Glock 45 Pistols
The Glock 45 is a 9mm crossover: the full size Glock 17 grip with the shorter Glock 19 length slide and a 4.02 inch barrel. You get the 17 round magazine and full grip of a 17 with a slide that is easier to carry. It is a 9mm, not a .45. We list the Gen5, the V series and Gen6.A full size grip with a compact slide, in 9mm. Every version we list, side by side.
Prices from $539.00 to $780.49, as of Nov 8, 2026.
Pick your G45
Every G45 generation we list, with the count in stock and the lowest price for each.
All G45 pistols
12 in stock. Sold out listings stay up, after the ones you can buy today.
Compare G45 generations
The most listed size for each model in stock. 10 round versions of most models are listed for states with magazine limits.
As of Nov 8, 2026
Compare G45 generations
The most listed size for each model in stock. 10 round versions of most models are listed for states with magazine limits.
| Generation | Size / grip | Barrel | Standard mag | Calibers | In stock | From | Shop |
|---|---|---|---|---|---|---|---|
| Gen6 | 4.02 in | 17 | 9mm | 2 | $620.00 | Shop | |
| V series | 4.02 in | 17 | 9mm | 10 | $539.00 | Shop |
Source: barrel, magazine and caliber are taken from our in-stock listings for each model.
Built for your G45
Magazines, holsters and parts that fit the G45, from Glock and other makers. Parts ship to your door where your state allows.
The 40 best sellers of 82, by our sales.
Glock 45 generations
The Glock 45 came out as a Gen5 model, so it has no finger grooves and has an ambidextrous slide stop lever and front slide serrations. Versions marked MOS have a slide cut for a red dot. The V series and Gen6 are the newest versions in our listings. In stock now: 2 Gen6, 10 V series and 0 Gen5.
Glock 45 vs Glock 19X vs Glock 19
The Glock 45 and Glock 19X are built the same way: a Glock 17 size grip with a Glock 19 length slide. In our listings the 19X is mostly coyote and the 45 mostly black. The Glock 19 has the shorter compact grip and a 15 round magazine.
- 4.02 in barrel
- 17 round magazine
- Full grip, compact slide
- 4.02 in barrel
- 17 round magazine
- Full grip, compact slide
Glock 45 magazines and holsters
The Glock 45 takes Glock 17 magazines: 17 rounds standard, 10 round versions for states that limit capacity, and longer extended 9mm Glock magazines. Because its slide is Glock 19 length, many holsters list the Glock 45 with the 19, 19X and 23. We have 82 in-stock magazines and 16 holsters that fit the Glock 45.
Buying a handgun online
Magazines, holsters and parts ship to your door where your state allows. Check state restrictions before you order, and read how buying a gun online works. Firearms can go on layaway, and financing shows at checkout when the order qualifies.
More Glock models
Glock G45 FAQ
Is the Glock 45 a .45?
No. The Glock 45 is a 9mm. Glock's .45 ACP models are the G21, G30, G36 and G41.
What magazines fit the Glock 45?
Glock 17 magazines (17 rounds) and longer 9mm Glock magazines. Glock 19 magazines also fit but do not fill the full size grip.
What is the difference between the Glock 45 and the Glock 19X?
They share the same layout: a Glock 17 size grip with a Glock 19 length slide. In our listings the Glock 19X is mostly coyote and the Glock 45 mostly black.
Do you have the Glock 45 in stock?
Stock changes daily. As of Nov 8, 2026 this page shows 12 Glock 45 pistols in stock, and listings that sell out stay on the page.