BMW 328

vs

BMW E21 323i

Germany vs Germany — 1937 vs 1977

BMW 328 (1937)
BMW E21 323i (1977)
Specifications
328 RoadsterE21 323i Sedan
Horsepower80 hp143 hp
Torque101 lb-ft149 lb-ft
Engine Size1,971 cc2,315 cc
0-60 mph12.0 sec9.3 sec
Top Speed96 mph121 mph
¼ Mile17.0 sec
Weight1,830 lbs2,469 lbs
Wheelbase2,400 mm2,563 mm
Length3,900 mm4,355 mm
Units Produced46469,591
Original MSRP$11,945
Value (Excellent)$1,500,000$35,000
Collectibility10/107/10
Rarity10/106/10
The Verdict

This matchup is remarkably close. The 1937 BMW 328 Roadster offers lighter weight, greater rarity, stronger collectibility, while the 1977 BMW E21 323i Sedan counters with more power, quicker acceleration, higher top speed. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.

Overview

Within the BMW stable, the 1937 BMW 328 Roadster and 1977 BMW E21 323i Sedan represent different approaches to performance and purpose. Both carry the BMW badge, yet each carves out its own distinct identity. The 1977 BMW E21 323i Sedan holds a clear advantage in raw power with 143 hp compared to 80 hp, a 63-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the BMW 328 uses a Inline-6 OHV Cross-pushrod hemispherical 12V displacing 1,971 cc, while the BMW E21 323i relies on a Inline-6 SOHC with 2,315 cc. In the sprint to 60 mph, the 1977 BMW E21 323i Sedan edges ahead at 9.3 seconds versus 12.0 seconds. The BMW 328 carries a weight advantage, tipping the scales 639 lbs lighter. Rarity plays a significant role here — with only 464 units built, the 1937 BMW 328 Roadster is considerably scarcer than the BMW E21 323i's 69,591 examples. On the collector market, the 1937 BMW 328 Roadster commands a significant premium over the 1977 BMW E21 323i Sedan, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1937 BMW 328 Roadster rates higher among enthusiasts and auction houses.