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185/45 R15 Tyres

Everything we know about the 185/45 R15 tyre size: 7 owner reviews covering 68,300 miles of driving, and EU label data for the tyres you can actually buy in it.

  • 7owner reviews
  • 68,300 milescovered on them
  • 15tyres made in this size
185/45 R15 To scale, mm
Ø 548 185 83 15" 83

185/45 R15 EU tyre label data

EU label values are declared for each individual size, so the figures here are exact for 185/45 R15 rather than a range across a model. 10 tyres carry label data in this size. The most common load index is 75 (up to 387 kg per tyre). Speed ratings on offer: Y (300 km/h), V (240 km/h).

68dB Quietest tyres

The quietest 185/45 R15 tyres are labelled at 68 dB external noise:

Label values come from the EU EPREL database and apply to the EU market versions of each tyre. Wet grip and rolling resistance run from class A (best) to E; noise is the measured drive-by figure. A good label is a floor, not a verdict - the tests and owner ratings above tell you far more.

What does 185/45 R15 mean?

A 185/45 R15 tyre is 185 mm wide, its sidewall is 45% of that width (83 mm) tall, and it fits a 15 inch wheel. That gives an overall diameter of roughly 548 mm.

185/45 R15 nominal dimensions
Section width185 mm
Sidewall height83 mm
Rim diameter15" (381 mm)
Overall diameter≈ 548 mm
Circumference≈ 1,720 mm
Revolutions per km≈ 581
Revolutions per mile≈ 936

Also written as

185/45R15 185/45 ZR15 185-45-15 185 45 15

Figures are calculated from the nominal size. A loaded, rolling tyre runs a few percent smaller, and true widths vary slightly between makes.

Comparing two sizes? Use the tyre size calculator →

Every tyre reviewed in 185/45 R15

The complete record, including discontinued tyres and tyres with too few reviews to rank, ordered by the amount of evidence. A further 5 tyres have a single review each; they count toward the totals but are not listed.

All tyres reviewed in 185/45 R15
Tyre Season Owner rating Reviews Distance reviewed
Nankang NS2 Replaced by Nankang Noble Sport NS20 Summer 72% 2 5,200 miles

Reviews only cover part of the market: 15 tyres are made in 185/45 R15. Browse every 185/45 R15 tyre →

What drivers say about their 185/45 R15 tyres

The most recent owner reviews fitted in this size, in their own words.

86%
Michelin Energy Saver+ 185/45 R15 Vauxhall 1.4 auto mk3 38,000 miles June 24, 2020
michelin energy saver tyres, on 3 rd set of tyres and covered 38000 miles each time down to 2mil approx, type of driving 6000 miles local, 3000 further afield travel, have bought budget tyres over the years but false economy
74%
Goodride SW608 185/45 R15 Fiat 500 November 5, 2018
I bought the Goodride for my city car Fiat 500. On dry conditions in temperature below 0° in emergency breaking they were excellent. In wet snow without any problems. The noise is a bit louder than summer tires i use (Continental)
42%
Goodride SP06 185/45 R15 Honda Civic 15,000 miles March 8, 2012
I've had these for a while and they are very worn. Traction in snow and rain is fair at best. Worst tire I've ever owned.
40%
Pirelli P6000 185/45 R15 Vauxhall Corsa 10,000 miles August 7, 2011
These tyres were on the car when i bought it a year ago and after 10,000 miles they have worn down very little. They are fine in dry conditions and even grip surprisingly well in the snow. The tyres seem to handle bumps and potholes well as long as they're not too big but are fairly noisy.

However, the problems start when the road is wet. There was some light rain today (no more than 10 minutes) and while going round a roundabout the back of the car came out. If i was driving like a maniac i would have expected that to have happened, but i was in second gear and doing 10mph with no throttle or brakes applied. The tyres are inflated to the manufacturers recommended level and have 5mm tread left. I just cant understand how this could happen at such a low speed in a 1.2L front wheel drive car.
67%
Nankang NS2 185/45 R15 Citroën saxo 1.1 200 miles February 8, 2011
Just bought a set of four and I think they are very good. The dry grip is fantastic and the wet grip isn't to bad either, my car used to understeer in the wet but now it seems to be neutral. The ride is smoother than it was before with the michelin tyres I had before on steel wheels.

And all them people that complain about them being dangerous in the wet it's there own fault for pushing to hard, the tyres are sold as summer tyres so what do they expect?
76%
Nankang NS2 185/45 R15 Daihatsu Charade GTti 5,000 miles February 15, 2010
I ordered the Nankang NS2 because it was the only tyre available in 185/45/15. I wanted to keep my rolling radius as small as possible on a 15" wheel. This size is hard to get in UK, so i ordered on the euro based Mytyres.co.uk

The quality of these tyres for the price is unbeatable. The sidewalls look nice and the internal structure appears well made.

The treadwear rating is 340, So quite a hard wearing compound.
On the road they are surefooted and planeted on dry conditions.
In the damp they do have a tendency to break traction if pushed, but this is fairly typical of tyres with similar compounds.
In properly wet conditions they cope well with standing water.

These tyres suit me perfectly and i would certainly buy the NS2 again.
OK so its not the greatest tyre in the world, but for the price you really cant go wrong. And if you only use your car in the summertime in dry conditions the grip levels are up there with the best brands.

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Where this data comes from

Owner ratings are submitted through the review form on this site, naming the tyre, the size and the distance covered, and are checked by hand before publication. Test results come from independent published tyre tests indexed by size, and label values from the EU EPREL database.

About the TR Score

The Tyre Reviews Score rates each tyre out of 10 using independent test results and the full body of owner reviews, so you can check a car-specific ranking against the wider evidence.

Who does the testing

Every test published as a Tyre Reviews test is run by Jonathan Benson, who has been testing tyres independently since 2007.

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