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Showing 1 generation - the most-traded generation for this model.
Mercedes-Benz W123 1 generation
€11,730
-1.4%
761
High
Got a Mercedes-Benz W123?
See what it's worthIf you asked an engineer to design a car that would still be running reliably fifty years after it left the factory, the result would look remarkably like the Mercedes-Benz W123. Produced from 1976 to 1985, the W123 is the embodiment of everything that the three-pointed star once stood for: over-engineering as a philosophy, not a marketing exercise. Mercedes built 2.7 million of them, and a startling number remain in active service across the world - from European city streets to the taxi ranks of Addis Ababa and Beirut.
The W123 was available as a sedan, a coupe (the pillarless C123), an estate (the T-model), and a long-wheelbase variant (V123). Engine options ranged from the modest 200 four-cylinder petrol to the torquey 300D turbodiesel that became a global legend. The petrol sixes - 230E, 250, 280E - offered more refined performance, while the five-cylinder diesel 300D (later turbocharged) is the engine that gave the W123 its reputation for immortality.
The sedan is the most common and the best value. A solid 230E or 280E in good mechanical order with documented history can still be found for €5,000-15,000 across Europe - exceptional value for a car of this quality. The estate (T-model) has developed a cult following: its combination of Mercedes-Benz build quality, cavernous load space, and a silhouette that has aged beautifully makes it one of the most desirable practical classics on the market. Estate values now routinely exceed sedan equivalents by 30-50%. The coupe is the connoisseur's choice - pillarless construction, cleaner lines, and a more sporting demeanour. Production numbers were lower, and values reflect the rarity.
The 300TD (turbodiesel estate) is perhaps the most charismatic variant: a car that can cruise at 160 km/h on the autobahn, carry a family and their luggage
A solid 230E or 280E sedan can be found for €5,000-15,000 across Europe. Estate (T-model) values exceed sedan equivalents by 30-50%. Coupes command a premium. The 300TD turbodiesel estate is the most sought-after variant. Concours-quality examples reach €25,000-30,000.
The W123 has a reputation for remarkable longevity. Diesel engines are mechanically near-indestructible with proper maintenance. The 722.3 automatic gearbox is strong. Rust is the primary concern - inspect floor pans, wheel arches, and subframe mounts carefully.
Check floor pans, rear wheel arches, boot floor, and subframe mounts for rust. Diesel: verify injector condition and glow plug function. Automatic: check fluid condition and shift quality. The vacuum system controls many functions - vacuum leaks cause odd but fixable symptoms.
