Porsche 911

vs

Porsche 911 (997)

Germany vs Germany — 1973 vs 2005

Porsche 911 (1973)
Porsche 911 (997) (2005)
Specifications
911 Carrera RS 2.7 (F-series)911 (997) GT3 RS
Horsepower210 hp450 hp
Torque188 lb-ft317 lb-ft
Engine Size2,687 cc3,797 cc
0-60 mph5.5 sec3.8 sec
Top Speed152 mph193 mph
¼ Mile14.0 sec12.0 sec
Weight3,021 lbs
Wheelbase2,271 mm2,355 mm
Length4,163 mm4,460 mm
Units Produced1,5802,017
Original MSRP$132,800
Value (Excellent)$1,600,000$450,000
Collectibility5/109/10
Rarity8/108/10
The Verdict

Numbers favor the 2005 Porsche 911 (997) GT3 RS with more power, quicker acceleration, higher top speed. The 1973 Porsche 911 Carrera RS 2.7 (F-series) 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. The 1973 and 2005 iterations represent different chapters in this storied nameplate's history, each reflecting the priorities and technologies of its era. The 2005 Porsche 911 (997) GT3 RS holds a clear advantage in raw power with 450 hp compared to 210 hp, a 240-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 911 uses a Flat-6 Air-Cooled displacing 2,687 cc, while the Porsche 911 (997) relies on a Flat-6 DOHC with 3,797 cc. In the sprint to 60 mph, the 2005 Porsche 911 (997) GT3 RS edges ahead at 3.8 seconds versus 5.5 seconds. On the collector market, the 1973 Porsche 911 Carrera RS 2.7 (F-series) commands a significant premium over the 2005 Porsche 911 (997) GT3 RS, reflecting differences in prestige and rarity. From a collectibility standpoint, the 2005 Porsche 911 (997) GT3 RS rates higher among enthusiasts and auction houses.