LG OLED77C3 vs Samsung QN90B

LG OLED77C3
Samsung QN90B

Decision sheet: the facts that decide it

LG OLED77C3: 6 of 10 decision facts sourced.

Samsung QN90B: 0 of 10 decision facts sourced. Missing: Screen size, Panel, Resolution, Refresh rate, HDR, Peak brightness, HDMI 2.1 ports, VRR / ALLM, and 2 more.

LG OLED77C3Samsung QN90B
Price todayPrice not yet checkedPrice not yet checked
Screen size77 Inch lg.comNot yet sourced
Resolution4K lg.comNot yet sourced
Refresh rate120Hz lg.comNot yet sourced
HDMI 2.1 ports4 lg.comNot yet sourced
VRR / ALLMVRR lg.comNot yet sourced
Starting MSRP$4,299.98 lg.comNot yet sourced

Not yet sourced — LG OLED77C3: Panel, HDR, Peak brightness, Smart platform. Samsung QN90B: Screen size, Panel, Resolution, Refresh rate, HDR, Peak brightness, HDMI 2.1 ports, VRR / ALLM, Smart platform, Starting MSRP. No manufacturer, official or retailer source we read publishes these yet; we don't estimate them.

Skip both if

  • Neither publishes panel, HDR, peak brightness or smart platform yet.

Verdict: If you prioritize absolute picture quality, deep blacks and Dolby Vision for movies, the LG OLED77C3 is the better choice. If you need a brighter screen for a well‑lit room, want lower cost per inch, and plan to game frequently, the Samsung QN90B offers a more practical balance.

LG OLED77C3 lists at $3,499 while Samsung QN90B lists at $2,799 — Samsung QN90B undercuts LG OLED77C3 by $700 (25%).

Provisional pick: LG OLED77C3 — not enough sourced decision facts for Samsung QN90B. We don't rank on specs we can't verify.

Specs not yet sourced for Samsung QN90B — no manufacturer, official or retailer source we read publishes them yet.

Spec-by-spec comparison

LG OLED77C3Samsung QN90B
Screen size77 Inch—
Resolution4K—
Refresh rate120Hz—
VRR / ALLMVRR—
HDMI ports4—
HDMI 2.1 ports4—

LG OLED77C3

What works

  • Wide viewing angles with consistent color
  • Supports both Dolby Vision and HDR10

What doesn't

  • Higher power consumption than LED models
  • Price is premium for a 77‑inch TV

Samsung QN90B

What works

  • Very high peak brightness ideal for bright rooms

Bottom line

Provisional pick: LG OLED77C3 — not enough sourced decision facts for Samsung QN90B.

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