2025 Porsche 718 Cayman vs 2026 Genesis G80

$72,800 · Coupe

$58,450 · Sedan

Comparison Overview

Picking between razor-sharp German precision and spacious Korean luxury often boils down to what you need the car for day-to-day. If your main concern is the initial hit to your wallet, the 2026 Genesis G80 starts at a compelling $58,450, significantly undercutting the 2025 Porsche 718 Cayman's $72,800 sticker price. While both offer 300 horsepower, the G80 pushes out more twist with 311 lb-ft of torque compared to the Cayman's 280 lb-ft. However, the Cayman offers better efficiency on paper, achieving a combined 24 MPG versus the G80's implied lower figure (based on it being a larger AWD sedan). Furthermore, the 172.4-inch long Cayman is considerably more compact than the 197.0-inch G80, making parking easier, despite both offering similar small cargo capacities.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2026 Genesis G80

The Genesis G80 wins for commuting due to its likely greater comfort, superior size for passengers, and standard All-Wheel Drive.

👨‍👩‍👧‍👦 Best for Families

2026 Genesis G80

The G80, being a Sedan that is 57.7 inches tall, provides significantly more usable interior space than the low-slung, 51.0-inch tall Cayman Coupe.

🏎️ Best for Enthusiasts

2025 Porsche 718 Cayman

The Porsche Cayman is engineered purely for dynamic driving engagement, emphasized by its dedicated RWD and sportier automated manual transmission.

💰 Best Value

2026 Genesis G80

The G80 presents vastly better value by offering 311 lb-ft of torque for $14,350 less than the entry-level Cayman.

Choose the Porsche 718 Cayman if...

You prioritize the engagement and pure handling characteristics of a lightweight, rear-wheel-drive sports coupe.
You want the slightly better efficiency, rated at 27 MPG highway versus the G80.
You prefer the precise shifts delivered by the 7-speed automated manual transmission over a traditional automatic.

Choose the Genesis G80 if...

Saving $14,350 upfront is critical, as the G80 MSRP is $58,450.
You need the traction benefit of standard All-Wheel Drive for varied weather conditions.
You require more space, given the G80's extra 24.6 inches in length compared to the Cayman.

Key Dimensions

Dimension	Porsche 718 Cayman	Genesis G80
Length	172.4"	197.0"
Width	70.9"	75.8"
Height	51.0"	57.7"
Wheelbase	97.4"	118.5"

Features Comparison

Safety

Feature	Porsche	Genesis
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	—
Brake Preparation System	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
Xenon High-Intensity Discharge Headlights	✓	—
Adaptive Headlights	✓	—
Daytime Running Lights	✓	✓
Cornering Lights	✓	—
Headlight Washers	✓	—
Front Headrests	2	2
Front Integrated Headrests	✓	—
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Blind Spot Monitor	—	✓
Lane Departure Warning	—	✓
Lane Keeping Assist System	—	✓
Rear Cross Traffic Alert	—	✓
Driver Attention Alert	—	✓
Pre-Collision Safety System	—	✓
Dual Rear Side-Mounted Airbags	—	✓
Rear Head Airbags	—	✓
LATCH System	—	✓
Rear Door Child Safety Locks	—	✓
Rear Solid Disc Brakes	—	✓
LED Headlights	—	✓
Integrated Turn Signal Mirrors	—	✓
Front Height Adjustable Headrests	—	✓
Rear Headrests	—	3
Rear Height Adjustable Headrests	—	✓
Rear Center 3-Point Seatbelt	—	✓

Engine

Feature	Porsche	Genesis
Base Engine Displacement	2.0 L	2.5 L
Number of Cylinders	flat 4	inline 4
Base Engine Type	gas	gas
Horsepower	300 hp @ 6500 rpm	300 hp @ 5800 rpm
Torque	280 lb-ft @ 1950 rpm	311 lb-ft @ 1650 rpm
Number of Valves	16	16
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	Porsche	Genesis
Transmission Type	7-speed automated manual	8-speed shiftable automatic
Drivetrain Type	rear wheel drive	all wheel drive
Center Differential Type	—	Limited Slip

Fuel

Feature	Porsche	Genesis
Fuel Type	premium unleaded (required)	premium unleaded (recommended)
EPA Fuel Economy (City/Highway)	21/27 MPG	—
EPA Fuel Economy (Combined)	24 MPG	—
EPA Driving Range (City/Highway)	298.2/383.4 mi.	0/0 mi.
Fuel Tank Capacity	14.2 gal.	17.2 gal.

