CO₂ emissions: 13 of 29 variants rated.
Peugeot 806 ST 2.0 Turbo tops the Peugeot 806 ranking by CO₂ emissions, at 262 g/km.
Across 13 ranked variants, CO₂ emissions spans from 182 g/km to 262 g/km.
| # | Variant | Year | Body | Fuel | CO₂ emissions |
|---|---|---|---|---|---|
| 1 | Peugeot 806 ST 2.0 Turbo | 1998 | MPV | Petrol | 262 g/km |
| 2 | Peugeot 806 SR 2.0 | 1998 | MPV | Petrol | 252 g/km |
| 3 | Peugeot 806 ST 2.0 | 1998 | MPV | Petrol | 252 g/km |
| 4 | Peugeot 806 SR 2.0-16V | 2000 | MPV | Petrol | 232 g/km |
| 5 | Peugeot 806 ST 2.0-16V | 2000 | MPV | Petrol | 232 g/km |
| 6 | Peugeot 806 SR 2.0-16V | 2000 | MPV | Petrol | 221 g/km |
| 7 | Peugeot 806 ST 2.0-16V | 2000 | MPV | Petrol | 221 g/km |
| 8 | Peugeot 806 SRdt 2.1 | 1998 | MPV | Diesel | 219 g/km |
| 9 | Peugeot 806 STdt 2.1 | 1998 | MPV | Diesel | 219 g/km |
| 10 | Peugeot 806 SRdt 1.9 | 1998 | MPV | Diesel | 215 g/km |
| 11 | Peugeot 806 STdt 1.9 | 1998 | MPV | Diesel | 215 g/km |
| 12 | Peugeot 806 SR 2.0 HDI | 1999 | MPV | Diesel | 182 g/km |
| 13 | Peugeot 806 ST 2.0 HDI | 1999 | MPV | Diesel | 182 g/km |