Sig Sauer ACP for sale
(20)
Sig Sauer 45 Auto/ACP 230gr JHP Elite Performance Ammunition 20rds - E45AP2-20
Brand:
Sig Sauer Ammunition
Bullet Type:
Jacketed Hollow Point
Caliber:
.45 ACP
Grains:
230 grain
Rounds:
20
From:
$18.60
View Product
26
(15)
Sig Sauer P220 Legion .45 ACP Gray Pistol w/(3) 8rd Mags 220R-45-LEGION-R2
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
4.4 inches
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Gray
(20)
Sig Sauer P320 Nitron Compact .45 ACP Pistol w/ Night Sights, Black
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
3.9"
Caliber:
.45 ACP
Capacity:
9
Finish Per Color:
Black
(5)
Sig Sauer 1911 California Compliant .45 ACP Semi-Automatic Pistol, Stainless - 1911R-45-SSS-CA
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
5 inches
Caliber:
.45 Colt
Capacity:
8
Finish Per Color:
Stainless
(20)
Sig Sauer P365 380 Rainbow .380 ACP 3.1" Bbl Pistol w/(2) 10rd Mags & Rainbow Titanium Slide 365-380-RBT-MS
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
3.1 inches
Caliber:
.380 ACP
Capacity:
10+1
Finish Per Color:
Rainbow
(20)
Sig Sauer 45 Auto/ACP 230gr FMJ Elite Ball Ammunition 50rds - E45BA3-50
Brand:
Sig Sauer Ammunition
Bullet Type:
FULL METAL JACKET (FMJ)
Caliber:
.45 ACP
Grains:
230 grain
Rounds:
50
From:
$32.95
View Product
24
(3)
Sig Sauer 1911 Full-Size .45 ACP Pistol, Black Nitron - 1911R-45-BSS-CA
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
5 inches
Caliber:
.45 ACP
Capacity:
8+1
Finish Per Color:
Black
(5)
Sig Sauer P220 Legion .45 ACP Gray SAO Pistol w/(3) 8rd Mags 220R-45-LEGION-SAO-R2
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
4.4 inches
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Gray
(20)
Sig Sauer P220 Nitron Full-Size .45 ACP Semi-Automatic Pistol, Hardcoat Anodized Black - 220R-45-BSS-CA
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
4.4 inches
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Black
(0)
Sig Sauer 1911 XSeries .45 ACP 5" Coyote Tan Optic-Ready Pistol w/XRAY3 Sights, G10 Grip & (2) 8rd Steel Mags 1911XR-45-CXR3
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
5"
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Coyote / Black
(10)
Sig Sauer P220 Full-Size .45 ACP Semi-Automatic Pistol, Legion Gray PVD - 220RM-45-LEGION
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
4.4 inches
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Gray
(0)
Sig Sauer P365 .380 Acp 3" 10+1 Rose Nitron
Brand:
Sig Sauer
Action:
Striker Action
Barrel Length:
3.1"
Caliber:
.380 ACP
Capacity:
10+1
Finish Per Color:
Black / Rose
(0)
Sig Sauer P220 Elite Nitron .45 ACP 4.4" Barrel 8-Rounds
Action:
Double Action/Single Action
Barrel Length:
4.4"
Caliber:
.45 ACP
Capacity:
8+1
Finish Per Color:
Nitron
(0)
Sig Sauer 1911XCA45CXR3 1911 XCarry 45 ACP 8rd 5.75" Black DLC Coyote PVD Optic Ready Stainless Steel Slide Coyote PVD Black G10 Grip
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
5.75"
Caliber:
.45 ACP
Capacity:
8
Rounds:
8
(0)
SIG SAUER P238 Two-Tone 380 ACP 2.7in 6rd/7rd Mags Wood Grips Micro-Compact Pistol (238-380-TXR3)
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
2.7"
Caliber:
.380 ACP
Capacity:
7
Finish Per Color:
Anodized
(10)
Sig Sauer 1911 STX Full-Size .45 ACP Semi-Automatic Pistol, Stainless - 1911M-45-STX
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
5in
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Black Nitride
(16)
SIG Sauer 1911 STX Full Size Pistol .45 ACP
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
5
Caliber:
.45 ACP
Capacity:
8+1
Finish Per Color:
Stainless
(20)
SIG Sauer 1911 Pistol .45 ACP Fastback Emperor Scorpion
Brand:
Sig Sauer
Action:
Semi-Auto
Barrel Length:
4.2in
