Best and Worst Mercedes Benz CLS Years: What to Buy & Avoid

When shopping for a Mercedes-Benz CLS, you’re likely wondering which years to pursue and which to avoid. You’re not alone. The CLS’s first generation, spanning from 2005 to 2010, had its share of reliability concerns, mainly due to its problematic airmatic suspension.

But what about the later models? Did Mercedes-Benz iron out these issues, or are there still pitfalls to watch out for? Let’s examine the best and worst years of the CLS, and what you can expect from this sleek, high-performance coupe, then delve into the details.

Key Takeaways

• The 2015 CLS400 is considered a reliable year, thanks to design changes and lack of problematic airmatic suspension.
• The CLS550’s twin-turbocharged 4.7L V8 engine is deemed one of Mercedes-Benz’s best, making it a desirable choice for high-performance capabilities.
• Regular maintenance is vital to prevent costly repairs, especially for the CLS550’s engine, and neglecting oil changes, tire replacements, and brake pads can lead to higher maintenance costs.
• The CLS-Class depreciates significantly, with a 51% loss in value after 5 years, leaving a resale value of $42,518, making buying a 2-year-old CLS-Class a more cost-effective option.
• The CLS400 has a more fuel-efficient engine, getting almost 30mpg on a daily commute, but the CLS550 has a more desirable V8 sound.

First Generation (2005-2010) Overview

The first generation of the Mercedes-Benz CLS, produced from 2005 to 2010, marked a significant departure from traditional sedan styling.

You’ll find that during these model years, the CLS underwent minimal changes, with the same engine options available throughout its production run.

The base trim was upgraded in 2007, and a facelift in 2009 brought minor cosmetic updates.

Particularly, the CLS55 AMG trim was available from 2005 to 2007, featuring a 469-hp turbocharged 5.4L V8.

Powertrain Evolution Through the Years

As you delve into the Mercedes Benz CLS’s powertrain evolution, you’ll notice a significant shift from naturally aspirated V8 engines to turbocharged variants.

The CLS’s V8 engines have undergone significant upgrades, starting with the initial 5.0L and 5.5L naturally aspirated units and later shifting to twin-turbocharged 5.5L and 4.7L engines.

Meanwhile, transmission upgrades have played a vital role in optimizing power delivery, with the seven-speed automatic transmission being a notable highlight.

V8 Engine Evolution

You’ll witness significant powertrain advancements throughout the Mercedes-Benz CLS’s lifespan, particularly in its V8 engine offerings.

Initially, the CLS had a 306-hp naturally aspirated 5.0L V8, later upgraded to a 382-hp naturally aspirated 5.5L V8.

The CLS63 AMG boasted a 507-hp naturally aspirated 6.2L V8, and later a 518-hp twin-turbocharged 5.5L V8.

The second-generation CLS550 featured a 402-hp twin-turbocharged 4.7L V8, considered one of Mercedes-Benz’s best engines, with immense tuning potential.

Turbocharging and Power

Picking up where the V8 engine evolution left off, the Mercedes-Benz CLS’s powertrain advancements are further exemplified through its turbocharging and power upgrades.

You’ll notice significant boosts in horsepower across the generations.

1. The CLS63 AMG’s twin-turbocharged 5.5L V8 engine produced 518 hp, and 550 hp with the Performance package.
2. The second generation CLS550 featured a 402-hp twin-turbocharged 4.7L V8.
3. The third generation CLS450 boasted a 362-hp turbocharged 3.0L inline six-cylinder engine.
4. The CLS63 AMG’s naturally aspirated 6.2L V8 engine produced 507 hp, later upgraded to a twin-turbocharged variant.

Transmission Upgrades

The CLS’s powertrain evolution isn’t just about engine upgrades; transmission advancements also played a critical role in enhancing the model’s performance and driving experience.

You’ll notice that the early CLS models came with a seven-speed automatic transmission, which was later replaced by a nine-speed automatic transmission in the third generation.

The seven-speed transmission was paired with various engines, including the 306-hp V8, 382-hp V8, and 507-hp V8 in the CLS63 AMG.

The shift to a nine-speed transmission in later models provided even smoother and more efficient power delivery.

Trim Levels and Features Explained

When exploring the Mercedes-Benz CLS lineup, you’re faced with a range of trim levels, each boasting distinct features to cater to varying driving preferences.

