Top picks for Koh Samui SIM card

Discover 37 SIM card in Koh Samui on Trip.com, updated 3 November 2026, with experiences lasting from 1 to 2 hours. Find the perfect adventure for your day!

From PLN 0.30 per person, with an average total of PLN 8.87. Choose the option that suits your plan.

With 73.414k verified reviews, SIM card Koh Samui boast an average rating of 4.6.

This week's most popular SIM card: "Thailand 5G eSIM | Supports Google Maps / ChatGPT | Daily/Total Data Plans | 24-Hour Billing | 1–30 Days | QR Code", with 15.482k reviews and a 4.6 rating.

The next available day tour departs on 4 November 2026. Book now to secure your spot!

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

November is the perfect time to visit Koh Samui! Choose from 37 available day tours, including seasonal favorites like Thailand 5G eSIM | Supports Google Maps / ChatGPT | Daily/Total Data Plans | 24-Hour 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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37 results for Koh Samui SIM card

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Reviews/Trip Moments

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Reviews: Thailand 5G eSIM | Supports Google Maps / ChatGPT | Daily/Total Data Plans | 24-Hour Billing | 1–30 Days | QR Code
Guest User2026-11-03
I used an eSIM for the first time on my trip to Thailand. Upon arriving at the Thai airport, I immediately got a 5G signal, and the connection was excellent in Bangkok and Ayutthaya. The cost was clearly displayed on a 24-hour basis, starting from the time of connection. Although it was a 4-night, 5-day trip, a 4-day plan was actually sufficient.
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Reviews: 5G eSIM for Singapore/Malaysia/Thailand/Indonesia (Southeast Asia) | Multi-network support, supports popular apps | 500MB/day - 50GB total | 24-hour billing | QR code
Guest User2026-11-02
Purchasing and installing an ESIM is very simple. You'll receive instructions with your purchase, and you'll actually need to scan the QR code you receive. In Indonesia, it works in both Bali and Sorong.
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Reviews: Thailand Dtac 5G eSIM | Local IP | Thailand phone number | 24 hr billing | QR code
Guest User2026-09-22
Works perfectly in Thailand from north to south in 5 hours
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Reviews: Thailand TrueMove 5G eSIM | Daily/Total Data Package | 1–30 Days | 24-Hour Billing | QR Code
Guest User2026-10-26
I’m fully satisfied with Trip.com and its service network providers. The booking process was smooth, the service was reliable, and everything went as expected. Overall, I had a great experience and really appreciate the convenience and support. I would definitely recommend Trip.com to others and look forward to booking with them again!
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Reviews: Thailand TRUE eSIM | 5G/4G | Daily Package/Full-Time Package | 1-30 Days | QR Code
Guest User2026-11-03
I bought 30GB for 30 days, thinking it wouldn't be enough, but it ended up being more than enough. Clear, easy-to-follow instructions and quick installation. The internet connection is lightning fast, I couldn't resist anything, recording classes, sending photos and videos—everything was great. I was especially pleased with the price!
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Reviews: Asia 10 Regions 5G eSIM | Multi-Network • All AI Supported | 1–30 Days | QR Code
Guest User2026-10-14
Buying a virtual card is easy. Installing it was a bit confusing at first. We received a few. Just enable roaming on the virtual card and it's up and running. It works well everywhere, even on the subway. 5G. I highly recommend it.