What is the best SIM card option for a 4-month stay in Thailand with a lot of data?

Oct 19, 2024
a day ago
Marc ************
ORIGINAL POSTER
I will arrive in BKK on November 22nd. Normally I buy a 30 day SIM card from AIS at the airport. This; Because I never stayed longer than 30 days in a row. I then reactivated the card when I return after a month or a few weeks in another country. This time I come with a 6 month visa. So I can (and will) stay 4 months. (interupted halfway by 5 days Kuala lumpur.

Who gives me the best advice for a SIM card with a lot of data for about 4 months or longer?
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TLDR : Answer Summary
For a 4-month stay in Thailand, expats recommend various SIM card options depending on needs. While many suggest continuing with the AIS SIM you have by topping up every 30 days, others recommend purchasing an eSIM or packages from providers like DTac or TrueMove for unlimited data. Options available include prepaid SIMs that offer 50GB for 588 THB per month, unlimited data plans, and deals available via online platforms like Shopee. For the best prices, it’s generally advised to avoid airport purchases and instead buy from convenience stores like 7-Eleven or directly at provider shops within malls.
Frankie *******
Check with a
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in thailand they will give u the best deal
Dave ********
Go Dtac or true shop in mall with passport get package... Tourist sims are rape
Astrid **********
Don’t buy at airport ! Way too expensive ….go to
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to buy !
Cassius **********
That's a massive SIM card
Luke ******
Personal I'm still using the AIS Sim from the airport and just top up the data, don't use calls or text much and if I do it's via WhatsApp, line etc, just top up data when I need to it's not expensive and been here for 6 months at the moment and it's still going strong. Don't over think it and enjoy your time 🙂
Todd *********
TrueMove 50GB per month is 200 baht. Renew via the app as you wish
Eric ******
This is the plan I have with AIS. $200 Baht per month. Fast internet and calls. Can't beat it. Been impressed with it for around $6 USD!
Martyn ***********
Dont buy ay airport, buy ordinary sim and analyse the available deals on the app.. Go for what's needed or just below, you get bombarded with deals when your limits are near.
Michael ********
Download the AIS app to look at the plans.

180 days (6 month) data only plan.

6mbps speed, unlimited data.

Price: 1,800 THB

(*You can add a bit of extra credit for calls or add an extra call plan ontop)
Brianna *******
We did AIS for 6 months unlimited and ended up being about $50 USD.
Sasi ************
ซิมเทพ is what I use when visiting Thailand as I never know when I’d leave the country, you can order from shopee or Lazada . There are 3,6,&12 months one time prepaid and that gives me more then enough data. It also comes with free calling , that’s enough for me as I mostly use the internet. The price are from 5-600 to 2,000 whichever suited your needs.

I’m not selling it or have any gains but feel free to DM me if you’re not sure if what I mean. Can’t post it here as I do not sure if the group’s policies.

You can get these sim at any telephone store too, the prices is a bet higher though.
Brian ********
Compare a E-sim to sim card deal I know AIS do E-sim
Robert *********
Buy a sim on the bus to Pattaya?
Ivan ************
If you buy on Shopee you can get good deals. AIS, 588B for 50GB/month for 3 months, 1,158B for 6 months.

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Cheapest is NT Telecom with unlimited max speed for 6 months for 599B but this is data only (no calls) and coverage is not as good as AIS. I have used it as an internet backup as it really is unlimited and can tether. I get around 30Mbps down, but only 5 up at home in Chiang Mai.

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There are data SIMs from True, DTAC and My as well. The best data deals are data SIMs on Shopee.
Ken ***********
I used adap for unlimited data every three months was 40 $ included 2000mins a month also
Kevin ******
Check all providers for best deal. I have AIS for 3 months at 450bht/mon
Bjørn ***************
I went to 7-11 yesterday to get a new unlimited month,,,the lady wanted 2000thb,,,,but after arguing a bit another lady showed up and I payed about 350thb,,,,,Have True Move
Dover **********
used to get from 7-11 take your passport, they do it all for you, if they still do cheaper a lot cheaper 😉
Stephen ********
Just use the sim you've been using as it sounds like you're happy enough with it, just top up every 30 days like you did when leaving for a few days and coming back. Only this time you're not leaving. And you get to keep your number, and LINE account if it's attached to that number
Jo **********
just use data roaming on your home phone
Thaimer ******
These 30 day’s packages reactivate for another 30 days if you have enough amount on your account
Steve *******
I bought a DTac eSIM sim from the mall for around 1200 - 1500 thb for a year service unlimited data. Just top it up when needed.
Leo ********
Follow
Giuseppe **********
If you come often, buy postpais sim, i have true move 373, just encreased price after 7 years( before was 324), and its unlimiteted data
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