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Quick Look

Introduced by Winchester in the late 1970s, the .375 Winchester was designed for modern lever-action rifles. It offers greater pressure and energy than its predecessor, the .38-55 Winchester, making it ideal for medium to large game. While not widely used today, it holds a solid niche among lever-action and brush-hunting enthusiasts.

Why It's a Top Choice

Powerful brush-gun cartridge for thick cover shooting
Compatible with modern lever-action rifles
Clean, flat trajectory within 200 yards
Proven performance for deer, hogs, and black bear
More stopping power than traditional pistol-caliber carbines

Key Variants

Winchester 94 Big Bore

This was the flagship rifle originally chambered in .375 Winchester--ideal for traditionalists and collectors.

Marlin 375

A lever-action rifle with side ejection and scope compatibility--sought after for its rugged utility.

Competitor Comparison Table

Feature	.375 Winchester	.30-30 Winchester	.35 Remington
MSRP	Varies by rifle model	$1--$2/round	$1.50--$2.50/round
Capacity/Size	4-6 rounds (tube-fed)	5-6 rounds	4-6 rounds
Weight	7-8 lbs	6.5-7.5 lbs	7-8 lbs
Optics-ready	Some models	Yes	Yes
Notable Pro	Superior energy and penetration	Widely available, proven deer round	Excellent knockdown at short range
Notable Con	Ammunition scarce and costly	Lacks deep penetration on larger game	Limited rifle production

Best Use Cases

Medium to large game hunting
Brush hunting in dense cover
Lever-action rifle collecting
Heritage-style shooting events

FAQs

What is the difference between .375 Winchester and .38-55?

.375 Winchester is a higher-pressure modernized version of the .38-55, offering superior velocity and energy.

Can I shoot .38-55 in a .375 Winchester rifle?

No. Due to pressure and chamber differences, it is unsafe to fire .38-55 rounds in a .375 Winchester-chambered firearm.

How does .375 Winchester perform for black bear?

The .375 Winchester offers strong energy and suitable penetration for ethical black bear hunting at short to moderate ranges.

375 WINCHESTER for Sale