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September 1, 2025

New Mercedes-AMG GT 55 Review: Aiming for the Porsche 911 but Falling Short

Explore the performance, design, and driving experience of the new Mercedes-AMG GT 55. Discover why it struggles to match the competition, especially the iconic Porsche 911.

New Mercedes-AMG GT 55 Review: Aiming for the Porsche 911 but Falling Short

When it comes to luxury sports cars, the Mercedes-AMG GT 55 stands tall within its range. However, despite its impressive specifications and stunning design, many enthusiasts find it struggling to keep pace with the renowned Porsche 911. In this review, we delve into the key aspects of the GT 55, from performance to design, and explore where it excels and where it falls short.

Overview of the Mercedes-AMG GT Range

Mercedes-AMG’s GT range features a variety of models, each crafted to meet the demands of a diverse audience. Topping the lineup is the GT 63 S E Performance, which offers jaw-dropping performance through its combination of a powerful V8 engine and hybrid technology. On the other end, the entry-level GT 43 utilizes a four-cylinder turbocharged engine.

Positioned centrally in this array is the GT 55, which boasts a 4.0-litre twin-turbo V8 engine. With a power output of 469bhp and peak torque of 700Nm, the GT 55 places itself as a thrilling option for those seeking powerful performance without the added complexities of hybrid systems present in higher-end models.

Performance and Driving Experience

The GT 55 has an impressive acceleration capability, managing a 0-62mph sprint in just 3.8 seconds. While this is slower compared to the faster variants, the sensation of thrust from the V8 is exhilarating. The all-wheel-drive system allows for excellent traction, making the car remarkably effective for covering ground.

The sound produced by the quad exhaust outlets is nothing short of thrilling, capturing the essence of what a luxury sports car should feel like. Emission regulations attempt to tone down the noise, yet the GT 55’s engine remains a powerful auditory presence that contributes to the driving excitement.

Handling and Ride Quality

One of the highlights of the GT 55 is its suspension, which performs admirably in both low-speed comfort and high-speed refinement. Compared to its competitors, the GT 55 manages road imperfections better, allowing for a more enjoyable ride even on uneven surfaces. However, minor drawbacks start to surface as you push the car's limits.

The nine-speed automatic gearbox can be somewhat inconsistent, particularly in manual mode where paddle responses lag, leading to missed shifts, especially when under spirited acceleration. This can detract from the driving experience, leaving drivers frustrated at times.

Character and Connection

While numbers tell a story of power and speed, the GT 55 seems to lack the emotional connection that drivers may long for. Unlike its predecessor, this model doesn't exude the raw excitement and character that made the original AMG GT beloved. While it can glide through corners quickly, it lacks the spirited feel of the old GT and falters when compared to the more precise handling of the Porsche 911.

The steering, while progressive, lacks the distinct feedback that keen drivers often crave. This detachment can leave drivers feeling disconnected from the driving experience, particularly when pushing through twisty roads where feedback on limits is crucial.

Weight Considerations

One of the GT 55's significant advantages over its GT 63 E Performance sibling is weight. At 2,120kg, the GT 55 is considerably lighter than the plug-in hybrid variant but still heavier than competitors like the Porsche GTS Carrera 4, which provides more agility and maneuverability. A lighter weight can often result in a more responsive and engaging driving experience, and in this regard, the GT 55 may feel somewhat cumbersome in spirited driving.

Interior and Technology

Inside, the Mercedes-AMG GT 55 is modern with a focus on technology and comfort. However, this comes at a cost—the design feels less distinctive compared to its predecessor, resembling more of a luxurious C-Class than the thrilling environment one might expect in a supercar. The emphasis on touchscreen controls can lead to distractions and a loss of the tactile enjoyment traditionally associated with performance cars.

The new interior lacks the raw, driver-focused excitement of the old GT, which had its unique character displayed through dramatic design and a tactile interface. The GT 55 now prioritizes sedateness over spiritedness, and this change in direction may not resonate with all fans.

The Verdict

In conclusion, while the Mercedes-AMG GT 55 Premium Plus undoubtedly presents a compelling package with its powerful V8, bold styling, and luxurious interior, it struggles to capture the driver-focused experience that many expect from a car of its lineage. While it may be the most sensible option in the AMG GT range, it ultimately falls short of the Porsche 911 in terms of driving delight.

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In the realm of luxury sports cars, the GT 55 stands out for its performance credentials but lacks the depth of character and connection that some may crave. Its qualities may suffice for enthusiasts who prioritize practicality and power, but when placed in the context of true driving enjoyment, it remains somewhat of a letdown in the eyes of many.

Key Specifications

  • Model: Mercedes-AMG GT 55 Premium Plus
  • Price from: £148,300
  • Powertrain: 4.0-litre twin-turbo V8
  • Power/Torque: 469bhp/700Nm
  • Transmission: Nine-speed automatic, four-wheel drive
  • 0-62mph: 3.8 seconds
  • Top Speed: 183mph
  • Economy: 20.2mpg
  • CO2: 319g/km
  • Dimensions (L/W/H): 4,728/1,984/1,354mm
  • On Sale: Now

Conclusion

In a market saturated with exceptional sports cars, the GT 55 serves as both a thrilling ride and a reminder of the high standards set by its predecessors. It’s a car that embodies luxury and performance but ultimately may not leave a lasting impression among the competition.