Audi RS6

vs

Audi A4

Germany vs Germany — 2003 vs 1996

Audi RS6 (2003)
Audi A4 (1996)
Specifications
RS6 C5 AvantA4 B5 1.8T Quattro
Horsepower450 hp150 hp
Torque413 lb-ft155 lb-ft
Engine Size4,172 cc1,781 cc
0-60 mph4.4 sec7.8 sec
Top Speed155 mph138 mph
¼ Mile12.9 sec16.0 sec
Weight4,266 lbs3,021 lbs
Wheelbase2,760 mm2,617 mm
Length4,843 mm4,478 mm
Units Produced4,315
Original MSRP$84,900$26,300
Value (Excellent)$65,000$15,000
Collectibility8/104/10
Rarity7/102/10
The Verdict

The 2003 Audi RS6 C5 Avant holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1996 Audi A4 B5 1.8T Quattro brings lighter weight, better value and remains a compelling choice for enthusiasts who value Audi heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.

Overview

The 2003 Audi RS6 C5 Avant and 1996 Audi A4 B5 1.8T Quattro share a manufacturer in Audi, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Audi brand. The 2003 Audi RS6 C5 Avant holds a clear advantage in raw power with 450 hp compared to 150 hp, a 300-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Audi RS6 uses a V8 DOHC 32V Twin-Turbo displacing 4,172 cc, while the Audi A4 relies on a Inline-4 DOHC 20V Turbocharged with 1,781 cc. In the sprint to 60 mph, the 2003 Audi RS6 C5 Avant edges ahead at 4.4 seconds versus 7.8 seconds. The Audi A4 carries a weight advantage, tipping the scales 1245 lbs lighter. On the collector market, the 2003 Audi RS6 C5 Avant commands a significant premium over the 1996 Audi A4 B5 1.8T Quattro, reflecting differences in prestige and rarity. From a collectibility standpoint, the 2003 Audi RS6 C5 Avant rates higher among enthusiasts and auction houses.