Mercedes-Benz 300 SL Roadster

vs

Mercedes-Benz 170 S

Germany vs West Germany — 1957 vs 1949

Mercedes-Benz 300 SL Roadster (1957)
Mercedes-Benz 170 S (1949)
Specifications
300 SL Roadster170 S W136
Horsepower215 hp52 hp
Torque203 lb-ft80 lb-ft
Engine Size2,996 cc1,767 cc
0-60 mph7.5 sec
Top Speed155 mph73 mph
¼ Mile15.5 sec
Weight3,131 lbs2,646 lbs
Wheelbase2,400 mm2,845 mm
Length4,520 mm4,430 mm
Units Produced1,85838,262
Original MSRP$11,000
Value (Excellent)$2,000,000$75,000
Collectibility10/106/10
Rarity9/107/10
The Verdict

The 1957 Mercedes-Benz 300 SL Roadster holds an edge across most measurable criteria, offering more power, higher top speed, greater rarity. That said, the 1949 Mercedes-Benz 170 S W136 brings lighter weight, better value and remains a compelling choice for enthusiasts who value Mercedes-Benz heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.

Overview

Within the Mercedes-Benz stable, the 1957 Mercedes-Benz 300 SL Roadster and 1949 Mercedes-Benz 170 S W136 represent different approaches to performance and purpose. Both carry the Mercedes-Benz badge, yet each carves out its own distinct identity. The 1957 Mercedes-Benz 300 SL Roadster holds a clear advantage in raw power with 215 hp compared to 52 hp, a 163-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mercedes-Benz 300 SL Roadster uses a Inline-6 SOHC displacing 2,996 cc, while the Mercedes-Benz 170 S relies on a Inline-4 SV (Side-Valve) with 1,767 cc. The 1957 Mercedes-Benz 300 SL Roadster claims a higher top speed at 155 mph compared to 73 mph. The Mercedes-Benz 170 S carries a weight advantage, tipping the scales 485 lbs lighter. Rarity plays a significant role here — with only 1,858 units built, the 1957 Mercedes-Benz 300 SL Roadster is considerably scarcer than the Mercedes-Benz 170 S's 38,262 examples. On the collector market, the 1957 Mercedes-Benz 300 SL Roadster commands a significant premium over the 1949 Mercedes-Benz 170 S W136, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1957 Mercedes-Benz 300 SL Roadster rates higher among enthusiasts and auction houses.