| Best time | January, February, November, December | February, March, April, October… |
| Climate | warm | warm |
| Budget | Backpacker – Mid-range | Backpacker – Mid-range |
| Trip length | 2–8 wks | 2–6 wks |
| Visa | Visa-free for most Western passports (30-60 days). Verify before travel. | E-visa available for most nationalities (90 days). Verify before travel. |
| Currency | THB (Baht). Roughly 36 THB ≈ 1 USD. | VND (Dong). Roughly 25,000 VND ≈ 1 USD. |
| Language | Thai. Decent English in tourist areas, less elsewhere. | Vietnamese. Limited English outside major cities and tourist spots. |
| Tap water | Tap water not safe to drink. | Tap water not safe. |
| Safety | Very safe overall. Watch for scams in Bangkok and on islands. | Safe. Traffic and pickpocketing are the main concerns. |