14 Ultra-Rare Mercedes-Benz Cars You’ve Probably Never Seen
Mercedes-Benz is known for producing some of the most iconic and luxurious cars in the world. Over the years, the brand has created vehicles that stand out for their engineering, design, and performance. Some of these cars have become incredibly rare, with only a handful ever made. These rare Mercedes-Benz models are not only a testament to the brand’s legacy but also hold significant value in the automotive world. From vintage classics to modern-day masterpieces, each one tells a unique story.
This post may contain affiliate links, which helps keep this content free. Please read our disclosure for more info.
Mercedes-Benz 300SL Gullwing

The 300SL Gullwing, introduced in 1954, is widely regarded as one of the most iconic cars in the Mercedes-Benz lineup. With its distinctive upward-opening doors, it became a symbol of engineering excellence. The car’s innovative design combined with its powerful 3.0-liter inline-six engine made it a pioneer in the automotive world. It was known for its performance on both the road and the racetrack, winning several motorsport events. Only 1,400 units were produced, which adds to its rarity and desirability among collectors.
Today, the 300SL Gullwing’s value is driven by its status as a vintage masterpiece. Its limited production and connection to the Mercedes-Benz brand’s legacy ensure that it remains one of the most sought-after cars in the world. The current market value for a well-preserved example of the 300SL Gullwing is approximately $1.5 million.
Mercedes-Benz 540K

The 540K, produced between 1936 and 1940, stands as a testament to Mercedes-Benz’s luxury and engineering prowess. Known for its elegant design, the 540K featured a supercharged 5.4-liter inline-eight engine that offered exceptional performance for its time. This car was a favorite among the wealthy elite, and only a small number of units were produced. Its stylish body, often handcrafted by famous coachbuilders like Hermann Abert and Karl Baumer, makes it a prime example of automotive art.
Collectors highly prize the 540K for both its historical significance and its rarity. Only around 419 units were made, with very few surviving today. The estimated market value for a 540K in top condition is about $10 million, depending on its specific model and history.
Mercedes-Benz 600

Introduced in the mid-1960s, the Mercedes-Benz 600 was the epitome of luxury and performance. This large, high-performance saloon was favored by royalty, celebrities, and dignitaries worldwide. It came with a 6.3-liter V8 engine and was capable of reaching top speeds of over 130 mph, which was remarkable for its size and weight. The 600 also featured advanced hydraulic suspension and door-closing systems, setting new standards for comfort and technology at the time.
Only around 2,677 units of the Mercedes-Benz 600 were made between 1963 and 1981, which contributes to its rarity. A well-maintained example of this classic luxury car is valued at roughly $300,000, although specific models, such as the Pullman Limousine version, can fetch up to $800,000.
Mercedes-Benz 300SLR

The 300SLR, produced in 1955, was essentially a race car that was also street-legal. This car was the pinnacle of Mercedes-Benz’s motorsport engineering and was built for the Mille Miglia race. It was powered by a 3.0-liter straight-eight engine and could reach speeds of up to 180 mph, an extraordinary feat for its time. Only two examples of the 300SLR were made, and both are considered priceless today, one of which was driven by the legendary Stirling Moss.
Due to its extremely limited production and its racing heritage, the 300SLR holds immense value in the automotive world. The market value for this car is speculative due to its rarity, but it could easily exceed $50 million for an original, well-preserved model.
Mercedes-Benz 770

The Mercedes-Benz 770, also known as the “Großer Mercedes,” was produced in the 1930s and 1940s. This luxury car was known for its impressive size, performance, and high-end features, making it a favorite among world leaders and royalty. Powered by an 8.0-liter inline-eight engine, the 770 was capable of reaching high speeds while maintaining an air of elegance. The car’s large, imposing presence and state-of-the-art features made it a standout among contemporary vehicles.
Only a handful of 770 models were produced, and it is considered one of the rarest Mercedes-Benz cars. The market value for a well-preserved Mercedes-Benz 770 can range between $3 million and $5 million, depending on the model and condition.
Mercedes-Benz 190SL

The Mercedes-Benz 190SL, produced from 1955 to 1963, was a more affordable alternative to the 300SL but still featured the brand’s high-quality engineering and design. With its elegant lines and refined interior, the 190SL quickly became a favorite among sports car enthusiasts. The car’s 1.9-liter inline-four engine offered a balance of performance and efficiency, while its classic roadster design made it timeless.
With only 25,000 units produced during its production run, the 190SL is a rare and desirable collector’s item. The value of a well-maintained 190SL is estimated at around $200,000 to $400,000.
Mercedes-Benz CLK GTR

