The gap is driven by the headline tax structure — no special regime applied. Both countries are indicated in USD at the displayed FX.
| Personal income tax progressive · top 24% | $7,500 |
| Social security no statutory contribution | — |
| Total deductions | $7,500 |
| Gross income | $100,000 |
| Net take-home | $92,500 |
| Personal income tax feie · 0% flat | — |
| Social security 22.9% employee · capped | $7,650 |
| Total deductions | $7,650 |
| Gross income | $100,000 |
| Net take-home | $92,350 |
| Instrument | Singapore · USD | United States · USD | Δ (US − SG) |
|---|---|---|---|
I. Personal income tax | |||
Personal income tax SGprogressive · top 24%USfeie · 0% flat | $7,500 | — | −$7,500 |
| subtotal · personal income tax | $7,500 | $0 | −$7,500 |
II. Mandatory social security & health | |||
FICA 6.2% SS (cap $184,500) + 1.45% Medicare (uncapped). Additional 0.9% Medicare above $200k not modeled. SG—US7.6% · capped $184,500 | — | $7,650 | +$7,650 |
SECA: both employer + employee portions paid by SE. SG—US15.3% · capped $184,500 | — | — | — |
| subtotal · mandatory social security & health | $0 | $7,650 | +$7,650 |
| Total deductions | $7,500 | $7,650 | +$150 |
| Effective rate | 7.5% | 7.6% | 0.2 pp |
| Gross income | $100,000 | $100,000 | — |
| Net take-home | $92,500 | $92,350 | −$150 |
Table 1 · Statutory deductions, single-filer remote worker, FY2026 indicative. All amounts in USD. n/a where instrument does not apply. | |||
| PPP basis · NYC = 100 | Singapore | United States | Δ |
|---|---|---|---|
Cost-of-living index Indicative · placeholder until COL table ships | 88.0 | 100.0 | +12.0 pts |
Nominal net (annual) From the engine — exact | $92,500 | $92,350 | −$150 |
| Real net · United States basket | $105,114 | $92,350 | −$12,764 |
Every line above can be traced to a primary instrument. We publish the model; you may toggle its parameters.
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