Pounds per square inch to Bars Converter psi → bar

1 pound per square inch (psi) = 0.06894757293 bars (bar). Type a value below — the conversion happens instantly, entirely on your device.

From

1 psi = 0.06894757293 bar

Precision

32 pounds per square inch = 2.2063223 bars

32 × 0.0689476 = 2.2063223

1 psi equals 0.0689476 bar, so multiplying by 0.0689476 converts the value. The result describes the exact same quantity — only the measuring stick changes.

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How to convert pounds per square inch to bars

bars = pounds per square inch × 0.06894757293 — multiply the pound per square inch value by 0.0689476.

Example: 32 psi = 2.20632 bar.

To convert the other way: pounds per square inch = bars ÷ 0.06894757293 — or use the dedicated bar to psi converter .

PSI-to-bar is the classic tire-pressure conversion between US and European specifications. A typical car tire at 32 psi is 2.21 bar. 1 bar = 14.5038 psi, so dividing psi by 14.5 gives bar.

Pounds per square inch to Bars conversion table

Pounds per square inch (psi)	Bars (bar)
1	0.068947573
5	0.34473786
10	0.68947573
15	1.0342136
20	1.3789515
25	1.7236893
28	1.930532
30	2.0684272
32	2.2063223
35	2.4131651
40	2.7579029
50	3.4473786
60	4.1368544
80	5.5158058
100	6.8947573
150	10.342136
200	13.789515
3000	206.84272

About the units

What is a pound per square inch?

PSI (pound-force per square inch) is the US customary pressure unit, about 6,894.76 Pa. US tire pressures (typically 30–35 psi) and plumbing systems use psi.

What is a bar?

A bar is exactly 100,000 Pa — within 2% of one atmosphere. European tire pressures and scuba tank ratings are given in bar.

Frequently asked questions

How many bars are in 1 pound per square inch?

1 pound per square inch (psi) = 0.06894757293 bars (bar).

What is the formula to convert pounds per square inch to bars?

bars = pounds per square inch × 0.06894757293 — multiply the pound per square inch value by 0.0689476.

How do I convert psi to bar without a calculator?

Multiply by 0.0689 for a close estimate. Exact factor: 1 psi = 0.06894757293 bar.

Is this psi-to-bar converter accurate and private?

Yes. It uses the exact internationally defined conversion factors and computes results locally in your browser — your input is never sent to a server, and the page keeps working offline.

What is normal tire pressure in psi and bar?

Most passenger cars specify 30–35 psi, which is 2.07–2.41 bar. Check the sticker inside the driver-side door for your vehicle’s exact spec.