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2005 Mercedes-Benz CLK-Class Overview, Reviews, Ratings & Specs

Rating: 4.77
Based on 55 Owner Reviews â–¶
Eugene S | March 31, 2025
The 2005 Mercedes-Benz CLK-Class is a stylish coupe/cabriolet based on the C-Class platform but offering a more luxurious and sporty experience. Model years for this generation (W209) ran from 2003-2009. Key trims include the CLK320, CLK500, and the high-performance CLK55 AMG. Original pricing ranged from approximately $40,000 to over $70,000 for the AMG. Its blend of Mercedes luxury, attractive styling, and available V8 power made it a popular choice.
The Good

The 2005 CLK offers a compelling blend of performance and luxury. Emotionally, its elegant design and available V8 power provide a sporty, aspirational feel. Practically, it delivers a comfortable ride, relatively reliable Mercedes engineering (compared to some other years), and a prestigious badge. It provides a satisfying driving experience with a touch of class.

The Bad

Potential weaknesses of the 2005 CLK include potential electrical issues, particularly with the convertible top mechanism (if applicable) and window regulators. Oil leaks are also a common concern. Suspension components can wear over time, leading to costly repairs. Regular maintenance is critical to avoid major problems.

2005 Mercedes-Benz CLK-Class: Quick Overview

Here's a summary of the key specifications for the 2005 Mercedes-Benz CLK-Class:

  • Engine Options:
  • CLK320: 3.2L V6
  • CLK500: 5.0L V8
  • CLK55 AMG: 5.4L AMG-tuned V8
  • Horsepower:
  • CLK320: 215 hp
  • CLK500: 302 hp
  • CLK55 AMG: 362 hp
  • Fuel Economy (EPA Estimated City/Highway):
  • CLK320: Approximately 17/24 mpg
  • CLK500: Approximately 16/23 mpg
  • CLK55 AMG: Approximately 14/20 mpg
  • 0-60 Times:
  • CLK320: Approximately 7.4 seconds
  • CLK500: Approximately 6.0 seconds
  • CLK55 AMG: Approximately 5.2 seconds
  • Towing Capacity: The CLK-Class is not designed for towing. Towing capacity is effectively zero.
  • Trim-Level Features:
  • CLK320: Standard features include leather upholstery, power seats, automatic climate control, a premium sound system, and alloy wheels.
  • CLK500: Adds larger wheels, upgraded brakes, and some additional luxury features.
  • CLK55 AMG: Includes a more powerful engine, AMG-tuned suspension and brakes, sport seats, unique styling cues, and high-performance tires. It has a distinct AMG bodykit.
All models came standard with an automatic transmission.

2005 Mercedes-Benz CLK-Class Specifications

Vehicle Information
Year 2005
Make Mercedes-Benz
Model CLK-Class
Trim -
Style 2-Door Cabriolet 3.2-Liter
Type Convertible
Category Subcompact Car
Manufacturing Details
Made In Germany
Manufacturing City SINDELFINGEN
Dimensions
Doors 2-Door
Curb Weight 1710.04 kg
Gross Vehicle Weight Rating -
Overall Height -
Overall Length -
Overall Width -
Wheelbase Length -
Standard Seating -
Engine & Performance
Engine 3.2 6
Engine Size 3.2L
Engine Cylinders 6
Transmission 5-Speed Automatic
Transmission Type Automatic
Transmission Speeds 5-Speed
Drivetrain Rear-Wheel Drive
Additional Features
Anti-Brake System -
Steering Type -
Pricing
Manufacturer Suggested Retail Price (MSRP) $53,600 USD
Invoice Price $49,848 USD
Delivery Charges $720 USD

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What Problems Does the 2005 Mercedes-Benz CLK-Class Have?

The 2005 Mercedes-Benz CLK-Class, while generally reliable for its era, has some frequently reported problems. Electrical issues are common, with failures in window regulators, seat motors, and the convertible top mechanism (on Cabriolet models) being frequently reported. Oil leaks, especially from valve cover gaskets and the rear main seal, are also a recurring issue. Suspension components, such as control arm bushings and ball joints, tend to wear out over time, leading to noises and degraded handling. The climate control system can also experience problems, including malfunctioning compressors and blower motors.

Recalls for the 2005 CLK-Class have been issued for issues such as fuel filter leaks and potential problems with the supplemental restraint system (airbags). It's important to check the vehicle's VIN for any outstanding recalls. Long-term reliability concerns center around the aging electrical system and potential for expensive repairs. The complexity of the Mercedes-Benz electrical system means that even minor issues can be costly to diagnose and fix. Preventive maintenance, such as regular oil changes and fluid checks, is crucial to mitigating these risks. The CLK55 AMG, while offering exhilarating performance, requires specialized maintenance and repairs, adding to the long-term ownership costs.

How long will the 2005 Mercedes-Benz CLK-Class last?

