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Smith & Wesson Model 637vsKriss Sphinx SDP Compact

Smith & Wesson Model 637 facing right

Smith & WessonModel 637

DA/SA J-Frame Revolver Chambered in 38 Special +P
vs
Kriss Sphinx SDP Compact facing left

KrissSphinx SDP Compact

DA/SA Full-Sized Pistol Chambered in 9mm Luger

Dimensions

 LengthLHeightHWidthWWeightW
Model 6376.3 in4.2 in1.3 in15 oz
Sphinx SDP Compact7.4 in5.4 in1.37 in29.06 oz

Details

 BarrelBBLTriggerWebsite
Model 6371.87 inDA/SAsmith-wesson.com
Sphinx SDP Compact3.7 inDA/SAkriss-usa.com

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