The list:
Rohrbaugh R9
Caliber: 9mm
Barrel: 2.9 in
Length: 5.2 in
Height: 3.7 in
Slide Width: .82 in
Width at thickest part of pistol: .95 in
Weight: 13.5 oz, magazine 1.6 oz
Capacity: 6+1 Rounds
Boberg XR9-S (Shorty)
Caliber: 9mm
Barrel: 3.35 in
Length: 5.1 in
Height: 4.2 in
Width: .96 in
Weight: 17.5 oz
Capacity: 7+1 Rounds
Kahr MK9
Caliber: 9mm
Barrel: 3.0 in
Length: 5.3 in
Height: 4.0 in
Slide Width: .90 in
Width at slide stop: 1.0 in
Weight: Pistol 22.1 oz, Magazine 1.9 oz
Capacity: 6+1
Kahr PM9 / CM9
Caliber: 9mm
Barrel: 3.1 in
Length: 5.42 in
Height: 4.0 in
Slide Width: .90 in
Width at slide stop: 1.0 in
Weight: Pistol 14 oz, Magazine 1.9 oz
Capacity: 6+1
Double Tap Defense Douple Tap
Caliber: 9mm
Barrel: 3.0 in
Length: 5.5 in
Height: 3.9 in
Width: 0.665 in
Weight: 15 oz Titanium, 13 0z Aluminum
Capacity: 2
Kimber Solo
Caliber: 9mm
Barrel: 2.7 in
Length: 5.5 in
Height: 3.9 in
Width: 1.2 in
Weight: 17 oz
Capacity: 6+1 Rounds
SIG SAUER P290
Caliber: 9mm
Barrel: 2.9 in
Length: 5.5 in
Height: 3.9 in
Width: 0.9 in - 1.1" w/slide catch (roughly the same width as MK9, Kahr lists the width of the slide only)
Weight: 20.5 oz w/magazine
Capacity: 6+1
Diamondback DB9
Caliber: 9mm
Barrel: 3.0 in
Length: 5.60 in
Height: 4.0 in
Width: 0.80 in
Weight: 11 oz
Capacity: 6+1 Rounds
Kel Tec PF-11
Caliber: 9mm
Barrel: 3.1 in
Length: 5.6 in
Height: 4.3 in
Width: 1.0 in
Weight: 14 oz
Capacity: 10+1 Rounds
Beretta Nano
Caliber: 9mm
Barrel: 3.07 in
Length: 5.63 in
Height: 4.17 in
Width: .90 in
Weight: 17.67 oz
Capacity: 6+1
SCCY CPX-2
Caliber: 9mm
Barrel: 3.1 in
Length: 5.7 in
Height: 4.0 in (without mag extensions)
Width: 1.0 in
Weight: 15.0 oz
Capacity: 10+1 Rounds
Kel Tec PF-9
Caliber: 9mm
Barrel: 3.1 in
Length: 5.87 in
Height: 4.3 in
Width: .88 in
Weight: 12.7 oz
Capacity: 7+1 Rounds
SIG SAUER P938
Caliber: 9mm
Barrel: 3.0 in
Length: 5.9 in
Height: 3.9 in (not counting magazine w/extension)
Width: 1.1 in
Weight: 16.0 oz
Capacity: 6+1 Rounds
Ruger LC9
Caliber: 9mm
Barrel: 3.12 in
Length: 6.0 in
Height: 4.5 in
Slide Width: .90in
Weight: 17.10 oz
Capacity: 7+1
Remington R-51
Caliber: 9mm
Barrel: 3.4 in
Length: 6.0 in
Height: 4.5 in
Width: .96in
Weight: 20.0 oz
Capacity: 7+1
Smith & Wesson Shield
Caliber: 9mm
Barrel: 3.1 in
Length: 6.1 in
Height: 4.6 in
Width: .95in
Weight: 19.0 oz
Capacity: 7+1
Taurus 709FS
Caliber: 9mm
Barrel: 3.2 in
Length: 6.24 in
Height: 4.52 in (without mag extensions)
Width: 1.04 in
Weight: 19.0 oz
Capacity: 7+1 Rounds
Glock 43
Caliber: 9mm
Barrel: 3.39 in
Length: 6.26 in
Height: 4.25 in
Width: 1.02 in
Weight: 17.95 oz
Capacity: 6+1 Round
Taurus Millennium G2 PT111
Caliber: 9mm
Barrel: 3.28 in
Length: 6.24 in
Height: 5.1 in
Width: 1.22 in
Weight: 22.0 oz
Capacity: 12+1 Rounds
Glock 26
Caliber: 9mm
Barrel: 3.46 in
Length: 6.29 in
Height: 4.17 in
Width: 1.18 in
Weight: 19.75 oz w/o magazine
Capacity: 10+1 Rounds
Walther PPS
Caliber: 9mm
Barrel: 3.2 in
Length: 6.3 in
Height: 4.4 in
Width: .90 in
Weight: 20.0 oz
Capacity: 6+1
Springfield Armory XDs
Caliber: 9mm
Barrel: 3.3 in
Length: 6.3 in
Height: 4.4 in
Width: .90 in
Weight: 23.0 oz w/empty 7rd magazine
Capacity: 7+1
Bersa BP9CC
Caliber: 9mm
Barrel: 3.3 in
Length: 6.35 in
Height: 4.8 in
Width: .94 in
Weight: 21.5 oz
Capacity: 8+1
HK P2000SK
Caliber: 9mm
Barrel: 3.26 in
Length: 6.40 in
Height: 4.55 in
Width: 1.37 in
Weight: 24 oz
Capacity: 8+1