235/45R19 tire size
A 235/45R19 tire is 235 mm wide with a 105.8 mm sidewall, 45% of the width, on a 19-inch rim, which puts the whole tire at 694.1 mm, or about 27.3 inches, tall. Our data lists 1 models fitted with it from the factory, mostly sedans.
Overall height
694.1 mm
27.3 in
Sidewall
105.8 mm
45%
Circumference
2,181 mm
Revs per km
459
Actual dimensions of 235/45R19
| Section width | 235 mm (9.3 in) |
| Sidewall height | 105.8 mm (4.16 in) |
| Rim diameter | 19 in (482.6 mm) |
| Overall diameter | 694.1 mm (27.3 in) |
| Circumference | 2,181 mm |
| Revolutions per km | 459 |
| Inch notation (height x width) | 27.3x9.3R19 |
Worked out: sidewall 235 x 0.45 = 105.75 mm, rim 19 x 25.4 = 482.6 mm, overall 482.6 + (105.75 x 2) = 694.1 mm, circumference 3.1416 x 694.1 = 2,181 mm. One turn of the tire moves the car about 2.18 m, which is 459 turns per kilometer. New to sidewall codes? See how to read a tire size.
These are nominal figures from the standard formula. Real tires vary slightly by brand and squat a little under the weight of the car.
Cars fitted with 235/45R19 from the factory
Models whose Thai-market specification lists 235/45R19; the source column links to the spec we checked.
| Model | Years | Grades | Source |
|---|---|---|---|
| BYD Seal | 2023–present | Premium | headlightmag.com |
Cars that can switch to 235/45R19
These cars leave the factory on another size within 3% of the height of 235/45R19. Whether it fits still depends on rim width and wheel-well clearance.
| Model | Factory size | Height difference | Wheel |
|---|---|---|---|
| Toyota Yaris Cross HEV2023–present | 215/55R18 | +0.06% | Needs 19-inch wheels |
| Mazda CX-302020–present | 215/55R18 | +0.06% | Needs 19-inch wheels |
| BYD ATTO 32022–present | 215/55R18 | +0.06% | Needs 19-inch wheels |
| MG HS / HS PHEVCurrent model | 235/50R18 | +0.27% | Needs 19-inch wheels |
| Toyota C-HR2018–2023 | 215/60R17 | +0.62% | Needs 19-inch wheels |
| Toyota Corolla Cross2020–present | 215/60R17 | +0.62% | Needs 19-inch wheels |
| Honda HR-V e:HEV2022–present | 215/60R17 | +0.62% | Needs 19-inch wheels |
| Toyota Innova Zenix HEV2023–present | 225/50R18 | +1.74% | Needs 19-inch wheels |
| Honda e:N12024–present | 225/50R18 | +1.74% | Needs 19-inch wheels |
| Mitsubishi Xforce HEVCurrent model | 225/50R18 | +1.74% | Needs 19-inch wheels |
Sizes that can replace 235/45R19
Sizes within ±3% of the overall height of 235/45R19. “At 100 km/h” is the real speed when the speedometer reads 100.
| Size | Height | Difference | At 100 km/h | Sidewall | Match | Compare |
|---|---|---|---|---|---|---|
| 215/55R18 | 693.7 mm | −0.4 mm (−0.06%) | 99.9 km/h | 118.3 mm | Very close | Compare |
| 235/50R18 | 692.2 mm | −1.9 mm (−0.27%) | 99.7 km/h | 117.5 mm | Very close | Compare |
| 255/45R18 | 686.7 mm | −7.4 mm (−1.07%) | 98.9 km/h | 114.8 mm | Close | Compare |
| 255/40R19 | 686.6 mm | −7.5 mm (−1.08%) | 98.9 km/h | 102.0 mm | Close | Compare |
| 255/35R20 | 686.5 mm | −7.6 mm (−1.09%) | 98.9 km/h | 89.3 mm | Close | Compare |
| 245/50R18 | 702.2 mm | +8.1 mm (+1.17%) | 101.2 km/h | 122.5 mm | Close | Compare |
| 225/45R19 | 685.1 mm | −9.0 mm (−1.30%) | 98.7 km/h | 101.3 mm | Close | Compare |
| 245/45R19 | 703.1 mm | +9.0 mm (+1.30%) | 101.3 km/h | 110.3 mm | Close | Compare |
- Keeping your wheels, the closest is 255/40R19 at 686.6 mm, −7.5 mm (−1.08%) from the original. With the speedometer on 100 km/h, the car would actually be doing about 98.9 km/h. Ground clearance drops by about 3.8 mm.
- Moving up to 20-inch wheels, the closest height match is 255/35R20 (−1.09%), with the sidewall dropping from 105.8 mm to 89.3 mm.
- Going down to 18-inch wheels, 215/55R18 (−0.06%) is the closest match and raises the sidewall to 118.3 mm.
- A larger or wider tire also changes acceleration, fuel use and steering weight, so look beyond the percentage.
Buying 235/45R19 tires
EVs are heavy and deliver torque instantly, so EV tires are often XL-rated and some carry noise-cutting foam, which puts them above standard tires in price.
Check the production date in the DOT code before paying.
Check current prices
Search by brand
Links open marketplace search results; prices change constantly and not every brand makes this size.
Load index and speed rating for 235/45R19
The code after the size on the sidewall, as in 235/45R19 95V, is the load index and speed symbol. The common ratings for this size:
| Version | Index | Per tire | Four tires |
|---|---|---|---|
| Standard load (SL) | 95 | 690 kg | 2,760 kg |
| Extra load (XL) | 99 | 775 kg | 3,100 kg |
The new tire's load index and speed symbol must be no lower than the door placard, and it only carries its rated load at the correct pressure.
Common speed symbols in this size
V
240 km/h
W
270 km/h
235/45R19 questions
How tall is a 235/45R19 tire?
About 27.3 inches, or 694.1 mm, from top to bottom before it carries weight. Each sidewall is 105.8 mm tall and the tire is 235 mm (9.3 in) wide.
Which cars use 235/45R19 tires?
From Thai-market specifications, 235/45R19 comes on BYD Seal.
Can I fit 255/40R19 instead of 235/45R19?
Size-wise, yes: the height differs by −1.08% (−7.5 mm), so an indicated 100 km/h is really about 98.9 km/h. The tread is 20 mm wider. Check rim width and load index first.
How much weight can a 235/45R19 tire carry?
Most standard-load versions carry load index 95: 690 kg per tire, 2,760 kg across four. XL versions are rated 99, or 775 kg per tire. Look for the number after the size on the sidewall, as in 235/45R19 95V.
Other 19-inch sizes
To compare other sizes yourself, use the tire size calculator; changing rim size, try plus/minus sizing; and see speedometer error by speed.