International Engine of the Year Annual winners Annual winners

| category | _1999 | _2000 | _2001 | _2004 |
|---|---|---|---|---|
| Sub 1 litre | Toyota 1SZ-FE 1.0L Yaris | Honda 1.0L IMA Insight | Honda 1.0L IMA Insight | Honda 1.0L IMA Insight |
| 1.0litre to 1.4litre | Volkswagen 1.2L TDI 3L | Toyota 2NZ-FE 1.3L VVT-i | Volkswagen 1.4L TDI | Honda 1.3L IMA Civic |
| 1.4litre to 1.8litre | Toyota 1NZ-FXE Hybrid Prius | Honda Accord 1.8L | BMW N42 1.8L Valvetronic | Toyota 1NZ-FXE 1.5L Hybrid Synergy Drive Prius |
| 1.8litre to 2.0litre | Volkswagen 1.9L 110PS TDI | Honda S2000 2.0L | Honda S2000 2.0L | Honda S2000 2.0L |
| 2.0litre to 2.5litre | Audi 2.5L V6 TDI A4 / A6 / A8 | Alfa Romeo 2.5L V6 156 / 166 | PSA Peugeot Citroën DW12 2.2L HDi C5 / 607 | BMW M54 2.5L 325i / X3 / 525i / Z4 |