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The GLOCK G43X and G48 share a Slimline frame, the same listed height and width, and a standard 10-round magazine capacity. The G48 is longer and heavier, with a longer barrel and sight radius. GLOCK lists one Slim Sport/Combat holster for both models, but that does not establish fit across every holster or accessory setup.

What is the difference between the G43X and G48?

The main difference is slide length. In GLOCK’s 2023 Buyer’s Guide, the G48 measures 7.28 inches overall, while the G43X measures 6.50 inches. Both are 5.04 inches high and 1.10 inches wide in that guide.

Specification G43X G48 What it means
Overall length 6.50 in. (165 mm) 7.28 in. (185 mm) The G48 is longer.
Height 5.04 in. (128 mm) 5.04 in. (128 mm) Same listed height.
Width 1.10 in. (28 mm) 1.10 in. (28 mm) Same listed width.
Barrel length 3.41 in. (87 mm) 4.17 in. (106 mm) The G48 has the longer barrel.
Sight radius 5.24 in. 5.98 in. The G48 has the longer sight radius.
Standard magazine capacity 10 rounds 10 rounds Neither has a listed standard-capacity advantage.
Weight with magazine About 18.70 oz. (530 g) About 20.74 oz. (588 g) The G48 is heavier by the listed figures.

All measurements and capacity figures in the table come from GLOCK’s 2023 Buyer’s Guide. GLOCK notes that technical specifications may change without notice, so check the current specification for the exact model before buying.

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Which model is easier to conceal?

The specifications show a longer G48 slide, but they do not establish which pistol conceals better or feels more comfortable across different people. Concealment depends on the wearer, clothing, carry position, holster and exact pistol configuration; there is no universal winner supported by the manufacturer figures.

#1 Best Overall
G48/G48 MOS Holster with Holster Comfort Foam Pad, IWB Holster for 9mm Glock 48/48 MOS Optics, Kydex Leather Hybrid Holster for Inside Waistband Concealed Carry, Right Hand, Black
  • 【COMPATIBILITY】MEIGON kydex & leather & foam padded backer hybrid holster, a premium concealed carry solution designed specifically holster for the Glock 48/ G48 MOS and G48 Rail.
  • 【OPTICS READY】Optic cut designed allowing compatible w/ most of red dot in market, providing you with the utmost flexibility in your setup.
  • 【COMFORT CARRY】MEIGON hybrid holster combines the durability of Kydex with the comfort of leather and buffer of foam padded, use foam padded design in backing, ensuring a secure and comfortable carry experience and resolve the discomfort of hard plastics and printing in carrying, fit all-day wear.
  • 【SAFETY - TIGGER GUARD】The kydex (0.08") trigger guard design provides complete coverage of the trigger effectively accidental finger insertion preventing any potential accidents.The full-length guard design can effectively prevent the gun from coming into contact with the skin.
  • 【ADJ. CANT & Ride Height】The clip was -25° to 25° degrees of angle adjustment designed.The adjustable cant and ride height allowing you to change fit and draw to your style to conceal and smooth draw firearm.

Use the measurements as a starting point: the models have the same listed height and width, while the G48 is longer and heavier. Consider how those differences work with your preferred carry position and clothing, and evaluate the specific holster setup rather than relying on a general comfort ranking.

Do the G43X and G48 use the same holster?

GLOCK’s accessory page lists a “Sport/Combat holster slim for models G43, G43X and G48,” which establishes compatibility for that named holster and those listed models. It is not proof that every third-party holster fits both pistols.

