ATS 2500 GT

vs

Mercedes-Benz 350 SL

Italy vs Germany — 1963 vs 1972

ATS 2500 GT (1963)
Mercedes-Benz 350 SL (1972)
Specifications
2500 GT Allemano Coupe350 SL R107
Horsepower245 hp200 hp
Torque188 lb-ft211 lb-ft
Engine Size2,467 cc3,499 cc
0-60 mph6.5 sec8.8 sec
Top Speed155 mph134 mph
¼ Mile14.8 sec16.7 sec
Weight2,072 lbs3,461 lbs
Wheelbase2,350 mm2,460 mm
Length4,090 mm4,390 mm
Units Produced1215,304
Original MSRP$12,950
Value (Excellent)$1,500,000$85,000
Collectibility10/107/10
Rarity10/104/10
The Verdict

The 1963 ATS 2500 GT Allemano Coupe holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1972 Mercedes-Benz 350 SL R107 brings 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

When Italy engineering meets Germany craftsmanship, the result is one of the most compelling matchups in the classic car world. The 1963 ATS 2500 GT Allemano Coupe and 1972 Mercedes-Benz 350 SL R107 embody their respective national automotive traditions while competing in the same arena. The 1963 ATS 2500 GT Allemano Coupe holds a clear advantage in raw power with 245 hp compared to 200 hp, a 45-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the ATS 2500 GT uses a V8 DOHC displacing 2,467 cc, while the Mercedes-Benz 350 SL relies on a V8 SOHC with 3,499 cc. In the sprint to 60 mph, the 1963 ATS 2500 GT Allemano Coupe edges ahead at 6.5 seconds versus 8.8 seconds. The ATS 2500 GT carries a weight advantage, tipping the scales 1389 lbs lighter. Rarity plays a significant role here — with only 12 units built, the 1963 ATS 2500 GT Allemano Coupe is considerably scarcer than the Mercedes-Benz 350 SL's 15,304 examples. On the collector market, the 1963 ATS 2500 GT Allemano Coupe commands a significant premium over the 1972 Mercedes-Benz 350 SL R107, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1963 ATS 2500 GT Allemano Coupe rates higher among enthusiasts and auction houses.