Singapore vs Guernsey: which jurisdiction wins?

Singapore vs Guernsey — both credible, very different trade-offs. Below: side-by-side on the variables that actually move the decision.

	Singapore	Guernsey
Tax headline	17% headline, effective 0–8.5% with incentives	0% (10% banking/insurance)
Formation days	1	5
First-year cost	$3,500	$5,500
Treaties	90+	12+
Substance	Real substance required for tax residency certificate	Substance Law 2018
Banking	Tier-1 banking (DBS, UOB, OCBC) plus EMI ecosystem	Channel Islands tier-1 banks

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Wrong jurisdiction, wrong substance, or wrong bank shortlist is a 12-month problem. A 30-minute briefing fixes 80% of it.