BMW 8 Series

vs

Cadillac Allante

Germany vs USA — 1989 vs 1987

BMW 8 Series (1989)
Cadillac Allante (1987)
Specifications
8 Series 850CSiAllante Convertible
Horsepower380 hp295 hp
Torque406 lb-ft290 lb-ft
Engine Size5,576 cc4,565 cc
0-60 mph5.6 sec6.4 sec
Top Speed171 mph150 mph
¼ Mile13.6 sec14.9 sec
Weight3,650 lbs
Wheelbase2,684 mm2,525 mm
Length4,780 mm4,531 mm
Units Produced1,51021,430
Original MSRP$57,183
Value (Excellent)$140,000$38,000
Collectibility5/106/10
Rarity7/106/10
The Verdict

The 1989 BMW 8 Series 850CSi holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1987 Cadillac Allante Convertible brings stronger collectibility, better value and remains a compelling choice for enthusiasts who value Cadillac heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.

Overview

Putting the 1989 BMW 8 Series 850CSi against the 1987 Cadillac Allante Convertible is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Germany versus USA. The 1989 BMW 8 Series 850CSi holds a clear advantage in raw power with 380 hp compared to 295 hp, a 85-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the BMW 8 Series uses a V12 SOHC 24V displacing 5,576 cc, while the Cadillac Allante relies on a V8 OHV with 4,565 cc. In the sprint to 60 mph, the 1989 BMW 8 Series 850CSi edges ahead at 5.6 seconds versus 6.4 seconds. Rarity plays a significant role here — with only 1,510 units built, the 1989 BMW 8 Series 850CSi is considerably scarcer than the Cadillac Allante's 21,430 examples. On the collector market, the 1989 BMW 8 Series 850CSi commands a significant premium over the 1987 Cadillac Allante Convertible, reflecting differences in prestige and rarity.