100 inches of mercury to torr

100 inHg = 2,540 Torr. Change the amount below, or read the formula and the reference table further down.

100 inches of mercury equals

2,540torr

1 inHg = 25.400004 Torr

The formula

Inches of mercury and torr both measure pressure from the same zero, so a single multiplier does the job.

Torr = inHg × 25.40000362

Going the other way? Convert torr to inches of mercury.

Inches of mercury to torr table

Values either side of 100 inHg.

Inches of mercury (inHg)Torr (Torr)
00
10254
20508
30762
401,016
501,270
601,524
701,778
802,032
902,286
1002,540
1102,794
1203,048
1303,302
1403,556
1503,810
1604,064
1704,318
1804,572
1904,826
2005,080

Questions people ask

How many torr are in a inch of mercury?
One inch of mercury equals 25.40000362 torr.
How do I convert inches of mercury to torr by hand?
Multiply the number of inches of mercury by 25.40000362. For a rough check, 25.4 is close enough for most everyday use.
What is 100 inches of mercury in torr?
100 inches of mercury is 2,540 torr.

Calcuit generates this page from a unit table, so the factors here match every other page on the site.

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