LG OLED77C5PUA
Best Value Winner$1,996.99
Full LG OLED77C5PUA review: 77" OLED evo panel with perfect blacks. See specs, pros & cons, best price.
LG OLED77C5PUA vs Roku 55S454R
Compare LG OLED77C5PUA and Roku 55S454R 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.
Roku 55S454R
Check Amazon
Roku 55S454R is being added as a standalone model page so shoppers can compare it directly against the rest of the tvs category on VersusNest.
Side-by-side specs
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 | Roku 55S454R |
|---|---|---|
| Screen Size | 77 inches | See product title and linked review for the latest panel size |
| Resolution | 4K UHD (3840x2160) | 4K UHD class display |
| Display Technology | OLED | Panel technology varies by model |
| HDR | WinnerDolby Vision | — |
| Refresh Rate | Winner120Hz | — |
| Gaming Features | WinnerFreeSync Premium | — |
| HDMI Ports | Winner4 x HDMI | — |
| HDMI Standard | WinnerHDMI 2.1 | — |
| User Rating | 4.5/5 | Highly rated |
| Current Price | $1,996.99 | Check Amazon |
| Model | OLED77C5PUA | 55S454R |
| Isplay Ype | WinnerOLED evo | — |
| Mart Latform | WinnerwebOS 25 | — |
| Ports | Winner4 (HDMI 2.1) | — |
| CPU | Winnerα9 AI Gen8 | — |
| Aming | WinnerNVIDIA G-Sync, FreeSync, VRR, 0.1ms | — |
| Brand | — | WinnerRoku |
LG OLED77C5PUA
Standout strengths
- 77" OLED evo panel with perfect blacks
- α9 AI Processor Gen8
- Dolby Vision & Dolby Atmos
- NVIDIA G-Sync & FreeSync Premium for gaming
Main tradeoffs
- Check price, ecosystem fit, and the full spec table before deciding because these details usually determine the better value.
Roku 55S454R
Standout strengths
- Compare display technology, HDR handling, motion performance, and gaming support before deciding.
- Tech-savvy TV buyers usually care about screen size, panel class, smart platform, HDMI connectivity, and value at the current price.
- The better pick often depends on whether you want a brighter living-room TV, a better movie setup, or the stronger budget option.
- Some specifications are still being refreshed from current retailer listings.
Main tradeoffs
- Some specifications are still being refreshed from current retailer listings.
- Always confirm the latest price and bundle details on Amazon before checkout.
What buyers should focus on
LG OLED77C5PUA vs Roku 55S454R 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.
Which one is better?
Winner: LG OLED77C5PUA
LG OLED77C5PUA 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 hdr, has the faster motion target on paper, comes out ahead on gaming features.
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. Roku 55S454R makes more sense if you care more about keeping cost and size in check while still giving you a See product title and linked review for the latest panel size 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.