Hi Freddie and welcome. It is relatively large. The Springfield Armory XDm Elite 10mm, in its 4.5-inch barrel configuration, has an overall length of 7.6 inches, a height of 5.75 inches, and a width of 1.2 inches. It weighs 31 ounces (unloaded). Cheers and stay safe!

Good evening to you!! The General Specifications for the Springfield Armory XDm Elite OSP are as follows:
Caliber: Available in 9mm and 10mm, among others.
Barrel: 4.5-inch hammer-forged steel with Melonite finish (for 10mm models) or a 5.28-inch threaded barrel (for some 9mm tactical models).
Frame: Black polymer.
Sights: Fiber optic front sight and Tactical Rack U-Dot rear sight, designed for co-witnessing with optics.
Optic Ready Slide: The OSP slide is milled to accept red dot sights, and the pistol includes a cover plate for iron-sight-only use.
Capacity: 16+1 rounds for 10mm models.
Weight: Approximately 31 oz (unloaded) for the 10mm 4.5" OSP model.
Overall Length: 7.6 inches for the 10mm 4.5" OSP model.
Height: 5.75 inches for the 10mm 4.5" OSP model.
Grip Width: 1.2 inches.
A firearm should be comforting not comfortable.
Hope this helps. Have a good rest of your day.
🇺🇸🇺🇸 'merica' 🇺🇸🇺🇸