With proper maintenance, a 2005 Mercedes-Benz CLK-Class can realistically reach 200,000 miles or more. Many owners report 15-20 years of service. However, longevity heavily depends on maintenance habits. Neglecting oil changes, ignoring warning lights, and postponing repairs will significantly shorten its lifespan. Key weaknesses over time include deterioration of rubber components (hoses, seals), corrosion in certain climates, and the aforementioned electrical gremlins. Regular servicing and addressing issues promptly are crucial to maximizing its lifespan.

What Technology & Safety Features are Included?

The 2005 Mercedes-Benz CLK-Class offers a respectable array of technology and safety features for its time. Standard entertainment features include a premium sound system with a CD player. Navigation was available as an optional extra.

Driver-assistance features were limited compared to modern standards, but included cruise control. Safety features were more comprehensive. Standard features included anti-lock brakes (ABS), electronic stability control (ESP), traction control, and multiple airbags (front, side, and curtain).

Optional features included rain-sensing wipers, park assist, and bi-xenon headlights. The CLK's safety was further enhanced by its solid construction and Mercedes-Benz's reputation for safety engineering. The NHTSA (National Highway Traffic Safety Administration) and IIHS (Insurance Institute for Highway Safety) performed crash tests on the CLK-Class during its production run. NHTSA gave the 2005 CLK a 5-star rating for front and side impact protection for both driver and passenger. IIHS gave the CLK a "Good" rating in the moderate overlap front crash test. These ratings are strong for a vehicle of this age, demonstrating the CLK's commitment to occupant safety. However, it lacks modern safety technology such as blind spot monitoring or lane departure warning.

What Colors Options are Available?

Exterior Colors
Black
Arctic White
Brilliant Silver Metallic
Obsidian Black Metallic
Tanzanite Blue Metallic
Mars Red
Flint Grey Metallic
Granite Grey Metallic
Desert Sand Metallic
Tealite Blue Metallic
Interior Colors
Ash
Black
Orion Grey
Cognac Brown

2005 Mercedes-Benz CLK-Class Prices and Market Value

When new, the 2005 Mercedes-Benz CLK-Class ranged from around $40,000 for the CLK320 to over $70,000 for the CLK55 AMG. Current used market prices vary greatly depending on condition, mileage, and trim level. Expect to find CLKs ranging from $5,000 to $15,000. The CLK has depreciated significantly due to its age. Factors affecting resale value include overall condition, maintenance records, mileage, and trim level. AMG models command a premium. Convertibles tend to hold slightly more value than coupes. Cars with documented service history and low mileage sell for the highest prices.

2005 Mercedes-Benz CLK-Class Cost of Ownership

The 2005 Mercedes-Benz CLK-Class is generally costly to own long-term. Insurance costs can be moderate, but fuel consumption, particularly with the V8 engines, is high. Maintenance and repair costs are significantly higher than average due to the complexity of the vehicle and the need for specialized parts and labor. Regular servicing is essential to prevent major breakdowns, but even with diligent maintenance, unexpected repairs can be expensive. It is not considered an economical vehicle.

2005 Mercedes-Benz CLK-Class Fuel Efficiency

Fuel Type Gasoline (Required)
Fuel Capacity 62.08 liters
City Mileage 7.65 km/l
Highway Mileage 10.2 km/l

2005 Mercedes-Benz CLK-Class Safety Rating

NHTSA
Side Driver Rating
Frontal Passenger Rating
Rollover Rating
Side Rear Passenger Rating
Frontal Driver Rating
IIHS
Rear Crash Protection/Head Restraint Ratings Not Tested
Moderate Overlap Front Test Results Not Tested
Side Impact Test Results Not Tested

2005 Mercedes-Benz CLK-Class Insurance

Insurance for a 2005 Mercedes-Benz CLK-Class is moderately priced, reflecting its status as a Convertible with strong safety ratings and
reasonable repair costs.

How Does the 2005 Mercedes-Benz CLK-Class Compare to Other Convertible?

The 2005 Mercedes-Benz CLK-Class competed with vehicles like the BMW 3 Series Coupe/Convertible, Audi A4 Cabriolet, and Lexus SC430. In terms of performance, the CLK55 AMG was a strong contender, offering comparable power to the BMW M3. The BMW generally had a more engaging driving experience, while the CLK emphasized luxury and comfort. The Audi A4 Cabriolet offered all-wheel drive, which the CLK lacked, providing better traction in inclement weather.

In terms of features, the CLK offered a comparable level of luxury and technology to its rivals. Reliability is where the CLK can fall short compared to the Lexus SC430, which enjoys a reputation for exceptional dependability. Used prices for the CLK are often lower than the Lexus, reflecting this.

Alternatives to the CLK include the aforementioned BMW 3 Series Coupe/Convertible (E46 generation), offering a sportier driving experience. The Lexus SC430 provides superior reliability. If reliability is a top priority, the Lexus is a better choice. If performance and handling are paramount, the BMW is preferable. If a balance of luxury, style, and performance is desired, and you are willing to accept higher maintenance costs, the CLK remains a viable option.