The CLS initially offered CLS500 and CLS55 AMG trims, later introducing CLS550 and CLS63 AMG trims, and eventually the CLS400 and CLS53 trims.

Some notable trim features include:

1. CLS550: available with 4Matic AWD, nine-speed automatic transmission, and a desirable V8 sound.
2. CLS63 AMG: AWD only, with a high-performance engine.
3. CLS400: sport suspension, stiffer and less prone to issues compared to airmatic suspension.
4. CLS450 4Matic: the only trim available by MY2022, offering a unique set of features.

Reliability and Maintenance Concerns

How reliable is a Mercedes-Benz CLS, and what maintenance concerns should you be aware of?

You’ll be relieved to know that the 2015 CLS400 is a reliable year, thanks to its design changes and lack of problematic airmatic suspension.

However, regular maintenance is vital to prevent costly repairs. Neglecting oil changes, tire replacements, and brake pads can lead to higher maintenance costs.

Look for models with good ownership history and maintenance records, especially for the CLS550’s engine.

Certified Pre-Owned models come with an extended warranty, providing added peace of mind for buyers concerned about maintenance and reliability.

CLS400 Vs CLS550 Comparison

When deciding between the CLS400 and CLS550, you’ll want to weigh the engine performance difference and trim level features.

The CLS400’s 6-cylinder engine provides a more fuel-efficient option, but the CLS550’s V8 engine offers more power and a premium feel.

The CLS550’s V8 engine is also deemed one of Mercedes-Benz’s best, making it a desirable choice for those seeking high-performance capabilities.

Engine Performance Difference

The engine performance difference between the CLS400 and CLS550 is a key contemplation for potential buyers.

You’ll want to know that the CLS400 has a 329-hp turbocharged 3.0L V6 engine, whereas the CLS550 boasts a 402-hp twin-turbocharged 4.7L V8 engine, making it more powerful.

1. The CLS550’s V8 engine is deemed one of the best engines made by Mercedes-Benz, but a tuned CLS400 can be faster than a stock CLS550.
2. The CLS400 gets almost 30mpg on a daily commute, but the CLS550 has a more desirable V8 sound.
3. The CLS550 has airmatic suspension, whereas the CLS400 has a sport suspension, which is stiffer and less prone to issues.
4. The CLS550’s engine has immense tuning potential, reaching 540HP/705 pound-feet with stage 1 tuning.

Trim Level Features

You’re likely considering the trim level features of the CLS400 and CLS550, given the significant engine performance differences between these two models.

The CLS400 has a 6-cylinder engine, sport suspension, and decent fuel economy, getting almost 30mpg on a daily commute.

In contrast, the CLS550 boasts a powerful V8 engine, airmatic suspension, and immense tuning potential.

While the CLS400’s sport suspension is stiffer and less prone to issues, the CLS550’s airmatic suspension can become problematic over time.

When choosing between these trims, consider your priorities: engine power, suspension, or fuel efficiency.

Ownership Experience and Testimonials

Owning a Mercedes Benz CLS is a unique experience that combines luxury, performance, and style.

You’ll enjoy the comfort and refinement of the interior, along with the sleek exterior design.

As an owner, you’ll experience a blend of driving excitement and practicality.

1. Reliability: CLS owners report low maintenance costs and few mechanical issues.
2. Fuel efficiency: You can expect an average fuel economy of around 25-30 mpg.
3. Resale value: The CLS retains its value well, making it a smart investment.
4. Community support: Join online forums and clubs to connect with other CLS enthusiasts and get valuable advice.

Performance and Tuning Potential

As you step on the gas, the CLS’s powerful engine comes alive, hinting at its immense tuning potential.

The CLS550’s V8 engine is particularly notable, with stage 1 tuning reaching 540HP and 705 pound-feet of torque. This model year’s engine is considered one of Mercedes-Benz’s best, and its tuning potential far surpasses the CLS400’s 6-cylinder engine.

With a stage 2 tune, the CLS550 can produce over 700HP, rivaling high-end sports cars. If you’re looking for a performance car that can be taken to the next level, the CLS550 is an excellent choice, especially considering its ability to reach 0-60mph in mid-3 seconds with a tune.

