2027 MINI Cooper Convertible Powertrain & Performance Guide.

The 2027 MINI Cooper Convertible tops out at 228 hp and reaches 60 mph in 6.2 seconds in JCW trim. All three models share the same 2.0-liter TwinPower Turbo base, tuned to three distinct output levels. This page breaks down what each powertrain delivers and where to explore current MINI Cooper Convertible inventory at MINI of Grand Rapids.

The Three Powertrains at a Glance.

The 2027 MINI Cooper Convertible is built on one engine architecture and divided into three performance tiers. Each uses a 2.0-liter TwinPower Turbo 4-cylinder with twin-scroll turbocharging, Double-VANOS variable valve timing, Valvetronic variable valve lift, and high-precision direct injection.

The output difference between the Cooper C and the JCW is 67 hp and 96 lb-ft of torque, which translates to a 1.7-second difference in listed 0-60 time.

Here is what separates the three:

Model Horsepower Torque 0–60 MPH Top Speed EPA MPG (City/Hwy)
Cooper C 161 hp 184 lb-ft 7.9 sec 130 mph 27 / 37 mpg
Cooper S 201 hp 221 lb-ft 6.7 sec 147 mph 26 / 36 mpg
John Cooper Works 228 hp 280 lb-ft 6.2 sec 152 mph 26 / 35 mpg

All three are front-wheel drive and paired with a 7-speed dual-clutch automatic transmission. The JCW receives the 7-Speed Sport Dual Clutch Transmission with performance-oriented calibration.

2027 MINI Cooper Convertible full specs

2027 MINI Cooper Convertible TwinPower Turbo performance

How the TwinPower Turbo System Works.

The name TwinPower does not refer to two separate turbochargers. It refers to a twin-scroll turbocharger combined with Double-VANOS variable valve timing and Valvetronic variable valve lift.

The twin-scroll design separates exhaust pulses from paired cylinders as they reach the turbocharger, supporting responsive boost delivery across the engine’s operating range.

On the Cooper C, peak torque of 184 lb-ft arrives at 1,450 rpm and holds through 4,500 rpm. On the JCW, 280 lb-ft arrives at 1,500 rpm and holds through 4,000 rpm.

Double-VANOS adjusts the timing of both the intake and exhaust camshafts continuously based on load and rpm. Valvetronic varies the lift height of the intake valves. Together, Double-VANOS and Valvetronic adjust valve timing and lift based on engine operating conditions.

High-precision direct injection delivers fuel directly into the combustion chamber rather than into the intake port.

EPA fuel economy ratings for 2027 MINI Cooper Convertible

How Each Powertrain Performs Across the Trims.

Cooper C Convertible.

The Cooper C produces 161 hp and 184 lb-ft of torque, reaches 60 mph in 7.9 seconds, and has a listed top speed of 130 mph. City fuel economy is rated at 27 mpg and highway fuel economy at 37 mpg, the highest highway rating of the three models.

The Cooper C uses a 7-speed dual-clutch transmission and is paired with 17-inch U-Spoke Grey wheels on all-season tires.

Cooper S Convertible.

The Cooper S increases output to 201 hp and 221 lb-ft of torque, reducing the listed 0-60 time to 6.7 seconds and raising the listed top speed to 147 mph.

The Cooper S shares the same 17-inch wheel format as the Cooper C and returns 26 city / 36 hwy mpg. This model also opens up a broader exterior color selection, including Indigo Sunset Blue Metallic, Ocean Wave Green Metallic, and Blazing Blue Metallic.

John Cooper Works Convertible.

The JCW is the highest-output model in the 2027 MINI Cooper Convertible lineup. It produces 228 hp and 280 lb-ft of torque, posts a listed 0-60 time of 6.2 seconds, and has a listed top speed of 152 mph.

It receives the 7-Speed Sport Dual Clutch Transmission, paddle shifters mounted to the steering wheel, JCW Dynamic Damper Control, JCW Sport Brakes with red calipers, and JCW Sport Seats. Power-adjustable front seats are also standard on the JCW.

The wheel package changes to 17-inch John Cooper Works Sprint Spoke Black wheels. At 3,197 lbs curb weight, the JCW is 58 lbs heavier than the Cooper C and adds JCW-specific braking and damping hardware.

John Cooper Works trim details

What Each Powertrain Delivers in Real-World Driving.

