Alfa Romeo 2600

vs

Mercedes-Benz 300 SL

Italy vs Germany — 1958 vs 1956

Alfa Romeo 2600 (1958)
Mercedes-Benz 300 SL (1956)
Specifications
2600 Sprint Zagato300 SL Roadster
Horsepower165 hp215 hp
Torque159 lb-ft203 lb-ft
Engine Size2,584 cc2,996 cc
0-60 mph8.5 sec8.8 sec
Top Speed137 mph140 mph
¼ Mile16.5 sec16.2 sec
Weight2,513 lbs3,130 lbs
Wheelbase2,500 mm2,400 mm
Length4,320 mm4,520 mm
Units Produced6,9991,858
Original MSRP$5,500$10,970
Value (Excellent)$250,000$2,000,000
Collectibility7/1010/10
Rarity7/109/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1958 Alfa Romeo 2600 Sprint Zagato excels in quicker acceleration, lighter weight, better value, while the 1956 Mercedes-Benz 300 SL Roadster stands out for more power, higher top speed, greater rarity. The best advice? Drive both if you can, then follow your instincts.

Overview

Putting the 1958 Alfa Romeo 2600 Sprint Zagato against the 1956 Mercedes-Benz 300 SL Roadster is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Italy versus Germany. The 1956 Mercedes-Benz 300 SL Roadster holds a clear advantage in raw power with 215 hp compared to 165 hp, a 50-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Alfa Romeo 2600 uses a Inline-6 DOHC displacing 2,584 cc, while the Mercedes-Benz 300 SL relies on a Inline-6 SOHC with 2,996 cc. In the sprint to 60 mph, the 1958 Alfa Romeo 2600 Sprint Zagato edges ahead at 8.5 seconds versus 8.8 seconds. The Alfa Romeo 2600 carries a weight advantage, tipping the scales 617 lbs lighter. Rarity plays a significant role here — with only 1,858 units built, the 1956 Mercedes-Benz 300 SL Roadster is considerably scarcer than the Alfa Romeo 2600's 6,999 examples. On the collector market, the 1956 Mercedes-Benz 300 SL Roadster commands a significant premium over the 1958 Alfa Romeo 2600 Sprint Zagato, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1956 Mercedes-Benz 300 SL Roadster rates higher among enthusiasts and auction houses.