Which should you buy, Wilson Combat or CMMG?

Wilson Combat for bolt carrier groups, pistol grips and gas blocks. CMMG for muzzle devices and stocks. Pick Wilson Combat if you want close to average prices: builders pay 15% cheaper than average. Builders pick its bolt carrier groups 7x as often and pistol grips 7x as often. Pick CMMG if you want close to average prices: builders pay 8% cheaper than average. Builders pick its muzzle devices 3x as often and stocks 1.5x as often. Or mix them like builders do: 28% of CMMG builds add Wilson Combat, most often the bolt carrier group.

Is Wilson Combat cheaper than CMMG?

Close. Wilson Combat 15% cheaper than average, CMMG 8% cheaper than average.

Which do more AR-15 builders use, Wilson Combat or CMMG?

Wilson Combat. Wilson Combat is in 2.6x as many builds.

Wilson Combat or CMMG: which receivers do builders pick?

Close. Wilson Combat lower receivers picked 2.8x as often, close on upper receivers.

Wilson Combat or CMMG: which internals do builders pick?

Wilson Combat. Wilson Combat bolt carrier groups picked 7x as often, gas blocks picked 10x as often.

Wilson Combat or CMMG: which furniture do builders pick?

Wilson Combat. Wilson Combat pistol grips picked 7x as often, handguards picked 5x as often.

Wilson Combat vs CMMG: AR-15 brands compared

Q: Can you mix Wilson Combat and CMMG parts?

Yes. 28% of CMMG builds add Wilson Combat, most often the bolt carrier group.

Wilson Combat leads in 3 of 6 categories.

Wilson Combat for bolt carrier groups, pistol grips and gas blocks. CMMG for muzzle devices and stocks.

From tens of thousands of real builds and live prices at 30+ retailers.

Our take

Wilson Combat is best for:

Wilson Combat is the custom 1911 shop from Berryville, Arkansas, and AR folks know it for barrels, drop-in triggers and accuracy tested rifles.

Custom shop · Accuracy guarantee · Drop-in triggers · 416R barrels

Close to average prices
The more popular pick: in 24% of builds
Bolt carrier groups, picked 7x as often
Pistol grips, picked 7x as often

CMMG is best for:

CMMG makes complete AR rifles, pistols and parts, and it's known for Radial Delayed Blowback, its action for pistol caliber ARs in rounds like 10mm and .45 ACP.

Lifetime quality guarantee · Radial Delayed Blowback · Pistol caliber ARs

Close to average prices
Muzzle devices, picked 3x as often
Stocks, picked 1.5x as often

Many builders mix them: 28% of CMMG builds add Wilson Combat, most often the bolt carrier group.

Biggest differences

"Picked" is the share of builds with that part that chose each brand.

	Wilson Combat	CMMG	Difference
Price vs average	15% cheaper	8% cheaper
Share of builds	24%	9%	Wilson Combat 2.7x
Gas blocks picked	20%	2.0%	Wilson Combat 10x
Grips picked	13%	2.0%	Wilson Combat 7x
BCGs picked	17%	2.6%	Wilson Combat 7x
Barrels picked	11%	2.2%	Wilson Combat 5x
Lowers picked	11%	3.8%	Wilson Combat 2.8x

Price: Tie

For the same part, Wilson Combat parts run 15% cheaper than average and CMMG parts run 8% cheaper than average.

Builder favorite: Wilson Combat wins

Wilson Combat is in 24% of builds and CMMG is in 9% of builds.

Why Wilson Combat: There's no written warranty because of federal warranty law, though Wilson stands behind its products.

Receivers: Tie

Builders pick Wilson Combat lower receivers (2.8x) more often than CMMG. Upper receivers are about even.

Most picked Wilson Combat receivers

Wilson Combat Lower Receiver Forged$51.79, in stock at 2 stores

Wilson Combat Billet Upper Receiverout of stock

Wilson Combat Wc-15 Billet Lower Receiver$61.63, in stock at 4 stores

Most picked CMMG receivers

CMMG Resolute 16.10" Upper 5.56x45mm$403.20, in stock at 4 stores

CMMG Lower Reciever Parts KIT$33.52, in stock at 8 stores

CMMG Banshee 5.7x28mm Upper$760.27, in stock at 4 stores

Internals: Wilson Combat wins

Builders pick Wilson Combat barrels (5x), bolt carrier groups (7x) and gas blocks (10x) more often than CMMG. Builders pick CMMG muzzle devices (3x) more often than Wilson Combat. Charging handles and triggers are about even. CMMG buffer tubes are picked often, Wilson Combat's rarely.

Why Wilson Combat: Wilson AR barrels are 416R stainless with button rifling.

Most picked Wilson Combat internals

Wilson Combat Bolt Carrier Assy 5.56 NATO Polished$150.49, in stock at 7 stores

Wilson Combat Lo-Profile Gas Block .750"$30.37, in stock at 7 stores

Wilson Combat Tactical Trigger Unit$152.99, in stock at 7 stores

Most picked CMMG internals

CMMG Trigger KIT$28.99, in stock at 11 stores

CMMG .308 Win/7.62 Bolt Carrier Group$221.36, in stock at 5 stores

CMMG MK4 Receiver Extension KIT$29.69, in stock at 8 stores

Furniture: Wilson Combat wins

Builders pick Wilson Combat handguards (5x) and pistol grips (7x) more often than CMMG. Builders pick CMMG stocks (1.5x) more often than Wilson Combat.

Most picked Wilson Combat furniture

Wilson Combat Starburst Gunfighter Pistol Grip$25.32, in stock at 8 stores

Wilson Combat M-LOK Handguard$108.68, in stock at 8 stores

Wilson Combat Buttstock$49.49, in stock at 3 stores

Most picked CMMG furniture

CMMG A2 Pistol Grip$5.69, in stock at 1 store

CMMG RipBrace Standard Receiver Extension and Brace KIT$178.87, in stock at 4 stores

CMMG RML11 Handguard 11 M-LOK$4.69, out of stock

Shopper clicks: Tie

Of recent clicks through to a store for these brands, 54% went to Wilson Combat and 46% went to CMMG.

The full record

Everything we track for Wilson Combat vs CMMG, from builds, store listings and daily prices.

	Wilson Combat	CMMG
Share of builds	24%	9%
Price tier	Mid priced	Mid priced
Parts listed	591	1,054
Part types	55	30
Retailers carrying	15	21
In stock now	61%	49%
Price change, 90 dayson the most picked parts	Flat	2% higher
On sale now	None	None