SensitivityMatch

L4D2 to Fortnite sensitivity converter

Type your L4D2 sensitivity and DPI. The Fortnite number appears in the result as you type.

Convert From
Convert To
Converted Sensitivity
7.921

L4D2 to Fortnite at a glance

Multiply your Left 4 Dead 2 sensitivity by 3.9604 to get the Fortnite sensitivity that turns the view the same distance. To go back, multiply by 0.2525.

L4D2 sensitivityFortnite sensitivitycm per 360° at 800 DPI
13.9652 cm
1.55.94134.6 cm
27.92126 cm
2.59.90120.8 cm
311.8817.3 cm

How to convert it

  1. Find your sensitivity in Left 4 Dead 2. It is in the mouse options, under Mouse Sensitivity.
  2. Multiply it by 3.9604 (0.022 ÷ 0.005555), or type it into the converter above, and enter the result in Fortnite.
  3. Use the same mouse DPI in both games, with raw input on and mouse acceleration off.

About the two games

Left 4 Dead 2

It runs on Source with the default 0.022 yaw, so its number matches Counter-Strike 2. Engine: Source. Yaw 0.022.

Fortnite

The value is the percentage you type, so 6.5 means 6.5 percent. Scoped and building sensitivities are separate settings that this converter does not change. Engine: Unreal Engine 5. Yaw 0.005555.

What players use in Left 4 Dead 2 and Fortnite

A sensitivity only means something next to the distance it gives you. These are the settings of players who compete in Fortnite, shown at 800 DPI. Pro numbers come from SensLab's October 2026 dataset of verified player settings; the last column converts each one so the view turns the same distance.

Fortnite playerscm per 360°Fortnite sens at 800 DPISame turn in L4D2
Median31.2 cm6.5951.665

Questions

How do I convert L4D2 sensitivity to Fortnite?

Multiply your L4D2 sensitivity by 3.9604. The result keeps the distance for a full turn the same, so your aim feels the same in Fortnite.

What is 2 L4D2 sensitivity in Fortnite?

2 in L4D2 is 7.921 in Fortnite. At 800 DPI that is 26 cm of mouse travel for a full 360 degree turn in both games.

Is L4D2 sensitivity the same as Fortnite?

No. L4D2 turns the view 3.96 times as far as Fortnite at the same number, which is why the numbers differ.

Does DPI change the L4D2 to Fortnite conversion?

No. As long as the mouse DPI is the same in both games, the conversion does not depend on it. DPI only matters for your cm/360 and eDPI.