Comfort & Convenience

Feature	Porsche	Genesis
Tilt and Telescopic Steering Wheel	✓	—
Transmission Controls on Steering Wheel	✓	✓
Electric Power Steering	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Front Door Pockets	✓	✓
Leather Steering Wheel	✓	✓
Dual Zone Climate Control	✓	—
Interior Air Filtration	✓	—
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Push Button Start	—	✓
Power Tilt and Telescopic Steering Wheel	—	✓
Cruise Control on Steering Wheel	—	✓
Audio Controls on Steering Wheel	—	✓
Adaptive Cruise Control	—	✓
Rear Cupholders	—	✓
Rear Door Pockets	—	✓
Front Seatback Storage	—	✓
Heated Steering Wheel	—	✓
Three Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓
Extended Cabin Heating/Cooling	—	✓
Turn Signal Indicators in Mirrors	—	✓

In Car Entertainment

Feature	Porsche	Genesis
AM/FM Stereo	✓	✓
Stereo Power	150W	—
Speaker System	8	9
Apple CarPlay (Wired)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	✓
Memory Card Slot	✓	—
Satellite Radio	✓	✓
Satellite Radio Trial Period	3 months	3 months
Infotainment Display	—	27.0 in
Android Auto (Wireless)	—	✓
Apple CarPlay (Wireless)	—	✓

Power Feature

Feature	Porsche	Genesis
One-Touch Power Windows	2	4
Remote Keyless Entry	✓	—
Heated Mirrors	✓	✓
Keyless Entry	—	✓

Frontseats

Feature	Porsche	Genesis
Seat Material: Leather	✓	—
Front Seat Type: Sport	✓	—
Driver Seat Power Adjustments	2-way	8-way
Driver Seat Manual Adjustments	4-way	—
Driver Seat Height Adjustment	✓	✓
Passenger Seat Power Adjustments	2-way	8-way
Passenger Seat Manual Adjustments	4-way	—
Passenger Seat Height Adjustment	✓	✓
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Front Head Room	—	40.9 in.
Front Leg Room	—	42.2 in.
Front Shoulder Room	—	58.3 in.
Seat Material: Leatherette	—	✓
Front Seat Type: Bucket	—	✓
Driver Seat Lumbar Support	—	Power
Driver Seat Memory Settings	—	2
Passenger Seat Lumbar Support	—	Power

Rearseats

Feature	Porsche	Genesis
Rear Head Room	—	38.2 in.
Rear Leg Room	—	38.7 in.
Rear Shoulder Room	—	57.1 in.
Split-Folding Rear Seatback	—	✓
Folding Center Armrest	—	✓
Heated Rear Seats (Multi-Level)	—	✓

Tires and Wheels

Feature	Porsche	Genesis
Wheel Material	Alloy	—
Wheel Size	18 x 9.5 in.	18 x 8.0 in
Tire Type	Performance	All Season
Tire Size	265/45R Z	245/50R18
Wheel Finish	—	Painted Alloy
Spare Tire Type	—	Temporary
Spare Tire Location	—	Inside Mounted

Suspension

Feature	Porsche	Genesis
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	✓
Rear Stabilizer Bar	✓	✓

Warranty

Feature	Porsche	Genesis
Basic Warranty	4 yr./ 50000 mi.	5 yr./ 60000 mi.
Drivetrain Warranty	4 yr./ 50000 mi.	10 yr./ 100000 mi.
Corrosion/Rust Warranty	12 yr./ unlimited mi.	7 yr./ unlimited mi.
Roadside Assistance	4 yr./ 50000 mi.	5 yr./ unlimited mi.

Frequently Asked Questions

Common questions about comparing the 2025 Porsche 718 Cayman and 2026 Genesis G80.

How big is the difference in size between the Porsche Cayman and the Genesis G80?

The difference is substantial; the 2026 Genesis G80 measures 197.0 inches long, while the 2025 Porsche 718 Cayman is much shorter at 172.4 inches. This almost 25-inch difference translates directly into passenger room and maneuverability.

Do both cars require premium fuel, and how does efficiency compare?

The Porsche Cayman strictly requires premium unleaded and achieves a combined 24 MPG. Conversely, the Genesis G80 only lists premium fuel as 'recommended,' suggesting it might run on regular, while also being a larger AWD vehicle.

Which vehicle offers better acceleration capability based on the specs?

While both are rated at 300 horsepower, the Genesis G80 has a clear advantage in torque, producing 311 lb-ft compared to the Cayman's 280 lb-ft. This extra torque should provide better initial punch off the line.

How does the required initial investment compare for these two vehicles?

There is a significant $14,350 gap in the starting prices. The 2026 Genesis G80 starts at $58,450, while the 2025 Porsche 718 Cayman begins at $72,800.

Is the Porsche Cayman or the Genesis G80 more practical for carrying items?

Surprisingly, the smaller Porsche Cayman offers slightly more overall cargo capacity at 15 cubic feet versus the G80's 13.1 cubic feet. However, the Cayman's cargo space is split between two trunks, typical for a mid-engine car.

What is the main mechanical difference that affects driving feel?

The Cayman utilizes a pure Rear-Wheel Drive (RWD) setup designed for balanced handling, whereas the G80 features All-Wheel Drive (AWD) for enhanced grip and stability in varied conditions.