Island in Preah Sihanouk, Cambodia
Internet in Koh Rong: speed, SIM cards and coworking
Is the internet good in Koh Rong?
Median fixed broadband in Cambodia is 55 Mbps and mobile is 112 Mbps (Speedtest Global Index, 2026-08). Wifi is slow and unreliable; mobile 4G works at Koh Touch and Long Set but weakens elsewhere.
Getting online in Koh Rong
| Details | |
|---|---|
| Home fibre | No long-term rental market; some guesthouses have wifi or Starlink. |
| Cafés and coworking | Wifi is slow and unreliable; mobile 4G works at Koh Touch and Long Set but weakens elsewhere. |
| Outages | Power cuts and generator-only hours at some beaches |
| Tourist SIM | Airport kiosks and phone shops sell tourist packs with large data allowances for about $5–15; passport required. |
| eSIM | Local carriers sell eSIMs to visitors. |
| Carriers | Smart, Cellcard, Metfone |
| Monthly data plan | $5–15 ($5–15) |
Coworking in Koh Rong
There's no dedicated coworking scene here; people work from cafés and accommodation.
Internet speeds in Southeast Asia
National medians, Speedtest Global Index.
Quick answers
Is the internet fast in Koh Rong?
Median fixed broadband in Cambodia is 55 Mbps and mobile is 112 Mbps (Speedtest Global Index, 2026-08). Wifi is slow and unreliable; mobile 4G works at Koh Touch and Long Set but weakens elsewhere.
Which SIM card should I get in Koh Rong?
Airport kiosks and phone shops sell tourist packs with large data allowances for about $5–15; passport required.
Can I use an eSIM in Cambodia?
Yes. Local carriers sell eSIMs to visitors, and travel eSIMs work too.
More about Koh Rong
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Sources
Speeds are medians from Ookla's Speedtest Global Index, cited for reference. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.