Koh Chang vs Koh Tao

See how these destinations compare for your trip.

Choose two different destinations to compare.

Not sure where to go? Find my destination

Forested islands and shallow turquoise water seen from Kai Bae View Point on Koh Chang
Koh Chang island
An aerial view of Koh Tao’s rocky, forested headland between two coastal bays
Koh Tao island
Quick verdict
Why choose Koh Chang

A small advantage for keeping costs down

Local eateries and a range of guesthouses help with value, while ferry transfers and island transport add to the total.

Why choose Koh Tao

No clear advantage in the shared assessments

A compact island escape built around diving, bays and boat trips.

Koh Chang and Koh Tao in Thailand Dots show representative locations, rather than destination boundaries. Koh Tao Koh Chang

Side by side

What feels different

Our editorial assessments · Select a factor to see how we scored each place.

Koh Chang Factor Koh Tao

Why we rate Koh Chang 8/10

Several long west-coast beaches make beach days easy, though the sand and swimming vary by bay and season.

Why we rate Koh Tao 8/10

Small coves and sandy bays suit swimming and snorkelling, though some beaches are compact or tied to particular resorts.

What we assess

Beach appeal, convenient access and variety during a beach-focused stay, within the destination itself.

Why we rate Koh Chang 8/10

A mountainous rainforest interior, waterfalls and curving bays give Koh Chang more than a beach-only landscape.

Why we rate Koh Tao 8/10

Granite headlands, clear-water bays and viewpoints create a memorable island landscape.

What we assess

The visual impact of natural surroundings and how central those landscapes are to a typical stay.

Why we rate Koh Chang 4/10

Fishing communities, temples and local island life add some cultural interest, but major heritage sights are limited.

Why we rate Koh Tao 2/10

Koh Tao’s visitor offer centres on diving and beach life, with few major cultural or historic sights.

What we assess

The variety, depth and practical access to historic places, temples, architecture, traditions and cultural experiences during a typical stay.

Why we rate Koh Chang 6/10

Seafood, Thai restaurants and familiar international meals are available along the west-coast bases.

Why we rate Koh Tao 6/10

Thai meals and international café food are plentiful in the main bays, with less choice in quieter corners.

What we assess

Food quality, variety, distinctive local cooking and how readily visitors can find good places to eat, regardless of price.

Why we rate Koh Chang 4/10

Beach bars and casual live music are available, but evenings are generally low-key outside a few strips.

Why we rate Koh Tao 5/10

Beach bars and dive-town venues give you options after dark, but the scene is smaller and less varied than larger islands.

What we assess

The choice, variety and liveliness of evening venues, their opening hours and how easily you can enjoy a typical night out.

Why we rate Koh Chang 7/10

Quiet beaches and forested stays are easy to find away from the busiest west-coast centres.

Why we rate Koh Tao 6/10

Calmer bays are available, while the main beaches and dive centres stay active through the day and evening.

What we assess

How easily you can enjoy a peaceful stay, considering traffic, nightlife noise, crowds and practical quieter bases.

Why we rate Koh Chang 8/10

Boat trips reach nearby islands and snorkelling sites, though routes and frequency depend on season and departure bay.

Why we rate Koh Tao 8/10

Snorkelling and dive boats reach nearby reefs and Nang Yuan, with ferry links to the other Gulf islands.

What we assess

The variety of worthwhile sea-island trips, convenient departures, journey times and flexibility under normal operating conditions.

Why we rate Koh Chang 5/10

Shared songthaews and organised trips cover popular stops, but routes are limited and the island’s steep, spread-out roads constrain flexibility.

Why we rate Koh Tao 5/10

Taxis, boat taxis and tours can replace a scooter, but steep roads and dispersed bays make independent movement harder.

What we assess

Freedom to explore without renting a scooter, using walking, public transport, taxis, tuk-tuks, ride-hailing or boats; transport price is assessed separately.

Why we rate Koh Chang 7/10

Local eateries and a range of guesthouses help with value, while ferry transfers and island transport add to the total.

Why we rate Koh Tao 6/10

Guesthouses and local restaurants keep a modest trip possible, while dive courses, transfers and island transport add cost.

What we assess

How easily you can enjoy a typical stay on a modest budget, including simple accommodation, food, realistic transport and characteristic activities.

Scores out of 10 · Higher means more of that characteristic About these scores

How to read the scale
Scores run from 0 to 10 and describe how strongly a destination offers each characteristic.

Higher does not always mean better
A higher nightlife score means a livelier scene. A higher quietness score means a calmer atmosphere. The right balance depends on your trip.

Close scores mean similar experiences
Small differences should not decide your trip on their own.

Koh Chang

Choose Koh Chang if...

  • You want a beach holiday with rainforest and waterfall outings too.
  • You like a green, mountainous island with several different beach bases.
  • You prefer casual beach evenings and quieter stays over a major party scene.

The trade-off

The island is spread out, with steep roads between some areas. Shared taxis and organised trips help, but beach-hopping and independent exploring take more planning than on a compact island.

Koh Tao

Choose Koh Tao if...

