Compare the2023 Toyota Supra VS 2023 Porsche 718 Cayman

Over 200 people are killed each year when backed over by motor vehicles. The Supra offers optional Emergency Braking that use rear sensors to monitor for objects to the rear and automatically apply the brakes to prevent a collision. The 718 Cayman doesn’t offer backup collision prevention brakes.

The Supra’s lane departure warning system alerts a temporarily inattentive driver when the vehicle begins to leave its lane and gently nudges the vehicle back towards its lane. The 718 Cayman doesn’t offer a lane departure warning system.

To help make backing out of a parking space safer, the Supra’s optional rear cross-path warning system uses sensors in the rear to alert the driver to vehicles approaching from the side, helping the driver avoid collisions. The 718 Cayman doesn’t offer a rear cross-path warning system.

The Supra’s driver alert monitor detects an inattentive driver then sounds a warning and suggests a break. According to the NHTSA, drivers who fall asleep cause about 100,000 crashes and 1500 deaths a year. The 718 Cayman doesn’t offer a driver alert monitor.

Both the Supra and the 718 Cayman have standard driver and passenger frontal airbags, front side-impact airbags, driver and front passenger knee airbags, side-impact head airbags, four-wheel antilock brakes, traction control, electronic stability systems to prevent skidding, daytime running lights, rearview cameras, available blind spot warning systems and rear parking sensors.

Toyota’s powertrain warranty covers the Supra 1 year and 10,000 miles longer than Porsche covers the 718 Cayman. Any repair needed on the engine, transmission, axles, joints or driveshafts is fully covered for 5 years or 60,000 miles. Coverage on the 718 Cayman ends after only 4 years or 50,000 miles.

Toyota pays for scheduled maintenance on the Supra for 1 year and 15000 miles longer than Porsche pays for maintenance for the 718 Cayman (2/25000 vs. 1/10,000).

There are over 6 times as many Toyota dealers as there are Porsche dealers, which makes it much easier should you ever need service under the Supra’s warranty.

J.D. Power and Associates’ 2022 Initial Quality Study of new car owners surveyed provide the statistics that show that Toyota vehicles are better in initial quality than Porsche vehicles. J.D. Power ranks Toyota above average in initial quality. With 28 more problems per 100 vehicles, Porsche is rated below average.

J.D. Power and Associates’ 2022 survey of the owners of three-year-old vehicles provides the long-term dependability statistics that show that Toyota vehicles are more reliable than Porsche vehicles. J.D. Power ranks Toyota above average in long-term dependability. With 34 more problems per 100 vehicles in the first three years of ownership, Porsche is rated lower.

The Supra has more powerful engines than the 718 Cayman:

	Torque
Supra 2.0 turbo 4-cylinder	295 lbs.-ft.
Supra 3.0 turbo 6-cylinder	368 lbs.-ft.
718 Cayman 2.0 turbo 4-cylinder	280 lbs.-ft.
718 Cayman S 2.5 turbo 4-cylinder	309 lbs.-ft.
718 Cayman GTS 4.0 4.0 GT3 6-cylinder	309 lbs.-ft.
718 Cayman GT4 4.0 GT3 6-cylinder	309 lbs.-ft.
718 Cayman GT4 RS 4.0 DOHC 6-cylinder	331 lbs.-ft.

As tested in Car and Driver the Toyota Supra turbo 6 cyl. is faster than the 718 Cayman S 2.5 turbo 4-cylinder (manual transmissions tested):

	Supra	718 Cayman
Zero to 60 MPH	3.9 sec	4.1 sec

As tested in Car and Driver the Toyota Supra turbo 6 cyl. is faster than the Porsche 718 Cayman turbo 4 cyl. (automatics tested):

	Supra	718 Cayman
Zero to 30 MPH	1.4 sec	1.6 sec
Zero to 60 MPH	3.7 sec	4.3 sec
Zero to 100 MPH	9.1 sec	10.6 sec
5 to 60 MPH Rolling Start	4.7 sec	5.5 sec
Passing 30 to 50 MPH	2.5 sec	4.5 sec
Passing 50 to 70 MPH	2.9 sec	3.6 sec
Quarter Mile	12.2 sec	12.8 sec
Speed in 1/4 Mile	114 MPH	110 MPH

On the EPA test cycle the Supra gets better mileage than the 718 Cayman:

