2017 Mercedes S Class 63 AMG Cabriolet Review and Performance Comparison

Mercedes S Class Performance Review.

Introduction:

The 2017 Mercedes S Class 63 AMG Cabriolet is a powered by a Petrol V 8. This variant of the Mercedes S Class 63 AMG Cabriolet is the 7 speed / Auto version and was first brought out around 2017. This was at around the same time as the introduction of the 2018 Bugatti Chiron Sport 8.0L W16 Quad Turbo and the 2018 Bugatti Divo 8.0L W16 64 Valve Turbo.

This particular Mercedes S Class has a 5461cc Twin Turbo Petrol powerplant driven by the Mercedes All Wheel Drive system.

Alternative Petrol V 8's include the 2023 Dodge Challenger SRT Demon 170

The S Class shares its Petrol V 8 engine configuration with the likes of the 2023 Dodge Challenger SRT Demon 170 and the 2023 Ferrari SF 90 XX Spider 4.0 V8 Turbo.If you're looking for other similar performing cars which share the S Class's All Wheel Drive, Cabriolet combination then how about the 2024 Aspark Owl AWD or the earlier 2019 Pininfarina Battista 1900.

Power and Weight:

Weighing in at 2185 kgs (4817 lbs) places the Mercedes S Class 63 AMG Cabriolet in a similar weight category as the 2024 Mercedes SL Class SL63 S E Performance and the excellent 2024 Mercedes GT GT 63 S E Performance, give or take 50kg.

The Mercedes S Class shares the same bhp with the 2025 Mercedes Mercedes-AMG PureSpeed Roadster (577 bhp)

In terms of pure power the 5461cc 32 valve, V 8 engine produces around 577 bhp (430 kW) @ 5500 rpm which is comparable to the 2025 Mercedes Mercedes-AMG PureSpeed Roadster (577 bhp) and also the 2024 Bentley Flying Spur Speed (592 bhp).

The Twin Turbo V 8 throws out 664 lb-ft (900.2 Nm) @ 2250 rpm placing it with cars of similar torque performance figures such as the 2024 Maybach S 680 (664 lb-ft) or the 2024 Mercedes GT GT 63 S E Performance (664 lb-ft).

Power to Weight:

If you look at both power or torque of the 2017 Mercedes S Class in comparison with its weight you get a much more accurate idea of its real world performance.

The 2004 TVR T350 T 3.6 (289.0 bhp per ton) has similar Bhp Per Ton stats as the Mercedes S Class.

The Mercedes S Class has a power to weight ratio of 264.0 bhp per ton. Bhp per ton figures of the 2017 S Class 63 AMG Cabriolet means you're competing with the 2004 TVR T350 T 3.6 (289.0 bhp per ton) and the equally quick 2013 Mercedes C Class 63 AMG Edition 507 (289.0 bhp per ton).

Torque to Weight:

If you agree with the late great Carroll Shelby then arguably an even better indicator of potential performance is Torque!. However, torque isn't the whole story, you also need to compare weight as well for more real world comparisons such as torque per ton.

The Mercedes S Class 63 AMG Cabriolet generates around 303.8 lb-ft per ton. So if you're looking at what cars perform similarly either on the drag strip or at the traffic lights using torque to weight as a benchmark, then look no further than the 2016 Porsche 911 Turbo 991 II (328.5 lb-ft per ton) or the similarly performing 2001 AC Cobra 212 S/C (327.7 lb-ft per ton).

Acceleration:

The Mercedes S Class 63 AMG Cabriolet can accelerate 0–60mph in 3.80 secs or 0–100km/h (0–62mph) in 3.9 secs. Acceleration rivals to the Mercedes S Class 63 AMG Cabriolet include the 2025 Maserati GranCabrio 490 (3.80 secs) or the equally as fast to 60mph 2025 Maserati GranTurismo 490 (3.80 secs).

The V 8 engine of the Mercedes S Class 63 AMG Cabriolet ensures that, ‘on paper’ at least, accelerates slightly faster than the 2023 Toyota Supra GR A91-MT Edition (3.90 secs) and the 2023 Toyota Supra GR 3.0 Premium (3.90 secs).

Quarter Mile time is a close race between the Mercedes S Class 63 AMG Cabriolet and the Audi RS e-Tron GT

On a longer format for acceleration comparisons the 2017 Mercedes S Class can reach a quarter mile in an estimated 12.28 secs with a trap speed around 110.9 mph. Similar performances down the quarter mile drag strip can be found with the the Audi RS e-Tron GT (12.29 seconds @ 110.8 mph) and a close race between the Nissan Skyline GT-R R35 (12.29 seconds @ 110.8 mph) too.

Top Speed:

Some modern performance cars are often artificially restricted particularly when it comes to max speed. 155 mph top speed restrictions are often used as part of the German 'Gentleman's Agreement' for example, so be cautious when using maximum speed figures. The 2017 version of the Mercedes S Class 63 AMG Cabriolet has a maximum speed of 155mph.

Top Speed of the 2017 S Class equals the Volkswagen-VW Golf GTI Performance DSG 2.0 Turbo (154 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what has a similar top end performance to the 2017 Mercedes S Class 63 AMG Cabriolet then there's the slightly slower the Volkswagen-VW Golf GTI Performance DSG 2.0 Turbo (154 mph) or how about the impressive Ford Focus ST-3 2.0 Turbo (154 mph).

— AutoSnout

Figures & Specs Summary:

Related Links:

• 2017 S Class Rivals List.
• 2017 S Class: Full Review and Comparisons.
• A Brief History of Mercedes
• Compare the 2017 Mercedes S Class