I have more than 160 posts with the tag “Guns,” from the April 2020 post on what is the best gun for preppers to a recent post on rising ammo prices, but I’ve never written about PDWs. So let’s define the PDW and then address whether it plays a role in your prepper armory.
PDW stands for “Personal Defense Weapon,” which is a pretty broad term. In WWII, the M1 carbine was developed, and it is generally acknowledged as the first PDW. It was a handy weapon that was lighter and easier to carry than the Garand battle rifle, yet held more ammo and had more stopping power than the standard sidearm. It was intended for personnel who were not on the front line, like artillerymen and truck drivers, to use in case they were attacked. Because of their smaller size and portability, the M1 Carbine became popular with some paratroopers and other front-line troops.
Historically, a key to what makes a weapon a PDW is size, convenience, and being more powerful than a pistol. Today, that term has grown and evolved. It often means guns that look like or fill the role of a submachine gun, because most civilians cannot afford submachines guns due to the National Firearms Act and the 1986 Machine gun ban.
Another criteria is that PDWs fire a smaller cartridge than the main battle rifle. Popular today are the 9mm or the 5.7×28. Although PDWs can be found in other calibers, those are in the minority.
If the M1 Carbine was introduced today, it would probably be considered a pistol-caliber carbine, or PCC. PCCs are by definition carbines (shorter and lighter than a battle rifle) that shoot 9mm, 10mm, .45 and other cartridges traditionally found in pistols.
The Line Blurs
I have a CMMG Banshee, a 9mm AR-style weapon with five-inch barrel and a pistol brace. That makes it a pistol. If I were to legally replace the pistol brace with a stock, the ATF would then consider it a short-barreled rifle, but in the eyes of most gun owners, it would be a pistol caliber carbine, not a rifle. Either way, it meets the definition of a PDW.
Since the line between the PDW, the PCC, and the braced pistol is blurry and may have some overlap in terms of what name we assign it, let’s reframe the question:
QUESTION: Do small, lightweight weapons that are larger than pistols but smaller than rifles have a place in your prepper armory?
ANSWER: Yes, in most cases. Let me explain my thinking so you can come up with your own decision.
The Explanation
In a serious confrontation with a hostile force, you want to be armed with a long gun due to its stopping power. Since most of us cannot walk around carrying a rifle, we wear a pistol, often a compact or sub-compact concealed-carry pistol. That puts us at a deficit if the bad guys show up with rifles.
For example, maybe you are in the wrong place at the wrong time and an Iranian sleeper cell shoots up the hotel lobby with their AKs while you are waiting to meet a friend. Maybe you are in a bank and a crew that looks like they are from the movie Heat shows up armed to the teeth and robs the place, shooting a few customers for good measure. Maybe you are tending the herd after the SHTF and two poachers armed with AR15s show up to steal a goat. If all you have is a pistol, then you are out-gunned and they have an advantage. Your best choice might be to do nothing.
The PDW closes that gap while maintaining a degree of concealability and portability most rifles lack. Your PDW gives you more capacity than a concealed carry pistol in an easier-to-shoot platform. In the case of my Sub 2000, the longer barrel makes those rounds hit faster and harder than they will out of a pistol. In most PDWs and PCCs, you can shoulder the gun for added stability, increasing your chance of making good hits on the target. A PDW is still a compromise, but it is better than a pistol.
Concealability
The PDWs advantage over a rifle is its concealability. You can discreetly carry it in places where a battle rifle is not welcome.
Both my PDWs can be carried in a backpack. The Banshee lives in my Vertex Gamut 26 backpack. The Sub 2000 has been carried in many different backpacks and spent many of my work years in a Zero Halliburton briefcase. It has even ridden tucked away in the pocket behind the front seat of my old Dodge pickup.
In a civilized world where the rule of law still exists (most of the time, at least) the PDW allows you to have some rifle-like qualities in a gun that is relatively easy to conceal, even if it cannot be drawn immediately. In a scenario where you need your PDW, you either take cover and remove it from its pack, or you use covering fire from your pistol to buy yourself time to draw it.
PDWs that are Based on Pistols
Some PDWs are little more than large-frame pistols with arm braces, either like my AR pistol or a more traditional pistol, like a Sig P432-FLUX Legion. They can be carried in holsters or under an arm, giving you a more rapid draw than a backpack, but the stock still needs to be flipped out or extended.
Speaking of pistols, one advantage of a properly matched pistol and PDW combination is that they use the same ammo and the same magazine. So a spare mag from one can feed the other. That’s not an option when you are carrying a rifle that shoots 5.56 and a 9mm pistol.
If you expect to be somewhere that the concealability and power of a PDW might come in handy, then yes, a PDW belongs in your prepper armory. I would still get a pistol for concealed carry and a rifle for post-SHTF defensive use, but that PDW would fill the gap between the two.
Right now, I carry a second pistol when I visit the city. If violence grows worse, a PDW might be a better option. It might also be ideal if you live in a city where things are on edge, but haven’t crashed yet. When all hell breaks loose, you can break it out and give yourself a fighting chance.
PDW Uses
Another use for a PDW is as a car gun. My car gun changed from a .308 battle rifle selected because it can penetrate cars to a streamlined AR15-style rifle that is lightweight while still being deadly. But when I cross state lines, I often take my Banshee because it is considered a pistol. My CCW allows me to carry it concealed in my vehicle to neighboring states where it could be illegal if I were to cross a state line with a full-size rifle or PCC in my back seat. The Banshee’s short barrel also makes it easy to fire from a vehicle and it is easier to fire one-handed than the Sub 2000 or a rifle.
Another use for PDWs is to arm family or team members who do not have a rifle or are not front line-fighters. Likes those truck drivers in WWII who were issued the M1 Carbine, they might need a weapon to protect the home, but they don’t want lug around a heavy battle rifle. A PDW or PCC fills that niche.
Finally, if you are bugging out on foot, the PDW might be a good option because it is lighter and easier to carry than a full size rifle. Your objective during a bug out is to arrive safely at your destination, preferably without firing a shot; a PDW gives you the ability to be pretty well armed without looking like you just walked off the battlefield. It also simplifies logistics if everyone is armed with a 9mm pistol and/or a 9mm PDW or PCC because you just need one kind of ammunition. And let’s face it: ammo is heavy.
PDW versus Shotgun
In the earlier articles on firearms for preppers, I listed shotguns as a good choice for preppers. If I were building my prepper armory in 2026, I would buy a PDW before a shotgun unless I lived in an area where hunting waterfowl or other game require a shotgun. Yes, I think a shotgun is a good home-defense weapon. I keep one with a mounted light beside my bed, but I rarely take it with me when I leave the house, and that is a key difference.
The shotgun is everything the PDW is not: heavy and awkward to fire from a vehicle with limited ammo capacity. Its range is also limited. The shotgun, however, has stopping power. A well-aimed shot of either 00 buck or a slug should end the fight, plus the intimidation factor of a shotgun is greater than PDW. Additionally, the shotgun is superior at knocking out drones.
The shotgun is everything the PDW is not: heavy, awkward to fire from a vehicle, has limited ammo capacity, and its range is limited. The shotgun, however, has stopping power. A well-aimed shot of either 00 buck or a slug should end the fight, plus the intimidation factor of a shotgun is greater than PDW. Additionally, the shotgun is superior at knocking out drones.
I guess the best answer is to have both and use the shotgun for specific tasks for which it is best suited. Because when you need a shotgun, there is often no viable alternative. But consider a PDW if you are looking to expand your arsenal. There are more options and varieties available now than ever before.
