Sig Sauer P938
The Sig Sauer P938 is one of the more distinctive carry pistols on the market — a true subcompact built on a scaled-down 1911 single-action operating system, chambered for 9mm with 6+1 or 7+1 capacity. The 1911-style controls, manual thumb safety, and crisp single-action trigger make the P938 the choice for 1911 shooters who want their familiar controls in a deeply concealable carry package. Impact Guns carries the Sig Sauer P938.
Read our full Sig Sauer P938 Buying Guide ↓
A True 1911-Style Subcompact
The P938 isn’t a striker-fired pistol with 1911 styling — it’s a true single-action design with a hammer, thumb safety, and trigger feel that mirrors the larger 1911 platform. For shooters who carry larger 1911s and want their carry pistol to feel familiar, this matters. The trigger breaks at a crisp 3-4 lbs (typical of 1911-style guns), the thumb safety works the same way (up = safe, down = fire), and the manual of arms transfers directly from a Government Model to the P938. Most modern subcompact 9mms are striker-fired with different operating logic; the P938 keeps the 1911 family resemblance.
P938 vs. P238
The Sig P238 is the P938’s smaller .380 ACP sibling — same operating system, smaller frame, .380 ACP chambering. The P938 stepped the platform up to 9mm in a frame only marginally larger. For shooters who want 1911-style controls in a carry pistol and 9mm caliber, the P938 is the appropriate choice; the P238 covers shooters who prefer the lighter recoil of .380 in the same operating system. Most carriers prefer the 9mm P938 today — modern 9mm defensive ammunition has narrowed the comfort gap that historically favored .380 in compact carry guns.
Cocked-and-Locked Carry
The P938 carries cocked-and-locked — hammer back, manual safety engaged — just like a 1911. This is the design’s intent and the proper carry method. For shooters new to 1911-style operation, cocked-and-locked appears strange (the visible cocked hammer feels concerning) but it’s the safest and fastest carry mode: the trigger pull is crisp and short, the manual safety prevents discharge until intentionally disengaged, and the firing stroke is the simple thumb-down-and-press familiar to 1911 shooters. Training time on the manual safety is the requirement.
Capacity and Magazine Options
The P938 ships with a 6-round flush-fit magazine and is available with extended 7-round magazines for carry-with-spare-capacity or for shooters who prefer the extra round on board. The flush 6-round magazine maintains the compact concealed dimensions; the 7-round extends grip slightly and improves grip purchase for many shooters. Both magazines are standard accessories; many P938 owners carry the flush-fit in the gun and the 7-round as a spare on the belt.
Frequently Asked Questions
Is the Sig P938 a 1911?
The P938 is built on the 1911 single-action operating system with a manual thumb safety and hammer-fired design — the same control logic as a full-size 1911 in a subcompact 9mm package. It’s not a 1911 in the classic sense (the 1911 is a specific .45 ACP platform), but it’s a 1911-style subcompact that feels familiar to 1911 shooters.
Can I carry the Sig P938 cocked and locked?
Yes — that’s the design’s intended carry mode. Hammer back, manual safety engaged, ready to draw and disengage the safety on presentation. This is the same carry mode used with 1911 pistols and is the safest and fastest mode for the P938’s operating system.
How does the P938 compare to the Sig P365?
The P365 is striker-fired, holds 10-12 rounds, and uses different operating logic. The P938 is single-action with a manual safety and holds 6-7 rounds. Different design philosophies: P365 for high-capacity modern carry, P938 for shooters who want 1911-style operation in subcompact size. Many shooters prefer the P365 for capacity advantages; the P938 retains a loyal following among 1911 carriers.
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