Save $192.92
Sig Sauer M18 9mm with Holosun 508T, 3.9 in., 17rd, Patriot Brown Cerakote
- 9mm
- 17rd
- 3.9 in.
- Striker-fired
7% above usual
Higher than usual: it usually sells for $1,020.59, its median price over the last 90 days.
$1,074.99 + $20.00 shipping to your FFL dealer, before tax and the transfer fee. 10% under MSRP.
Bayou Arms Co.
Lowest of 2 stores4.1 (1.7K), stock not reported,
Compare 2 stores
Ranked by landed price: the item plus shipping to you, before tax.
| Store | Landed price | Versus best | Stock | Store link |
|---|---|---|---|---|
Bayou Arms Co.4.1 4.1(1.7K)store rating | $1,094.99 | Best price | Not reported | Buy at Bayou Arms Co. (opens in a new tab) |
Iron Mesa Armory4.9 4.9(12.7K)store rating | $1,140 | +$45.01 | In stock | Buy at Iron Mesa Armory (opens in a new tab) |
Guns ship to a licensed dealer (FFL) near you for pickup. Landed prices include shipping to the dealer, not their transfer fee.
Price history
The lowest price and each store's own, every day for 2 years.
- Usual
- $1,020.59
- 90-day median
- 90-day low
- $870.21
- 90-day high
- $1,156.63
- 2-year low
- $865.91
- Apr 8, 2026
- Unchanged for
- 12 days
- Since Oct 8, 2026
Every price change (117 in 2 years)
| Date | Lowest price | Change |
|---|---|---|
| Oct 8, 2026 | $1,094.99 | Up 21.7% |
| Oct 6, 2026 | $899.79 | Down 22.2% |
| Sep 20, 2026 | $1,156.63 | Up 21.8% |
| Sep 13, 2026 | $949.75 | Down 3.3% |
| Sep 2, 2026 | $981.97 | Down 3.8% |
| Aug 5, 2026 | $1,020.59 | Down 2.5% |
| Aug 1, 2026 | $1,046.80 | Up 20.3% |
| Jul 26, 2026 | $870.21 | Down 15.9% |
| Jul 25, 2026 | $1,034.19 | Down 0.4% |
| Jul 15, 2026 | $1,038.76 | Up 1.7% |
| Jul 1, 2026 | $1,021.78 | Down 12.1% |
| Jun 29, 2026 | $1,161.94 | Up 15.3% |
| Jun 19, 2026 | $1,008.08 | Down 5.3% |
| Jun 17, 2026 | $1,064.52 | Up 3.0% |
| Jun 7, 2026 | $1,033.34 | Down 2.0% |
| Jun 2, 2026 | $1,054.13 | Down 12.0% |
| Jun 1, 2026 | $1,197.45 | Up 7.9% |
| May 28, 2026 | $1,109.52 | Up 9.4% |
| May 24, 2026 | $1,013.79 | Up 3.8% |
| May 22, 2026 | $976.71 | Down 12.4% |
| May 21, 2026 | $1,115.13 | Up 6.0% |
| May 18, 2026 | $1,051.98 | Up 1.6% |
| May 9, 2026 | $1,035.75 | Down 0.5% |
| May 5, 2026 | $1,040.80 | Up 2.6% |
| Apr 9, 2026 | $1,014.21 | Up 17.1% |
| Apr 6, 2026 | $865.91 | Down 3.2% |
| Apr 5, 2026 | $894.54 | Down 17.4% |
| Mar 29, 2026 | $1,082.51 | Up 21.6% |
| Mar 23, 2026 | $890.27 | Down 25.9% |
| Mar 22, 2026 | $1,201.81 | Up 21.7% |
| Mar 21, 2026 | $987.22 | Up 2.0% |
| Mar 5, 2026 | $967.64 | Down 5.6% |
| Mar 4, 2026 | $1,024.56 | Down 4.6% |
| Mar 3, 2026 | $1,073.62 | Down 0.0% |
| Feb 22, 2026 | $1,074.03 | Up 2.3% |
| Feb 20, 2026 | $1,050.36 | Up 2.3% |
| Feb 19, 2026 | $1,027.07 | Down 5.8% |
| Feb 17, 2026 | $1,089.85 | Up 12.0% |
| Feb 13, 2026 | $973.00 | Down 4.7% |
| Feb 9, 2026 | $1,021.17 | Up 3.1% |
| Jan 31, 2026 | $990.03 | Down 8.9% |
| Jan 30, 2026 | $1,087.24 | Up 0.5% |
| Jan 25, 2026 | $1,081.56 | Up 0.2% |
| Jan 24, 2026 | $1,079.17 | Up 0.6% |
| Jan 15, 2026 | $1,073.15 | Up 14.2% |
| Jan 14, 2026 | $939.54 | Down 16.0% |
| Jan 12, 2026 | $1,119.07 | Up 1.4% |
| Jan 9, 2026 | $1,103.79 | Up 3.0% |
| Jan 2, 2026 | $1,071.83 | Up 0.3% |
| Dec 26, 2025 | $1,069.11 | Down 12.3% |
