| A4 B5 1.6Saloon | 2000 – 2000 | 1.6L ALZ | 102 hp (75 kW) | Petrol | Front-Wheel Drive |
| A4 B5 Avant 1.6Estate | 2000 – 2001 | 1.6L ALZ | 102 hp (75 kW) | Petrol | Front-Wheel Drive |
| A4 B6 1.8 TSaloon | 2000 – 2002 | 1.8L AVJ | 150 hp (110 kW) | Petrol | Front-Wheel Drive |
| A4 B6 2.0Saloon | 2000 – 2004 | 2.0L ALT | 130 hp (96 kW) | Petrol | Front-Wheel Drive |
| A4 B6 1.8 T quattroSaloon | 2000 – 2002 | 1.8L | 150 hp (110 kW) | Petrol | All-wheel Drive |
| A4 B6 1.6Saloon | 2000 – 2004 | 1.6L ALZ | 102 hp (75 kW) | Petrol | Front-Wheel Drive |
| A4 B6 Avant 1.6Estate | 2001 – 2004 | 1.6L ALZ | 102 hp (75 kW) | Petrol | Front-Wheel Drive |
| A4 B6 Avant 2.0Estate | 2001 – 2004 | 2.0L ALT | 130 hp (96 kW) | Petrol | Front-Wheel Drive |
| A4 B6 Avant 1.8 TEstate | 2001 – 2002 | 1.8L AVJ | 150 hp (110 kW) | Petrol | Front-Wheel Drive |
| A4 B6 Avant 1.8 T quattroEstate | 2001 – 2002 | 1.8L AVJ | 150 hp (110 kW) | Petrol | All-wheel Drive |
| A4 B6 1.8 TSaloon | 2002 – 2004 | 1.8L BFB | 163 hp (120 kW) | Petrol | Front-Wheel Drive |
| A4 B6 1.8 T quattroSaloon | 2002 – 2004 | 1.8L BFB | 163 hp (120 kW) | Petrol | All-wheel Drive |
| A4 B6 Avant 1.8 TEstate | 2002 – 2004 | 1.8L BFB | 163 hp (120 kW) | Petrol | Front-Wheel Drive |
| A4 B6 Avant 1.8 T quattroEstate | 2002 – 2004 | 1.8L BFB | 163 hp (120 kW) | Petrol | All-wheel Drive |
| A4 B6 Convertible 1.8 TConvertible | 2002 – 2005 | 1.8L BFB | 163 hp (120 kW) | Petrol | Front-Wheel Drive |
| A4 B6 1.8 TSaloon | 2002 – 2004 | 1.8L BEX | 190 hp (140 kW) | Petrol | Front-Wheel Drive |
| A4 B6 1.8 T quattroSaloon | 2002 – 2004 | 1.8L BEX | 190 hp (140 kW) | Petrol | All-wheel Drive |
| A4 B6 Avant 1.8 TEstate | 2002 – 2004 | 1.8L BEX | 190 hp (140 kW) | Petrol | Front-Wheel Drive |
| A4 B6 Avant 1.8 T quattroEstate | 2002 – 2004 | 1.8L BEX | 190 hp (140 kW) | Petrol | All-wheel Drive |
| A4 B6 Convertible 1.8 T quattroConvertible | 2003 – 2005 | 1.8L BFB | 163 hp (120 kW) | Petrol | All-wheel Drive |
| A4 B6 1.8 TSaloon | 2001 – 2004 | 1.8L AMB | 170 hp (125 kW) | Petrol | Front-Wheel Drive |
| A4 B6 1.8 T quattroSaloon | 2001 – 2004 | 1.8L AMB | 170 hp (125 kW) | Petrol | All-wheel Drive |
| A4 B6 1.8 T quattroSaloon | 2001 – 2004 | 1.8L AWM | 170 hp (125 kW) | Petrol | All-wheel Drive |
| A4 B6 Avant 1.8 T quattroEstate | 2001 – 2004 | 1.8L AMB | 170 hp (125 kW) | Petrol | All-wheel Drive |
| A4 B7 2.0 TFSISaloon | 2004 – 2008 | 2.0L BGB | 200 hp (147 kW) | Petrol | Front-Wheel Drive |
| A4 B7 2.0 TFSISaloon | 2004 – 2008 | 2.0L BWE | 200 hp (147 kW) | Petrol | Front-Wheel Drive |
| A4 B7 2.0 TFSISaloon | 2004 – 2008 | 2.0L BWT | 200 hp (147 kW) | Petrol | Front-Wheel Drive |
