LG PK640S
LG
45 Overall Score
vs
Roku Pro Series 55R8C5 54.6"
Roku
81 Overall Score
Scores
Smart Home
Budget
Streaming
Gaming
Sports
Corporate
Movies
Portable
Outdoor
Specifications
| LG PK640S | Roku Pro Series 55R8C5 54.6" | |
|---|---|---|
| Display | ||
| Size | 65" | 55" |
| Resolution | 4K | 4K |
| Panel Type | LED | QLED★ |
| Backlight | Direct LED | Full-Array LED |
| Aspect Ratio | 16:9 | 16:9 |
| Curved | — | ✗ |
| Picture Quality | ||
| Brightness | 300 nits★ | — |
| Contrast Ratio | 1200:1 | infinite |
| Motion Tech | — | Variable Refresh Rate (VRR) |
| Processor | — | Roku Smart Picture Max |
| HDR | ||
| HDR Formats | HDR10, HLG | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Dolby Vision | ✗ | ✓★ |
| HDR10+ | ✗ | ✓★ |
| HLG | ✓ | ✓ |
| Gaming | ||
| Refresh Rate | 60 Hz | 120 Hz★ |
| Response Time | 8 ms★ | — |
| VRR | — | FreeSync Premium Pro, VRR |
| ALLM | — | ✓★ |
| Game Mode | — | ✓★ |
| Smart TV | ||
| Platform | webOS | Roku TV |
| Voice Assistant | — | Not Applicable, Not Applicable |
| Screen Mirroring | — | Apple AirPlay 2, Miracast |
| Works With | — | Apple Home, Amazon Alexa, Google Home |
| Audio | ||
| Speaker Config | 2-Channel | 4 |
| Wattage | 20W★ | — |
| Dolby Atmos | ✗ | ✓★ |
| Surround Sound | — | Dolby Atmos, Dolby Audio |
| eARC | — | ✓★ |
| Connectivity | ||
| HDMI Ports | 2 | 4★ |
| HDMI Version | 2.0 | 2.1★ |
| USB Ports | 1 | 2★ |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 6★ |
| Bluetooth | Yes | 5.2★ |
| Ethernet | ✓ | ✓ |
| Optical Audio | ✓ | ✓ |
| VESA Mount | 200x300 | 200x200 |
| Power & Size | ||
| Power | 143W★ | 235W |
| Energy Star | — | ✗ |
| Annual Energy | — | 238 kWh★ |
| Weight | 7.08 kg★ | 18.55 kg |
Pros & Cons
LG PK640S
- Strong display (72nd percentile)
- Below average social proof (22nd percentile)
- Below average smart (33rd percentile)
Roku Pro Series 55R8C5 54.6"
- Strong connectivity (93rd percentile)93rd %ile
- Strong user sentiment (91st percentile)91st %ile
- Strong gaming (89th percentile)89th %ile
- Strong social proof (89th percentile)89th %ile
Verdict
Winner: Roku Pro Series 55R8C5 54.6"
Scores 81 overall, wins 9 of 9 usage categories and 14 of 40 specs.