TravelReady Guide

Travel comparison

Singapore vs Indonesia

A side-by-side look at the practical travel essentials for Singapore and Indonesia — power, safety, money and getting around — so you can plan or choose between them quickly.

Quick answer

Traveling between Singapore and Indonesia, you will need a plug adapter, and a voltage converter is generally not needed for dual-voltage chargers.

Detail Singapore Indonesia
Power plug Type G Type C/F
Voltage 230V 230V
Frequency 50Hz 50Hz
Emergency (general) 999 (police) / 995 (ambulance & fire) 112
Police 999 110
Ambulance 995 119
Tap water Generally safe Use bottled water
Driving side Left Left
Currency Singapore Dollar (SGD, $) Indonesian Rupiah (IDR, Rp)
Dialing code +65 +62
Time zone UTC+8 (SGT) UTC+7 to UTC+9
Best season Singapore is warm and humid year-round. February to April is often a comfortable window for sightseeing, while November to January can be wetter. Indoor attractions and evening plans help manage heat at any time of year. May to September is generally the dry season for Bali, Java and many popular routes. Rainy season varies by island, and travel around national holidays can be busy, so check local conditions for remote islands.

Full brief

Singapore travel essentials

Plugs, emergency numbers, tap water, tipping and more for Singapore.

Full brief

Indonesia travel essentials

Plugs, emergency numbers, tap water, tipping and more for Indonesia.

Check exactly what adapter you need →