Thailand markets hub: Koh Samui vs Phuket · Canonical comparison.
Yes, for most investors, Phuket is the stronger choice. Phuket has three times the international flight connectivity, twice the annual tourism volume (~9M vs ~2M visitors), and deeper liquidity in the resale market. Koh Samui offers lower entry prices but narrower exit options and a less developed foreign-ownership legal framework for condos.
For the full cluster, start at Phuket Property Investment Master Guide 2026.
Tourism Volume and Demand Drivers
| Metric | Phuket | Koh Samui |
|---|---|---|
| Annual visitors (2025) | ~9.3M | ~2M |
| International airports | 1 (major hub) | 1 (domestic-focused) |
| Direct flights from | 60+ countries | Mainly Bangkok connections |
| Hotel/condo supply | ~95,000 rooms | ~25,000 rooms |
| Foreign buyer activity | Very high | Moderate |
Phuket International Airport handles direct flights from Europe, Russia, China, Australia and the Middle East. Koh Samui Airport is privately owned by Bangkok Airways, which limits competition and keeps airfares higher, a real deterrent for budget-conscious tourists and short-stay visitors.
Higher and more diversified visitor inflow means Phuket rental properties experience fewer seasonal gaps. Samui has a longer low season (September-October coincides with monsoon on the Gulf coast) that can push occupancy down to 30-40%.
Yields, Prices and Foreign Quota
| Factor | Phuket | Koh Samui |
|---|---|---|
| Entry price (condo studio) | From $85,000 | From $60,000 |
| Gross yield range | 7-10% | 6-9% |
| Foreign freehold quota | Yes, 49% condo law | Very limited (fewer condos) |
| Villa ownership | Leasehold 30+30+30 | Leasehold only |
| Resale liquidity | High | Low-medium |
The key structural advantage Phuket holds is the Condominium Act freehold quota. Because Phuket has many registered condominium buildings, foreigners can own up to 49% of floor area with true title (Chanote). On Koh Samui, the condominium market is much smaller, most property is villas sold via leasehold, and resale to other foreigners is harder.
Developer Ecosystem and Legal Infrastructure
- Stronger project documentation (EIA permits, building permits, escrow)
- More competition keeping developer quality up
- More lawyers, agents and due diligence infrastructure
- Larger resale agent network
Koh Samui has fewer large developers and a more fragmented, informal market. Due diligence is more complex because fewer projects have clean title documentation.
When Koh Samui Makes Sense
- You want a lower entry price (studios from $60k)
- You prefer a quieter lifestyle market with a loyal expat community
- You’re buying for personal use more than investment returns
- You already own Phuket property and want geographic diversification
For pure investment returns, Phuket wins on yield, liquidity and capital appreciation. For lifestyle or second-home buyers on a tighter budget, Samui remains viable.
Capital Appreciation
Koh Samui capital appreciation data is less transparent due to smaller transaction volumes. Anecdotally, price gains of 3-5% per year are reported, but thin liquidity means actual realised gains at exit are harder to achieve.
What This Means for Buyers?
If you’re looking for a quieter, more affordable entry into Thai island property, Koh Samui deserves a look, but go in with clear expectations about resale timelines and yield ceilings.
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Frequently Asked Questions
Phuket, gross yields of 7-10% beat Samui's 6-9%, and higher tourist volume means better occupancy rates year-round.
Very limited. Koh Samui has few registered condominium buildings, so most foreign purchases are leasehold villas. Phuket has a much larger freehold condo market.
Koh Samui entry prices start around $60,000 vs $85,000 in Phuket, but Phuket's higher yields and liquidity typically justify the premium.
Phuket recorded approximately 9.3 million visitors in 2025. Koh Samui receives around 2 million, roughly 3x fewer.
Yes. Phuket has a much deeper resale market with more foreign buyers actively searching. Koh Samui resales can take 12-24 months to close vs 6-12 months in prime Phuket areas.
Maksim Shchegolev
Founder, MORE Group
Founder of MORE Group. Four years in investment banking before moving to Phuket, where he has worked in the local property market since 2018. Oversees developer relationships and every engagement above $300K.
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