Audi R8

vs

Audi RS4

Germany vs Germany — 2004 vs 2006

Audi R8 (2004)
Audi RS4 (2006)
Specifications
R8 V10RS4 Avant B7
Horsepower525 hp420 hp
Torque391 lb-ft317 lb-ft
Engine Size5,204 cc4,163 cc
0-60 mph3.7 sec4.5 sec
Top Speed196 mph155 mph
¼ Mile11.8 sec12.8 sec
Weight3,770 lbs
Wheelbase2,650 mm2,651 mm
Length4,431 mm4,586 mm
Units Produced7,500
Original MSRP$72,400
Value (Excellent)$140,000$75,000
Collectibility5/108/10
Rarity4/107/10
The Verdict

This matchup is remarkably close. The 2004 Audi R8 V10 offers more power, quicker acceleration, higher top speed, while the 2006 Audi RS4 Avant B7 counters with stronger collectibility, better value. 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 2004 Audi R8 V10 and 2006 Audi RS4 Avant B7 represent different approaches to performance and purpose. Both carry the Audi badge, yet each carves out its own distinct identity. The 2004 Audi R8 V10 holds a clear advantage in raw power with 525 hp compared to 420 hp, a 105-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Audi R8 uses a V10 DOHC 40V displacing 5,204 cc, while the Audi RS4 relies on a V8 DOHC 32V with 4,163 cc. In the sprint to 60 mph, the 2004 Audi R8 V10 edges ahead at 3.7 seconds versus 4.5 seconds. On the collector market, the 2004 Audi R8 V10 commands a significant premium over the 2006 Audi RS4 Avant B7, reflecting differences in prestige and rarity. From a collectibility standpoint, the 2006 Audi RS4 Avant B7 rates higher among enthusiasts and auction houses.