Porsche 550 Spyder

vs

BMW 507

Germany vs West Germany — 1955 vs 1956

Porsche 550 Spyder (1955)
BMW 507 (1956)
Specifications
550 Spyder507 Roadster
Horsepower110 hp150 hp
Torque90 lb-ft172 lb-ft
Engine Size1,498 cc3,168 cc
0-60 mph8.5 sec9.0 sec
Top Speed137 mph137 mph
¼ Mile16.0 sec16.2 sec
Weight1,300 lbs2,932 lbs
Wheelbase2,100 mm2,480 mm
Length3,700 mm4,380 mm
Units Produced90252
Original MSRP$6,500$9,000
Value (Excellent)$7,000,000$3,000,000
Collectibility10/1010/10
Rarity10/1010/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1955 Porsche 550 Spyder excels in quicker acceleration, lighter weight, greater rarity, while the 1956 BMW 507 Roadster stands out for more power, better value. The best advice? Drive both if you can, then follow your instincts.

Overview

Putting the 1955 Porsche 550 Spyder against the 1956 BMW 507 Roadster is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Germany versus West Germany. The 1956 BMW 507 Roadster holds a clear advantage in raw power with 150 hp compared to 110 hp, a 40-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 550 Spyder uses a Flat-4 DOHC 8V displacing 1,498 cc, while the BMW 507 relies on a V8 OHV with 3,168 cc. In the sprint to 60 mph, the 1955 Porsche 550 Spyder edges ahead at 8.5 seconds versus 9.0 seconds. The Porsche 550 Spyder carries a weight advantage, tipping the scales 1632 lbs lighter. On the collector market, the 1955 Porsche 550 Spyder commands a significant premium over the 1956 BMW 507 Roadster, reflecting differences in prestige and rarity.