Porsche 911

vs

Ford Sierra

Germany vs UK — 1975 vs 1982

Porsche 911 (1975)
Ford Sierra (1982)
Specifications
911 Turbo (930)Sierra RS Cosworth
Horsepower300 hp204 hp
Torque304 lb-ft205 lb-ft
Engine Size3,299 cc1,993 cc
0-60 mph5.0 sec6.2 sec
Top Speed162 mph149 mph
¼ Mile13.5 sec14.6 sec
Weight2,866 lbs
Wheelbase2,272 mm2,609 mm
Length4,291 mm4,515 mm
Units Produced21,5896,021
Original MSRP$62,000
Value (Excellent)$300,000$130,000
Collectibility9/105/10
Rarity5/107/10
The Verdict

The 1975 Porsche 911 Turbo (930) holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1982 Ford Sierra RS Cosworth brings greater rarity, better value and remains a compelling choice for enthusiasts who value Ford heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.

Overview

Putting the 1975 Porsche 911 Turbo (930) against the 1982 Ford Sierra RS Cosworth is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Germany versus UK. The 1975 Porsche 911 Turbo (930) holds a clear advantage in raw power with 300 hp compared to 204 hp, a 96-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 911 uses a Flat-6 SOHC Turbocharged air-cooled displacing 3,299 cc, while the Ford Sierra relies on a Inline-4 DOHC 16V Turbocharged with 1,993 cc. In the sprint to 60 mph, the 1975 Porsche 911 Turbo (930) edges ahead at 5.0 seconds versus 6.2 seconds. Rarity plays a significant role here — with only 6,021 units built, the 1982 Ford Sierra RS Cosworth is considerably scarcer than the Porsche 911's 21,589 examples. From a collectibility standpoint, the 1975 Porsche 911 Turbo (930) rates higher among enthusiasts and auction houses.