Ranks #123 Convertible

1 2005 Toyota MR2 Spyder (0.0★)
2 2015 Lexus IS (0.0★)
3 2009 Honda S2000 (4.0★)
4 2023 Mazda MX-5 Miata RF (4.0★)
5 2023 BMW 8 Series (0.0★)
6 2021 Ford Mustang (5.0★)
7 2020 Mercedes-Benz SL-Class (0.0★)
8 2023 Audi S5 Sportback (0.0★)
9 2023 Ferrari F8 Spider (0.0★)
10 2023 Porsche 718 Boxster (5.0★)
11 2021 Jeep Compass (5.0★)
12 2019 Buick Cascada (0.0★)
123 2005 Mercedes-Benz CLK-Class (5.0★)

Final Verdict: Is the 2005 Mercedes-Benz CLK-Class a Good Convertible?

The 2005 Mercedes-Benz CLK-Class is ideal for someone who appreciates stylish coupes or convertibles and enjoys the Mercedes-Benz brand. It's worth buying *used* if you find a well-maintained example with documented service history and a pre-purchase inspection. Opt for the CLK320 or CLK500 unless you are prepared for the higher running costs of the CLK55 AMG. Be prepared for potentially expensive maintenance and repairs. It's best suited for enthusiasts who are willing to invest time and money into keeping it running smoothly. It's not a practical choice for budget-conscious buyers or those seeking worry-free reliability.

2005 Mercedes-Benz CLK-Class Owner Reviews

4.77
Consumer Rating, Based on 55 Consumer Reviews
Overall rating
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Mike on November 4, 2023

Fast, Smooth and Quiet.

Great car, very fast, smooth, and quiet. Long doors can be hard to get out in a parking lot. The only thing I have a problem with is the electrics, setting the clock time, or resetting mileage. The car's phone is also out of date, and not usable.

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Bfiddy on March 12, 2021

Brand new to me

My wife and I have been looking for a 4 seat convertible for some time now. This car checked so many boxes for us, some we didn't even know we wanted. We wanted something somewhat unique, low miles (38,000), comfortable, not slow 🙂 This car is WAY more luxurious than we thought we would want but it grows on you. For the price we paid it is simply a fantastic car. I have trouble believing it is 17 years old. So far so very good.

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sportdriver on November 25, 2020

Great sexy, fast car , never goes out of style

Only 18,800 made in the USA in 2005. 2 door coupe very elegant and sporty. Great combination. A pleasure to drive., Can hold 4 passengers

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RedDog2 on October 31, 2020

Overall a great vehicle.

I’ve owned this CLK 500 for a few years now. It’s been a great car. Aside from a few normal repairs, it’s been very reliable. The best thing is that it’s a WOLF in sheep’s clothing. The 5.0L V-8 puts out a lot of horsepower for a car this size. It’s a real rocket when you need it. Plus for simply touring on the highway, it’s one of the most comfortable and fun cars I’ve ever owned. I love it!

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Felipe on July 31, 2020

Great bang for your buck

Very fast and handles like a race car. Exterior looks exotic and get many compliments. Interior is very comfortable and luxurious. It’s a good sports car with benefits of luxury blended in.

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Diane on June 22, 2020

Summer Ride

Happy that I found such a dependable and classy car to enjoy for the summer months. Rides smooth , great gas mileage, sound system is fabulous and I love the leather interior

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Mariam on April 29, 2020

LOVE DRIVING THIS CAR !!!

Great Car for zipping around town or traveling!! Great Gas Mileage and lots of get up and Go ! It’s beautiful ! So comfortable and fun to drive !

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Suncity on April 2, 2020

This car runs excellent and has no malfunctions

It is a great car right now for stylish value prestige and safety. Drives and looks like a new car costs that was over $50,000.

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Russ on March 23, 2020

Excellent value for a pre-owned car.

A true hardtop with no B pillar, great legroom in front if you're tall, back seats fold down for surprising utility, V6 returns 27-30 mpg.

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Jim T. on October 29, 2019

most comfortable car I have ever owned

it is simply a great ride.It is so comfortable and fun to drive.fairly economical on gas use. convertible makes it more fun driving to beach.

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Eugene S

Eugene is an automotive enthusiast with over 15 years of experience in the used car market. As a writer at VINCheck.info, he brings deep industry insight and a passion for cars, helping readers make smart, informed decisions. Eugene has written hundreds of used car reviews and is known for breaking down complex automotive topics into clear, actionable advice. Over the years, he has driven and worked on a wide range of vehicles—starting with tuning street cars in his early days and eventually focusing on performance upgrades and reliability improvements. Today, he specializes in evaluating used vehicles through the lens of real-world ownership and enthusiast needs. A longtime fan of Porsche, Eugene especially appreciates vehicles that blend durability with driving enjoyment.