How many bars are in 1 kilopascal?

1 kPa equals 0.01 bar. This is an exact conversion factor defined by NIST.

How do I convert kilopascals to bars?

Multiply the value in kPa by the conversion factor. For example, 10 kPa = 0.1 bar. Use our calculator above for instant results.

Is the kilopascals to bars conversion exact?

Yes, this conversion is mathematically exact based on the international definition of these units (NIST SP 811).

Can I convert kilopascals to bars offline?

Yes! OmniConvert runs entirely in your browser — no internet connection needed after the page loads. Your data never leaves your device, ensuring complete privacy.

What is the difference between kilopascals and bars?

Kilopascals (kPa) and Bars (bar) are both units of pressure but belong to different measurement systems. 1 kPa = 0.01 bar. Use the converter above to switch between them instantly.

Kilopascals to Bars (kPa → bar) — Free Online Converter

kPa → bar Reference Table

kPa	bar
0.001 kPa	0.00001 bar
0.002 kPa	0.00002 bar
0.003 kPa	0.00003 bar
0.004 kPa	0.00004 bar
0.005 kPa	0.00005 bar
0.006 kPa	0.00006 bar
0.007 kPa	0.00007 bar
0.008 kPa	0.00008 bar
0.009 kPa	0.00009 bar
0.01 kPa	0.0001 bar
0.02 kPa	0.0002 bar
0.03 kPa	0.0003 bar
0.04 kPa	0.0004 bar
0.05 kPa	0.0005 bar
0.06 kPa	0.0006 bar
0.07 kPa	0.0007 bar
0.08 kPa	0.0008 bar
0.09 kPa	0.0009 bar
0.1 kPa	0.001 bar
0.2 kPa	0.002 bar
0.3 kPa	0.003 bar
0.4 kPa	0.004 bar
0.5 kPa	0.005 bar
0.6 kPa	0.006 bar
0.7 kPa	0.007 bar
0.8 kPa	0.008 bar
0.9 kPa	0.009 bar
1 kPa	0.01 bar
1.5 kPa	0.015 bar
2 kPa	0.02 bar
2.5 kPa	0.025 bar
3 kPa	0.03 bar
3.5 kPa	0.035 bar
4 kPa	0.04 bar
4.5 kPa	0.045 bar
5 kPa	0.05 bar
5.5 kPa	0.055 bar
6 kPa	0.06 bar
6.5 kPa	0.065 bar
7 kPa	0.07 bar
7.5 kPa	0.075 bar
8 kPa	0.08 bar
8.5 kPa	0.085 bar
9 kPa	0.09 bar
9.5 kPa	0.095 bar
10 kPa	0.1 bar
11 kPa	0.11 bar
12 kPa	0.12 bar
13 kPa	0.13 bar
14 kPa	0.14 bar
15 kPa	0.15 bar
16 kPa	0.16 bar
17 kPa	0.17 bar
18 kPa	0.18 bar
19 kPa	0.19 bar
20 kPa	0.2 bar
25 kPa	0.25 bar
30 kPa	0.3 bar
35 kPa	0.35 bar
40 kPa	0.4 bar
45 kPa	0.45 bar
50 kPa	0.5 bar
55 kPa	0.55 bar
60 kPa	0.6 bar
65 kPa	0.65 bar
70 kPa	0.7 bar
75 kPa	0.75 bar
80 kPa	0.8 bar
85 kPa	0.85 bar
90 kPa	0.9 bar
95 kPa	0.95 bar
100 kPa	1 bar
120 kPa	1.2 bar
125 kPa	1.25 bar
130 kPa	1.3 bar
140 kPa	1.4 bar
150 kPa	1.5 bar
160 kPa	1.6 bar
175 kPa	1.75 bar
180 kPa	1.8 bar
200 kPa	2 bar
225 kPa	2.25 bar
250 kPa	2.5 bar
275 kPa	2.75 bar
300 kPa	3 bar
350 kPa	3.5 bar
400 kPa	4 bar
450 kPa	4.5 bar
500 kPa	5 bar
600 kPa	6 bar
700 kPa	7 bar
750 kPa	7.5 bar
800 kPa	8 bar
900 kPa	9 bar
1000 kPa	10 bar
1200 kPa	12 bar
1250 kPa	12.5 bar
1500 kPa	15 bar
1750 kPa	17.5 bar
2000 kPa	20 bar
2500 kPa	25 bar
3000 kPa	30 bar
4000 kPa	40 bar
4500 kPa	45 bar
5000 kPa	50 bar
6000 kPa	60 bar
7000 kPa	70 bar
7500 kPa	75 bar
8000 kPa	80 bar
9000 kPa	90 bar
10000 kPa	100 bar
15000 kPa	150 bar
20000 kPa	200 bar
25000 kPa	250 bar
50000 kPa	500 bar
75000 kPa	750 bar
100000 kPa	1000 bar

Values based on NIST SP 811 conversion factors

Why Convert Kilopascals to Bars?

Converting between kilopascals (kPa) and bars (bar) is one of the most common pressure conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert kPa to bar saves time and prevents errors.

Pressure conversions between kPa and bar are vital in automotive maintenance, meteorology, and scuba diving. Tire pressure affects fuel efficiency and safety, requiring drivers to convert between PSI and bar depending on the gauge used. Divers must strictly monitor pressure to avoid decompression sickness, often needing to convert depth and tank pressure readings. In weather forecasting, atmospheric pressure changes indicate approaching storms, with data often shared in different units globally. Failing to convert pressure accurately can lead to equipment failure, tire blowouts, or life-threatening situations underwater.

How to Convert Kilopascals to Bars

To convert kilopascals to bars, use the following formula:

bar = kPa × 0.01

Example: 1 kPa = 0.01 bar

For example, 5 kPa = 0.05 bar, 10 kPa = 0.1 bar, and 100 kPa = 1 bar. For larger values, 1000 kPa = 10 bar. Conversely, 1 bar = 100 kPa. Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Mistakes to Avoid

Gauge vs Absolute: confusing gauge pressure (psig) with absolute pressure (psia).
Bar vs Pascal: 1 Bar is 100,000 Pascals, not 10 or 100.
Atmosphere variations: confusing standard atm with technical atm.

Pro Tips

Tire checks: Check tire pressure when cold (tires heat up and pressure rises while driving).
PSI rule: Typical car tires are 30-35 PSI.
Altitude effect: Air pressure drops as you go higher (ears popping).

What is a Kilopascal?

A unit of pressure equal to 1,000 Pascals.

Meteorology and tire pressure.

What is a Bar?

The bar is a metric unit of pressure, exactly equal to 100,000 pascals. It is slightly less than the average atmospheric pressure at sea level.

Bars are commonly used in meteorology, scuba diving, and industry to measure fluid pressure and tire pressure (in some countries).

Kilopascals → Bars

Kilopascals to Bars Formula