Hornday .40 S&W 180gr XTP in Clear Ballistics gel.

Test Gun: Sig P229, S&W Shield. Barrel length: 3.9 inches, 3.1 inches. Ammunition: Hornday .40 S&W 180gr XTP
Test media: 10% Clear Ballistics Gel. Distance: 10 feet. Chronograph: Caldwell Ballistic Precision Chronograph G2. Five shot velocity average: 949, 890fps
Gel Temperature 70 degrees

Out of the Sig P229, the five shot average velocity was 949fps with a high of 964fps and a low of 921fps.

Five rounds at 10 yards offhand Sig P229

From the Sheild, I got an average velocity of 890fps with a high of 901fps and a low of 869fps.

Five rounds at 10 yards offhand S&W Sheild

 The first round from the Sig hit the bare gel at a velocity of 914fps and penetrated to 21 inches. The expansion was .51 inches and the recovered weight was 180.2 grains. Round two had a velocity of 931fps, expanded to .52 inches with a penetration of 20.25 inches and a recovered weight of 180.2 grains. 

  In the heavy clothing covered gel, the first round had a velocity of 932fps and penetrated to 26 inches with no expansion. Recovered weight was 180.3 grains. Number two also had no expansion and penetrated to 27.25 inches. Velocity was 938 fps and weight was 180.1 grains.

  From the M&P Sheild, round one had a velocity of 852fps and penetrated to 21.5 inches. Recovered weight was 180.1 grains and expansion was .50 inches. The second round had a velocity of 911fps and penetrated to 22.5 inches. Recovered weight was 180.2 grains and expansion was .51 inches.

 

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