Porsche Cayman S

vs

Pontiac Solstice

Germany vs USA — 2005 vs 2006

Porsche Cayman S (2005)
Pontiac Solstice (2006)
Specifications
Cayman S 987Solstice GXP Turbo
Horsepower320 hp260 hp
Torque273 lb-ft260 lb-ft
Engine Size3,436 cc1,998 cc
0-60 mph4.7 sec5.5 sec
Top Speed172 mph149 mph
¼ Mile13.2 sec14.1 sec
Weight2,894 lbs
Wheelbase2,415 mm2,415 mm
Length4,347 mm3,993 mm
Units Produced66,536
Original MSRP$28,790
Value (Excellent)$55,000$30,000
Collectibility5/106/10
Rarity3/105/10
The Verdict

Two outstanding machines, each with compelling strengths. The 2005 Porsche Cayman S 987 excels in more power, quicker acceleration, higher top speed, while the 2006 Pontiac Solstice GXP Turbo stands out for stronger collectibility, better value. The best advice? Drive both if you can, then follow your instincts.

Overview

Putting the 2005 Porsche Cayman S 987 against the 2006 Pontiac Solstice GXP Turbo is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Germany versus USA. The 2005 Porsche Cayman S 987 holds a clear advantage in raw power with 320 hp compared to 260 hp, a 60-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche Cayman S uses a Flat-6 DOHC 24V displacing 3,436 cc, while the Pontiac Solstice relies on a Inline-4 Turbo with 1,998 cc. In the sprint to 60 mph, the 2005 Porsche Cayman S 987 edges ahead at 4.7 seconds versus 5.5 seconds. On the collector market, the 2005 Porsche Cayman S 987 commands a significant premium over the 2006 Pontiac Solstice GXP Turbo, reflecting differences in prestige and rarity.