SIG Sauer Pistols
SIG Sauer P365-FUSE
Specs, variants & prices
SIG Sauer currently offers the P365-FUSE pistol, all chambered in 9mm Luger. Retailers carry 12 factory configurations, and you'll find every one in the table below. Barrels run from 3.7" to 4.3". Of the 12 versions, 4 use SIG's SIG-LOC optic mounting system; 4 are milled for Shield RMSc-pattern dots; 2 are optics-ready; one uses SIG's SIG-LOC optic mounting system, with a factory ROMEO-X SIG-LOC COMPACT Equipped, Black Serrated Rear, Fiber Optic Front installed; and one uses SIG's SIG-LOC optic mounting system, with a factory ROMEOX COMPACT SIG-LOC with XRAY3 Day/Night Sights installed. SIG Sauer's suggested retail prices run from $719.99 to $949.99, and stores set their own prices from there.
What versions of the SIG Sauer P365-FUSE are there?
12 current versions. Specs and measurements are SIG Sauer's own.
P365-FUSE
2x 21rd, 1x 17rd magazines
- Optics
- SIG-LOC
- Model / part #
- 365XF-9-BFO
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 4.3"
- Overall length
- 7.2"
- Weight
- 23.1 oz
- Finish
- Nitron
- MSRP
- $799.99
- Status
- Current
P365-FUSE
3x 10rd magazines
- Optics
- SIG-LOC
- Model / part #
- 365XF-9-BFO-10
- Caliber
- 9mm Luger
- Capacity
- 10
- Barrel
- 4.3"
- Overall length
- 7.2"
- Weight
- 23.1 oz
- Finish
- Nitron
- MSRP
- $719.99
- Status
- Current
P365-FUSE
2x 21rd, 1x 17rd magazines
- Optics
- SIG-LOC
- Model / part #
- 365XF-9-BFO-MS
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 4.3"
- Overall length
- 7.2"
- Weight
- 23.1 oz
- Finish
- Nitron
- MSRP
- $819.99
- Status
- Current
P365-FUSE
2x 21rd, 1x 17rd magazines
- Optics
- RMSc cutROMEO-RS Equipped, Fiber-optic Front, Black Serrated Rear installed
- Model / part #
- 365XF-9-BFO-RS
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 4.3"
- Overall length
- 7.2"
- Weight
- 24.8 oz
- Finish
- Nitron
- MSRP
- $919.99
- Status
- Current
P365-FUSE
2x 21rd, 1x 17rd magazines
- Optics
- SIG-LOCROMEO-X SIG-LOC COMPACT Equipped, Black Serrated Rear, Fiber Optic Front installed
- Model / part #
- 365XF-9-BFO-RXSL
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 4.3"
- Overall length
- 7.2"
- Weight
- 24.8 oz
- Finish
- Nitron
- MSRP
- $919.99
- Status
- Current
P365-FUSE COMP
2x 21rd, 1x 17rd magazines
- Optics
- RMSc cut
- Model / part #
- 365XF-9-COMP
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 3.7"
- Overall length
- 7.2"
- Weight
- 25.4 oz
- Finish
- Nitron
- MSRP
- $949.99
- Status
- Current
P365-FUSE COMP
3x 10rd magazines
- Optics
- RMSc cut
- Model / part #
- 365XF-9-COMP-10
- Caliber
- 9mm Luger
- Capacity
- 10
- Barrel
- 3.7"
- Overall length
- 7.2"
- Weight
- 25.4 oz
- Finish
- Nitron
- MSRP
- $949.99
- Status
- Current
P365-FUSE COMP
2x 21rd, 1x 17rd magazines
- Optics
- SIG-LOCROMEOX COMPACT SIG-LOC with XRAY3 Day/Night Sights installed
- Model / part #
- 365XF-9-COMP-RXSL
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 3.7"
- Overall length
- 7.2"
- Weight
- 25.4 oz
- Finish
- Nitron
- MSRP
- $919.99
- Status
- Current
P365-FUSE COYOTE
2x 21rd, 1x 17rd magazines
- Optics
- SIG-LOC
- Model / part #
- 365XF-9-CFO
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 4.3"
- Overall length
- 7.2"
- Weight
- 23.1 oz w/ Magazine
- Finish
- Coyote Cerakote
- MSRP
- $799.99
- Status
- Current
P365-FUSE FREEDOM BRONZE
1x 17rd, 2x 21rd magazines
- Optics
- RMSc cut
- Model / part #
- 365XF-9-FBZXR3
- Caliber
- 9mm Luger
- Capacity
- 17/21
- Barrel
- 4.3"
- Overall length
- 7.2"
- Weight
- 23.1 oz w/ Magazine
- Finish
- Bronze Cerakote with FREEDOM Engraving
- MSRP
- $799.99
- Status
- Current
P365 Fuse 9mm Pistol
2x 21rd, 2x 17rd magazines
- Optics
- Optic-ready
- Model / part #
- 365XF-9-CFO-2A
- Caliber
- 9mm Luger
- Capacity
- 21
- Barrel
- 4.3"
- Overall length
- —
- Weight
- 23.1 oz
- Finish
- Coyote
- MSRP
- —
- Status
- —
P365 Fuse Optic Ready 9mm Pistol
2x 21rd, 1x 17rd magazines
—- Optics
- Optic-ready
- Model / part #
- 365XF-9-GFO
- Caliber
- 9mm Luger
- Capacity
- 21
- Barrel
- 4.3"
- Overall length
- —
- Weight
- 23.1 oz
- Finish
- Green
- MSRP
- —
- Status
- —
What calibers does the P365-FUSE come in?
Every current version is chambered in 9mm Luger.
Is the P365-FUSE optics-ready?
Of the 12 versions, 4 use SIG's SIG-LOC optic mounting system; 4 are milled for Shield RMSc-pattern dots; 2 are optics-ready; one uses SIG's SIG-LOC optic mounting system, with a factory ROMEO-X SIG-LOC COMPACT Equipped, Black Serrated Rear, Fiber Optic Front installed; and one uses SIG's SIG-LOC optic mounting system, with a factory ROMEOX COMPACT SIG-LOC with XRAY3 Day/Night Sights installed. Some of these optics details come from a retailer listing rather than from the maker.
How much does a SIG Sauer P365-FUSE cost?
SIG Sauer's suggested retail prices run from $719.99 to $949.99, depending on the version. Tap “See prices” next to any version to see what retailers are asking.
Can you buy one in California or Massachusetts?
California and Massachusetts each keep their own list of handguns approved for sale, and a gun has to be on it before a dealer there can sell it to you. State rules change, so check our California and Massachusetts pages before you buy.
What's the latest on the P365-FUSE?
Nothing new on the P365-FUSE lately.
Specs from SIG Sauer, checked October 22, 2026 (source). SIG Sauer doesn't publish part numbers or UPCs, so those, along with the list of factory configurations, come from retailer listings. Each deals page links to its source. Spot a mistake? Let us know and we'll fix it. SIG Sauer is a trademark of its owner, listed for identification only. Firearms Almanac isn't affiliated with SIG Sauer.