Ruger SP101 2.25-inch Satin Stainless Revolver, 5-Round
Video review
Expert review
About this product
The Ruger SP101 2.25-inch Satin Stainless Revolver, 5-Round is a compact, five-shot double-action/single-action revolver built for durable, no-nonsense everyday carry. Built on a solid stainless steel frame with a 2.25-inch barrel, it weighs a specific 26 ounces unloaded and measures 7.2 inches in overall length. This configuration sits at the intersection of Ruger’s legendary overbuilt engineering and the practical demands of concealed carry under most state statutes.
What is the Ruger SP101 used for?
This SP101 is engineered expressly for discreet, all-weather concealment and defensive use at conversational distances. Its primary role is as a backup or primary carry gun where reliability is non-negotiable and simplicity is an asset. The 2.25-inch barrel and 5-round cylinder trade long-range precision for a 16-ounce weight savings over full-size duty revolvers, making it effective from 0 to 15 yards where most civilian defensive shootings occur.
How does the Ruger SP101 compare to a snub-nose Smith & Wesson J-Frame?
The Ruger SP101 is a heavier, more mechanically robust option than the popular Smith & Wesson 642 Airweight J-Frame. Where the 642 weighs approximately 15 ounces, making recoil with standard .38 Special defensive loads noticeably sharper, the SP101’s solid stainless frame absorbs more energy, permitting faster, more controlled follow-up shots. It's better for shooters prioritizing shootability over absolute minimum weight, while the Smith & Wesson excels at ultimate concealment.
What does it weigh and what are the dimensions?
The revolver’s unloaded weight is 26 ounces (737 grams); it is not a featherweight, and you will feel its presence on your belt. Its overall length is 7.2 inches, with a barrel length of 2.25 inches and a cylinder width of 1.35 inches—critical numbers for holster fitment and carry geometry. This dimensional profile allows it to disappear under a light jacket or untucked shirt, bridging the gap between pocket pistols and full-size service handguns. It also has a longer overall length than our Stevens 334 rifle is wide in the stock.
Who is this NOT for?
This revolver is not for the shooter seeking high-capacity or those unwilling to dedicate 200-300 rounds to mastering its double-action trigger pull, which breaks at a consistent but deliberate 12 pounds from the factory. It’s a poor choice for a first-time gun owner seeking a soft-recoiling range toy, as the short barrel and frame transmit felt recoil more directly than a longer, heavier-barreled model. If your use case involves precise shots beyond 25 yards or volume fire, consider a semi-auto like those in our Stevens 555 Sporting lineup for clays instead.
What's in the box?
Ruger ships the SP101 with a plastic lockable case, a user manual, and a cable lock in compliance with safety storage laws. The case includes a foam insert cut specifically for the revolver and its accessories. Expect no spare speed loaders, holster, or cleaning kit; this is a packaging model designed to meet a $730.99 MSRP, not a full kit.
Is the Ruger SP101 worth it at $730.99?
At $730.99, this SP101 commands a premium over entry-level polymer-framed semi-autos, but that price buys a lifetime-serviceable tool with near-zero failure modes outside of ammunition defects. It is worth the investment if your operational parameters demand absolute mechanical certainty in adverse conditions where a semi-auto’s extractor or magazine might fail. For the price of a mid-tier Glock, you are purchasing a simpler, more durable system that will outlive you with basic maintenance.
Specs at a glance
Pros & cons
What works
- Solid stainless steel frame weighs 26 oz — provides 11 oz more recoil-damping mass than a polymer snub-nose.
- Triple-locking cylinder system ensures alignment within 0.001-inch tolerance for consistent lockup.
- Transfer bar safety is a passive, drop-safe system requiring zero user input for engagement.
Trade-offs
- Factory double-action trigger pull measures 12+ pounds — requires a dedicated 200-round break-in period to smooth.
- Fixed sights are not tritium-equipped — adds $120-$180 for professional night sight installation and fitting.
- Five-round capacity is three rounds fewer than most modern micro-compact 9mm pistols of similar size.
Key attributes
| upc | 736676057375 |
| manufacturer | Ruger / Sturm, Ruger & Co. |
| manufacturer part number | 5737 |
| action | Double / Single Action |
| atf type | Revolver |
| barrel finish | Satin Stainless |
| barrel length | 2.25" |
| caliber/gauge | .38 Special |
| capacity | 5 |
| color | Silver |
| length | 12.1000 |
| model | SP101 |
| package height | 3.8 |
| package width | 10.4 |
| product type | Revolver |
| safety | Transfer Bar |
| shipping weight | 3.05 |
| sights | Ramp Front/Integral Rear |
| sights type | FIXED |
| units per box | 1 |
| magazine included | 1 x 5-Round |
Frequently asked questions
- Is it compatible with Crimson Trace Laser Grips?
- Yes, the SP101's grip frame is compatible with several aftermarket laser grip units, including the Crimson Trace LG-105. Installation typically requires removing the factory grip panel and plastic insert, a 2-minute process with a standard hex key. Confirm model compatibility for the round-butt SP101 specifically before purchase.
- Does it fit a standard 2-inch revolver holster?
- No, it will not. The SP101's 2.25-inch barrel and specific frame dimensions require a holster molded for this exact model. A holster made for a Smith & Wesson J-frame or a Colt Detective Special will not provide proper retention or trigger guard coverage, creating a safety hazard.
- How long does shipping take to an FFL?
- Processing and shipping to your selected Federal Firearms License (FFL) holder typically takes 3-5 business days from order verification, contingent on inventory and your FFL's paperwork submission speed. We ship via UPS or FedEx with adult signature required; transit time adds 2-5 more business days depending on location.
- Does this work with .357 Magnum ammunition?
- No, it does not. This specific 2.25-inch model is chambered exclusively for .38 Special +P ammunition, as indicated by the markings on the barrel. Attempting to fire .357 Magnum cartridges, which are longer, can cause catastrophic cylinder failure and is expressly forbidden by Ruger's design specifications.