			MPG
Supra
	Manual	3.0 turbo 6-cyl.	19 city/27 hwy
	Auto	2.0 turbo 4-cyl.	25 city/31 hwy
		3.0 turbo 6-cyl.	23 city/31 hwy
718 Cayman
	Manual	2.0 turbo flat-4	20 city/25 hwy
		2.5 turbo flat-4	19 city/24 hwy
		GTS 4.0 DOHC flat-6	17 city/24 hwy
		GT4 4.0 DOHC flat-6	17 city/23 hwy
	Auto	2.0 turbo flat-4	21 city/27 hwy
		2.5 turbo flat-4	19 city/25 hwy
		GTS 4.0 DOHC flat-6	19 city/24 hwy
		GT4 4.0 DOHC flat-6	18 city/24 hwy
		GT4 RS 4.0 DOHC flat-6	15 city/19 hwy

In its Green Vehicle Guide, the U.S. Environmental Protection Agency (EPA) rates the Toyota Supra higher (5 to 7 out of 10) than the Porsche 718 Cayman (1 to 5). This means the Supra produces up to 47 pounds less smog-producing pollutants than the 718 Cayman every 15,000 miles.

The Toyota Supra comes standard with an automatic transmission, for driver comfort, especially in the city. Automatic costs extra on the 718 Cayman.

An eight-speed automatic is standard on the Toyota Supra, for better acceleration and lower engine speed on the highway. Only a seven-speed automatic is available for the 718 Cayman.

The Supra stops shorter than the 718 Cayman:

	Supra	718 Cayman
70 to 0 MPH	147 feet	149 feet	Car and Driver
60 to 0 MPH	100 feet	106 feet	Motor Trend

For better traction, the Supra has larger tires than the 718 Cayman (F:255/35R19 & R:275/35R19 vs. F:235/45R18 & R:265/45R18). The Supra 3.0’s front tires are larger than the largest tires available on the 718 Cayman (255/35R19 vs. 245/35R20).

The Supra 2.0’s standard tires provide better handling because they have a lower 40 series profile (height to width ratio) that provides a stiffer sidewall than the 718 Cayman’s standard 45 series tires.

For better handling and stability, the track (width between the wheels) on the Supra is 2.7 inches wider in the front and 2.1 inches wider in the rear than the average track on the 718 Cayman.

The Supra’s front to rear weight distribution is more even (51.5% to 48.5%) than the 718 Cayman’s (44.7% to 55.3%). This gives the Supra more stable handling and braking.

The Supra 3.0 Premium handles at 1.07 G’s, while the 718 Cayman pulls only 1.00 G’s of cornering force in a Car and Driver skidpad test.

For better maneuverability, the Supra’s turning circle is 2 feet tighter than the 718 Cayman’s (34.1 feet vs. 36.1 feet). The Supra’s turning circle is 3.4 feet tighter than the 718 Cayman GT4’s (34.1 feet vs. 37.5 feet).

As tested by Car and Driver, the interior of the Supra 3.0 Premium is quieter than the 718 Cayman GT4 RS:

	Supra	718 Cayman
At idle	42 dB	58 dB
Full-Throttle	81 dB	102 dB
70 MPH Cruising	68 dB	76 dB

The Supra has 2.9 cubic feet more passenger volume than the 718 Cayman (50.9 vs. 48).

The Supra offers a remote vehicle starting system, so the vehicle can be started from inside the driver's house. This allows the driver to comfortably warm up the engine before going out to the vehicle. The climate system will also automatically heat or cool the interior. The 718 Cayman doesn’t offer a remote starting system.

The Supra 3.0 Premium/A91-MT has a standard heads-up display that projects speed and warning readouts in front of the driver’s line of sight, allowing drivers to view information without diverting their eyes from the road. The 718 Cayman doesn’t offer a heads-up display.

If the windows are left open on the Supra the driver can close them all at the outside door handle or from a distance using the remote. On a hot day the driver can lower the windows from a distance using the keyless remote. The driver of the 718 Cayman can only operate the windows from inside the vehicle, with the ignition on.

The Supra’s power window, power lock, power mirror and cruise control switches are lit from behind, making them plainly visible and easier to operate at night. The 718 Cayman’s cruise control switches are unlit, making them difficult to find at night and operate safely.

The Supra’s LED headlights produce a white, bright light using less electricity than the 718 Cayman’s standard xenon high intensity discharge (HID) headlights. HID headlights can be slow to reach full brightness or power cycle, causing issues when flashing them to signal other vehicles; LED headlights light instantly. LED lights also last about three to four times as long.

To quickly and conveniently keep personal devices charged without cables tangling and wearing out, the Toyota Supra 3.0 Manual has a standard wireless phone charging system (Qi) in the center console. The 718 Cayman doesn’t offer wireless personal charging.

Consumer Reports® recommends the Toyota Supra, based on reliability, safety and performance.

Motor Trend performed a comparison test in its October 2019 issue and the Toyota Supra 3.0 won out over the Porsche 718 Cayman.

The Toyota Supra outsold the Porsche 718 by over two to one during 2022.