BMW Isetta 300

vs

Zundapp Janus

Germany vs Germany — 1955 vs 1957

BMW Isetta 300 (1955)
Zundapp Janus (1957)
Specifications
Isetta 300 MicrocarJanus 250
Horsepower13 hp14 hp
Torque13 lb-ft15 lb-ft
Engine Size298 cc245 cc
0-60 mph42.0 sec
Top Speed53 mph50 mph
Weight772 lbs849 lbs
Wheelbase1,500 mm1,800 mm
Length2,285 mm2,845 mm
Units Produced161,7286,902
Original MSRP$1,048
Value (Excellent)$65,000$60,000
Collectibility8/108/10
Rarity5/108/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1955 BMW Isetta 300 Microcar excels in higher top speed, lighter weight, while the 1957 Zundapp Janus 250 stands out for greater rarity. The best advice? Drive both if you can, then follow your instincts.

Overview

Among Microcar enthusiasts, the matchup between the 1955 BMW Isetta 300 Microcar and 1957 Zundapp Janus 250 is one for the ages. These Post-war machines competed directly for buyers' attention and continue to vie for collectors' affections today. On paper, the two are remarkably close in power output, with the 1955 BMW Isetta 300 Microcar producing 13 hp and the 1957 Zundapp Janus 250 delivering 14 hp. Under the hood, the contrast is notable: the BMW Isetta 300 uses a Single-cylinder 4-stroke displacing 298 cc, while the Zundapp Janus relies on a Single-cylinder 2-stroke with 245 cc. The 1955 BMW Isetta 300 Microcar claims a higher top speed at 53 mph compared to 50 mph. Rarity plays a significant role here — with only 6,902 units built, the 1957 Zundapp Janus 250 is considerably scarcer than the BMW Isetta 300's 161,728 examples.