| A4 B7 2.0 TFSISaloon | 2004 – 2008 | 2.0L BPG | 200 hp (147 kW) | Petrol | Front-Wheel Drive |
| A4 B7 2.0 TFSI quattroSaloon | 2004 – 2008 | 2.0L BGB | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B7 2.0 TFSI quattroSaloon | 2004 – 2008 | 2.0L BWE | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B7 2.0 TFSI quattroSaloon | 2004 – 2008 | 2.0L BWT | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B7 2.0 TFSI quattroSaloon | 2004 – 2008 | 2.0L BPG | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B7 1.8 TSaloon | 2004 – 2008 | 1.8L BFB | 163 hp (120 kW) | Petrol | Front-Wheel Drive |
| A4 B7 1.8 T quattroSaloon | 2004 – 2008 | 1.8L | 163 hp (120 kW) | Petrol | All-wheel Drive |
| A4 B7 2.0Saloon | 2004 – 2008 | 2.0L | 130 hp (96 kW) | Petrol | Front-Wheel Drive |
| A4 B7 1.6Saloon | 2004 – 2008 | 1.6L ALZ | 102 hp (75 kW) | Petrol | Front-Wheel Drive |
| A4 B7 Avant 1.6Estate | 2004 – 2008 | 1.6L ALZ | 102 hp (75 kW) | Petrol | Front-Wheel Drive |
| A4 B7 Avant 2.0Estate | 2004 – 2008 | 2.0L ALT | 130 hp (96 kW) | Petrol | Front-Wheel Drive |
| A4 B7 Avant 1.8 TEstate | 2004 – 2008 | 1.8L BFB | 163 hp (120 kW) | Petrol | Front-Wheel Drive |
| A4 B7 Avant 1.8 T quattroEstate | 2004 – 2008 | 1.8L BFB | 163 hp (120 kW) | Petrol | All-wheel Drive |
| A4 B7 Avant 2.0 TFSIEstate | 2004 – 2008 | 2.0L BGB | 200 hp (147 kW) | Petrol | Front-Wheel Drive |
| A4 B7 Avant 2.0 TFSIEstate | 2004 – 2008 | 2.0L BWE | 200 hp (147 kW) | Petrol | Front-Wheel Drive |
| A4 B7 Avant 2.0 TFSIEstate | 2004 – 2008 | 2.0L BPG | 200 hp (147 kW) | Petrol | Front-Wheel Drive |
| A4 B7 Avant 2.0 TFSI quattroEstate | 2004 – 2008 | 2.0L BGB | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B7 Avant 2.0 TFSI quattroEstate | 2004 – 2008 | 2.0L BWE | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B7 Avant 2.0 TFSI quattroEstate | 2004 – 2008 | 2.0L BWT | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B7 Avant 2.0 TFSI quattroEstate | 2004 – 2008 | 2.0L BPG | 200 hp (147 kW) | Petrol | All-wheel Drive |
| A4 B6 Convertible 2.0Convertible | 2004 – 2005 | 2.0L ALT | 130 hp (96 kW) | Petrol | Front-Wheel Drive |
| A4 B7 2.0 TFSISaloon | 2005 – 2008 | 2.0L BUL | 220 hp (162 kW) | Petrol | Front-Wheel Drive |
| A4 B7 2.0 TFSI quattroSaloon | 2005 – 2008 | 2.0L BUL | 220 hp (162 kW) | Petrol | All-wheel Drive |
| A4 B7 Convertible 2.0 TDIConvertible | 2006 – 2009 | 2.0L BPW | 140 hp (103 kW) | Diesel | Front-Wheel Drive |
| A4 B7 Avant 2.0 TFSI quattroEstate | 2005 – 2008 | 2.0L BUL | 220 hp (162 kW) | Petrol | All-wheel Drive |
| A4 B6 Convertible 1.8 TConvertible | 2002 – 2005 | 1.8L AMB | 170 hp (125 kW) | Petrol | Front-Wheel Drive |