Which island is easier to navigate as a first-time visitor?

Koh Samui's compact size (229 km²) and established tourism infrastructure make navigation simpler, while Lombok's vastness (4,567 km²) requires more planning.

What is the population difference between these islands?

Lombok has approximately 3.3 million residents, making it roughly 57 times more densely populated overall than Koh Samui's 58,000 permanent inhabitants.

Which island has a longer dry season for beach travel?

Lombok offers seven dry-season months (April–October), while Koh Samui's optimal windows are shorter at February–March and June–August.

How do currencies and costs compare?

Lombok uses Indonesian Rupiah (IDR) and is generally more budget-friendly; Koh Samui uses Thai Baht (THB) with premium resort pricing higher than Lombok's average.

LombokKoh Samui

Lombok is a larger, quieter Indonesian island with diverse geography and longer dry seasons, while Koh Samui is Thailand's compact, resort-focused second island with established tourism infrastructure and year-round appeal.

Side A

Visit Lombok

Side B

Visit Koh Samui

Category 01

Geography

Metric

Lombok

Koh Samui

Island Area (km²)4,566.54228.70
Population3,311,044

57,845

Category 02

Location

Metric

Lombok

Koh Samui

CountryIndonesiaThailand
TimezoneAsia/MakassarAsia/Bangkok

Category 03

Climate

Metric

Lombok

Koh Samui

Climate ZoneTropicalTropical

Category 04

Access

Metric

Lombok

Koh Samui

Primary LanguageIndonesianThai

Category 05

Currency

Metric

Lombok

Koh Samui

Local CurrencyIDRTHB

Category 06

Travel Style

Metric

Lombok

Koh Samui

Recommended AtmosphereBeach, island, mountain, quietBeach, island, resort-focused

Notes from the desk

Choose Lombok if

You prefer a larger, quieter island with mountain terrain and fewer resorts.
Your schedule aligns with April–October dry season travel.
You seek budget-friendly accommodation in less commercialised settings.

Choose Koh Samui if

You want established resort infrastructure and organised beach amenities.
You prefer a more compact island easier to explore in one week.
You can visit February–March or June–August for optimal weather.

Verdict

Choose Lombok for scale, natural diversity, and tranquility; choose Koh Samui for convenience, tourism services, and accessible island living.

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Stay in Koh Samui

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Frequently asked

Which island is easier to navigate as a first-time visitor?: Koh Samui's compact size (229 km²) and established tourism infrastructure make navigation simpler, while Lombok's vastness (4,567 km²) requires more planning.
What is the population difference between these islands?: Lombok has approximately 3.3 million residents, making it roughly 57 times more densely populated overall than Koh Samui's 58,000 permanent inhabitants.
Which island has a longer dry season for beach travel?: Lombok offers seven dry-season months (April–October), while Koh Samui's optimal windows are shorter at February–March and June–August.
How do currencies and costs compare?: Lombok uses Indonesian Rupiah (IDR) and is generally more budget-friendly; Koh Samui uses Thai Baht (THB) with premium resort pricing higher than Lombok's average.

Quotable facts

Lombok spans 4,566.54 km² across the Lesser Sunda Islands, roughly 20 times larger than Koh Samui's 228.70 km².
Koh Samui received 2.7 million tourist visits in 2018, indicating well-established international tourism infrastructure.
Lombok's dry season extends seven months (April–October), compared to Koh Samui's scattered optimal months (February–March, June–August).
Koh Samui became a self-governing municipality in 2012, indicating autonomous tourism management separate from Surat Thani Province.
Lombok's 3.3 million population makes it substantially inhabited compared to Koh Samui's 57,845 residents, despite both being island destinations.

Plan from this comparison

LombokvsKoh Samui

Geography

Location

Climate

Access

Currency

Travel Style

Choose Lombok if

Choose Koh Samui if

Verdict

Frequently asked

LombokKoh Samui