Aston Martin DB9

vs

Mercedes-Benz 560 SEC

UK vs Germany — 2003 vs 1986

Aston Martin DB9 (2003)
Mercedes-Benz 560 SEC (1986)
Specifications
DB9560 SEC W126
Horsepower450 hp300 hp
Torque420 lb-ft336 lb-ft
Engine Size5,935 cc5,547 cc
0-60 mph4.6 sec6.3 sec
Top Speed186 mph155 mph
¼ Mile12.8 sec14.6 sec
Weight3,902 lbs
Wheelbase2,740 mm2,850 mm
Length4,710 mm4,935 mm
Units Produced28,929
Original MSRP$73,500
Value (Excellent)$90,000$80,000
Collectibility5/107/10
Rarity3/105/10
The Verdict

This matchup is remarkably close. The 2003 Aston Martin DB9 offers more power, quicker acceleration, higher top speed, while the 1986 Mercedes-Benz 560 SEC W126 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

When UK engineering meets Germany craftsmanship, the result is one of the most compelling matchups in the classic car world. The 2003 Aston Martin DB9 and 1986 Mercedes-Benz 560 SEC W126 embody their respective national automotive traditions while competing in the same arena. The 2003 Aston Martin DB9 holds a clear advantage in raw power with 450 hp compared to 300 hp, a 150-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Aston Martin DB9 uses a V12 DOHC 48V displacing 5,935 cc, while the Mercedes-Benz 560 SEC relies on a V8 SOHC 16V with 5,547 cc. In the sprint to 60 mph, the 2003 Aston Martin DB9 edges ahead at 4.6 seconds versus 6.3 seconds. From a collectibility standpoint, the 1986 Mercedes-Benz 560 SEC W126 rates higher among enthusiasts and auction houses.