Last updated September 2026 · By Nick Hall, Glock shooter who has carried both the G19 and G43x across daily rotations
This article contains affiliate links. When you buy through our links we earn a small commission, and you get the best deal we can find.
Quick Answer: The Glock 43X is the better choice for daily concealed carry in 2026, slimmer, lighter, and easier to conceal under fitted clothing. The Glock 19 is the better choice for shooters who can conceal a compact (not subcompact) and want the higher capacity, longer sight radius, and better recoil management of a 4-inch barreled compact.
Both guns share the Glock manual of arms, the legendary Glock reliability, and the Marksman barrel introduced in Gen 5. The G19 holds 15+1 at 23.63 oz and 1.34 inches wide; the G43X now holds 15+1 too, at 18.7 oz and 1.10 inches wide. Glock started shipping 15-round factory Slimline magazines in 2026, so the capacity gap that used to decide this comparison has closed. What is left is five ounces and a quarter of an inch.
The biggest mistake choosing between the G19 and G43X is buying based on the spec sheet without considering carry method. If you carry IWB or AIWB with a tucked shirt, the G43X disappears better. If you carry under a jacket or untucked overshirt, the G19 carries fine and shoots better. Match the gun to your wardrobe and carry method.
Table of Contents
How we tested: Every pick here is ranked against our testing methodology. Minimum round counts, accuracy and reliability protocols, the failures that disqualify a gun. Where we have not shot a specific variant ourselves, we say so in that section.
Glock 19 vs 43x
If you’re looking for a compact, reliable handgun, the choice often comes down to two popular models: the Glock 19 and the Glock 43X. Which one is better? Sorry to sit on the fence, but it depends.
Essentially, in our humble opinion, the Glock G43x is the best concealed carry handgun, while the Glock 19 compact is a Jack of All Trades that works great for home defense and as a duty gun, and just about works as a CCW at a push.
Of course there are shared components, they look basically the same from a distance and they’re closely matched on reliability and basic function. But there are key differences between these semi automatic pistols. Mainly they focus on the size and capacity, which can make all the difference to you.
It all comes down to whether you prioritize higher round count or superior concealability.
| Specification | Glock 19 | Glock 43X |
|---|---|---|
| Overall Length | 7.28 inches (185 mm) | 6.5 inches (165 mm) |
| Barrel Length | 4.02 inches (102 mm) | 3.41 inches (87 mm) |
| Height | 5.04 inches (128 mm) | 5.04 inches (128 mm) |
| Width | 1.34 inches (34 mm) | 1.10 inches (28 mm) |
| Weight (unloaded) | 23.63 oz (670 g) | 18.7 oz (531 g) |
| Weight (loaded) | 30.18 oz (855 g) | 23.07 oz (654 g) |
| Magazine Capacity | 15+1 rounds | 15+1 factory (10+1 older stock) |
| Trigger Pull | 5.5 lbs (2.5 kg) | 5.4 lbs (2.45 kg) |
| Trigger Travel | 0.49 inches (12.5 mm) | 0.49 inches (12.5 mm) |
| Sights | Fixed or adjustable (varies) | Fixed (standard) |
| Frame Material | Polymer | Polymer |
| Slide Material | Steel | Steel |
| Safety Features | Trigger safety, firing pin safety, drop safety | Trigger safety, firing pin safety, drop safety |
Key Differences:
- Size and Weight: The Glock 19 is larger and heavier than the Glock 43X, which is more compact and lighter for easier concealment.
- Magazine Capacity: The Glock 19 has a higher magazine capacity (15 rounds) than the Glock 43X (10 rounds).
- Barrel Length: The Glock 19 features a longer barrel (4.02 inches) than the Glock 43X (3.41 inches), which significantly affects accuracy and velocity.
- Width: The Glock 43X is slimmer (1.10 inches) than the Glock 19 (1.26 inches), making it more suitable for concealed carry.
Key Specifications Comparison
Barrel Length and Overall Length
The Glock 19’s barrel length is 4.02 inches, with an overall length of 7.28 inches. In contrast, the Glock 43X has a shorter barrel length of 3.41 inches and an overall length of 6.5 inches. This difference in size makes the Glock 43X more suitable for concealed carry, while the Glock 19 offers a slight edge in accuracy and muzzle velocity due to its longer barrel. That also means less felt recoil.
Weight and Dimensions
The Glock 19 is heavier, weighing in at 23.63 ounces unloaded, compared to the Glock 43X’s 18.7 ounces. The dimensions of the Glock 19 (5.04 inches in height and 1.26 inches in width) mean it’s bulkier than the Glock 43X, which stands at 5.04 inches in height but is only 1.10 inches wide. These size differences give the Glock 43X a reak edge with concealment. It sounds like a minor difference, but it’s more significant than you think.
The G19 is right on the limit for most people as a CCW. It’s plain too big for a lot of folks to comfortably carry and others make adjustments in terms of holster position or even a tactical bag in order to hold this chunky little gun. But if you just don’t like to compromise, then the G19 might be too big for your IWB.
Magazine Capacity
This used to be the whole argument, and it is not any more. The Glock 19 has always held 15+1. The 43X held 10+1, and the only way to match the 19 was a Shield Arms S15 magazine plus a steel magazine catch to replace the factory polymer one.
Glock now sells a 15-round factory Slimline magazine for the 43X. It uses a metal double-stack body built to work with the standard polymer magazine catch, so nothing needs swapping and current guns ship with it. Older stock still ships 10-rounders, so read the listing before you buy.
That matters more than it sounds. Capacity was the one category where the 43X had no answer, and it is the reason a lot of people bought the 19 instead. On current production both pistols hold 15+1, and the comparison comes down to five ounces of weight and a quarter of an inch of width. If you are looking at an older 43X on a shelf, the 10-round magazine is still a real difference; on a new one, it is not.