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Flat Dark Earth
(0)
Sig Sauer P365 Rose Gold Roses .380 ACP 3.1" Barrel 10-Rounds
Brand:
Sig Sauer
Barrel Length:
3.1
Caliber:
.380 ACP
Capacity:
10+1
Finish Per Color:
Rose Gold
(0)
Sig Sauer 1911 Emperor Scorpion Full-Size .45 ACP Semi-Automatic Pistol, FDE PVD - 1911RM-45-ESCPN
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
4.2"
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Flat Dark Earth
(0)
Sig Sauer P365 Black Cherry Roses .380 ACP 3.1" Barrel 10-Rounds
Brand:
Sig Sauer
Barrel Length:
3.1
Caliber:
.380 ACP
Capacity:
10+1
Finish Per Color:
Black Cherry
(20)
Sig Sauer 1911 .45 ACP Nightmare 1911FCA-45-NMR
Brand:
Sig Sauer
Action:
Pistol
Barrel Length:
4.2
Caliber:
.45 ACP
Capacity:
8
Finish Per Color:
Black
(5)
Sig Sauer P238 .380 ACP Subcompact Pistol with Contrast Sights, Black - 238-380-B
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
2.7in
Caliber:
.380 ACP
Capacity:
6+1
Finish Per Color:
Black
(0)
Sig Sauer P238 .380 ACP Scorpion 238-380-SCPN
Brand:
Sig Sauer
Action:
Single Action
Barrel Length:
2.7"
Caliber:
.380 ACP
Capacity:
7+1
Marketplace Insights
★ 4.8/5
based on 370 customer reviews across 75 variants from 45 retailers
Highly rated Sig Sauer products deliver exceptional accuracy, reliability, and craftsmanship with overwhelming customer satisfaction and minimal quality concerns.
What customers like
Accuracy & Performance42%
right out of the box put 200 rounds through it no issues whatsoever. Overall it's a great pistol
Quality & Craftsmanship38%
This pistol is a work of art. Exactly balanced between style and finely tuned functionality
Reliability & No Malfunctions35%
500+ rounds down range and still feels brand new. Very accurate. No problems with gun.
Comfort & Ergonomics28%
Great balance and ergonomics for a small pistol. Grip contours make it feel great in hand
Excellent Customer Service12%
Guns.com is the way to go. Easy to order and fast delivery within a day and half
Common concerns
Packaging Quality Issues2%
The boxes have been opened and dog eared. Lots have been gone through looking for rounds
Product Mislabeling2%
Nickel plated jacketed round on box but inside the box brass cases. Misrepresentation.
Ammo Expansion Failures1%
Several rounds failed to open up and partially opened. Wouldn't trust my life to them
Difficult Disassembly1%
very dumb mechanism to disassemble it, the lever keep getting stuck unless you hold it down
Frequently Asked Questions
Sig Sauer ACP for sale
Does SIG make a .45 ACP pistol?
Yes. SIG Sauer makes several .45 ACP pistols, including the P220 and the 1911-X Full. Both are full-size pistols designed for defensive use. Prices vary by model and retailer, generally ranging from around $800 to over $1,400.
What is the most reliable 45 ACP pistol?
Reliability varies by use case, but the SIG P220, Wilson Combat CQB, and Springfield Armory TRP consistently earn top marks for dependability. The Glock 21 is also widely trusted for duty use. Test-fire any candidate with your preferred ammunition before committing to one.
Is the SIG Sauer 380 good for concealed carry?
Yes. The SIG Sauer P238 is a subcompact single-action .380 ACP pistol designed for concealed carry. Its slim profile and light weight suit daily carry well. It retails around $800. Note that .380 ACP delivers less stopping power than larger calibers like 9mm.
What is the deadliest 45 ACP ammo?
"Deadliest" depends on your criteria. Top-performing defensive loads include Federal HST 230-grain (+P), Speer Gold Dot 200-grain (+P), and Hornady Critical Duty 220-grain. These consistently show reliable expansion and penetration in FBI ballistic testing. Always verify function in your specific pistol before carrying.