Roku 3820R Streaming Player
- Streaming Player
- Roku
- 4K UHD
- Roku
A straightforward 4K Roku streaming player for a TV without native smart apps.
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How it ranks among the 55 streaming players we track
4.5★ across 255 Amazon ratings, Bayesian-smoothed toward the category average.
255 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
4,000+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 55 streaming players we track - how the scorecard works · full streaming players data report. Confidence: medium - useful but incomplete evidence.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
A 4K UHD streaming player running the Roku platform, finished in black. It plugs into a TV's HDMI port to add access to streaming apps and channels.
Bought-past-month figures put this near the top of the batch, with roughly 4,000 units moved in the period the listing reports, a store demand figure rather than a satisfaction claim. The hardware itself is a standard Roku streaming player with 4K output.
- 4K UHD resolution
- Roku smart platform
- Black finish
- About 4,000 bought in the past month
Who it's for
Suits anyone adding streaming apps to a TV that lacks built-in smart features, or replacing an older, slower streaming box. Not needed if the TV already runs a full smart platform natively.
Strengths and trade-offs
Drawn from this product's published specifications.
- 4K UHD streaming output
- Runs the full Roku app platform
- No specs given for wireless standard or processor
Performance notes
4K UHD output paired with the Roku platform's app store covers most major streaming services through a single HDMI-connected box.
Specifications
| Brand | Roku |
|---|---|
| Model | 3820R |
| Brand Tech | Roku |
| Resolution | 4K UHD |
| Smart Platform | Roku |
| Color | Black |
Other Roku streaming players
How it compares
This product against the closest alternatives we track in streaming players.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| Roku 3820R Streaming PlayerThis product | 4.5 / 5 | 255 | 4.2 / 5 |
| Google G9N9N; GZRNL Streaming PlayerGoogle | 4.6 / 5 | 16,600 | 4.6 / 5 |
| Amazon Renewed Roku Streaming Stick+ Streaming PlayerAmazon Renewed | 4.6 / 5 | 14,192 | 4.6 / 5 |
| Micca Speck 4K Streaming PlayerMicca | 4.2 / 5 | 8,104 | 4.3 / 5 |
| ONN 100026240 Streaming PlayerONN | 4.4 / 5 | 2,081 | 4.3 / 5 |
Similar streaming players from other brands
Questions about the Roku 3820R
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What resolution does the Roku 3820R support?
It outputs 4K UHD.
What platform does it run?
It runs the Roku streaming platform.
What color is it?
Black.