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Michelin puts both of these tyres in the same place in its range. Both the Pilot Sport 4S and the Pilot Sport Cup 2 sit under Super Sport. The top tier.
In many ways though, that is where the similarity ends. The Pilot Sport 4S is a road tyre engineered to survive occasional track use. The Pilot Sport Cup 2 is a track tyre engineered to be road legal.
Michelin's own marketing lines make the split plain: the 4S is sold as ‘road exhilaration made to last’, the Cup 2 as ‘the street legal track tyre’.
So the question is not which is better. It is which brief matches your car and your mileage.
The biggest difference between the Michelin Pilot Sport 4S and Michelin Pilot Sport Cup 2 is how much of their working life is expected to be spent on a circuit rather than a road.
The Michelin Pilot Sport 4S is Michelin's max-performance summer tyre. Engineered by Michelin for performance and driver feedback - both on road and during occasional track use.
The Michelin Pilot Sport Cup 2 is a road-legal semi-slick that Michelin describes as optimised for dry track use. It delivers noticeably more dry grip and sharper steering than the 4S, but it starts with less tread depth and Michelin advises driving at reduced speeds in the wet.
In simple terms:
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The Pilot Sport 4S is Michelin's max-performance summer tyre. It has been the reference point in this category since 2017.
Michelin describes it as engineered for performance and driver feedback – ‘both on road and during occasional track use’. An easy way to think about it is as road first, track second.
Michelin have developed the PS4S with their Bi-Compound Technology, This is two rubbers across the tread. One a hybrid elastomer on the outer shoulder for dry grip and a silica-rich mix inboard for wet grip and braking. The other, a hybrid aramid and nylon belt. Along with Michelin's Dynamic Response technology to sharpen the steering.
It is the widest-ranging tyre of the two by a long way.
At the time of writing, Blackcircles.com has this tyre in 174 sizes across 18-inch to 23-inch rims, and it is EV approved.
In terms of OE fittings, Michelin lists Mercedes-AMG, Ferrari and Porsche among the manufacturers that have signed it off for original equipment.
Buy Michelin Pilot Sport 4S tyres
The Cup 2 is a road-legal semi-slick tyre - developed from Michelin's experience in endurance racing. Michelin's own headline for it is straight to the point: ‘Get track ready’.
It too uses Multi-Compound Technology. A High Molecular Chain elastomer for cornering grip, and a rigid compound inboard for steering control. Track Longevity Technology 2.0 reinforces the outer shoulder to slow down the rates of wear. This is important when you are using these tyres lap after lap.
The Cup 2's claims have been substantiated through named third-party tests.
Michelin's legal own mentions cite DEKRA Test Centre, on Michelin's request, in May 2017, on a Porsche 911 GT3 (997) in 235/35 R19 and 305/30 R19. Measuring average lap time at the Circuit de Charade in France against the Pirelli Trofeo R, Dunlop Sport Maxx Race, Yokohama Advan Neova AD08R and Toyo Proxes R888R.
On Blackcircles.com the Cup 2 is stocked in 27 sizes across 19-inch to 21-inch rims.
Buy Michelin Pilot Sport Cup 2 tyresTyre label ratings are regulated, and they are the only performance figures on either tyre that have been tested to a common standard.
They cover three things:
Ratings vary between sizes and fitment variations. So the table below is a comparison over a single common size that both tyres are available in - 235/35 R19.
This is a tyre size that fits both Porsche and hot-hatch fitments. It is also the size Michelin's own DEKRA lap-time test used.
| Label rating | Michelin Pilot Sport 4S | Michelin Pilot Sport Cup 2 |
|---|---|---|
| Fuel Efficiency | C | D–E |
| Wet Grip | A | C |
| External Noise | 71dB | 70dB |
The wet grip gap is the number that matters, and it is consistent across every source checked: two full classes.
It's an interesting point that the Cup 2 is the quieter of the two. A consequence of having less tread pattern to make noise with.
This is the part most comparisons skip, and for a semi-slick it is the most consequential thing on the page.
The law does not make allowances for a track tyre. Under the DVSA's MOT inspection manual, a car tyre's primary grooves must be at least 1.6mm deep across the central three-quarters of the tread and around the entire outer circumference, and tread depth below that requirement is categorised as a Dangerous defect. The most serious category the MOT test issues.
Three details in that manual matter here.
Only primary grooves count. The manual defines primary grooves as those containing tread wear indicators. Or cut as deep as the grooves that contain them when new.
Shallower grooves and sipes are secondary and are not considered when tread depth is assessed. On a tyre with a minimal pattern, that leaves very few grooves doing the legal work.
The shoulders can be bald. Either side of the central three-quarters may legally be devoid of tread. A Cup 2 that has cooked its outer shoulders on track can still pass an MOT - which is a legal outcome, but not necessarily a safe one.
"Road-legal" is not the same as track-marked. The manual only accepts tyres marked NHS or “Not for Highway Use” if they carry an E marking and a number in a circle. Plus a six-digit sidewall number.
Both tyres here are fully road-legal E-marked products, and Michelin confirms the Cup 2 meets the legal requirements for use on the public highway.
The 4S has been tested more than almost any performance tyre on sale, and it wins consistently rather than spectacularly. Tyre Reviews records 31 independent tests, 15 test wins, and an average finish of second.
Recognition listed by Michelin UK and Blackcircles.com includes:
The Cup 2's record is narrower and more specialised, which is exactly what you would expect from a tyre with a narrower brief.
