Last updated October 20, 2026
Sig Sauer M400: Buy Now or Wait?
Verdict based on 3 tracked new r/gundeals deals.
Built from GunDealAlerts’ own price record — 14,171 tracked prices across 1,933 products from 891 retailers since 2024.
The last tracked Sig Sauer M400 deal was $909 on Oct 19, 2026. The lowest ever tracked is $750 on May 13, 2025.
Bottom line
Buy now if the price is below $750.
Below $750 is a steal — these don't sit around.
$856 is average. Above $909, wait.
Set a free alert at $750 →
Verdict thresholds
Steal
< $750
Buy now
Real Deal
$750–$750
Worth grabbing
Average
$750–$909
Wait or alert
Pass
> $909
Above market
Reality check
Historical low
$750
tracked May 13, 2025
Tracked average
$856
Highest tracked
$909
Deals tracked
3
Tracked since the Sig Sauer M400 first appeared on r/gundeals. Each price point comes from a source post — click through any deal below for the thread.
5 cheapest tracked Sig Sauer M400 deals
| Price | Deal | Dealer | Date |
|---|---|---|---|
| $750 | [Rifle] Sig Sauer M400 TREAD 5.56x45 30rnd 16" $749.99 + Fre… | joeboboutfitters.com | May 13, 2025 |
| $909 | [Rifle] Sig Sauer M400 Tread V2 5.56mm NATO 16in Disasters E… | Oct 19, 2026 | |
| $909 | [Rifle] Sig Sauer M400 Tread V2 5.56mm NATO 16in Disasters E… | Oct 19, 2026 |
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Set free price alert →Frequently Asked Questions
Should I buy a Sig Sauer M400 now?
Buy if it's below $750. Below $750 is a steal. Above $909, set a free alert and wait.
What's the lowest a Sig Sauer M400 has ever been?
$750, tracked May 13, 2025 — the lowest observed price across 3 tracked r/gundeals posts. That is the record low, not today’s price.
What price should I set my Sig Sauer M400 alert at?
$750 for the best signal-to-noise. Lower ($750) means fewer alerts but every one is a steal.
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.