The 1950s supercar that put racing technology on the road: the first production sports car with fuel injection, doors hinged at the roof because the frame left no other way, and the shape everything since has answered to. This is the blue chip, not the bargain.
The car
The 300 SL came straight off a race car. The 1952 W194 won Le Mans and the Carrera Panamericana, and the American importer Max Hoffman pushed Mercedes to sell a road version. It arrived in 1954 as the first production sports car with mechanical fuel injection, which made it the fastest road car of its day at around 260 kilometres an hour. The doors were hinged at the roof not for effect but because the lightweight tubular spaceframe left no room for conventional ones. Form followed structure, and the result became one of the most recognisable shapes of the century.
The versions
The Gullwing coupe was built from 1954 to 1957, around 1,400 cars, of which just 29 had lightweight aluminium bodies. The Roadster followed from 1957 to 1963, around 1,858 cars, with a revised rear axle, front disc brakes from 1961 and an aluminium engine block on the last examples. The alloy Gullwings are the summit of the model; the Roadster is quietly the better car to drive.
The numbers and the money
A three-litre straight-six, canted fifty degrees to drop the bonnet line, dry-sumped and fuel-injected, around 215 to 240 horsepower. This is not a bargain and never will be. A steel Gullwing sits around 1.4 to 1.7 million dollars today, an alloy car many times that, with a derelict alloy example once making over seven million pounds. The Roadster runs a little below the coupe, which prices the coupe on its silhouette. Values rose hard to 2014, again around 2021, and have held firmly since. You buy it as the icon, not the flip.
What to watch
Matching numbers first, engine and body to the car, with the alloy-versus-steel distinction decisive to value. Insist on the Mercedes-Benz Classic certificate confirming original specification and delivery. The Bosch mechanical injection is specialist territory, and a poor setup washes the bores. And restoration quality tells: an honest, well-sorted car beats an over-restored one, and a fresh-to-market example beats one that has been traded round the houses.
At a glance
Built
1954 to 1963 (W198), Germany
Engine
3.0 straight-six, Bosch fuel injection, ~215 to 240 hp
Firsts
First production sports car with fuel injection; ~260 km/h
The versions
Gullwing coupe (~1,400), alloy Gullwing (29), Roadster (~1,858)
Values now
~$1.4 to 1.7M (steel Gullwing); alloy many times more
The one to have
A matching-numbers alloy Gullwing, certified
Watch for
Numbers, MB Classic papers, injection setup
The TGC view
The Collector's Drive usually looks for the overlooked. The 300 SL is the exception that proves the rule: the car so completely a gamechanger that the market has never underpriced it. We include it as the benchmark the others are measured against, and we point clients to the matching-numbers, documented cars that hold, not the stories.
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