Top picks for Koh Samui SIM card

Discover 35 SIM card in Koh Samui on Trip.com, updated February 6, 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From AUD 0.09 per person, with an average total of AUD 2.29. Choose the option that suits your plan.

With 37.126k verified reviews, SIM card Koh Samui boast an average rating of 4.6.

This week's most popular SIM card: "Thailand | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code", with 5.647k reviews and a 4.7 rating.

The next available day tour departs on February 7, 2026. Book now to secure your spot!

Koh Samui SIM card usually take about 1 hours — perfect for a relaxed, immersive experience!

February is the perfect time to visit Koh Samui! Choose from SIM card available day tours, including seasonal favorites like Thailand | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code.

Your trip, worry-free! All day tours are run by licensed suppliers with verified reviews, and many include free cancellation before departure.

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Reviews/Trip Moments

Reviews: Thailand 5G eSIM | TikTok & ChatGPT Available | Day Pass/Total Data Package | 24-Hour Billing | QR Code
Guest User2026-02-05
Excellent connection, easy to set up following the instructions, no need to enter data on third-party websites. I installed it at home and it worked immediately upon arrival. You can share your internet, and 2 GB per day was enough.
Reviews: Thailand | 5G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Guest User2026-02-06
I had no trouble installing the eSIM—it installed in seconds and works perfectly in Thailand!
Reviews: Thailand Dtac 5G eSIM | Local Phone Number | Unlimited Data | 24-Hour Billing | QR Code
Guest User2026-02-06
I bought a SIM card for myself and my girlfriend, it works great, I added it to my phone one day before departure, upon arrival in Thailand the 5G network appeared, it works great, I have not had any problems with the Internet not working yet
Reviews: Thailand AIS 5G eSIM | Unlimited Data | Local Phone Number | Real-Name Authentication Required | QR code
Guest User2026-02-06
The installation was quick and easy, and everything was simple and convenient. We were in Bangkok and Hua Hin, and the connection and internet were stable everywhere and at all times. I could even share the internet.
Reviews: Southeast Asia 5 Destinations 5G eSIM | Singapore, Malaysia, Thailand, Vietnam, Indonesia | 1–30 Days | Instant QR
Guest User2026-02-02
The connection is excellent; the SIM card activates in a minute and works right away. The main thing is to enable data roaming in the settings. Without it, there's no internet access.
Reviews: Southeast Asia (7 countries) | 5G/4G eSIM | Day Pass/Total Package | 24H Billing | 1-30 days | QR code
Guest User2025-11-29
Easy to install. Convenient to use. Good signal. Works well even in many places. There is a link to check how much you have used. Recommended. No need to put in a SIM card, it's a hassle.
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