General Advice and Purchasing Tips

When shopping for a used Mercedes-Benz CLS, it’s essential to approach the purchase with a clear understanding of what to look for.

Considering a pre-owned CLS requires careful consideration of several key factors.

1. Check service history and maintenance records, as regular upkeep is vital for reliability.
2. Opt for a garage-kept car, which is generally better maintained.
3. Be prepared for higher maintenance costs, especially for oil changes, tire replacements, and brake pads.
4. Look for a CLS550 with good ownership history, as limited availability drives up prices.

Mercedes-Benz CLS-Class Depreciation Overview

When considering a Mercedes-Benz CLS-Class, you’ll want to understand its depreciation rate, resale value, and yearly depreciation cost.

After 5 years, a CLS-Class will depreciate 51%, leaving it with a resale value of $42,518.

Depreciation Rate

You can expect a significant loss in value over time when buying a Mercedes-Benz CLS-Class.

Here’s what you need to know about the depreciation rate:

1. 51% depreciation after 5 years: Your CLS-Class will lose more than half its value in just 5 years, with a resale value of $42,518.
2. $25,175 saved by buying used: Purchasing a 2-year-old CLS-Class can save you $25,175 compared to buying new.
3. $19,417 total depreciation over 3 years: If you buy a used CLS-Class, you’ll still face significant depreciation costs over the next 3 years.
4. Rankings and costs to weigh: The CLS-Class ranks in depreciation rankings, but remember to factor in maintenance, insurance, and financing costs when making a purchasing decision to ponder.

CLS-Class Resale Value

The Mercedes-Benz CLS-Class’s resale value is a crucial aspect to ponder when making a purchasing decision, as it can significantly impact the total cost of ownership.

You’ll be interested to know that a 5-year-old CLS will retain about 49% of its original price, with a resale value of $42,518.

If you opt for a 2-year-old model, you’ll save around $25,175 compared to buying new.

The 2021 CLS is a top pick, with 75% of its useful life remaining.

Keep in mind that resale value is just one factor; you’ll also need to weigh maintenance, insurance, and financing costs.

Yearly Depreciation Cost

Mercedes-Benz CLS-Class depreciation hits hardest in the first three years, with a total loss of $19,417.

You’ll experience the steepest decline in value during this period, so it’s essential to weigh the depreciation cost when buying a CLS-Class.

Here’s a breakdown of the yearly depreciation cost:

1. Year 1: $9,417 (25% loss)
2. Year 2: $7,500 (20% loss)
3. Year 3: $2,500 (7% loss)
4. Year 4-5: $1,000 (2.5% loss per year)

Keep in mind that these figures are estimates and may vary depending on factors like mileage and condition.

After five years, your CLS-Class will retain about 49% of its original value.

It’s crucial to factor in the depreciation cost when purchasing a CLS-Class.

Buying and Owning a Mercedes-Benz CLS-Class

Purchasing a pre-owned Mercedes-Benz CLS-Class can be a savvy financial move, especially when considering vehicles between two and four years old.

You can save a significant amount, like $25,175, compared to buying new. By selecting the right trim and year, you can minimize costs and maximize value.

The 2021 Mercedes-Benz CLS-Class is a top pick, with 75% of its useful life remaining. Tools are available to help you save on maintenance, insurance, and financing costs.

Insurance and Maintenance Costs to Expect

You’ve likely factored in the sticker price of your Mercedes-Benz CLS-Class, but have you also considered the ongoing costs of insurance and maintenance?

These expenses can add up quickly.

1. Insurance premiums: The average annual cost is $4,526, totaling $22,630 over 5 years.
2. Maintenance costs: Regular expenses like oil changes, tire replacements, and brake pads can be costly due to the vehicle’s premium nature.
3. Battery replacements: Regular replacements can help reduce overall maintenance costs.
4. Proper maintenance habits: Keeping your vehicle enclosed and out of the elements can minimize maintenance costs.

When looking at performance cars, make sure to check out our guides on models like the Mercedes-Benz G-Class, Mercedes-Benz GLK, Mercedes-Benz ML and Mercedes-Benz GLS-Class. Knowing which model years to target and which to avoid is crucial. Our expert reviews break down these models, providing insights into the years that are celebrated for their engineering excellence and driving satisfaction, as well as those that are best to avoid due to potential issues.