Audi A6 1997–2004 car dimensions: 4796 mm long, 1810 mm wide and 1453 mm high. Unladen weight is 1,390 kg. Braked towing is 1,300 kg.
Dual-zone automatic climate control is standard. Cruise control and rear parking sensors are available as options. The cabin has power windows all round and central locking as standard. Navigation with monochrome display is optional. No advanced driver aids like cameras or electronic keep systems appear in the equipment lists.
Boot holds 551 litres with seats in place. The rear bench folds as an option but no expanded volume is published for the sedan.
Braked towing capacity is 1300 kg on 12 percent gradient and 1500 kg on 8 percent. Unbraked limit is 750 kg. Payload sits around 555 kg. The car suits light trailer use but has no listed heavy-duty cooling or reinforced suspension packages for the 1.8 T.
The cabin offers a solid premium feel with high-quality materials and precise fit. Front seats provide good support for long drives and come with electric height adjustment as base, with multi-way power options on higher lines. Dual-zone climate control is standard. Space is generous for four adults, with a quiet ride thanks to strong sound insulation. A power sunroof is available as an option, but no panoramic version.
Combined fuel use 8.2-8.5 l/100 km on Super petrol
Oil service every 15 000 km or 1 year early models. later LongLife up to 30 000 km/2 years
Euro NCAP 1998 adult rating 3 stars
Standard ABS, brake assist, traction control, ESP, dual front airbags, front side airbags and windowbags
The 1.8 T runs on Super petrol with combined consumption listed at 8.2 to 8.5 l/100 km depending on gearbox. Real-world figures sit higher in town but drop on motorways. Tank holds 70 litres.
Early cars need oil and filter every 15 000 km or yearly. From 2000 models use LongLife intervals shown by the service indicator, typically 20-30 000 km. Timing belt change is due around 120 000 km. Brake fluid every two years.
Euro NCAP gave the 1998 A6 three stars for adult protection. Standard kit includes dual front airbags, front side airbags, head curtain airbags, ABS with brake assist, traction control and electronic stability programme. Rear side airbags cost extra.
Body is fully galvanised with 12-year rust warranty from 1998. Paint cover lasts three years. Regular checks on multi-link front suspension arms and cooling system keep running costs in check. Parts supply remains good.
Length 4796 mm, Width 1810 mm, Height 1453 mm, Wheelbase 2760 mm (A6 1997–2004)
Sources: manufacturer data, Audi Technische Daten Audi A6 1.8 T, Angebot in Deutschland, Stand Februar 1998.