eSIM.sm Vietnam 2026: Cheap Data Plans & Prices

The cheapest eSIM.sm for Vietnam costs $4.30 and gives you 1 GB for 7 days. It's the regional eSIM, which also works in other countries. We recheck prices daily, so this price is up to date. You can buy it on the official eSIM.sm site.

Yes, eSIM.sm works in Vietnam on its Vietnam-only plans and on its regional eSIMs. If your eSIM is installed but won't connect after you land, open your phone's settings and turn on data roaming for it. Your home SIM can stay as it is.

For Vietnam alone, these are eSIM.sm's lowest prices by trip length:

• 7 days: $5.60 for 1 GB
• 15 days: $9.10 for 3 GB
• 30 days: $21.30 for 10 GB

No, eSIM.sm has no unlimited plans for Vietnam, so every plan comes with a set amount of data.

eSIM.sm is an eSIM store for travelers, with plans covering 184 destinations. On Trustpilot, 11,085 people have rated it 4.7 out of 5.

With eSIM.sm, 1 GB in Vietnam can cost as little as $1.58 on the regional eSIM, which has 20 GB for 30 days. On a Vietnam-only plan, the lowest rate is $1.88 per GB, with 20 GB for 30 days.

Yes, you can share your data through a personal hotspot, with no limit on how much you share.

Yes, as a paid extra, but only with its Global eSIM: you can add a US or UK phone number with minutes included every month. eSIM.sm's Vietnam plans themselves are data only.

Yes, you can buy it ahead and activate it within 180 days of purchase. On most plans, the days start only when you reach Vietnam and the eSIM connects to a network.

Yes, plans with a set amount of data can be topped up on the website or in the app under My eSIMs, and a top-up adds both data and days. Unlimited plans and expired eSIMs can't be topped up.

Yes, eSIM.sm has 6 regional plans that cover Vietnam and other countries. These keep you online as you cross borders. Even for Vietnam alone, the regional plan can cost less: 10 GB for 30 days is $18.00 on it and $21.30 on the Vietnam eSIM.