Last updated August 02, 2026
Ruger AR-556 vs Sig Sauer MCX
Real price comparison based on 27 tracked r/gundeals deals — Ruger AR-556 priced on new deals, Sig Sauer MCX on new.
Bottom line
Cheaper historically: Ruger AR-556 at $459, tracked Jul 22, 2025.
Lower average: Ruger AR-556 at $568.
More deals tracked: Ruger AR-556 (18 vs 9).
Set alerts on both — Ruger AR-556 · Sig Sauer MCX.
Side-by-side
| Metric | Ruger AR-556 | Sig Sauer MCX |
|---|---|---|
| Historical low | $459 Jul 2025 |
$1300 Feb 2026 |
| Tracked average | $568 | $2009 |
| Median price | $520 | $1690 |
| Highest tracked | $680 | $4000 |
| Real-deal threshold | < $499 | < $1400 |
| Steal threshold | < $499 | < $1399 |
| Deals tracked | 18 | 9 |
3 cheapest Ruger AR-556 deals
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[Rifle] Ruger AR-556 10+1 for $459+tax$459Jul 22, 2025 · rkguns.com
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[Rifle] Ruger AR556 $497 no tax for most code JULY40$497Jul 26, 2025 · 208gunshop.com
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[RIFLE] Ruger AR-556 $499 Free Shipping + Tax$499Dec 25, 2025 · sportsmansoutdoorsuperstore.com
3 cheapest Sig Sauer MCX deals
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[Rifle] SIG MCX Regulator $1299.99$1300Feb 03, 2026 · palmettostatearmory.com
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[RIFLE] MCX Regular $1,399 for my ban state homies.$1399Nov 27, 2024 · bauer-precision.com
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[Rifle] Sig Sauer MCX-R Regulator 5.56 NATO 16" 10rd Ri…$1400Dec 16, 2025 · palmettostatearmory.com
Track both. Buy whichever drops first.
Free email alert when Ruger AR-556 or Sig Sauer MCX drops below your target.
Frequently Asked Questions
Ruger AR-556 or Sig Sauer MCX — which is cheaper?
Historically, the Ruger AR-556 has the lower floor at $459, tracked Jul 22, 2025. By average, Ruger AR-556 wins at $568.
Which has more deals available?
Ruger AR-556 appears more often in r/gundeals deals (18 vs 9).
Should I get the Ruger AR-556 or the Sig Sauer MCX?
Set free alerts on both. Pick whichever drops to its real-deal threshold first that matches your use case.
About the editor
GDA Editorial Team · Editorial team, GunDeal Alerts
We track every priced post on r/gundeals, fingerprint products, and verify dealer reputations. This page is updated as new deal data arrives.