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Elgato 4K S vs UGREEN CM477 4K HDMI Capture Card: Comparison
Elgato 4K S vs UGREEN CM477 4K HDMI Capture Card form factor compared
Form factor is the dividing line, Elgato 4K S External USB against UGREEN CM477 4K HDMI Capture Card Camera Dongle. There is a split on connection type as well, USB-C on the Elgato 4K S versus USB 3.0 / 3.2 Gen 1 on the UGREEN CM477 4K HDMI Capture Card. Max recording resolution is not the same on both, 4K60 on the Elgato 4K S versus 1080p60 on the UGREEN CM477 4K HDMI Capture Card. They differ on passthrough resolution too, 4K60, 1440p120, 1440p144, 1080p240 on the Elgato 4K S versus 4K30 on the UGREEN CM477 4K HDMI Capture Card.
Which should you buy, Elgato 4K S or UGREEN CM477 4K HDMI Capture Card?
The Elgato 4K S suits buyers on a 1440p high-refresh monitor specifically. It also earns its place with laptop and iPad streamers wanting genuine 4K60 capture without an internal PCIe card. Avoid it for desktop-only setups where an internal PCIe card's lower latency and higher bandwidth ceiling would be preferable. Buy the UGREEN CM477 4K HDMI Capture Card for casual console or camera capture where advanced software isn't needed and anyone wanting a simple, driver-free UVC capture dongle, though it is not the pick for buyers wanting established brand support and long-term firmware updates and 4K recording, this device caps capture at 1080p60. The same goes for budget buyers wanting basic 1080p60 capture without a gaming-brand price tag. Our rating of the Elgato 4K S (9/10): the most portable way to get genuine 4K60 capture, ideal for laptop and iPad streamers, especially on a 1440p high-refresh monitor. Our rating of the UGREEN CM477 4K HDMI Capture Card (5/10): A genuinely usable budget dongle for basic 1080p60 capture, with the software polish and support gap you'd expect at this price.
Specs and benchmarks
Form Factor
- Elgato 4K S
- External USB
- UGREEN CM477 4K HDMI Capture Card
- Camera Dongle
Brand
- Elgato 4K S
- Elgato
- UGREEN CM477 4K HDMI Capture Card
- UGREEN
Model Number
- Elgato 4K S
- 4K S
- UGREEN CM477 4K HDMI Capture Card
- CM477
Connection Type
- Elgato 4K S
- USB-C
- UGREEN CM477 4K HDMI Capture Card
- USB 3.0 / 3.2 Gen 1
Max Recording Resolution
- Elgato 4K S
- 4K60
- UGREEN CM477 4K HDMI Capture Card
- 1080p60
Passthrough Resolution
- Elgato 4K S
- 4K60, 1440p120, 1440p144, 1080p240
- UGREEN CM477 4K HDMI Capture Card
- 4K30
Which one should you pick?
Choose Elgato 4K S if you already have it on hand or find it at a lower price.
Choose UGREEN CM477 4K HDMI Capture Card if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | Elgato 4K S | UGREEN CM477 4K HDMI Capture Card |
|---|---|---|
| Amazon | View on Amazon | |
| Best Buy | View on Best Buy |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Elgato 4K S
9 / 10 Expert Rating
The most portable way to get genuine 4K60 capture, ideal for laptop and iPad streamers, especially on a 1440p high-refresh monitor.
UGREEN CM477 4K HDMI Capture Card
5 / 10 Expert Rating
A genuinely usable budget dongle for basic 1080p60 capture, with the software polish and support gap you'd expect at this price.




