3 places ranked

Working from
baan harn

Ranked by the broadband measured at each address, worst-metric first, so the ones you can take a call from are at the top.

3 of the 3 listed here are call-ready.

Ranked

Hotel	#	Verdict	Down	Up	Ping	Tests
ShaSa Resort	1	Call-ready	303.1	224.1	13	21
Kamalaya Wellness Sanctuary, Luxury Detox Resort & Holistic Spa Koh Samui	2	Call-ready	263.4	195.6	12	39
Centara Villas Samui	3	Call-ready	342.2	250.5	13	16

Upload is emphasised because it decides whether your video call holds, and it is the column no hotel will tell you.