Porsche 911 Carrera RS 2.7

vs

Porsche 911 GT3 RS

Germany vs Germany — 1973 vs 2007

Porsche 911 Carrera RS 2.7 (1973)
Porsche 911 GT3 RS (2007)
Specifications
911 Carrera RS 2.7911 GT3 RS 997
Horsepower210 hp415 hp
Torque188 lb-ft299 lb-ft
Engine Size2,687 cc3,600 cc
0-60 mph5.8 sec4.0 sec
Top Speed152 mph193 mph
¼ Mile14.0 sec12.1 sec
Weight3,032 lbs
Wheelbase2,271 mm2,355 mm
Length4,163 mm4,460 mm
Units Produced1,5801,106
Original MSRP$132,800
Value (Excellent)$1,600,000$450,000
Collectibility5/109/10
Rarity9/107/10
The Verdict

Numbers favor the 2007 Porsche 911 GT3 RS 997 with more power, quicker acceleration, higher top speed. The 1973 Porsche 911 Carrera RS 2.7 offers its unique character, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.

Overview

Few model names carry as much weight as the Porsche 911 Carrera RS 2.7. The 1973 and 2007 iterations represent different chapters in this storied nameplate's history, each reflecting the priorities and technologies of its era. The 2007 Porsche 911 GT3 RS 997 holds a clear advantage in raw power with 415 hp compared to 210 hp, a 205-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 911 Carrera RS 2.7 uses a Flat-6 Air-Cooled displacing 2,687 cc, while the Porsche 911 GT3 RS relies on a Flat-6 DOHC 24V (Mezger) with 3,600 cc. In the sprint to 60 mph, the 2007 Porsche 911 GT3 RS 997 edges ahead at 4.0 seconds versus 5.8 seconds. On the collector market, the 1973 Porsche 911 Carrera RS 2.7 commands a significant premium over the 2007 Porsche 911 GT3 RS 997, reflecting differences in prestige and rarity. From a collectibility standpoint, the 2007 Porsche 911 GT3 RS 997 rates higher among enthusiasts and auction houses.