Mazda R100

vs

Mercedes-Benz 280 SL

Japan vs Germany — 1968 vs 1970

Mazda R100 (1968)
Mercedes-Benz 280 SL (1970)
Specifications
R100 Familia Rotary Coupe280 SL Pagoda
Horsepower100 hp180 hp
Torque96 lb-ft177 lb-ft
Engine Size982 cc2,778 cc
0-60 mph10.2 sec9.5 sec
Top Speed115 mph121 mph
¼ Mile17.5 sec17.5 sec
Weight1,786 lbs3,175 lbs
Wheelbase2,270 mm2,400 mm
Length3,855 mm4,285 mm
Units Produced23,885
Original MSRP$2,595$10,200
Value (Excellent)$55,000$175,000
Collectibility7/109/10
Rarity8/106/10
The Verdict

Numbers favor the 1970 Mercedes-Benz 280 SL Pagoda with more power, quicker acceleration, higher top speed. The 1968 Mazda R100 Familia Rotary Coupe offers lighter weight, better value, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.

Overview

The rivalry between Japan and Germany automotive industries has produced legendary matchups, and the 1968 Mazda R100 Familia Rotary Coupe versus 1970 Mercedes-Benz 280 SL Pagoda is among the most fascinating. These two cars represent the best of their national engineering schools. The 1970 Mercedes-Benz 280 SL Pagoda holds a clear advantage in raw power with 180 hp compared to 100 hp, a 80-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mazda R100 uses a Wankel Rotary (10A) displacing 982 cc, while the Mercedes-Benz 280 SL relies on a Inline-6 SOHC with 2,778 cc. In the sprint to 60 mph, the 1970 Mercedes-Benz 280 SL Pagoda edges ahead at 9.5 seconds versus 10.2 seconds. The Mazda R100 carries a weight advantage, tipping the scales 1389 lbs lighter. On the collector market, the 1970 Mercedes-Benz 280 SL Pagoda commands a significant premium over the 1968 Mazda R100 Familia Rotary Coupe, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1970 Mercedes-Benz 280 SL Pagoda rates higher among enthusiasts and auction houses.