| Dec 14, 2025 | $1,219.66 | Up 13.1% |
| Dec 10, 2025 | $1,078.02 | Up 22.9% |
| Dec 9, 2025 | $877.41 | Down 20.1% |
| Dec 4, 2025 | $1,098.12 | Down 0.1% |
| Nov 28, 2025 | $1,099.70 | Up 1.6% |
| Nov 27, 2025 | $1,081.97 | Down 13.2% |
| Nov 25, 2025 | $1,246.88 | Up 10.9% |
| Nov 16, 2025 | $1,123.93 | Down 0.6% |
| Nov 7, 2025 | $1,130.56 | Up 2.4% |
| Oct 29, 2025 | $1,103.93 | Down 3.2% |
| Oct 25, 2025 | $1,140.68 | Down 9.2% |
| Oct 16, 2025 | $1,256.62 | Up 16.5% |
| Oct 13, 2025 | $1,079.06 | Down 0.8% |
| Sep 16, 2025 | $1,088.05 | Down 0.9% |
| Sep 10, 2025 | $1,097.42 | Down 0.6% |
| Sep 7, 2025 | $1,104.42 | Down 1.2% |
| Aug 20, 2025 | $1,118.37 | Up 2.2% |
| Aug 12, 2025 | $1,094.82 | Up 0.2% |
| Aug 7, 2025 | $1,092.27 | Up 16.4% |
| Jul 29, 2025 | $938.51 | Down 20.1% |
| Jul 27, 2025 | $1,173.93 | Up 1.6% |
| Jul 26, 2025 | $1,155.08 | Up 1.5% |
| Jul 22, 2025 | $1,138 | Up 24.3% |
| Jul 11, 2025 | $915.78 | Down 23.5% |
| Jul 6, 2025 | $1,197.59 | Up 0.8% |
| Jun 29, 2025 | $1,188.63 | Up 17.9% |
| Jun 23, 2025 | $1,008.43 | Down 11.0% |
| Jun 13, 2025 | $1,133.57 | Up 11.4% |
| Jun 8, 2025 | $1,017.19 | Down 10.6% |
| Jun 7, 2025 | $1,137.67 | Down 8.3% |
| Jun 2, 2025 | $1,241.31 | Up 7.0% |
| May 31, 2025 | $1,160.03 | Up 0.4% |
| May 30, 2025 | $1,155.14 | Up 0.9% |
| May 2, 2025 | $1,144.50 | Down 0.6% |
| Apr 28, 2025 | $1,151.25 | Up 3.1% |
| Mar 31, 2025 | $1,116.69 | Down 1.9% |
| Mar 28, 2025 | $1,138.46 | Down 3.6% |
| Mar 23, 2025 | $1,180.78 | Up 1.2% |
| Mar 20, 2025 | $1,167.07 | Down 2.0% |
| Mar 13, 2025 | $1,190.35 | Up 2.8% |
| Mar 11, 2025 | $1,157.99 | Up 0.1% |
| Mar 5, 2025 | $1,156.57 | Up 2.0% |
| Feb 22, 2025 | $1,133.71 | Down 7.3% |
| Feb 17, 2025 | $1,222.73 | Up 4.9% |
| Feb 15, 2025 | $1,165.11 | Down 12.8% |
| Feb 14, 2025 | $1,336.88 | Up 14.6% |
| Feb 11, 2025 | $1,167.02 | Down 10.8% |
| Feb 5, 2025 | $1,307.90 | Up 25.7% |
| Jan 31, 2025 | $1,040.15 | Down 14.4% |
| Jan 22, 2025 | $1,215.76 | Down 0.3% |
| Jan 18, 2025 | $1,219.02 | Down 11.0% |
| Jan 15, 2025 | $1,369.28 | Up 18.1% |
| Jan 14, 2025 | $1,159.87 | Down 1.8% |
| Jan 9, 2025 | $1,181.48 | Down 3.5% |
| Jan 6, 2025 | $1,224.56 | Up 3.5% |
| Jan 3, 2025 | $1,182.67 | Up 8.6% |
| Dec 29, 2024 | $1,088.54 | Up 4.0% |
| Dec 21, 2024 | $1,047.02 | Down 17.8% |
| Dec 17, 2024 | $1,273.40 | Up 6.8% |
| Dec 14, 2024 | $1,192.15 | Up 8.8% |
| Dec 7, 2024 | $1,095.23 | Down 7.7% |
| Nov 29, 2024 | $1,186.94 | Down 4.8% |
| Nov 14, 2024 | $1,247.12 | Up 4.0% |
| Nov 2, 2024 | $1,199.66 | Down 1.2% |
| Nov 1, 2024 | $1,214.13 | Up 1.0% |
| Oct 25, 2024 | $1,201.78 | Down 5.5% |
| Oct 23, 2024 | $1,271.51 | Up 7.0% |
About this product
The Sig Sauer M18 9mm with Holosun 508T is a handgun chambered in 9mm Luger, with a striker-fired action, a 3.9-inch barrel and a 17-round capacity. This listing is the patriot Brown Cerakote finish in the with red dot configuration, new. Guns ship to a licensed dealer (FFL) near you, who runs the background check and hands it over; their transfer fee is separate.
- Caliber
- 9mm Luger
- Type
- Handgun
- Action
- Striker-fired
- Capacity
- 17 rounds
- Barrel length
- 3.9 in.
- Finish
- Patriot Brown Cerakote
- Configuration
- With red dot
- Condition
- New



