Consumo de combustible: 39 de 43 variantes con datos.
| # | Variante | Año | Carrocería | Combustible | Consumo de combustible |
|---|---|---|---|---|---|
| 1 | Fiat Idea 1.4 16v Active | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 2 | Fiat Idea 1.4 16v Active | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 3 | Fiat Idea 1.4 16v Dynamic | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 4 | Fiat Idea 1.4 16v Dynamic | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 5 | Fiat Idea 1.4 16v Emotion | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 6 | Fiat Idea 1.4 16v Emotion | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 7 | Fiat Idea 1.4 16v Active Plus | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 8 | Fiat Idea 1.4 16v Young | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 9 | Fiat Idea 1.4 16v Dynamic Plus | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 10 | Fiat Idea 1.4 16v Emotion | 2005 | Monovolumen | Gasolina | 6,6 l/100km |
| 11 | Fiat Idea 1.4 16v Active | 2003 | Monovolumen | Gasolina | 6,6 l/100km |
| 12 | Fiat Idea 1.4 16v Dynamic | 2003 | Monovolumen | Gasolina | 6,6 l/100km |
| 13 | Fiat Idea 1.4 16v Dynamic Plus | 2003 | Monovolumen | Gasolina | 6,6 l/100km |
| 14 | Fiat Idea 1.4 16v Emotion | 2003 | Monovolumen | Gasolina | 6,6 l/100km |
| 15 | Fiat Idea 1.4 16v Active Plus | 2005 | Monovolumen | Gasolina | 6,4 l/100km |
| 16 | Fiat Idea 1.4 16v Dynamic Plus | 2005 | Monovolumen | Gasolina | 6,4 l/100km |
| 17 | Fiat Idea 1.4 16v Active | 2004 | Monovolumen | Gasolina | 6,4 l/100km |
| 18 | Fiat Idea 1.4 16v Dynamic | 2004 | Monovolumen | Gasolina | 6,4 l/100km |
| 19 | Fiat Idea 1.4 16v Dynamic Plus | 2004 | Monovolumen | Gasolina | 6,4 l/100km |
| 20 | Fiat Idea 1.4 16v Emotion | 2004 | Monovolumen | Gasolina | 6,4 l/100km |
| 21 | Fiat Idea 1.4 8v Actual | 2005 | Monovolumen | Gasolina | 6,2 l/100km |
| 22 | Fiat Idea 1.4 8v Actual Plus | 2005 | Monovolumen | Gasolina | 6,2 l/100km |
| 23 | Fiat Idea 1.4 8v Actual | 2005 | Monovolumen | Gasolina | 6,2 l/100km |
| 24 | Fiat Idea 1.4 8v Actual Plus | 2005 | Monovolumen | Gasolina | 6,2 l/100km |
| 25 | Fiat Idea 1.9 Multijet Dynamic | 2005 | Monovolumen | Diésel | 5,5 l/100km |
| 26 | Fiat Idea 1.9 JTD Dynamic Plus | 2005 | Monovolumen | Diésel | 5,5 l/100km |
| 27 | Fiat Idea 1.9 JTD Emotion | 2004 | Monovolumen | Diésel | 5,5 l/100km |
| 28 | Fiat Idea 1.3 JTD 16v Active | 2004 | Monovolumen | Diésel | 5,3 l/100km |
| 29 | Fiat Idea 1.3 JTD 16v Dynamic | 2004 | Monovolumen | Diésel | 5,3 l/100km |
| 30 | Fiat Idea 1.3 JTD 16v Dynamic Plus | 2004 | Monovolumen | Diésel | 5,3 l/100km |
| 31 | Fiat Idea 1.3 JTD 16v Emotion | 2004 | Monovolumen | Diésel | 5,3 l/100km |
| 32 | Fiat Idea 1.3 Multijet 16v 70 Dynamic | 2005 | Monovolumen | Diésel | 5,1 l/100km |
| 33 | Fiat Idea 1.3 Multijet 16v 70 Dynamic | 2005 | Monovolumen | Diésel | 5,1 l/100km |
| 34 | Fiat Idea 1.3 Multijet 16v 70 Emotion | 2005 | Monovolumen | Diésel | 5,1 l/100km |
| 35 | Fiat Idea 1.3 Multijet 16v 70 Emotion | 2005 | Monovolumen | Diésel | 5,1 l/100km |
| 36 | Fiat Idea 1.3 JTD 16v Active | 2003 | Monovolumen | Diésel | 5,1 l/100km |
| 37 | Fiat Idea 1.3 JTD 16v Dynamic | 2003 | Monovolumen | Diésel | 5,1 l/100km |
| 38 | Fiat Idea 1.3 JTD 16v Dynamic Plus | 2003 | Monovolumen | Diésel | 5,1 l/100km |
| 39 | Fiat Idea 1.3 JTD 16v Emotion | 2003 | Monovolumen | Diésel | 5,1 l/100km |