Porsche 911

vs

Porsche 911 GT1

Germany vs Germany — 1975 vs 1998

Porsche 911 (1975)
Porsche 911 GT1 (1998)
Specifications
911 Turbo (930)911 GT1 Strassenversion
Horsepower300 hp544 hp
Torque304 lb-ft443 lb-ft
Engine Size3,299 cc3,164 cc
0-60 mph5.0 sec3.6 sec
Top Speed162 mph193 mph
¼ Mile13.5 sec11.4 sec
Weight2,866 lbs2,535 lbs
Wheelbase2,272 mm2,700 mm
Length4,291 mm4,890 mm
Units Produced21,58925
Original MSRP$62,000$911,000
Value (Excellent)$300,000$15,000,000
Collectibility9/1010/10
Rarity5/1010/10
The Verdict

The 1998 Porsche 911 GT1 Strassenversion emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1975 Porsche 911 Turbo (930) counters with better value, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.

Overview

Tracing the evolution of the Porsche 911 from 1975 to 1998 offers a compelling look at how automotive design and engineering progressed. These two variants showcase the changing face of Porsche. The 1998 Porsche 911 GT1 Strassenversion holds a clear advantage in raw power with 544 hp compared to 300 hp, a 244-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 Porsche 911 GT1 relies on a Flat-6 DOHC Twin-Turbocharged 24V with 3,164 cc. In the sprint to 60 mph, the 1998 Porsche 911 GT1 Strassenversion edges ahead at 3.6 seconds versus 5.0 seconds. The Porsche 911 GT1 carries a weight advantage, tipping the scales 331 lbs lighter. Rarity plays a significant role here — with only 25 units built, the 1998 Porsche 911 GT1 Strassenversion is considerably scarcer than the Porsche 911's 21,589 examples. On the collector market, the 1998 Porsche 911 GT1 Strassenversion commands a significant premium over the 1975 Porsche 911 Turbo (930), reflecting differences in prestige and rarity.