# Inches of Mercury to Millimeters of mercury conversion

Millimeters of mercury to Inches of Mercury (Swap Units)

Format
Accuracy

Note: Fractional results are rounded to the nearest 1/64. For a more accurate answer please select 'decimal' from the options above the result.

Note: You can increase or decrease the accuracy of this answer by selecting the number of significant figures required from the options above the result.

Note: For a pure decimal result please select 'decimal' from the options above the result.

Show formula

## Inches of Mercury to Millimeters of mercury formula

mmHg =
inHg * 25.400

Show working
Show result in exponential format

## Inches of Mercury

1 inch of mercury is the pressure exerted by a 1 inch high column of mercury at 0 °C (32 °F )

mmHg =
inHg * 25.400

## Millimeters of mercury

1 mm of mercury is the pressure exerted by a 1 inch high column of mercury, now defined as 133.322387415m pascals

## Inches of Mercury to Millimeters of mercury table

Start
Increments
Accuracy
Format
Print table
< Smaller Values Larger Values >
Inches of Mercury Millimeters of mercury
0inHg 0.00mmHg
1inHg 25.40mmHg
2inHg 50.80mmHg
3inHg 76.20mmHg
4inHg 101.60mmHg
5inHg 127.00mmHg
6inHg 152.40mmHg
7inHg 177.80mmHg
8inHg 203.20mmHg
9inHg 228.60mmHg
10inHg 254.00mmHg
11inHg 279.40mmHg
12inHg 304.80mmHg
13inHg 330.20mmHg
14inHg 355.60mmHg
15inHg 381.00mmHg
16inHg 406.40mmHg
17inHg 431.80mmHg
18inHg 457.20mmHg
19inHg 482.60mmHg
Inches of Mercury Millimeters of mercury
20inHg 508.00mmHg
21inHg 533.40mmHg
22inHg 558.80mmHg
23inHg 584.20mmHg
24inHg 609.60mmHg
25inHg 635.00mmHg
26inHg 660.40mmHg
27inHg 685.80mmHg
28inHg 711.20mmHg
29inHg 736.60mmHg
30inHg 762.00mmHg
31inHg 787.40mmHg
32inHg 812.80mmHg
33inHg 838.20mmHg
34inHg 863.60mmHg
35inHg 889.00mmHg
36inHg 914.40mmHg
37inHg 939.80mmHg
38inHg 965.20mmHg
39inHg 990.60mmHg
Inches of Mercury Millimeters of mercury
40inHg 1016.00mmHg
41inHg 1041.40mmHg
42inHg 1066.80mmHg
43inHg 1092.20mmHg
44inHg 1117.60mmHg
45inHg 1143.00mmHg
46inHg 1168.40mmHg
47inHg 1193.80mmHg
48inHg 1219.20mmHg
49inHg 1244.60mmHg
50inHg 1270.00mmHg
51inHg 1295.40mmHg
52inHg 1320.80mmHg
53inHg 1346.20mmHg
54inHg 1371.60mmHg
55inHg 1397.00mmHg
56inHg 1422.40mmHg
57inHg 1447.80mmHg
58inHg 1473.20mmHg
59inHg 1498.60mmHg