I was shopping for a Thunderbolt 4 Dock, and couldn’t find a good fearure comparison table anywhere. There’s probably a few docks i’ve missed here (by pluggable, OWC etc.). Feel free to open a PR to update this.

Name	Downstream Thunderbolt	Host Thunderbolt Port	Ethernet	USB-C 3.2Gen2	USB-A 3.2Gen2	USB 2.0	Display Ports	Monitor Support	RRP	Sale	Laptop Power	Audio	SD	Power Brick	Warranty	Notes
Microsoft Surface Thunderbolt Dock 4	3	Side (builtin)	2.5GbE		3			2x4K	$299.00	$299.00	96W	3.5mm combo		165W		Desk mountable, Unsure about monitor support (docs are ambiguous about daisy chaining)
CalDigit TS4	2	Rear	2.5GbE	3 (20W, 2x7.5W)	5		1 x DP 1.4	2x6K, 2x5K, 2x4K, 1x4K@144Hz	$399.00	$399.00	98W	3.5mm combo + in/out	SD UHS II, microSD UHS II	230W	2 Years
Sonnet Echo 11 HDMI	2	Front	2.5GbE	4			HDMI	8K, 6K, 2x5K, 2x4K, 4K@240Hz	$299.00	$239.00	100W	3.5mm combo	SD UHS II	135W	2 years	Free lifetime support
Corsair TBT200	3	Front	2.5GbE	1	3				$299.00	$279.00	96W	3.5mm combo	SD UHS II
OWC Thunderbolt Dock	3	Front	1GbE		3	1		8K, 2x5K, 2x4K, 1x4K@120Hz	$249.00	$249.00	96W	3.5mm combo	Yes	135W	2 years
Sonnet Echo 11	3	Front	1GbE	3		1		8K, 6K, 2x5K, 2x4K, 4K@240Hz	$249.00	$199.00	90W	3.5mm combo	SD UHS II	135W	2 years	Free lifetime support
Kensington SD5700T	3	Front	1GbE		3	1		8K@30Hz, 2x4K@60Hz	$289.00	$232.00	90W	3.5mm combo	SD UHS II	?	3 years
Razer Thunderbolt 4 Dock Chroma	3	Front	1GbE	3				2x4K	$329.00		90W	3.5mm combo	SD UHS II	135W	1 year	Mac 2x4K not specified
Dell WD22TB4	2	Side (builtin)	1GbE	1	3		2xDP, 1xHDMI, 1xUSB-C DP	5K, 4x4K	$364.00	$269.00	90W (130W Dell)	None		?	3 years	Mac not specified
Startech TB4CDOCK	3	Front	1GbE		3	1		8K@30Hz, 6K, 5K, 2x4K	$354.00		96W	3.5mm combo	SD UHS II	135W	3 years	8K Mac not specified