Trigger Mechanism and Safety Features
Both the Glock 19 and Glock 43X feature Glock’s Safe Action System, which includes a trigger safety, firing pin safety, and drop safety. The trigger pull weight is similar, with the Glock 19 at 5.5 lbs and the Glock 43X slightly lighter at 5.4 lbs. Both models provide a consistent and reliable trigger experience that feels basically the same.
Performance and Accuracy
In terms of performance, the Glock 19’s longer barrel provides a slight advantage in accuracy and velocity, which can be beneficial for target shooting and longer-range. However, the Glock 43X’s performance is solid for its size, offering reliable accuracy and control in a more compact package. You do lose long range accuracy with a chopped down barrel, but at defensive distances you will struggle to separate them.
Which Glock 19 Are You Actually Buying?
“Glock 19” is no longer one gun on a shelf, and the price spread gives it away before the spec sheet does. Across the retailers we track there are three different Glock 19s in stock right now, about $150 apart.
- Gen 4, from about $470. Discontinued stock. Glock stopped shipping Gen 3, 4 and 5 models after 30 November 2025, so what is left is what dealers still hold. Finger grooves, older trigger, no optics cut. A lot of gun for the money if you do not want a red dot.
- Glock 19 V, from about $539. The V Series that replaced the Gen 5 line in December 2025. Front slide serrations, an ambidextrous slide stop and a magazine catch you can reverse yourself. Marked with a V on both slide and frame.
- Gen 6, from about $620. The newest, and the only Glock 19 with a factory optics cut. If you intend to run a red dot, this is the one that does not need a machine shop.
The 43X side is simpler. The base gun runs about $448 and the optics-ready MOS version about $484. Both are Slimline, and Slimline was explicitly excepted from the generation cutover, so the 43X you buy today is the same pistol it was last year apart from the magazine that comes with it.
That changes the honest answer depending on budget. At $470 a Gen 4 Glock 19 undercuts a base 43X while giving up concealability. At $620 a Gen 6 costs $170 more than the 43X and buys an optics cut the base 43X does not have, though the 43X MOS does have one at $484. Compare the guns you can actually buy, not the two names.
Pros and Cons of Glock 19
Pros:
- Higher magazine capacity (15+1 rounds)
- Longer barrel for improved accuracy and reduced felt recoil.
- Versatile for various applications
Cons:
- Heavier and bulkier, which may affect concealability
- Less comfortable for extended concealed carry
Pros and Cons of Glock 43X
Pros:
- Slim and lightweight, ideal for concealed carry
- Easier to carry discreetly and comfortable for long periods
- Reliable performance in a compact package
Cons:
- Lower magazine capacity (10+1 rounds)
- Shorter barrel may slightly affect accuracy and it is snappier, but not much.
Which Glock is Best for You?
If you need a versatile handgun with a higher capacity and don’t mind the extra bulk, the Glock 19 is an excellent choice. However, if you want ease of concealment and a lighter weight for everyday carry, the Glock 43X is the better option.
Other Options
The Glock 17 is the full frame handgun that offers an even longer barrel than the Glock 19, while there are a few options for concealed carry. The G43 and G48 are both single stack magazine handguns with slimline grips and they’re basically the skinner versions of these two guns here. The Glock 26 is also a great choice.
You can see more handguns here:
Frequently Asked Questions
Is the Glock 19 or Glock 43X better for concealed carry?
The 43X is thinner and lighter, making it easier to conceal, and on current production both pistols hold 15+1 because Glock now ships a 15-round factory Slimline magazine. Older 43X stock still ships 10-round magazines, so check the listing. With capacity level, the choice comes down to five ounces and a quarter of an inch of width: for deep concealment the 43X, for shootability the Glock 19.
How many rounds does the Glock 43X hold?
15 with the current factory magazine. Glock introduced a 15-round Slimline magazine with a metal double-stack body that works with the standard polymer magazine catch, so no parts swap is needed. Older guns shipped a 10-round magazine, and Shield Arms S15 magazines were the way to reach 15 before the factory option existed.
Is the Glock 43X thinner than the Glock 19?
Yes. The 43X is a single-stack-width frame (1.10 inches) versus the Glock 19 double-stack (1.26 inches). The difference is noticeable when carrying appendix or against the body.
Which Glock has less recoil, 19 or 43X?
The Glock 19 has less felt recoil due to its heavier weight and thicker grip. The 43X is snappier because it is lighter. Both are manageable in 9mm. Practice compensates for the difference.
Can I use Glock 19 magazines in a Glock 43X?
No. The Glock 43X uses a different, slimmer magazine than the Glock 19. They are not interchangeable. The 43X uses single-stack-width mags while the 19 uses double-stack.
Which is more accurate, Glock 19 or 43X?
The Glock 19 is slightly easier to shoot accurately due to its longer sight radius and heavier weight. But both are accurate enough for defensive use. The difference is minimal for most shooters.
Should I buy a Glock 19 or 43X for my first gun?
The Glock 19 is the better first gun. It is easier to shoot well, holds more rounds, and has more aftermarket support. The 43X is better as a second gun dedicated to concealed carry.
Are Shield Arms S15 magazines reliable in the 43X?
Yes, with the metal magazine catch they require, and we have run them without trouble. They matter less now: Glock's own 15-round Slimline magazine reaches the same capacity with no catch swap at all. If you already run S15s there is no reason to change, but a new 43X does not need them. Run 200 rounds through any carry magazine before trusting it.
6,216+ Gun & Ammo Deals
Updated daily from 200+ top retailers. Filter by category, caliber, action type, and price.