Double Action vs. Striker Fired & the Sphinx SDP

Published on August 10, 2015
Duration: 23:50

This video provides an expert-level review of the Sphinx SDP Compact, comparing its Double Action/Single Action (DA/SA) mechanism to striker-fired systems. The analysis highlights the pistol's unique three-part construction, custom-level fit and finish, and practical advantages for concealed carry, particularly appendix carry, as explained by a professional firearms instructor.

Quick Summary

The Sphinx SDP Compact, a Swiss-made 9mm handgun influenced by the CZ 75, offers custom-level fit and finish at a production price ($1,000-$1,100). Its DA/SA action with a decocker is favored for appendix carry safety due to tactile hammer feedback, and its hybrid construction balances durability and weight.

Chapters

  1. 00:00Introduction & Guest
  2. 00:31Sphinx SDP Compact Overview
  3. 01:19DA/SA Safety for Carry
  4. 04:03Sphinx SDP Construction Details
  5. 07:30Market Positioning & Quality
  6. 12:15Second Strike vs Immediate Action
  7. 13:33Appendix Carry & Vehicle Tactics
  8. 15:09Historical Context: Wonder Nines

Frequently Asked Questions

What makes the Sphinx SDP Compact unique compared to other handguns?

The Sphinx SDP Compact stands out with its Swiss-made quality, CZ 75 influence, and a unique three-part construction (steel slide, aluminum upper frame, polymer grip). It offers custom-level fit and finish at a production price point, making it a high-value option for discerning firearm owners.

Why is a DA/SA pistol with an external hammer recommended for appendix carry?

A DA/SA pistol with an external hammer, like the Sphinx SDP, offers a safety advantage for appendix carry. Placing your thumb on the hammer provides tactile feedback, helping to prevent accidental trigger snags during reholstering, which is crucial for safe concealed carry.

How does the Sphinx SDP Compact's construction affect its performance?

The Sphinx SDP Compact's hybrid construction, featuring a steel slide, aluminum upper frame, and polymer grip, balances durability with manageable weight. This design contributes to its precise tolerances and refined feel, often associated with higher-end custom firearms.

What is the recommended action for a failure-to-fire with the Sphinx SDP?

For any failure-to-fire scenario, the recommended immediate action is the 'tap-rack-bang' drill. While DA/SA pistols have a 'second strike' capability, immediate action is faster and more reliable in a critical situation than attempting a second trigger pull.

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