Audi RS4 Avant

vs

Audi Sport Quattro

Germany vs Germany — 2006 vs 1985

Audi RS4 Avant (2006)
Audi Sport Quattro (1985)
Specifications
RS4 Avant B7 4.2 V8Sport Quattro S1
Horsepower420 hp306 hp
Torque317 lb-ft258 lb-ft
Engine Size4,163 cc2,133 cc
0-60 mph4.5 sec4.5 sec
Top Speed155 mph155 mph
¼ Mile12.8 sec13.0 sec
Weight3,770 lbs2,403 lbs
Wheelbase2,648 mm2,205 mm
Length4,586 mm4,100 mm
Units Produced164
Original MSRP$71,900
Value (Excellent)$85,000$750,000
Collectibility8/1010/10
Rarity7/1010/10
The Verdict

This matchup is remarkably close. The 2006 Audi RS4 Avant B7 4.2 V8 offers more power, better value, while the 1985 Audi Sport Quattro S1 counters with quicker acceleration, lighter weight, stronger collectibility. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.

Overview

Within the Audi stable, the 2006 Audi RS4 Avant B7 4.2 V8 and 1985 Audi Sport Quattro S1 represent different approaches to performance and purpose. Both carry the Audi badge, yet each carves out its own distinct identity. The 2006 Audi RS4 Avant B7 4.2 V8 holds a clear advantage in raw power with 420 hp compared to 306 hp, a 114-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Audi RS4 Avant uses a V8 DOHC 32V displacing 4,163 cc, while the Audi Sport Quattro relies on a Inline-5 DOHC Turbo with 2,133 cc. In the sprint to 60 mph, the 1985 Audi Sport Quattro S1 edges ahead at 4.5 seconds versus 4.5 seconds. The Audi Sport Quattro carries a weight advantage, tipping the scales 1367 lbs lighter. On the collector market, the 1985 Audi Sport Quattro S1 commands a significant premium over the 2006 Audi RS4 Avant B7 4.2 V8, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1985 Audi Sport Quattro S1 rates higher among enthusiasts and auction houses.