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Quick Look

The .300 Blackout cartridge was developed in 2011 to enhance short-barrel rifle performance. It offers versatile ballistics suitable for both supersonic and subsonic loads. This caliber remains popular among tactical shooters and hunters requiring suppressed fire and close-range effectiveness.

Why It's a Top Choice

Excellent short-barrel performance
Compatible with standard AR-15 platforms
Effective with supersonic and subsonic ammo
Ideal for suppressed shooting
Wide ammo and firearm availability

Key Variants

300 Blackout Supersonic

Designed for general-purpose use with higher velocity and energy, suitable for range and hunting.

300 Blackout Subsonic

Optimized for suppressed firearms, providing reduced noise and recoil for tactical applications.

Competitor Comparison Table

Feature	.300 Blackout	5.56 NATO	7.62x39mm
MSRP	$1.50–$2.00 per round	$0.30–$0.60 per round	$0.40–$0.70 per round
Capacity/Size	30 rounds (typical magazine size)	30 rounds (standard AR magazines)	30 rounds (AK-style magazines)
Weight	Approximately 125 grains (bullet)	55 grains (bullet)	123 grains (bullet)
Optics-Ready	Yes, common on AR platforms	Yes	Limited
Trigger Type	Varies by rifle	Varies by rifle	Varies by rifle
Notable Pro	Effective suppressed ballistics	High velocity, long-range accuracy	Robust, reliable under adverse conditions
Notable Con	Ammo cost higher than 5.56 NATO	Less effective suppressed	Less common in AR-15 platform

Best Use Cases

Home and personal defense
Tactical and suppressed shooting
Hunting medium-sized game
Plinking and range training
Special operations applications

FAQs

Can I use .300 Blackout in a standard AR-15 rifle?

Yes. The .300 Blackout uses the same magazines and bolt carrier group with only the barrel changed.

What is the effective range of .300 Blackout?

Effective supersonic range is about 500 yards; subsonic ranges are shorter, typically under 200 yards.

How does .300 Blackout perform suppressed?

It performs excellently suppressed, especially with subsonic ammo, reducing noise without sacrificing reliability.

300 BLACKOUT BULLET for Sale