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Glock 45 vs Glock 19 Gen 4

Glock 45	Glock 19 Gen 4

Category
Handguns	Handguns
Brand
Glock	Glock
Price
$599 - $699	$450 – $650
Description
The Glock 45 is a compact crossover Gen5 pistol that pairs a full-size G17 frame with a compact G19-length slide, delivering 17+1 round capacity, superior controllability, and the latest Gen5 enhancements — purpose-built for law enforcement, duty carry, and home defense.	The Glock 19 Gen 4 is a compact and highly respected 9mm pistol known for its balance of firepower, accuracy, and manageable size. Designed for versatile use, it delivers quick handling without sacrificing magazine capacity.
Specifications
caliber: 9x19mm (9mm Luger) capacity: 17 rounds (standard); 19, 24, 31, 33 optional barrel_length: 102 mm \| 4.02\" overall_length: 174 mm \| 6.85\" height: 139 mm \| 5.47\" width: 32 mm \| 1.26\" weight_unloaded: 21.73 oz (without magazine) weight_loaded: 30.34 oz (with loaded magazine) action: Safe Action® (Striker-Fired) frame: Polymer with Picatinny rail and flared magwell finish: nDLC coated black slide and barrel sights: Fixed white dot front and rear (standard)" grip: Full-size G17 frame, no finger grooves, modular beavertail backstrap system barrel: GLOCK Marksman Barrel (GMB) trigger_pull: ~5.5 lbs slide_stop: Ambidextrous magazine_catch: Reversible and enlarged	Caliber: 9 mm Luger System: Safe Action® System Magazine Capacity: Standard: 15 rounds Optional: 17 / 19 / 24 / 31 / 33 / 10 rounds Barrel Length: 102 mm (4.02 in) Trigger Pull: 28 N Weight: Without magazine: 600 g (21.16 oz) With empty magazine: 670 g (23.63 oz) With loaded magazine: 855 g (30.16 oz) Overall Length: 185 mm (7.28 in) Slide Length: 174 mm (6.85 in) Overall Width: 32 mm (1.26 in) Height (incl. magazine): 128 mm (5.04 in) Frame Material: Polymer frame Grip System: Modular Beavertail Backstrap System
Pros
Exceptional reliability — thousands of rounds without malfunction reported by users Full-size G17 grip offers outstanding control and 17+1 round capacity Compact G19 slide aids maneuverability and reduces muzzle flip Gen5 GLOCK Marksman Barrel (GMB) delivers improved accuracy Flared magwell enables faster, more reliable magazine changes nDLC finish provides superior corrosion and scratch resistance Ambidextrous slide stop and reversible magazine catch for left-handed shooters Extensive aftermarket ecosystem — sights, triggers, lights, holsters Modular beavertail backstrap system fits a wide range of hand sizes Compatible with G19 holsters for broad carry options	Compact and versatile design suitable for carry and home defense Strong magazine capacity for a mid-size handgun Customizable grip fit with modular backstrap system Reversible magazine catch supports left- and right-handed shooters Reliable Safe Action System with consistent trigger operation Widely supported aftermarket for upgrades, holsters, and magazines Proven Glock durability and dependability
Cons
Full-size grip makes it harder to conceal than the G19 or Slimline models Available only in 9mm — no caliber options Standard factory sights are basic; most users upgrade to night sights or a red dot No manual safety — relies entirely on the Safe Action® System Higher price point compared to some similarly sized competitors Polymer frame may not appeal to those preferring metal-framed pistols	Discontinued model, so new units may be harder to find Slightly heavier trigger pull than Gen 5 Lacks some Gen 5 improvements like front serrations and Marksman Barrel Factory sights may feel basic for advanced shooters
Best For
Law enforcement and duty carry Home defense — high capacity and full-size grip for better control Competitive shooting and range use Shooters with larger hands who find the G19 grip too short Those transitioning from the G17 who want a more maneuverable slide	Concealed carry users wanting a trusted compact 9mm Home defense with strong capacity and reliability Collectors and Glock enthusiasts looking for a classic generation Left-handed shooters needing reversible controls Range practice and training with widely available magazine options
Accessories
Weapon Lights: Streamlight TLR-7A, Surefire X300U, Olight PL-Pro Valkyrie — compatible with the Picatinny rail. Red Dot Optics (MOS variant): Holosun 507C, Trijicon RMR, Leupold DeltaPoint Pro — via the G45 MOS optics adapter plate system. Night Sights: AmeriGlo, Trijicon HD, Night Fision — popular drop-in upgrades over the factory sights. IWB/OWB Holsters: Compatible with most G19 Gen5 holsters; also supported by Safariland, Alien Gear, Vedder, and Blackhawk. Extended Magazines: Glock OEM 19-round and 24-round magazines; aftermarket options from Magpul GL9. Trigger Upgrades: Apex Tactical, Overwatch Precision TAC trigger for improved pull weight and reset. Cleaning & Maintenance: GLOCK OEM cleaning kit included; Hoppe's No. 9 and FrogLube CLP recommended for routine maintenance.	Extended magazines (up to 33 rounds optional) Holsters (IWB, OWB, duty-compatible options) Night sights or steel sight upgrades Grip enhancements using included beavertail backstraps Weapon-mounted lights & lasers (rail-compatible models) Aftermarket trigger connectors and upgrades Magazine loaders and extensions

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