LG B4 Series OLED77B4PUA 77.8"
Roku Plus Series 55R6C7 55"
What Buyers Say
LG B4 Series OLED77B4PUA 77.8"
The LG B4 OLED TV receives overwhelmingly positive feedback for its stunning picture quality, deep blacks, and vibrant colors, making it a favorite for movies and gaming. Many users highlight its excellent value for an OLED, though some report issues with the webOS interface being slow, connectivity problems, and occasional dead pixels or reliability concerns. The built-in sound is considered decent but often paired with a soundbar for an enhanced experience.
Pros
- Stunning picture quality
- Deep blacks and vibrant colors
- Excellent value for OLED
- Great for gaming and movies
- Smooth 120Hz refresh rate
Cons
- Slow webOS interface
- Connectivity and streaming issues
- Dead pixels after short use
- Poor built-in sound quality
- Remote control sensitivity issues
Roku Plus Series 55R6C7 55"
This Roku TV is a hit with buyers, who praise its sharp, bright picture and surprisingly good built-in sound that even made one user ditch their soundbar. Setup is a breeze for existing Roku households, and the voice-controlled sleep timer and standby backdrops are appreciated extras. The price is seen as a great value, with several users already planning to buy another.
Pros
- Sharp and bright picture
- Excellent built-in sound
- Easy setup with Roku
- Voice-controlled sleep timer
- Great value for price
Cons
- No cons mentioned
Scores
Specifications
| LG B4 Series OLED77B4PUA 77.8" | Roku Plus Series 55R6C7 55" | |
|---|---|---|
| Display | ||
| Size | 77.8" | 55" |
| Resolution | 4K | 4K |
| Panel Type | OLED★ | QLED |
| Backlight | OLED★ | Full-Array LED |
| Aspect Ratio | — | 16:9 |
| Curved | ✗ | ✗ |
| Picture Quality | ||
| Contrast Ratio | Infinite | — |
| Motion Tech | — | Variable Refresh Rate (VRR) |
| Processor | α8 AI Processor | Roku Smart Picture Max |
| HDR | ||
| HDR Formats | Dolby Vision, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Dolby Vision | ✓ | ✓ |
| HDR10+ | ✗ | ✓★ |
| HLG | ✓ | ✓ |
| Gaming | ||
| Refresh Rate | 120 Hz★ | 60 Hz |
| VRR | G-SYNC Compatible (NVIDIA Adaptive Sync), FreeSync (AMD Adaptive | VRR |
| ALLM | — | ✓★ |
| Game Mode | — | ✓★ |
| Smart TV | ||
| Platform | webOS | Roku TV |
| Voice Assistant | Amazon Alexa | Roku Voice, Siri, Alexa, Google Assistant |
| Screen Mirroring | Apple AirPlay 2, Chromecast | Apple AirPlay 2, Miracast |
| Works With | — | Apple Home, Amazon Alexa, Google Home |
| Audio | ||
| Speaker Config | 2.0 | 3 |
| Wattage | — | 20W★ |
| Dolby Atmos | ✓ | ✓ |
| Surround Sound | Dolby Atmos | Dolby Atmos, Dolby Audio |
| eARC | ✓ | ✓ |
| Connectivity | ||
| HDMI Ports | 4 | 4 |
| HDMI Version | 2.1 | 2.1 |
| USB Ports | 2★ | 1 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6★ |
| Bluetooth | 5.1 | 5.2★ |
| Ethernet | ✓ | ✓ |
| Optical Audio | ✓ | ✓ |
| VESA Mount | 300mm x 200mm | 300x300 |
| Power & Size | ||
| Energy Star | ✓★ | ✗ |
| Annual Energy | 296 kWh | 175 kWh★ |
| Weight | 22.91 kg | 12.43 kg★ |
Pros & Cons
LG B4 Series OLED77B4PUA 77.8"
- Strong social proof (94th percentile)94th %ile
- Strong smart (90th percentile)90th %ile
- Strong connectivity (86th percentile)86th %ile
- Strong audio (77th percentile)
Roku Plus Series 55R6C7 55"
- Strong smart (100th percentile)100th %ile
- Strong social proof (94th percentile)94th %ile
- Strong user sentiment (93rd percentile)93rd %ile
- Strong connectivity (89th percentile)89th %ile
Verdict
Scores 79 overall, wins 5 of 9 usage categories and 8 of 37 specs.