Khao Lak vs Koh Samui
for digital nomads
Under balanced weights Koh Samui edges it, 56 to 55, winning 2 of the 9 factors. Khao Lak is stronger on nothing outright; Koh Samui on internet. Change the weights in the ranker to see which one wins for you.
Resort coast north of Phuket: long beaches, Similan diving, no nightlife
Full Khao Lak profile →Plan a trip to Khao Lak →Big island hub with resorts, villas and a real airport
Full Koh Samui profile →Plan a trip to Koh Samui →Where they differ
- Internet. Koh Samui leads on internet, 69 to 57, against Khao Lak. Measured download: 18.3 Mbps vs 33.3 Mbps.
- Getting there & around. Khao Lak leads on getting there & around, 15 to 6, against Koh Samui. Non-stop airport destinations: 69 vs 10.
Where they are close. Within five points on air quality, cost of living, safety, healthcare, visa ease, climate, quality of life.
Pick Khao Lak if you want
- no clear edge over Koh Samui in the data
Pick Koh Samui if you want
- faster internet (33.3 Mbps measured)
Factor scores (0–100, balanced weights)
| Metric | Khao Lak | Koh Samui |
|---|---|---|
| Cost of living | 74 | 74 |
| Safety | 51 | 51 |
| Healthcare | 81 | 81 |
| Internet | 57 | 69 ✓ |
| Visa ease | 58 | 58 |
| Getting there & around | 15 ✓ | 6 |
| Climate | 25 | 25 |
| Air quality | 85 | 88 ✓ |
| Quality of life | 52 | 52 |
Cost
| Metric | Khao Lak | Koh Samui |
|---|---|---|
| Monthly cost, one personcountry-level estimate for at least one city | $1,000 | $1,000 |
| Central one-bedroom rent | no data | no data |
Safety and health (country-level)
| Metric | Khao Lak | Koh Samui |
|---|---|---|
| Homicides per 100k | 4.4 | 4.4 |
| Political stability (0–100) | 55.8 | 55.8 |
| UHC service coverage (0–100) | 82 | 82 |
| Life expectancy | 78.1 yrs | 78.1 yrs |
Internet (M-Lab measured medians)
| Metric | Khao Lak | Koh Samui |
|---|---|---|
| Download | 18.3 Mbps | 33.3 Mbps ✓ |
| Upload | 9.4 Mbps | 19.9 Mbps ✓ |
Visa
| Metric | Khao Lak | Koh Samui |
|---|---|---|
| Nomad visa | Destination Thailand Visa (DTV) | Destination Thailand Visa (DTV) |
| Minimum income for the visa | no data | no data |
| Entry, US passport | 30 days | 30 days |
| Entry, EU passport | 30 days | 30 days |
| Entry, UK passport | 30 days | 30 days |
Getting there and around
| Metric | Khao Lak | Koh Samui |
|---|---|---|
| Non-stop airport destinations | 69 ✓ | 10 |
| Walkability (1–5, editorial) | 2 | 2 |
| Transit (1–5, editorial) | 1 | 1 |
Climate and air
| Metric | Khao Lak | Koh Samui |
|---|---|---|
| Comfortable months per year | 3 | 3 |
| Annual mean PM2.5 | 11.9 µg/m³ | 10.4 µg/m³ ✓ |
✓ marks the better value in each row; ties and missing data are left unmarked.
Frequently asked
- Which is cheaper, Khao Lak or Koh Samui?
- Khao Lak and Koh Samui cost about the same: roughly $1,000 per month for one person.
- Is Khao Lak or Koh Samui safer?
- Khao Lak and Koh Samui score the same on safety (51), based on national homicide rates and World Bank political-stability scores.
- Where is the internet faster, Khao Lak or Koh Samui?
- Koh Samui: a measured median of 33.3 Mbps versus 18.3 Mbps (M-Lab, 2024).
More comparisons
- Khao Lak vs Koh Lipe
- Khao Lak vs Krabi (Ao Nang)
- Koh Samui vs Koh Lanta
- Koh Samui vs Koh Phangan
- All comparisons
Sources: Cost of Living Global 2026 (city rows); 2026 Cost of Living Index (country level); Worldwide Governance Indicators — Political Stability and Absence of Violence (score 0–100); Estimates of rates of homicides per 100 000 population; UHC service coverage index; Life expectancy at birth (years), both sexes; M-Lab NDT statistics (city aggregates, 2024); Airport destinations (Wikipedia airline and destination tables); NASA POWER climatology (2001–2020 monthly means); SatPM2.5 satellite-derived annual PM2.5 (V6.GL.02.04); Human Development Index (HDR 2025, HDI 2023); EF English Proficiency Index 2024 (band); Walkability and transit ratings (editorial); Passport Index dataset (visa requirements, 199 passports × 199 destinations); Official entry rules that changed after the Passport Index snapshot; OpenStreetMap restaurants (Overpass API); Nostos long-stay visa guides; Starlink availability map. Dataset 2026.11.2. See each city page for per-metric footnotes and the methodology.