
LG OLED77C5PUA
$1,996.99
Full LG OLED77C5PUA review: 77" OLED evo panel with perfect blacks. See specs, pros & cons, best price.
Compare LG OLED77C5PUA and Samsung QN55QN90D NEO side by side with the specs buyers actually care about, a cleaner breakdown of strengths and tradeoffs, and a clearer verdict on which model fits different priorities.

$1,996.99
Full LG OLED77C5PUA review: 77" OLED evo panel with perfect blacks. See specs, pros & cons, best price.

$997.99
The Samsung QN55QN90D is a compelling choice in the TVs market. With 654 Amazon ratings averaging 4.6/5 stars, it has proven itself with real buyers. Neo QLED Mini LED for deep blacks.
The table below puts the core differences in one place so buyers can quickly compare the display, performance, battery, connectivity, and value details that matter most. Highlighted cells mark the stronger value-oriented spec on each row.
| Spec | LG OLED77C5PUA | Samsung QN55QN90D NEO |
|---|---|---|
| Screen Size | Winner77 inches | 55 Inches |
| Resolution | 4K UHD (3840x2160) | 4K |
| Display Technology | OLED | WinnerNeo QLED Mini LED |
| HDR | WinnerDolby Vision | — |
| Refresh Rate | 120Hz | Winner144 Hz |
| Brightness | — | Winner2000 nits |
| Gaming Features | WinnerFreeSync Premium | — |
| HDMI Ports | 4 x HDMI | 4 x HDMI |
| HDMI Standard | HDMI 2.1 | HDMI 2.1 |
| Model Year | — | Winner2024 |
| User Rating | 4.5/5 | 4.6/5 |
| Current Price | $1,996.99 | Winner$997.99 |
| Model | OLED77C5PUA | QN55QN90D |
| Ports | 4 (HDMI 2.1) | 4 (all HDMI 2.1) |
| Isplay Ype | WinnerOLED evo | — |
| Mart Latform | WinnerwebOS 25 | — |
| CPU | Winnerα9 AI Gen8 | — |
| Aming | WinnerNVIDIA G-Sync, FreeSync, VRR, 0.1ms | — |
LG OLED77C5PUA vs Samsung QN55QN90D NEO should be judged on panel tech, screen size, HDR support, smart platform, and how much performance you get for the asking price.
TV shoppers who care about picture quality usually look at Mini-LED/QLED/OLED class differences, gaming readiness, and whether the room is bright or light-controlled.
It also matters whether you are optimizing for cinematic impact, console gaming, or getting the strongest value for everyday streaming.
Winner: Samsung QN55QN90D NEO
Samsung QN55QN90D NEO is the better bang-for-your-buck winner on this page because it comes out ahead on more of the specs and value signals that matter most for buyers shopping this category. It wins here because it comes out ahead on display technology, has the faster motion target on paper, comes out ahead on brightness.
LG OLED77C5PUA is the stronger pick if you want the larger-screen, more theater-style setup with its 77 inches panel and OLED display class. Samsung QN55QN90D NEO makes more sense if you care more about keeping cost and size in check, because it lands at a meaningfully lower current price point while still giving you a 55 Inches 4K TV. For most shoppers, the real decision is premium big-screen impact versus value-oriented everyday viewing.
Use the side-by-side table first, then open the deeper review pages if you want more context on setup, long-term ownership, and which model is the smarter buy for your exact priorities.