245/45R19 tire size
A 245/45R19 tire is 27.68 inches (703.1 mm) tall, 9.65 in (245 mm) wide and fits a 19-inch wheel. In inch notation it is roughly a 27.7x9.6R19 — a "28-inch" tire.
| Overall diameter | 27.68 in | 703.1 mm |
|---|---|---|
| Section width | 9.65 in | 245 mm |
| Sidewall height | 4.34 in | 110.2 mm |
| Circumference | 86.96 in | 2,209 mm |
| Revolutions | 728.6 per mile | 452.7 per km |
| Rim diameter | 19 in | 482.6 mm |
Compare 245/45R19 with another size
Alternative sizes on the same 19-inch wheel
Sizes in use within ±3 % of the overall diameter of 245/45R19:
Plus and minus sizes for 245/45R19
| Size | Wheel | Diameter | Difference |
|---|---|---|---|
| 225/60R17 | Minus 2 (17 in) | 27.63 in | −0.18% |
| 245/55R17 | Minus 2 (17 in) | 27.61 in | −0.26% |
| 215/65R17 | Minus 2 (17 in) | 28.00 in | +1.17% |
| 255/55R17 | Minus 2 (17 in) | 28.04 in | +1.31% |
| 245/50R18 | Minus 1 (18 in) | 27.65 in | −0.13% |
| 225/55R18 | Minus 1 (18 in) | 27.74 in | +0.23% |
| 275/45R18 | Minus 1 (18 in) | 27.74 in | +0.23% |
| 265/45R18 | Minus 1 (18 in) | 27.39 in | −1.05% |
| 245/40R20 | Plus 1 (20 in) | 27.72 in | +0.13% |
| 215/45R20 | Plus 1 (20 in) | 27.62 in | −0.23% |
| 275/35R20 | Plus 1 (20 in) | 27.58 in | −0.37% |
| 285/35R20 | Plus 1 (20 in) | 27.85 in | +0.63% |
| 285/30R21 | Plus 2 (21 in) | 27.73 in | +0.18% |
| 245/35R21 | Plus 2 (21 in) | 27.75 in | +0.26% |
| 275/30R21 | Plus 2 (21 in) | 27.50 in | −0.67% |
| 295/30R21 | Plus 2 (21 in) | 27.97 in | +1.04% |
Vehicles approved with 245/45R19 tires
Models whose Swiss type approval lists 245/45R19 as a standard or optional size (3,497 approvals in total). Always check your own vehicle's placard or papers.
- BMW 7 Series
- Audi A6
- BMW 6 Series
- Audi A7
- BMW 5 Series
- Mercedes-Benz S-Class
- Hyundai Tucson
- BMW X3
- Kia Sportage
- Tesla Model S
- BMW X4
- Polestar 2
- Ford Galaxy
- Ford S-MAX
- Honda CR-V
- Maserati Ghibli
- Audi S6
- BMW X2
- Maserati Quattroporte
- Volkswagen Phaeton
- Mercedes-Benz Vito
- Jaguar XJ
- Mercedes-Benz V-Class
- Audi S7
- MINI Countryman
- Smart 3
- Volkswagen Multivan
- Mercedes-Benz E-Class
- Volvo EX30
- BMW X1
- MINI JCW
- Cadillac CTS
- Lexus LS460
- BMW i5
- Lucid Air
- Opel Insignia
- Lexus LS600h
- Alpina B7
- Genesis G80
- MG IM5
Source: Swiss Federal Roads Office (FEDRO/ASTRA), open government data. Original data (downloaded 2026-09-29). Data processed by us; errors in processing are ours, not the publisher's.
Nearby 19-inch sizes
- 225/35R19 (−9.0%)
- 225/40R19 (−5.8%)
- 225/45R19 (−2.6%)
- 225/50R19 (+0.6%)
- 225/55R19 (+3.8%)
- 235/35R19 (−8.0%)
- 235/40R19 (−4.6%)
- 235/45R19 (−1.3%)
- 235/50R19 (+2.1%)
- 235/55R19 (+5.4%)
- 245/35R19 (−7.0%)
- 245/40R19 (−3.5%)
- 245/50R19 (+3.5%)
- 255/35R19 (−6.0%)
- 255/40R19 (−2.3%)
- 255/45R19 (+1.3%)
- 255/50R19 (+4.9%)
- 255/55R19 (+8.5%)
- 265/35R19 (−5.0%)
- 265/40R19 (−1.2%)
- 265/45R19 (+2.6%)
- 265/50R19 (+6.3%)
- 265/55R19 (+10.1%)
Reading the 245/45R19 size
- 245 — section width in millimetres (9.65 in).
- 45 — aspect ratio: the sidewall is 45 % of the width, 110.2 mm.
- R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
- 19 — fits a 19-inch diameter wheel.
The load index and speed rating (for example 91V) follow the size on the sidewall. They must meet at least the values on your vehicle's tire placard.