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CX-668

145/80R15 T (77)
4.7/5
(3 reviews)
  • D
    Fuel Efficiency
    Fuel Efficiency / Rolling Resistance: D

    How much fuel the tyre uses as it rolls. Graded A to E, where A is the most efficient and E the least.

  • B
    Wet Grip
    Wet Grip / Braking Performance: B

    How well the tyre stops in the wet. Graded A to E, where A is the shortest stopping distance. Each grade is worth roughly 3 metres, about a car length.

  • B70 dB
    External Noise
    Noise Emission / Exterior Noise: B (70 dB)

    How loud the tyre is from outside the car, measured in decibels. Graded A to C, where A is the quietest.

  • Tick Icon Car
    Car tyre:

    Designed for cars, rather than vans, 4x4s or commercial vehicles.

Fit from:03-09-2026
Fully Fitted Price
£7423
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How to Read 145/80 R15

145/80 R15 is a narrow profile tyre size most commonly seen on older small cars. The numbers are simple. 145 is the tyre width in millimetres. 80 is the sidewall height as a percentage of the width giving a 116mm height. R15 indicates a radial tyre on a 15-inch rim resulting in an overall diameter of 613mm. The sidewall of the tyre is designed to help absorb the bumps from uneven surfaces. Here at Tyres.co.uk we keep 145/80 R15 in stock.

Part of the sizeValueWhat it means
Section width 145 The width of the tyre across the tread, measured in millimetres.
Profile (aspect ratio) 80 Sidewall height as a percentage of the width - here, 80% of 145 mm (about 116 mm).
Construction R Radial construction, which is what nearly all road tyres use.
Rim diameter 15 The wheel diameter the tyre fits, measured in inches.
Your tyre dimensions
MeasurementValue
Sidewall height 116.0 mm (4.57 in)
Overall diameter 613 mm (24.1 in)
Circumference 1,926 mm (75.8 in)
Revolutions 836 per mile · 519 per km
Equivalent sizes
SizeOverall diameter
165/80 R14 620 mm · +1.1%
155/80 R14 604 mm · -1.5%
135/80 R15 597 mm · -2.6%
165/65 R15 596 mm · -2.9%