Porsche Cayman ReliabilityAll Years Ranked (2006–2025)
Side-by-side reliability scores, risk levels, and owner-cost projections for every Porsche Cayman we've analyzed. Identify the best years to buy, the ones to avoid, and the problems that follow the Cayman across generations.
Average Score
87/100
Best Year
2022 Porsche Cayman
Score 93
Weakest Year
2006 Porsche Cayman
Score 68
Every Porsche Cayman Ranked
Sorted by reliability score. Each link opens the full year-specific report.
A pinnacle of sports car engineering, delivering thrilling performance with surprisingly low risk, demanding only diligent, premium maintenance.
Top risks: PDK Transmission (if equipped) · Suspension & Steering Components · Advanced Electronics/Infotainment
A precision-engineered machine that consistently delivers reliability, provided its specific maintenance schedule is rigorously followed.
Top risks: PDK Transmission (if neglected) · Electronics & Infotainment · Suspension Components (Active Dampers)
A meticulously crafted performance machine with outstanding reliability from the factory, demanding only adherence to its premium service schedule.
Top risks: Advanced Electronics/Infotainment · Performance Braking System Wear · Tire Wear and Alignment
An exceptionally well-engineered driver's car with premium ownership costs, but robust reliability if properly maintained.
Top risks: Infotainment System (PCM) · Engine Sensors & Ancillaries · Brakes (PCCB wear)
A premium sports car that offers thrilling reliability for the enthusiast willing to invest in its care.
Top risks: Advanced Electronics & Infotainment · PDK Transmission Service · Engine Accessory Components
A truly engaging sports car that remarkably balances high performance with strong, long-term reliability.
Top risks: Cooling System · Ignition System · PDK Transmission (Mechatronics - Rare)
A truly engaging and surprisingly robust driver's car, provided you budget for diligent Porsche-level maintenance.
Top risks: PDK Transmission · Engine Cooling System · Engine Oil Leaks & AOS
A truly engaging sports car with outstanding reliability for its class, but be prepared for premium servicing.
Top risks: PDK Transmission · Engine (Carbon Buildup) · Suspension Components
A superbly engineered sports car with strong reliability for its class, but be financially prepared for the Porsche ownership experience.
Top risks: PDK Transmission Mechatronics · Engine: Air Oil Separator (AOS) · Cooling System: Water Pump & Thermostat
A high-performance machine with surprising durability, but prepare for premium maintenance and parts costs to keep it pristine.
Top risks: PDK Transmission (if equipped) · Cooling System (Water Pump/Thermostat) · Ignition System (Coils/Spark Plugs)
A precision-engineered machine with low intrinsic failure risk, but high costs when issues inevitably arise.
Top risks: PDK Transmission Service · Ignition Coils & Spark Plugs · Water Pump & Thermostat Housing
An impeccably engineered driver's car with reliable mechanics, provided you adhere to its premium maintenance demands.
Top risks: Cooling System · Ignition/Engine Management · Exhaust System
A high-performance machine with excellent fundamental reliability, provided you're prepared for its premium running costs and new engine's quirks.
Top risks: Engine (Turbocharged Flat-4) · Electrical/Infotainment · Suspension & Bushings
A superbly engineered sports car with low mechanical risk, but always remember you're paying Porsche prices for service and parts.
Top risks: PDK Transmission (Fluid & Filter) · Ignition Coils/Spark Plugs · Suspension Bushings/Mounts
A high-performance machine that rewards meticulous owners with uncommon reliability for its class.
Top risks: Ignition System Components · Infotainment System (PCM) · Suspension Bushings/Mounts
A precision instrument with bulletproof major components, but expect premium service costs for its intricate systems.
Top risks: Turbocharger System (2.0L/2.5L engines) · Electrical System & Sensors · Suspension Bushings & Mounts
A truly rewarding performance car with solid fundamentals, provided you respect its specific maintenance needs and potential high repair costs.
Top risks: DFI Carbon Buildup · Air/Oil Separator (AOS) · Coolant System (Water Pump/Thermostat)
A sublime driver's car with incredible performance, but demanding careful pre-purchase vetting and a healthy budget for potential engine-related costs.
Top risks: Engine (M97 H6) · Cooling System · Air Oil Separator (AOS)
A fantastic driver's car that demands meticulous attention and a healthy maintenance budget to avoid costly engine surprises.
Top risks: Engine (M97 H6) · Cooling System · Intermediate Shaft (IMS) Bearing
A driver's car with significant engine-related risks that could lead to five-figure repair bills.
Top risks: Engine - Bore Scoring · Engine - IMS Bearing · Cooling System
Problems That Follow the Cayman Across Generations
Issues that appear in the top-3 risks across multiple model years — the cost of ownership you can actually predict.
Cooling System
Appears in 5 model years · 25% of generations
Engine (M97 H6)
Appears in 2 model years · 10% of generations
PDK Transmission
Appears in 2 model years · 10% of generations
PDK Transmission (if equipped)
Appears in 2 model years · 10% of generations
PDK Transmission Service
Appears in 2 model years · 10% of generations
Suspension Bushings/Mounts
Appears in 2 model years · 10% of generations
Infotainment System (PCM)
Appears in 2 model years · 10% of generations
Advanced Electronics/Infotainment
Appears in 2 model years · 10% of generations