165/65R14 tire size

A 165/65R14 tire is 22.44 inches (570.1 mm) tall, 6.50 in (165 mm) wide and fits a 14-inch wheel. In inch notation it is roughly a 22.4x6.5R14.

165/65R14 dimensions
Overall diameter	22.44 in	570.1 mm
Section width	6.50 in	165 mm
Sidewall height	4.22 in	107.2 mm
Circumference	70.51 in	1,791 mm
Revolutions	898.6 per mile	558.3 per km
Rim diameter	14 in	355.6 mm

Compare 165/65R14 with another size

Current size

New size

Speed in mphkm/h

Overall diameter difference

+0.44%

60 mph on the speedometer = 60.3 mph actual

Within the ±3 % diameter range most tire fitters accept.

Ground clearance: +1.3 mm (+0.05 in)
Revolutions: 899 → 895 per mile

165/65R14 155/70R14

Side-by-side dimensions

	Current	New	Difference	%
Diameter	22.44 in	22.54 in	+0.10 in	+0.44%
Diameter	570.1 mm	572.6 mm	+2.5 mm	+0.44%
Width	6.50 in	6.10 in	−0.39 in	−6.06%
Width	165.0 mm	155.0 mm	−10.0 mm	−6.06%
Sidewall	4.22 in	4.27 in	+0.05 in	+1.17%
Sidewall	107.2 mm	108.5 mm	+1.3 mm	+1.17%
Circumference	70.51 in	70.82 in	+0.31 in	+0.44%
Revs per mile	898.6	894.6	−3.9	−0.44%

Speedometer error

Speedometer shows	Actual speed	Difference
20 mph	20.1 mph	+0.1 mph
30 mph	30.1 mph	+0.1 mph
40 mph	40.2 mph	+0.2 mph
50 mph	50.2 mph	+0.2 mph
60 mph	60.3 mph	+0.3 mph
70 mph	70.3 mph	+0.3 mph
80 mph	80.4 mph	+0.4 mph

Alternative sizes on the same 14-inch wheel

Sizes in use within ±3 % of the overall diameter of 165/65R14:

Plus and minus sizes for 165/65R14

Size	Wheel	Diameter	Difference
215/55R13	Minus 1 (13 in)	22.31 in	−0.60%
175/70R13	Minus 1 (13 in)	22.65 in	+0.89%
205/60R13	Minus 1 (13 in)	22.69 in	+1.07%
145/80R13	Minus 1 (13 in)	22.13 in	−1.39%
135/70R15	Plus 1 (15 in)	22.44 in	−0.02%
145/65R15	Plus 1 (15 in)	22.42 in	−0.11%
155/60R15	Plus 1 (15 in)	22.32 in	−0.54%
175/55R15	Plus 1 (15 in)	22.58 in	+0.60%
215/40R16	Plus 2 (16 in)	22.77 in	+1.46%
175/50R16	Plus 2 (16 in)	22.89 in	+1.98%
195/45R16	Plus 2 (16 in)	22.91 in	+2.07%

Vehicles approved with 165/65R14 tires

Models whose Swiss type approval lists 165/65R14 as a standard or optional size (573 approvals in total). Always check your own vehicle's placard or papers.

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 14-inch sizes

Reading the 165/65R14 size

165 — section width in millimetres (6.50 in).
65 — aspect ratio: the sidewall is 65 % of the width, 107.2 mm.
R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
14 — fits a 14-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.