Rank #2
G48 IWB Holster Right Hand for Glock 48/MOS w/Rail/G43X MOS Pistol Holster
  • 【Full Cover Trigger, No Scratch, No Jitter】 The holsters for Glock Models 48 Silver/Black/G48 MOS w/Rail/G43X MOS full covering all access to the trigger,securely retained with minimal drag,which can avoid all possible accidents. Rounded, Hand Finished Edges,adds to a layer of comfort without digging into the body or thigh,he trigger guard is intentionally undercut to promote a higher grip on the and allow for magazine release while the firearm is fully holstered.
  • 【FIT LIKE A GLOVE WITH AN AUDIBLE CLICK】Thanks to the Adjustable Retention Screw, you can dial in perfection with a Phillips Screwdriver. The inherent positive retention “positive click SNAP”sound,ensures the firearm is secure when holstered.
  • 【Adjustable Cant & Retention Pressure】The cant settings are easily adjustable from 0 to 30 degrees. Be it appendix, strong-side, kidney carry, it allows for a perfect grip on the for Glock Models 48/48 MOS/43X MOS.
  • 【1.5’’ Belt Fit Perfect】 IWB holster belt clip is suitable for 1.5’’ belt, with hook in buttom, it stick firmly in your belt when drawing and holding.
  • IWB/OWB Mag Carrier is compatible fits virtually every 9mm/.357 Sig/.40 Double/Stack and Staggered Stack Magazine,Including but not limited to for Glock models 17,19,19x,22,23,25,26,27,28,31,32,33,34,35,37,38,39, 43x,43X MOS,48,48 MOS,for Sig P320/P365/P365 SAS/P365 SAS w/P365X/XL,for S&W M&P Compact, for S&W M&P M2.0/PLUS,for CZ P07/P10C,for H&K VP9/VP40/VP9SK,for Springfield armory XD/MOD.2/XDM/HELLCAT,for Taurus PT111 G2/G2C/G3C etc.

For any other holster, check the maker’s exact model list and configuration requirements. Do not assume a holster listed for a standard model will fit an MOS version or a pistol with a mounted light or other attachments. GLOCK describes MOS versions as having an optic cut and slim mounting rail; the company says the optic cut is non-standard and requires a compatible micro-optic. Confirm the precise pistol and attachments with the holster maker.

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What should you choose?

If the shorter overall length is the deciding factor, the G43X has the smaller listed length. If you prefer the longer barrel and sight radius, the G48 has those specifications, along with additional listed weight. Both have the same listed height, width and standard 10-round capacity, so decide based on the dimensions and holster configuration that work for you—not an assumed capacity or universal concealment advantage.

Best Value
Amberide Kydex IWB Holster for Glock Series Handguns
  • Right Hand Optic Ready: Exact-fit for Glock 48 & G48 MOS. Features a dedicated cut to easily accommodate your red dot sights.
  • Waterproof Sweat Guard: 100% waterproof Kydex completely blocks moisture, shielding your firearm from corrosive body sweat.
  • Secure Trigger Safety: Full guard coverage prevents snags. The audible Posi-Click retention ensures your weapon locks in safely.
  • Zero Printing & Adjustable: The ultra-slim profile hides easily under clothing. Adjust the cant (0-15 degrees) for your perfect draw.
  • Made in USA & 24H Support: Proudly manufactured in the United States for daily durability, backed by our 24-hour customer service team.
Rank #4
CYA Supply Co Base IWB Holster, Black, Veteran Owned, Made in USA, No Optic
  • Fits Glock 48 / Fits Glock 48 MOS (Optic Not Compatible) - No Light/Laser/Compensator Attachments
  • IWB Holster - Inside The Waistband - Easily Adjustable Retention Pressure & Carry Angle (Cant) 0-15 Degrees
  • Precision molds from CAD milled in house on our CNC. Made of .08" Thickness Boltaron Material - Belt Clip 1.5" wide - All Stainless Steel Black Powder Coat Hardware
  • Posi-Click' Audible Retention Lock System - Sweat Guard covers full length of slide
  • Made in USA - WE STAND BY OUR QUALITY: 100% Satisfaction Guarantee, No questions asked return policy, and Lifetime Warranty covering every piece of the holster — body, hardware, and belt clip.
Rank #3
FDO Industries IWB Kydex Holster Compatible with Glock 48 MOS and Glock 43X Concealed Carry - Optics in USA (Black, G48 MOS, G43X)
  • Precision Fit for Glock 48 MOS & 43X: This compatible Glock 43X holster provides a secure fit for both Glock 48 MOS and Glock 43X models. Its precision design ensures reliable retention, making it the ideal glock 43x mos holster for concealed carry enthusiasts.
  • Optics Ready Design: The compatible Glock 48 holster design accommodates red dot optics, providing seamless integration for enhanced target acquisition while maintaining a low-profile concealed carry.
  • Premium Kydex Construction: Crafted in the USA, this kydex holster glock 48 mos offers durability and precision molding, ensuring a perfect fit and smooth draw for your Glock 48 MOS or Glock 43X.
  • Comfortable Inside Waistband Fit: The Glock 48 mos holster is designed for comfort and discretion, with a sleek profile that sits comfortably inside the waistband for all-day wear.
  • Secure Concealed Carry: This g48 mos holster provides a secure fit, ensuring your firearm stays in place during movement, making it an ideal choice for those seeking a reliable conceal carry holster.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.