The Mercedes-Benz CLK GTR is one of the most exclusive cars ever made by the brand. Produced in the late 1990s and early 2000s, the car was initially developed for racing but was later made available as a limited-production road car. Powered by a 6.9-liter V12 engine, the CLK GTR was capable of producing 720 horsepower and reached a top speed of over 200 mph. Only 25 units of the road-going version were produced, making it incredibly rare and highly sought after by collectors.
Due to its limited production and incredible performance, the CLK GTR holds immense value. The current market value for a road-going CLK GTR is around $10 million.
Mercedes-Benz SLR McLaren Stirling Moss Edition

The Mercedes-Benz SLR McLaren Stirling Moss Edition, introduced in 2009, was a tribute to the legendary British driver Stirling Moss. This special edition of the SLR McLaren featured an open-cockpit design and was powered by a 5.4-liter supercharged V8 engine. With only 75 units produced, it is considered one of the rarest and most unique Mercedes-Benz models. Its sleek design and limited production make it highly desirable among car enthusiasts.
The estimated market value of an SLR McLaren Stirling Moss Edition is approximately $2 million, depending on the condition and mileage of the car.
Mercedes-Benz 300D Adenauer

The 300D Adenauer, introduced in the 1950s, was a luxury sedan designed for heads of state and other high-profile individuals. With its classic design and advanced features, the 300D became a symbol of status and sophistication. The car was equipped with a 3.0-liter six-cylinder engine, offering a smooth and powerful ride. Its spacious interior and elegant lines made it a standout among luxury sedans of the era.
Due to its limited production and association with prominent figures, the 300D Adenauer holds great value. The market value of a well-preserved example is around $250,000.
Mercedes-Benz C111

The Mercedes-Benz C111 was a series of experimental vehicles produced in the 1970s. Known for its striking design and rotary engine, the C111 was a bold departure from traditional Mercedes-Benz vehicles. The car was primarily a prototype, and only a few units were made, which makes it an extremely rare find. Though the C111 never reached production, it remains an important part of Mercedes-Benz’s history.
As a concept car with a distinctive design and rare status, the C111 is highly valuable among collectors. The market value for a C111 can range from $600,000 to $1 million, depending on the model and condition.
Mercedes-Benz 500K

The Mercedes-Benz 500K, produced in the late 1930s, is another luxury car that defines the brand’s pre-war engineering excellence. It was known for its supercharged 5.0-liter straight-eight engine, which provided incredible power and performance. The 500K featured an elegant design that made it a standout among luxury cars of the time. With its streamlined body and high-end craftsmanship, the 500K became a symbol of status and wealth.
With only around 400 units produced, the 500K remains a rare and highly collectible car. The estimated market value for a 500K is around $3 million.
Mercedes-Benz E63 AMG 507 Edition

The Mercedes-Benz E63 AMG 507 Edition, produced in 2014, is a limited-run performance sedan designed for enthusiasts seeking both luxury and power. It features a 5.5-liter V8 engine that produces 507 horsepower, providing thrilling acceleration and top-tier performance. This edition of the E63 AMG was made in limited numbers, which makes it highly collectible among Mercedes-Benz fans.
The market value for an E63 AMG 507 Edition is approximately $40,000 to $60,000, depending on the condition and mileage.
Mercedes-Benz 300D Cabriolet

The 300D Cabriolet, produced in the 1950s, is a rare and elegant luxury car that was made to be a convertible. Powered by a 3.0-liter six-cylinder diesel engine, it combined style with a smooth and efficient ride. The car’s refined design and comfortable interior made it a standout during its time, and it was often seen as a symbol of sophistication. Only a few hundred units were made, which has made it highly desirable among collectors.
The estimated market value for a 300D Cabriolet is around $300,000, though this can vary based on its condition and historical significance.
Mercedes-Benz Maybach 57

The Maybach 57, introduced in 2002, is a luxury sedan that represents the pinnacle of Mercedes-Benz’s commitment to comfort and elegance. It features a 5.5-liter V12 engine and offers an ultra-luxurious interior with handcrafted materials and advanced technology. The Maybach 57 was created to compete with other high-end luxury sedans and quickly became a favorite among wealthy buyers. With its sleek design and powerful performance, it remains an impressive luxury vehicle.
A Maybach 57 in excellent condition can be valued at around $100,000, depending on the model and features.
This article originally appeared on Avocadu.