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HomeComparisons › LG OLED55C4PUA C4 vs LG OLED77C5PUA

LG OLED55C4PUA C4 vs LG OLED77C5PUA

Compare LG OLED55C4PUA and LG OLED77C5PUA 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.

LG OLED55C4PUA

LG OLED55C4PUA

Best Value Winner
Model: OLED55C4PUA55 inches4.5/5 | 4,600 ratingsValue score winner

$990.00

Full LG OLED55C4PUA review: 55" OLED evo panel - perfect blacks. See specs, pros & cons, best price.

LG OLED77C5PUA

LG OLED77C5PUA

Model: OLED77C5PUA77 inches4.5/5 | 3,100 ratings

$1,996.99

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

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.

SpecLG OLED55C4PUALG OLED77C5PUA
Screen Size55 inchesWinner77 inches
Resolution4K UHD (3840x2160)4K UHD (3840x2160)
Display TechnologyOLED evoOLED evo
HDRDolby Vision IQ, HDR10, HLGDolby Vision, HDR10, HLG
Refresh Rate120Hz120Hz
Gaming FeaturesFreeSync PremiumFreeSync Premium
Smart PlatformwebOS 24webOS 25
HDMI Ports4 (HDMI 2.1)4 (HDMI 2.1)
HDMI StandardHDMI 2.1HDMI 2.1
USB PortsWinner3
User Rating4.5/54.5/5
Current PriceWinner$990.00$1,996.99
ModelOLED55C4PUAOLED77C5PUA
CPUα9 AI Gen7α9 AI Gen8
GamingNVIDIA G-Sync, FreeSync, 0.1msNVIDIA G-Sync, FreeSync, VRR, 0.1ms
ContrastWinnerInfinite

LG OLED55C4PUA

Standout strengths

  • 55" OLED evo panel - perfect blacks
  • α9 AI Processor Gen7
  • Dolby Vision IQ & Dolby Atmos
  • 4 HDMI 2.1 ports for gaming consoles

Main tradeoffs

  • Gives up ground on screen size compared with the other option.
  • Does not show as much detail for usb ports as the other option.

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

  • Usually costs more at the current tracked price.
  • Does not show as much detail for contrast as the other option.

What buyers should focus on

LG OLED55C4PUA vs LG OLED77C5PUA 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 OLED55C4PUA

LG OLED55C4PUA 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 costs less right now, comes out ahead on contrast.

LG OLED55C4PUA is the stronger pick if you want the larger-screen, more theater-style setup with its 55 inches panel and OLED evo display class. LG OLED77C5PUA makes more sense if you care more about keeping cost and size in check while still giving you a 77 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.