Megapascal to Standard atmosphere Converter (and vice versa)
Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026
This converter allows you to convert megapascals [MPa] to standard atmospheres [atm] or standard atmospheres [atm] to megapascals [MPa]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.
Convert megapascals to standard atmospheres
There are two simple ways to convert megapascals [MPa] to standard atmospheres [atm]. In the first calculation method, the value in megapascals [MPa] is divided by the rounded conversion factor of 0.1013. The second method multiplies the value in megapascals [MPa] by the rounded conversion factor of 9.8692.
- Standard atmospheres [atm] ≈ megapascals [MPa] ÷ 0.1013
- Standard atmospheres [atm] ≈ megapascals [MPa] * 9.8692
However, rounded conversion values are only suitable for rough conversions, as rounding errors can occur in the calculation result. The most accurate conversion of megapascals [MPa] to standard atmospheres [atm] can be achieved using the following calculation method.
- Standard atmospheres [atm] = megapascals [MPa] ÷ 101,325 * 106
Convert standard atmospheres to megapascals
Converting standard atmospheres [atm] to megapascals [MPa] is easy and can be done in two ways. The first method involves multiplication, in which the value in standard atmospheres [atm] is multiplied by the rounded conversion factor of 0.1013. The second variant is a division. Here, the value in standard atmospheres [atm] is divided by the rounded conversion factor of 9.8692.
- Megapascals [MPa] ≈ standard atmospheres [atm] * 0.1013
- Megapascals [MPa] ≈ standard atmospheres [atm] ÷ 9.8692
However, rounded conversion values do not allow for exact calculations because rounding errors can occur in the calculation result. The most accurate conversion of standard atmospheres [atm] to megapascals [MPa] can be achieved using the following calculation method.
- Megapascals [MPa] = standard atmospheres [atm] * 101,325 ÷ 106
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Meters of water
Bar
Meters of water
Decapascals
Meters of water
Gigapascals
Meters of water
Hectopascals
Meters of water
Inches of mercury
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