Germany vs Germany — 1970 vs 1973
| GT 1900 | 911 2.7 RS Carrera | |
|---|---|---|
| Horsepower | 102 hp | 210 hp |
| Torque | 112 lb-ft | 188 lb-ft |
| Engine Size | 1,897 cc | 2,687 cc |
| 0-60 mph | 10.5 sec | 5.6 sec |
| Top Speed | 115 mph | 152 mph |
| ¼ Mile | 17.5 sec | 14.1 sec |
| Weight | — | 1,984 lbs |
| Wheelbase | 2,416 mm | 2,271 mm |
| Length | 4,113 mm | 4,147 mm |
| Units Produced | 103,463 | 1,580 |
| Original MSRP | — | $11,000 |
| Value (Excellent) | $40,000 | $1,200,000 |
| Collectibility | 5/10 | 10/10 |
| Rarity | 5/10 | 10/10 |
The 1973 Porsche 911 2.7 RS Carrera emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1970 Opel GT 1900 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.
The 1970 Opel GT 1900 and 1973 Porsche 911 2.7 RS Carrera stand as two of the most notable Sports Car cars from Muscle era. Both emerged during a period of intense competition, and choosing between them remains a passionate debate among collectors. The 1973 Porsche 911 2.7 RS Carrera holds a clear advantage in raw power with 210 hp compared to 102 hp, a 108-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Opel GT uses a Inline-4 OHV 8V displacing 1,897 cc, while the Porsche 911 relies on a Flat-6 with 2,687 cc. In the sprint to 60 mph, the 1973 Porsche 911 2.7 RS Carrera edges ahead at 5.6 seconds versus 10.5 seconds. Rarity plays a significant role here — with only 1,580 units built, the 1973 Porsche 911 2.7 RS Carrera is considerably scarcer than the Opel GT's 103,463 examples. On the collector market, the 1973 Porsche 911 2.7 RS Carrera commands a significant premium over the 1970 Opel GT 1900, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1973 Porsche 911 2.7 RS Carrera rates higher among enthusiasts and auction houses.