Calchy.

20 PSI to Bar

20 PSI equals 1.379 bar.

Formula: PSI × 0.0689476 = bar

20 PSI =
1.379bar
kPa
137.895 kPa
MPa
0.138 MPa
atm
1.361 atm

20 PSI is a common turbocharger boost range (gauge pressure). Street-tuned 4-cylinders typically run 10–20 PSI of boost.

Computed to 3 decimal places using factor 0.0689476. For engineering or safety-critical uses verify against a calibrated reference.

Reference table

PSI to bar near 20

pounds per square inch (PSI)bar (bar)
12 PSI0.827 bar
13 PSI0.896 bar
14 PSI0.965 bar
15 PSI1.034 bar
16 PSI1.103 bar
17 PSI1.172 bar
18 PSI1.241 bar
19 PSI1.31 bar
20 PSI1.379 bar
21 PSI1.448 bar
22 PSI1.517 bar
23 PSI1.586 bar
24 PSI1.655 bar
25 PSI1.724 bar
26 PSI1.793 bar
27 PSI1.862 bar
28 PSI1.931 bar
By use case

Popular PSI values

Passenger car (street)
typical door-jamb spec
Sport / track
warm track use
Turbo boost
gauge pressure
Bicycle (road)
700c high pressure
Other PSI values
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FAQ

Frequently asked

What is 20 PSI in bar?
20 PSI equals 1.379 bar, or 137.9 kPa. Multiply PSI by 0.0689476 to convert.
How do I convert 20 PSI to bar without a calculator?
Divide by 14.5 for a quick estimate: 20 ÷ 14.5 ≈ 1.38 bar. The exact answer is 1.379 bar.
Is 20 PSI a good tire pressure?
20 PSI may be outside typical passenger-car range (30–35 PSI). Consult your vehicle's door-jamb sticker.
What is 20 PSI in kPa?
20 PSI = 137.9 kPa. Tire pressures in Canada and Europe are often given in kPa.
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