The Cooper C may appeal to drivers who prioritize the highest EPA highway fuel-economy rating in the lineup along with the open-air MINI Cooper Convertible format. It returns 27 city / 37 hwy mpg and reaches 60 mph in a listed 7.9 seconds.

The Cooper S sits between the Cooper C and JCW in output, with 201 hp, 221 lb-ft of torque, and a 6.7-second listed 0-60 time. It returns 26 city / 36 hwy mpg.

The JCW adds the most performance-oriented hardware in the lineup, including paddle shifters, the Sport Dual Clutch Transmission, JCW Dynamic Damper Control, and JCW Sport Brakes with red calipers. The Harman Kardon surround sound system is also standard on the JCW.

The JCW still seats four, retains the convertible roof, and returns 26 city / 35 hwy mpg.

2027 MINI Cooper Convertible real-world driving

2027 MINI Cooper Convertible powertrain comparison

How the Three MINI Cooper Convertible Powertrains Compare.

The Cooper C, Cooper S, and JCW provide three distinct output levels within the 2027 MINI Cooper Convertible lineup.

The Cooper C produces 161 hp and returns 37 MPG highway. The Cooper S increases output to 201 hp with a listed 0-60 time of 6.7 seconds. The JCW produces 228 hp and 280 lb-ft of torque with a listed 0-60 time of 6.2 seconds and adds JCW-specific transmission, braking, and damping hardware.

Compare 2027 MINI Cooper Convertible trims side by side

See the 2027 MINI Cooper Convertible at MINI of Grand Rapids.

Three powertrains, one convertible body, and a 4-year / 50,000-mile limited warranty apply across the lineup. Browse current 2027 MINI Cooper Convertible inventory at MINI of Grand Rapids to see available Cooper C, Cooper S, and JCW configurations. Schedule a test drive for an available vehicle to compare the powertrain that best fits your driving preferences.

Frequently Asked Questions.

How fast does the 2027 MINI Cooper Convertible go from 0-60 mph?

The Cooper C reaches 60 mph in 7.9 seconds with 161 hp and 184 lb-ft of torque. The Cooper S covers 0-60 in 6.7 seconds with 201 hp and 221 lb-ft of torque. The JCW reaches 60 mph in 6.2 seconds with 228 hp and 280 lb-ft of torque.

Actual results vary by road conditions, driving style, and vehicle specification. Performance figures are provided for comparison; always observe posted speed limits and applicable traffic laws.

What engine does the 2027 MINI Cooper Convertible use?

All three models use a 2.0-liter TwinPower Turbo 4-cylinder 16-valve engine with a twin-scroll turbocharger, Double-VANOS variable valve timing, Valvetronic variable valve lift, and high-precision direct injection. Output is tuned to 161 hp in the Cooper C, 201 hp in the Cooper S, and 228 hp in the JCW.

What transmission does the 2027 MINI Cooper Convertible come with?

The Cooper C and Cooper S use a 7-Speed Dual Clutch Transmission. The JCW uses a 7-Speed Sport Dual Clutch Transmission with performance-oriented calibration.

Is the 2027 MINI Cooper Convertible available with all-wheel drive?

No. The 2027 MINI Cooper Convertible is front-wheel drive across all three models.

What is the fuel economy of the 2027 MINI Cooper Convertible?

The Cooper C returns 27 city / 37 hwy mpg. The Cooper S returns 26 city / 36 hwy mpg. The JCW returns 26 city / 35 hwy mpg. All three post a combined figure of 30 mpg.

What are the dimensions of the 2027 MINI Cooper Convertible?

The MINI Cooper Convertible measures 152.8 inches long, 68.7 inches wide at the body, 77.6 inches wide including mirrors, and 56.3 inches tall. Cargo capacity is 5.2 cubic feet.

What is the top speed of the 2027 MINI Cooper Convertible?

The Cooper C has a listed top speed of 130 mph. The Cooper S has a listed top speed of 147 mph. The JCW has a listed top speed of 152 mph.

What warranty covers the 2027 MINI Cooper Convertible powertrain?

The MINI New Passenger Car Limited Warranty covers 4 years or 50,000 miles, whichever comes first. MINI also includes a 4-year / unlimited-mileage roadside assistance program and a 12-year / unlimited-mileage rust perforation warranty.

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