Here are the specs on all three so you can see the differences.
Operator specs.
Caliber .45ACP
Recoil System GI Style
Sights Low Profile Combat, 3 - Dot Tritium
Weight (with Empty Magazine) 43 ozs.
Height 5.5"
Slide Forged Steel, Black Armory Koteâ„¢
Barrel 5" Stainless Steel Match Grade
Length 8.6"
Grip Type G-10
Frame Forged Steel w/ Integral Accessory Rail, Olive Drab Armory Koteâ„¢
Magazines 2 - 7 Round, Blued Steel
Range Officer specs.
Caliber .45ACP
Recoil System GI Style
Sights Fully Adjustable Target
Weight (with Empty Magazine) 40 ozs.
Height 5.5"
Slide Forged Carbon Steel, Parkerized
Barrel 5" Stainless Steel Match Grade, Fully Supported Ramp
Length 8.6"
Grip Type Cross Cannonâ„¢ Double Diamond Cocobolo
Frame Forged Carbon Steel, Parkerized
Magazines 2 - 7 Round, Blued Steel
Loaded Specs
Caliber .45ACP
Recoil System GI Style
Sights Low Profile Combat, 3 - Dot Tritium
Weight (with Empty Magazine) 43 ozs.
Height 5.5"
Slide Forged Steel, Black Armory Koteâ„¢
Barrel 5" Stainless Steel Match Grade
Length 8.6"
Grip Type G-10
Frame Forged Steel w/ Integral Accessory Rail, Olive Drab Armory Koteâ„¢
Magazines 2 - 7 Round, Blued Steel