Independent field journal · Practice, evidence, judgmentIssue No. 01 / Summer 2026
KGKNOWN GROUNDClarity and capability in a contested world
Newsletter
Interactive research

Compare like with like.

Start with a product family, then choose two records. Differences, sources, and documentation gaps stay visible.

Step 1

Choose what you are comparing

Compare factory optic-ready pistol configurations.

Step 2

Select two duty pistols

Step 3

Review the differences

“Not documented” means Known Ground has not verified that field. It is not a zero, “none,” or compatibility claim.

Side-by-side comparison of 92X RDO and APX A1 Full Size RDO
AttributeBeretta92X RDOSpecs checked Jul 23, 2026BerettaAPX A1 Full Size RDOSpecs checked Jul 23, 2026
Typical priceNot documentedNot documented
Weight33.3 oz unloaded29.0 oz unloaded
Overall dimensions8.5 × 1.5 × 5.4 in7.5 × 1.3 × 5.6 in
Product formatpistolpistol
Mount / compatibilityBeretta 90 Series RDO plate systemBeretta APX A1 RDO plate system
Catalog statuscurrentcurrent
Accessory railMIL-STD-1913Three-slot Picatinny rail
ActionDouble-action/single-actionStriker-fired
BackstrapsNot documentedThree interchangeable sizes
Barrel length4.7 in4.25 in
Caliber9×19 mm9 mm
Capacity18 rounds; 10, 15, or 17-round configurations17 rounds
ControlsAmbidextrous slide-mounted decocker/safety or decocker-only, by modelReversible magazine release
FinishNot documentedBlack nitride slide
FrameAluminum Vertec framePolymer with serialized removable chassis
GripVertec panels with wraparound grip includedNot documented
Operating systemShort recoil with falling locking blockNot documented
Optics interfaceBeretta 90 Series RDO plate systemBeretta APX A1 RDO plate system
SafetyAutomatic firing-pin blockNot documented
SightsRemovable front and rear sightsThree-dot iron sights
SlideSteel RDO slideOptics ready with front and rear serrations
Editorial context

Choose by use case, not scoreboard.

92X RDO: Factory RDO configuration.

APX A1 Full Size RDO: Factory RDO configuration.