Shooting Illustrated | First Look: SIG Sauer P365X RomeoZero Handgun

SIG Sauer introduces the P365X RomeoZero, the latest addition to the P365 range of pistols. Combining the 3.1-inch barrel of the original P365 with the P365XL XSeries grip module, the P365X RomeoZero features a 12-round, flush-fit magazine and a factory-installed RomeoZero red dot sight to add a new level of performance to the new model daily carry pistol.

“The SIG Sauer P365 Series pistols lead the industry in everyday transportation and continue to set the standard for delivering unprecedented capacity in a micro-compact size,” said Tom Taylor, chief marketing officer and executive vice president of commercial sales. SIG Sauer. “With the introduction of the P365X RomeoZero, everyday life is further redefined by combining the first-introduced XSeries features with the popular P365XL – including the larger handle module and XSeries trigger – with the shorter 3.1-inch barrel of the original P365 become more convenient hidden carry gun. “

The SIG Sauer P365X RomeoZero is a 9mm assault pistol that uses an XSeries P365 grip module with an integrated carrying magwell and extended beavertail. The P365X RomeoZero also features the standard 3.1-inch P365 barrel and slide with XSeries markings, a factory-installed RomeoZero micro-aperture, X-RAY3 day / night visor, and an XSeries slimline sight. Print with a 90 degree break. The P365X RomeoZero comes with two 12-round magazines, while 15-round magazines are also available separately.

The SIG Sauer Elektrooptik RomeoZero Micro Open Reflex visor is optimized for everyday concealed hand luggage pistols with slimmer slides. The visor has a robust and structured polymer body as well as a Spectracoat polymer lens system and eight user-configurable daylight levels. The RomeoZero also features MOTAC (Motion Activated Illumination System) to extend battery life, a highly efficient point source LED emitter for a sharp point that is eight times more efficient than traditional red points, and an integrated sight notch that is comparable to a standard is height P365 visor.

P365X RomeoZero Specifications:

  • Total length: 6 inches
  • Overall height: 5.5 inches
  • Overall width: 1.1 inches
  • Barrel length: 3.1 inches
  • Sight radius: 4.9 inches
  • Weight with an empty magazine: 18 ounces

RomeoZero Micro Open Reflex Visor Technical Data:

  • Overall height: 0.93 inches
  • Overall length: 1.6 inches
  • Overall width: 0.93 inches
  • Viewing window: .72 “x .61”
  • Battery: CR1632
  • Brightness adjustment: manual push button
  • Brightness settings: 8 day settings
  • Weight: 0.4 oz

For more information on the P365X RomeoZero and other SIG Sauer products, visit

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