Gun sizes

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I've read that a Ruger GP is about the same size as a Smith 686 (L frame)? The Ruger Security/Service/Speed Six is described as a tad smaller than a GP (but bigger than a SP), and a Smith M19 (K frame) is described as a tad smaller than a 686 (but bigger than a J frame), so it stands to reason that the Sixes are comparable in size to the K frames? Yet, I just saw a clip on youtube where they were comparing the Security Six to a 686 and they looked pretty much identical in size. Can someone clarify how these guns stack up in size? Much obliged.
 
The problem with comparing revolver "sizes" is that barrel length, grips and cylinder capacity more less determine how big the gun seems. I have N-frame Smiths that are easier to carry than some of my K-frames, which have smaller frames but more barrel. Combining a small grip, short barrel and a 5 shot cylinder will make for a small looking gun on almost any frame.
 
A quick way to determine "size" is to learn which speed loader each gun takes; that at least gives you cylinder diameter and SOME compatibility with holstering, etc.

A GP 100 and 586/686 take the same speed loader.

Memory serves me correctly, a K-frame and Security Six take the same speed loader.

A Python has the same dimensions as the 586 and takes a similar sized speed loader.

A Police Positive/Detective Special takes a different speed loader than all of the above, albeit being slightly smaller than the K-frame.
 
The K frame S&W revolvers were essentially the same size as the Ruger Speed and Security Six. Most of the time you can use the same holster with equal barrel length.

Smith N frames are larger, and compare with the Redhawk from Ruger.

The Colt Python splits the difference in size and was the first to offer the full length ejector housing. The S&W 586/686 series is Smiths answer as is the Ruger GP-100. All 3 are very close in size.

The Smith J frames are much smaller. The Ruger SP-101 is much larger and heavier than a J frame, almost as large as a K frame or Speed Six. I never saw the point in the SP's. I'd just as soon by a K frame or Speed and get 6 shots instead of 5.
 
I agree with jmr40 when it comes to the SP 101 although I'll admit it handles .357s better than any of the other small frames. I consider the SP 101 close in dimensions to the Colt D Frames, i.e. the Detective Special.

And again, yes, the Smith L Frames basically duplicate the Colt I Frames and were made to be compatible to police leather for those who were using a Python but wanted a cheaper alternative. When it comes to HKS speed loaders I've used the Python and "586" models interchangeably.
 
"Size" is all about frame size. It is defined by the weight, caliber and pressure that a frame can handle.

The overall size of a gun is a combination of barrel size, grip and frame size.

The term "size" will often be directly related to the portability of a revolver. A J frame can fit in a pocket. A K frame is a light handy IWB or thin OWB holster. Going to L or N is big enough to be hard to CCW at all, but still possible.
 
The largest producer of DA revolvers in the US is no doubt S&W. Their Model 10 (M&P) has been in production since 1899. Because of this long history I think Smith & Wesson frame sizes have become the standard against which others are compared.

When most people say "medium frame" they are taking about the K-frame S&W, a 6-shot revolver. Colt's D-frame (the Detective Special) is also a 6-shot but is a little smaller than the K-frame S&W, while the 5-shot J-frame S&W is smaller than the D-frame Colt. Colt's Officer's Model/Trooper/Python frame size (their Model 0 if I remember correctly) is a little bigger than the K-frame Smith and was nearly matched in the early 1980s when Smith introduced their L-frame.

In the early 1970s when Ruger introduced the Security series of DA revolvers they were immediately compared to the K-frame Smiths, particularly the M19. Someone on YouTube saying the Security Six is the same as a 586 doesn't make it so. Most people think the GP-100 is the Ruger model that is the closest to the L-frame S&W.

Dave
 
Dave T, oopsy, Python is an I frame; the O frame is the 1911--and then there's the J frame that includes the later Troopers/King Cobras.
 
Ed, you're absolutely correct! (smile) I knew "O" didn't sound right but I couldn't look it up at the time and was depending on my 65 year old memory. These days that often doesn't work. (LOL)

Dave
 
While we are on the subject may I ask of a size of Dan Wesson (Models 14 and 15)? I've heard they are same size as S&W L-frame, but I never handled a DW revolver... Can the owners of both confirm? Thanks.
 
The SP101 is just a smidge bigger than a J frame and a D-frame Colt has about the same size frame as a SP with a bigger cylinder but the SP is is thicker throughout.
The K frame and Six series Rugers are about the same size but the Ruger is little heavier, the Dan Wesson small frame is nearly the same size. The L frame and the GP100 are again about the same size with thr Ruger being just a little thicker in most places. The colt Python and King Cobra are in between a K and L frame size.
The problem a lot of people have with this is there's not really a huge difference from top to bottom with all the med frame 357s.
Oh, I forgot. The shelves at the LGS are empty. Duh.
If you're near Wichita Ks I can help.

 
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