Tyre Reviews records 12 independent tests, 7 test wins and an average finish of second - a higher win rate than the 4S, in a much smaller and more track-focused field.
Recognition includes:
Michelin publishes a set of recommendations for the Cup 2. Anyone considering the Cup 2 should read it before ordering.
On wet weather, Michelin's wording is unambiguous. Semi-slick tyres, and especially in a worn state, can be highly impacted by aquaplaning phenomena.
Michelin advises driving carefully and at reduced speeds on wet roads, and making sure the vehicle's assistance systems are switched on.
On fitment, Michelin strongly advises fitting a set of four for track and road handling reasons.
On geometry, Michelin gives track camber settings of −1.5° to −3° negative camber, and says never to exceed −4°. For road use it says to stick to the manufacturer's recommended road settings.
On storage, if the tyres are off the car for a prolonged period Michelin says to remove them on their wheels and drop the pressure to half its normal value, store above 0°C away from sunlight and ozone sources, and never use, store, handle or ship them below −10°C. Anyone running a second set of wheels through a British winter should note that.
On inspection, Michelin advises a visual check after every track run, and a full demount and professional inspection if you have been running heavily over kerbs.
Customer feedback on Blackcircles.com is provided through DriverReviews, allowing drivers to share their experiences and opinions on tyres they have already purchased. The review categories are:
customers have reviewed the Pilot Sport 4 S as follows:
customers have reviewed the Pilot Sport Cup 2 as follows:
Note the Cup 2 is stocked only in R19, R20 and R21 on the live site, despite the product copy stating 17-inch to 21-inch.
Blackcircles customers have submitted photographs of Pilot Sport 4S tyres fitted to the Porsche 911, Porsche Boxster GTS, BMW M4, Mercedes-AMG A45, C63 and C63 S, Volkswagen Golf GTI, Volkswagen Passat and Lotus Evora - which is a fair picture of the tyre's range: supercar to fast estate.
Prices for tyre ranges typically differ between sizes and specialised car manufacturer fitments.
Fully fitted prices for the Michelin Pilot Sport 4S range from £ to £ .
Fully fitted prices for the Michelin Pilot Sport Cup 2 range from £ to £ .
Yes, Michelin tyres are widely regarded as being worth the higher purchase price because they combine excellent safety, long tread life and consistent performance throughout the tyre's lifespan.
Michelin invests heavily in tyre research and development, with technologies designed to improve wet braking, reduce rolling resistance and extend mileage. Many Michelin tyres also feature on new vehicles as original equipment because manufacturers value their balance of comfort, efficiency and handling.
Although Michelin tyres often cost more than budget or mid-range alternatives, they can offer better long-term value. Longer tread life means they may need replacing less frequently, while improved fuel efficiency on selected models can help reduce running costs over time.
Drivers who regularly cover high annual mileage, drive enthusiastically or frequently drive in challenging weather are often more likely to notice the benefits of a premium tyre.
Whether a Michelin tyre is worth buying ultimately depends on your priorities. If you value safety, durability, comfort and consistent performance, Michelin remains the strongest premium tyre brand available.
You can buy both the Michelin Pilot Sport 4S and Michelin Pilot Sport Cup 2 directly from Blackcircles.com.
Simply enter your vehicle registration or tyre size to view available options, compare prices and book fitting at one of thousands of trusted local garages across the UK.
Blackcircles.com offers fully fitted prices, with fitting, balancing, new valves and tyre disposal included as standard.
The Pilot Sport 4S is available in a much wider range of sizes than the Cup 2, so it's worth checking your exact size before deciding between them.
Yes. Michelin confirms the Cup 2 meets the legal requirements for use on public highways in the countries where it is sold, and it is a fully E-marked road tyre - not an NHS or “Not for Highway Use” product. Michelin does advise driving at reduced speeds in the wet and keeping your car's driver assistance systems switched on.
You can, but given the UK's weather patterns and the tyre's wet braking performance, it is not ideal for everyday driving. Michelin positions this tyre as roughly 80% track and 20% road.
The Pilot Sport 4S, clearly and by design. It is two label classes better on wet grip, it was the strongest all-round wet performer across Michelin's whole 2026 range test, and it led that test on straight-line aquaplaning resistance. The Cup 2's shallow, dry-focused tread means standing water is its weakest condition.
Not for road use - Michelin says to keep the manufacturer's recommended road settings. For track use Michelin gives a window of −1.5° to −3° negative camber depending on circuit and car, and says never to exceed −4°. Get it set by someone who does geometry properly.
Alongside the size you will often see a manufacturer code showing the tyre was homologated for a specific car: N0, N1 or N2 for Porsche, MO or MO1 for Mercedes, ★ for BMW, AO for Audi. XL means reinforced for heavier loads, and the Y speed rating on these tyres is good to 186mph. These markings matter more than most people realise - OE-marked versions are separate products with their own label ratings, and mixing a marked and unmarked tyre across an axle is not advisable.
Only in the same way any tyre does. The DVSA requires 1.6mm of tread in the primary grooves across the central three-quarters of the tyre and around its full circumference, and a tyre below that is recorded as a Dangerous defect. Worth knowing on a track tyre: the shoulders outside that central band can legally be bald, so a Cup 2 with wrecked outer shoulders may still pass. Legal and safe are not the same test.
Four, for the Cup 2. Michelin explicitly advises fitting a set of four for track and road handling reasons. The 4S carries no such advice, though matching all four is always the better outcome on a performance car.
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