Which is better for gaming?

The TCL QM6K. Its HDMI ports run at 144Hz, versus 120Hz on the Samsung QN80F. Both have ALLM.

Is the Samsung worth the extra $150?

Only if you want Tizen, SmartThings and Bixby, or HDR10+. On picture and gaming specs the two are close, and the TCL is cheaper.

Which has better picture quality?

Both use mini LED backlights with local dimming, so they are close. Reviewers rate the TCL's colors as bright and close to OLED. The Samsung adds HDR10+.

Which smart platform is easier to use?

Reviewers call the TCL's remote easy to navigate but note menu lag. Samsung's Tizen is mature and ties into SmartThings if you own other Samsung devices.

Do either support Dolby Vision?

The TCL QM6K does. The Samsung QN80F lists HDR10+ and HLG but not Dolby Vision.

How big and heavy are they?

Both are 75-inch flat panels. The TCL needs two people to lift, per reviewers. The Samsung uses a 400x400mm VESA mount.

TCL QM6K 75" QD-Mini LED TV vs Samsung QN80F Neo QLED 4K TV

Both are 75-inch 4K smart TVs with local dimming and 120Hz panels. The TCL QM6K costs less: $797.99 at Amazon as of November 8, 2026, versus $947.95 at Best Buy for the Samsung QN80F. Buy the TCL for gaming and value; buy the Samsung if you want Tizen, SmartThings and Bixby built in.

Today the TCL QM6K 75" QD-Mini LED TV costs $149.96 less at its best price.

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