers consistently call the QM6K excellent value, with bright, clear picture quality and gaming performance that comes close to OLED. A few mention minor software quirks and menu lag, but overall satisfaction is high.
Questions and answers
- Is the QM6K worth $300 more than the Q Series?
- Yes if you game or watch dark, high-contrast movies. The Mini LED backlight and 144Hz panel are real upgrades. If you mostly watch cable and streaming at 60Hz, the Q Series saves you $300.
- Which is better for PS5 or Xbox Series X?
- The QM6K. Its 144Hz HDMI ports handle high frame rates, while the Q Series tops out at 60Hz.
- Which has better picture quality in a dark room?
- The QM6K. Mini LED local dimming keeps blacks dark; the Q Series has no local dimming, so dark scenes look washed out.
- Do both run Google TV?
- Yes. Both use Google TV, so the app selection and interface are the same. The Q Series also lists Google Assistant voice control.
- Which lasts longer?
- Neither maker publishes a lifespan figure. Both are LED-based sets with similar panel technology, so expected life is comparable; the QM6K's dimming zones add complexity.
- How do the prices compare right now?
- The Q Series is $498 at Walmart and the QM6K is $798 at Amazon, both as of November 3, 2026. That is a $300 gap.
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