HK45 for Sale
Browse HK45 listings from verified sellers across the U.S. on GunsAmerica.
Quick Look
The HK45, introduced by Heckler & Koch in 2007, evolved from the USP Compact design to meet U.S. military and law enforcement standards. It offers robust construction with a focus on ergonomics and .45 ACP stopping power. Today, the HK45 remains a respected choice for duty and personal defense among enthusiasts valuing reliability and control.
Why It's a Top Choice
- Durable, corrosion-resistant forged steel slide
- Ergonomic grip customizable with backstraps
- High .45 ACP magazine capacity (10 rounds)
- Ambidextrous controls for left or right-handed use
- Wide aftermarket support for sights and holsters
Key Variants
HK45 Tactical
Enhanced for tactical roles with threaded barrel and upgraded night sights ideal for special forces and home defense.
HK45 Compact
Smaller frame version designed for concealed carry without sacrificing .45 ACP power.
HK45 standard
Original model balancing size, power, and ergonomics for service pistols and defense use.
Competitor Comparison Table
| Feature | HK45 | Sig Sauer P220 | Smith & Wesson M&P45 |
|---|---|---|---|
| MSRP | $995 | $1,200 | $700 |
| Capacity/Size | 10+1 rounds / Full-size | 8+1 rounds / Full-size | 17+1 rounds / Full-size |
| Weight | 25.8 oz (empty) | 34.4 oz (empty) | 29 oz (empty) |
| Optics-ready | No | Some models Yes | Yes (select models) |
| Trigger Type | DA/SA | DA/SA | Striker-fired |
| Notable Pro | Superior ergonomics | Classic reliability | High capacity |
| Notable Con | Limited aftermarket optics | Heavier weight | Trigger reset |
Best Use Cases
- Personal and home defense
- Law enforcement duty pistol
- Concealed carry (Compact variant)
- Range training and marksmanship
- Firearms collection and enthusiasts
Can I fit aftermarket sights on the HK45?
Yes, the HK45 accepts many popular aftermarket sights, though options are more limited compared to other .45 ACP pistols.
What trigger system does the HK45 use?
It employs a traditional double-action/single-action (DA/SA) trigger system with manual safety and decocker.
How does the HK45 compare in reliability?
The HK45 is highly reliable, built with military-grade standards and a proven USP lineage.
Prefer nearby results? Toggle to search local listings.
Heckler & Koch HK45 (81001117)
$1,099.99
HK45 .45 ACP Pistol with Case and Manual
$599.00
Heckler and Koch HK45 (V1) 45 ACP 4.46"
$819.00


