Sons of Liberty vs Daniel Defense: AR-15 brands compared

Daniel Defense leads in 4 of 7 categories.

Sons of Liberty for gas blocks. Daniel Defense for upper receivers, barrels and charging handles.

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

Our take

Sons of Liberty is best for:

SOLGW makes duty style AR-15s in San Antonio and sells barrels, uppers, gas tubes and gas blocks on their own. SOCOM chose its MK1 for the Combat Assault Rifle program.

Lifetime warranty · SOCOM contract · Duty rifles

  • Close to average prices
  • Gas blocks, picked 5x as often

Daniel Defense is best for:

Daniel Defense makes cold hammer forged barrels, SOCOM rails and complete AR rifles, with nearly every step done in house in Georgia.

Lifetime warranty · Cold hammer forged barrels · Family owned · In-house manufacturing

  • Paying more: about 39% above average
  • The more popular pick: in 17% of builds
  • Upper receivers, picked 4x as often
  • Barrels, picked 10x as often

Many builders mix them: 34% of Sons of Liberty builds add Daniel Defense, most often the barrel.

Biggest differences

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

Sons of LibertyDaniel DefenseDifference
Price vs average19% cheaper39% pricierSons of Liberty cheaper
Share of builds5%17%Daniel Defense 3x
Barrels picked1.2%11%Daniel Defense 9x
Gas blocks picked9.1%1.7%Sons of Liberty 5x
Uppers picked1.9%7.3%Daniel Defense 4x
Muzzle devices picked5.7%4.1%Sons of Liberty 1.4x
Parts listed562517

Price: Sons of Liberty wins

For the same part, Sons of Liberty parts run 19% cheaper than average and Daniel Defense parts run 39% pricier than average.

Builder favorite: Daniel Defense wins

Sons of Liberty is in 5% of builds and Daniel Defense is in 17% of builds.

Why Daniel Defense: The lifetime warranty stays with the gun no matter how many owners it has had.

Receivers: Daniel Defense wins

Builders pick Daniel Defense upper receivers (4x) more often than Sons of Liberty. Sons of Liberty lower receivers are picked often, Daniel Defense's rarely.

Internals: Split

Builders pick Daniel Defense barrels (10x) and charging handles (6x) more often than Sons of Liberty. Builders pick Sons of Liberty gas blocks (5x) more often than Daniel Defense. Bolt carrier groups, muzzle devices and buffer tubes are about even. Sons of Liberty triggers are picked often, Daniel Defense's rarely.

Why Sons of Liberty: The M4-76 runs an A5 buffer system with a VLTOR A5-H2 buffer and a pinned and welded NOX muzzle device.

Why Daniel Defense: The 16 inch government profile barrel is cold hammer forged 4150 CMV steel, heavy phosphate coated and chrome lined.

Furniture: Daniel Defense wins

Builders pick Daniel Defense handguards (7x) more often than Sons of Liberty. Daniel Defense stocks and pistol grips are picked often, Sons of Liberty's rarely.

Why Daniel Defense: The RIS II rail was designed at SOCOM's request for SOPMOD Block II, and SOCOM has used it since 2005.

Complete rifles: Daniel Defense wins

Daniel Defense complete rifles picked often, Sons of Liberty rarely.

Shopper clicks: Tie

Of recent clicks through to a store for these brands, 51% went to Sons of Liberty and 49% went to Daniel Defense.

The full record

Everything we track for Sons of Liberty vs Daniel Defense, from builds, store listings and daily prices.

Sons of LibertyDaniel Defense
Share of builds5%17%
Price tierMid pricedPremium
Parts listed562517
Part types2927
Retailers carrying1616
In stock now25%68%
Price change, 90 dayson the most picked parts6% higher3% higher
On sale nowNoneNone

What builders pair with them

Sons of Liberty vs Daniel Defense: questions builders ask

Which should you buy, Sons of Liberty or Daniel Defense?

Sons of Liberty for gas blocks. Daniel Defense for upper receivers, barrels and charging handles. Pick Sons of Liberty if you want close to average prices: builders pay 19% cheaper than average. Builders pick its gas blocks 5x as often. Pick Daniel Defense if you don't mind paying more: builders pay 39% pricier than average. Builders pick its upper receivers 4x as often and barrels 10x as often. Or mix them like builders do: 34% of Sons of Liberty builds add Daniel Defense, most often the barrel.

Is Sons of Liberty cheaper than Daniel Defense?

Sons of Liberty. Sons of Liberty 19% cheaper than average, Daniel Defense 39% pricier than average.

Which do more AR-15 builders use, Sons of Liberty or Daniel Defense?

Daniel Defense. Daniel Defense is in 3.8x as many builds.

Sons of Liberty or Daniel Defense: which receivers do builders pick?

Daniel Defense. Daniel Defense upper receivers picked 4x as often.

Sons of Liberty or Daniel Defense: which internals do builders pick?

Split. Daniel Defense barrels picked 10x as often, Sons of Liberty gas blocks picked 5x as often.

Sons of Liberty or Daniel Defense: which furniture do builders pick?

Daniel Defense. Daniel Defense handguards picked 7x as often.

Sons of Liberty or Daniel Defense: which complete rifle do builders pick?

Daniel Defense. Daniel Defense complete rifles picked often, Sons of Liberty rarely.

Can you mix Sons of Liberty and Daniel Defense parts?

Yes. 34% of Sons of Liberty builds add Daniel Defense, most often the barrel.

What is Sons of Liberty known for?

SOLGW makes duty style AR-15s in San Antonio and sells barrels, uppers, gas tubes and gas blocks on their own. SOCOM chose its MK1 for the Combat Assault Rifle program.

What is Daniel Defense known for?

Daniel Defense makes cold hammer forged barrels, SOCOM rails and complete AR rifles, with nearly every step done in house in Georgia.