2024 Toyota Prius Prime tire size

Most common factory size

P195/50R19

Tire sizes by trim

Source marks: one source

2024 Toyota Prius Prime tire size by trim
Size	Trims	Width, mm	Sidewall, % of width	Rim, in	Diameter, in	Sidewall, in	Revs per mile
P195/50R19	XSE FWD, XSE Premium FWD	195	50	19	26.68	3.84	756
P195/60R17	SE FWD	195	60	17	26.21	4.61	769

What P195/50R19 means
Part	Number	Meaning
Type	P	Passenger car tire.
Width	195 mm	Tread width. 7.7 in.
Sidewall	50	Sidewall height is 50% of the width.
Construction	R	Radial tire.
Rim	19 in	Fits 19 in wheels.

Within 3% of the stock diameter. A common shop guideline, not a maker spec.

Sizes within 3% of P195/50R19
Size	Rim, in	Diameter, in	Change	Speedo reads at 60 mph
245/45R18	18	26.68	+0.0%	60.0 mph
275/40R18	18	26.66	-0.1%	60.0 mph
245/40R19	19	26.72	+0.1%	59.9 mph
285/30R20	20	26.73	+0.2%	59.9 mph
245/35R20	20	26.75	+0.3%	59.8 mph
275/35R19	19	26.58	-0.4%	60.2 mph
225/50R18	18	26.86	+0.7%	59.6 mph
275/30R20	20	26.50	-0.7%	60.4 mph

Sizes within 3% of P195/60R17
Size	Rim, in	Diameter, in	Change	Speedo reads at 60 mph
235/50R17	17	26.25	+0.2%	59.9 mph
215/60R16	16	26.16	-0.2%	60.1 mph
215/55R17	17	26.31	+0.4%	59.8 mph
235/45R18	18	26.33	+0.4%	59.7 mph
255/45R17	17	26.04	-0.7%	60.4 mph
255/40R18	18	26.03	-0.7%	60.4 mph
225/45R18	18	25.97	-0.9%	60.6 mph
215/50R18	18	26.46	+1.0%	59.4 mph

Checked against 292 factory sizes listed for 2009-2027 US models.

Tire pressure is on the driver door sticker. Not in this data.

Optional wheel packages may differ.