100 C4 Sedans (4A2)2.4 D (60kW/82PS) · 2.5 TDI (85kW/115PS) · 2.0 (74kW/100PS) · 2.0 E (85kW/115PS) · 2.3 E (98kW/133PS) · 2.6 (110kW/150PS) · 2.8 E (128kW/174PS) · S4 Turbo quattro (169kW/230PS) · 2.3 E quattro (98kW/133PS) · 2.6 quattro (110kW/150PS) · 2.8 E quattro (128kW/174PS) · S4 V8 quattro (206kW/280PS) · 2.0 E quattro (85kW/115PS) · 2.6 (102kW/139PS) · 2.0 E 16V (103kW/140PS)
100 C4 Avant (4A5)2.5 TDI (85kW/115PS) · 2.0 E (74kW/100PS) · 2.0 E (85kW/115PS) · S4 Turbo quattro (169kW/230PS) · 2.6 (110kW/150PS) · 2.3 E (98kW/133PS) · 2.8 E (128kW/174PS) · 2.3 E quattro (98kW/133PS) · 2.6 quattro (110kW/150PS) · 2.8 E quattro (128kW/174PS) · S4 V8 quattro (206kW/280PS) · 2.0 E quattro (85kW/115PS) · 2.4 D (60kW/82PS) · 2.0 E 16V (103kW/140PS) · 2.6 E quattro (102kW/139PS)
A6 C4 (4A2)1.9 TDI (66kW/90PS) · 2.5 TDI (103kW/140PS) · 2.0 (74kW/100PS) · 2.0 (85kW/115PS) · 2.0 16V (103kW/140PS) · 2.6 (110kW/150PS) · 2.8 (128kW/174PS) · 2.5 TDI (85kW/116PS) · 2.0 16V quattro (103kW/140PS) · 2.6 quattro (110kW/150PS) · 2.8 quattro (128kW/174PS) · S6 Turbo quattro (169kW/230PS) · S6 4.2 quattro (213kW/290PS) · 2.5 TDI quattro (103kW/140PS) · 1.8 (92kW/125PS) · 1.8 quattro (92kW/125PS) · 2.8 (142kW/193PS) · 2.8 quattro (142kW/193PS) · S6 Plus quattro (240kW/326PS) · 2.3 (98kW/133PS) · 2.3 quattro (98kW/133PS) · 2.6 (102kW/139PS) · 2.8 (120kW/163PS)
A6 C4 Avant (4A5)1.9 TDI (66kW/90PS) · 2.5 TDI (103kW/140PS) · 2.0 (74kW/100PS) · 2.0 (85kW/115PS) · 2.0 16V (103kW/140PS) · 2.6 (110kW/150PS) · 2.8 (128kW/174PS) · 2.5 TDI (85kW/116PS) · 2.0 16V quattro (103kW/140PS) · S6 4.2 quattro (213kW/290PS) · 2.8 quattro (128kW/174PS) · S6 Turbo quattro (169kW/230PS) · 2.5 TDI quattro (103kW/140PS) · 1.8 (92kW/125PS) · 1.8 quattro (92kW/125PS) · 2.8 (142kW/193PS) · 2.8 quattro (142kW/193PS) · S6 Plus quattro (240kW/326PS) · 2.3 (98kW/133PS) · 2.3 quattro (98kW/133PS) · 2.6 quattro (110kW/150PS) · 2.6 (102kW/139PS)