  • You want diving or snorkelling to be a big part of your holiday.
  • You like small bays, coastal viewpoints and clear-water boat outings.
  • You want a sociable island base with cafés, casual bars and a strong diving community.

The trade-off

The bays are separated by hills, so exploring beyond your stay area usually needs taxis, boat taxis or tours. A quieter cove can also put you farther from the main restaurants and evening scene.

Plan your trip

When to go

See how temperature, rainfall and travel conditions change through the year. Select a month to focus your comparison.

Selected month comparison for Koh Chang and Koh Tao
FactorKoh ChangKoh Tao
Average daytime high 32°C 29°C
Monthly Rainfall 51 mm 127 mm
Rainy days 4.9 11.1
Crowds High High
Stay prices High High
Sea conditions Calm Variable
Average daytime high 32°C 29°C
Monthly Rainfall 82 mm 64 mm
Rainy days 7.4 5.6
Crowds High High
Stay prices High High
Sea conditions Calm Calm
Average daytime high 33°C 30°C
Monthly Rainfall 140 mm 116 mm
Rainy days 12.6 5.9
Crowds High High
Stay prices High High
Sea conditions Calm Calm
Average daytime high 33°C 32°C
Monthly Rainfall 196 mm 83 mm
Rainy days 14.9 8.1
Crowds Moderate Moderate
Stay prices Typical Typical
Sea conditions Calm Calm
Average daytime high 33°C 33°C
Monthly Rainfall 420 mm 132 mm
Rainy days 21.9 14
Crowds Low Moderate
Stay prices Low Typical
Sea conditions Variable Variable
Average daytime high 32°C 33°C
Monthly Rainfall 777 mm 134 mm
Rainy days 25.4 13.1
Crowds Low Moderate
Stay prices Low Typical
Sea conditions Rough Variable
Average daytime high 31°C 32°C
Monthly Rainfall 1024 mm 117 mm
Rainy days 26.6 14.3
Crowds Low High
Stay prices Low High
Sea conditions Rough Variable
Average daytime high 31°C 32°C
Monthly Rainfall 970 mm 102 mm
Rainy days 27 14.5
Crowds Low High
Stay prices Low High
Sea conditions Rough Variable
Average daytime high 31°C 32°C
Monthly Rainfall 816 mm 118 mm
Rainy days 24.8 15
Crowds Low Moderate
Stay prices Low Typical
Sea conditions Rough Variable
Average daytime high 32°C 31°C
Monthly Rainfall 338 mm 295 mm
Rainy days 21.3 19.3
Crowds Moderate Low
Stay prices Typical Low
Sea conditions Variable Variable
Average daytime high 33°C 30°C
Monthly Rainfall 85 mm 445 mm
Rainy days 9.1 18.7
Crowds High Low
Stay prices High Low
Sea conditions Calm Rough
Average daytime high 32°C 29°C
Monthly Rainfall 28 mm 263 mm
Rainy days 3.5 14.2
Crowds High High
Stay prices High High
Sea conditions Calm Variable
Monthly conditions for Koh Chang and Koh Tao
DestinationJanFebMarAprMayJunJulAugSepOctNovDec
Average daytime high
Koh Chang
32°C
32°C
33°C
33°C
33°C
32°C
31°C
31°C
31°C
32°C
33°C
32°C
Koh Tao
29°C
29°C
30°C
32°C
33°C
33°C
32°C
32°C
32°C
31°C
30°C
29°C
Monthly Rainfall
Koh Chang
51 mm
82 mm
140 mm
196 mm
420 mm
777 mm
1024 mm
970 mm
816 mm
338 mm
85 mm
28 mm
Koh Tao
127 mm
64 mm
116 mm
83 mm
132 mm
134 mm
117 mm
102 mm
118 mm
295 mm
445 mm
263 mm
Rainy days
Koh Chang 4.9 7.4 12.6 14.9 21.9 25.4 26.6 27 24.8 21.3 9.1 3.5
Koh Tao 11.1 5.6 5.9 8.1 14 13.1 14.3 14.5 15 19.3 18.7 14.2
Crowds
Koh Chang High High High Moderate Low Low Low Low Low Moderate High High
Koh Tao High High High Moderate Moderate Moderate High High Moderate Low Low High
Stay prices
Koh Chang High High High Typical Low Low Low Low Low Typical High High
Koh Tao High High High Typical Typical Typical High High Typical Low Low High
Sea conditions
Koh Chang Calm Calm Calm Calm Variable Rough Rough Rough Rough Variable Calm Calm
Koh Tao Variable Calm Calm Calm Variable Variable Variable Variable Variable Variable Rough Variable

Temperatures are historical average daytime highs, not the highest temperatures you might experience. Rainfall and rainy days are monthly averages, not a forecast. A rainy day need not mean rain all day.

Stay prices are relative to each destination’s usual rates. Holidays can bring extra crowds and higher prices. Sea conditions vary by beach and day; check local conditions before boat trips.

Koh Chang: Thai Meteorological Department — TRAT, 1991–2020.

Koh Tao: Thai Meteorological Department — KO SAMUI, 1991–2020.