Best Car Reviews - 2021 Porsche Cayenne S Coupe

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Introduction

The 2021 Porsche Cayenne S Coupe is a premium performance SUV with a fastback-style roofline, all-wheel drive and genuine Porsche road manners. It targets buyers who want more visual drama and sharper driving responses than a conventional luxury SUV can offer, while retaining everyday usability. Its standout qualities are a 2.9-litre twin-turbocharged V6, strong acceleration, an eight-speed automatic transmission and a cabin that can be extensively personalised.

Design and Exterior Features

The Cayenne S Coupe combines the height and presence of an SUV with a lower, more swept-back silhouette than the regular Cayenne. It is about 194.2 inches long and 86.4 inches wide including mirrors, with a roofline that sits lower than the standard SUV. The raked rear glass, full-width rear light bar, fixed roof spoiler and adaptive rear spoiler give it a distinctive Porsche identity. Compared with the regular Cayenne, the Coupe sacrifices some cargo practicality for a more athletic profile and a more dramatic rear design.

Lower, more steeply raked roofline than the standard Cayenne.
20-inch alloy wheels were standard on the Cayenne S Coupe.
Adaptive rear spoiler deploys at higher speeds to support stability.
Panoramic fixed glass roof was standard equipment.
Wide rear stance, LED lighting and connected rear light strip create a modern Porsche look.

Interior and Comfort

The cabin feels solidly assembled and driver-focused, combining a high centre console with a central touchscreen and a traditional analogue tachometer. Materials are upscale, though the final ambience depends heavily on the selected leather, trim, seating and audio options. The standard 2+2 arrangement emphasises the Coupe’s sporting character, while a three-seat rear bench was available at no extra charge. Rear passengers sit lower than in the regular Cayenne to preserve headroom beneath the sloping roof, but the Coupe remains less practical for taller rear occupants and bulky cargo.

Eight-way sport seats and a 2+2 rear-seat layout were standard.
High-quality leather, metal and configurable trim choices give the cabin a premium feel.
Available heated, ventilated and massaging seats improve long-distance comfort.
Available four-zone climate control adds convenience for rear passengers.
Rear cargo capacity is reduced versus the conventional Cayenne SUV.

Performance and Handling

The 2021 Porsche Cayenne S Coupe uses a 2.9-litre twin-turbocharged, direct-injection V6 with 434 horsepower and 405 lb-ft of torque. Its eight-speed Tiptronic S automatic transmission works with Porsche Traction Management active all-wheel drive. With the standard Sport Chrono Package, Porsche quoted 0-60 mph in 4.7 seconds and a 164 mph top track speed. The steering is accurate, the body remains impressively controlled for a large SUV, and the all-wheel-drive system helps deliver confident traction in wet or cold conditions. EPA figures commonly listed for the S Coupe are 18 mpg city, 22 mpg highway and 19 mpg combined, equivalent to approximately 13.1, 10.7 and 12.4 l/100 km respectively. The supplied 15.66 l/100 km figure should therefore be treated as a possible real-world or database value rather than the official combined EPA rating.

2.9-litre twin-turbocharged V6 with 434 hp and 405 lb-ft.
Eight-speed Tiptronic S automatic transmission.
Porsche Traction Management active all-wheel drive.
0-60 mph in 4.7 seconds with Sport Chrono.
Official combined economy is approximately 12.4 l/100 km, while hard urban driving can use considerably more fuel.

Technology and Connectivity

The Cayenne S Coupe features Porsche Communication Management with a 12.3-inch central touchscreen, integrated navigation and Bluetooth connectivity. Apple CarPlay was available, while Android Auto support was not offered on this model year. The dashboard balances the large screen with a central analogue tachometer and configurable digital displays. Technology options could add upgraded Bose or Burmester audio, a head-up display, night vision assist, a surround-view camera and Porsche InnoDrive driver assistance.

12.3-inch central touchscreen with navigation.
Apple CarPlay and Bluetooth connectivity.
Configurable digital instrument displays around an analogue tachometer.
Available Bose and Burmester premium audio systems.
Available head-up display, night vision assist and InnoDrive.

Safety Features

Standard safety equipment includes stability control, traction control, multiple airbags, anti-lock brakes and Porsche’s forward-collision warning and automatic emergency braking system. Equipment varied significantly with options, so used-car buyers should confirm the individual vehicle’s specification. Available features included adaptive cruise control, lane-keeping assistance, lane-change assistance, rear cross-traffic alert, traffic-sign recognition and a surround-view camera. The 2021 Cayenne Coupe was not crash-tested by the NHTSA or IIHS, so there is no verified US crash-test score to report for this exact body style.

Forward-collision warning and automatic emergency braking.
Electronic stability and traction-control systems.
Standard child-seat anchors and multiple airbags.
Available adaptive cruise control and lane-keeping assistance.
Available blind-spot monitoring, surround-view camera and night vision assist.

Pricing and Variants

The 2021 Porsche Cayenne S Coupe started at approximately $91,250 in the United States before destination charges, taxes and options. The wider 2021 Cayenne Coupe range included the Cayenne Coupe, Cayenne E-Hybrid Coupe, Cayenne S Coupe, Cayenne GTS Coupe, Cayenne Turbo Coupe and Cayenne Turbo S E-Hybrid Coupe. Against rivals such as the BMW X6, Audi Q8 and Mercedes-Benz GLE Coupe, the Porsche commanded a premium but delivered especially strong steering feel and chassis composure. Options can dramatically increase the original purchase price, so a well-equipped used example may have cost far more than its base MSRP when new.

Pros and Cons

Pros

Exceptionally composed and engaging handling for a luxury SUV.
Strong twin-turbo V6 acceleration and responsive automatic transmission.
Distinctive Coupe body style with a dramatic rear design.
High-quality cabin with extensive personalisation options.
All-wheel drive provides confident year-round traction.

Cons

High purchase price and expensive option list.
Fuel use is substantial, especially in city driving.
Sloping roofline reduces rear-seat and cargo practicality.
Many desirable driver-assistance features were optional.
Maintenance, tyres, brakes and repairs can be costly after warranty coverage ends.

Maintenance and Common Issues

Maintenance costs depend heavily on location, mileage and whether work is completed by a Porsche dealer or independent specialist. A five-year ownership estimate for the 2021 Cayenne S Coupe lists maintenance at about $11,591, or roughly $2,318 per year on average, although spending will not be even from year to year and this does not include every repair. Owner and technician discussions most often flag these inspection areas: 12-volt battery or electrical-system warnings; cooling-system leaks or water-pump concerns; air-conditioning evaporator or climate-control faults; turbocharger wastegate or boost-control issues; and intermittent infotainment, camera or sensor faults. These are areas to check during a pre-purchase inspection, not evidence that every Cayenne S Coupe will develop them.

Rating

Overall rating: 8.7/10. Design: 9.1/10. Comfort: 8.5/10. Performance: 9.3/10. Technology: 8.6/10. Safety: 8.1/10. The Cayenne S Coupe earns its high score with exceptional performance and a premium driving experience, while its rating is held back by expensive ownership, optional safety equipment and reduced practicality compared with the standard Cayenne.

User Reviews and Feedback

Owner feedback commonly praises the Cayenne S Coupe as a rare SUV that feels genuinely enjoyable on a winding road. Satisfaction tends to be strongest among drivers who value performance, design and cabin quality more than maximum cargo volume. Costs and complex option packages are the recurring cautions.

Owners commonly praise the sharp steering, grip and confidence at speed.
The V6’s power delivery and automatic transmission are widely appreciated.
Many buyers consider the Coupe design more desirable than the standard SUV body.
Rear visibility, rear-seat space and cargo flexibility are frequent compromises.
Premium-fuel, tyre, brake and dealer-service costs are common ownership concerns.

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Summary

The 2021 Porsche Cayenne S Coupe is best suited to buyers who want a luxury SUV that prioritises driving enjoyment and style over maximum practicality. Its 434-horsepower twin-turbo V6, all-wheel drive and polished chassis make it quick, capable and rewarding, while the cabin feels suitably premium. It remains an appealing choice in the used-performance-SUV market, provided buyers budget realistically for premium fuel, scheduled servicing, tyres, brakes and a thorough pre-purchase inspection.