SkinsMonkeySkinRave
M4A1-S | Blue Phosphor$664.54
Dropped 7.0% this week — buy opportunity

M4A1-S | Blue Phosphor CS2 Price

Market avg$503
M4A1-S | Blue Phosphor
High Demand4,504 listings−8% vs avg
Listings4,50433 of 39 · just now
vs market avg−8%avg $503
vs BUFF−0.5%BUFF $467
7-day−7.0%$459 – $500
Lowest PricesBest PayoutsTrade Values
What each marketplace would pay you right now. Listing it yourself will usually beat these — a payout is a floor, not a valuation.
What each site values it at in a swap. Not all of these are the same kind of money — the figure names its own basis.
Float pricingFN$503.45
Trend-16.1% over 30 days-6.0% this week · -1.5% todayTrend: -16.1% over 30 days. Open for the workings.
Where today sits in the month
30-day low$459.3030-day high$558.12

Today at $465.00 — 1.2% above the month's floor.

Details
Float
0.00 – 0.08
ReleasedDec 3, 2020 · Operation Broken Fang
Colors
4.0(68)
Where it dropsfrom the game files
Rarity in the collectionClassified
Collection packageThe Control Collection
Operation rewardOperation Broken Fang

No odds are shown: Valve publishes tier odds for weapon cases only, not for souvenir packages, collection packages or timed drops.

Variant PremiumFactory New
Normal$503.45
Souvenir$823.46
Souvenir premium: +64% over Normal
Lowest Market PricesBest PayoutsTrade Values
Lowest
$465.00
DemandHigh Demand
Listings4,50433 of 39 marketplaces · just now
vs market avg−8%avg $503
vs BUFF−0.5%BUFF $467
7-day−7.0%$459.30 – $500.00
Show 19 more marketplacesShow fewer marketplaces
What each marketplace would pay you right now. Listing it yourself will usually beat these — a payout is a floor, not a valuation.
What each site values it at in a swap. Not all of these are the same kind of money — hover a figure for what it is.
More Skins
Price History
24h
-1.5%
7d
-6.0%
$693.16
30d
-16.1%
$724.10
More periods
60d-10.6%$775.73
90d-18.6%$851.39
180d-35.5%$1,075.52
360d-40.6%$1,166.29
About

About the M4A1-S | Blue Phosphor

From the gameMultiple layers of metallic blue paint have been applied over a chrome blue base coat. Feeling blue?

The M4A1-S | Blue Phosphor is a Classified-grade skin in Counter-Strike 2, featuring the Blue Phosphor finish on the M4A1-S — see All M4A1-S skins.

Origin

It belongs to The Control Collection.

Rarity

The M4A1-S | Blue Phosphor is a Classified-grade skin.

Float and wear

The float value of the M4A1-S | Blue Phosphor runs from 0.00 to 0.08. With a maximum float of 0.08 every copy is near Factory New. Within a wear, a lower float looks cleaner in game and usually costs more.

Price

The M4A1-S | Blue Phosphor (Minimal Wear) has an aggregate market price of about $664.54. The Factory New copy is down 6.0% over 7 days and down 16.1% over 30 days. Across wears it ranges from $503.45 (Factory New) to $664.54 (Minimal Wear).

Availability

33 marketplaces are quoting the M4A1-S | Blue Phosphor right now. The comparison table above lists each one with its lowest price, and the cheapest is marked.

Released

The M4A1-S | Blue Phosphor first entered the game on Dec 3, 2020, when the Control Collection was released as part of Operation Broken Fang.

Versions

A Souvenir version drops from CS2 Major matches, with gold stickers for the event, the teams and the MVP; it is rarer than the standard skin.

Community rating

Readers rate the M4A1-S | Blue Phosphor 4.0 out of 5 from 68 votes.

Price Analysis

Current Trend

The M4A1-S | Blue Phosphor (Factory New) shows a Strongly bearish trend. -16.1% (30d).

24h-1.5%
7d-6.0%
30d-16.1%

Market Position

Trades in the premium range ($503.45–$664.54).

BracketPremium
VolatilityLow
MomentumNegative

Traded Range

Since January 2025, the M4A1-S | Blue Phosphor (Factory New) has traded between $495.60 and $1,288.10. Today's price is 61% below that high.

High$1,288.10 Aug 30, 2025
Low$495.60 Oct 10, 2026
12 months$495.60–$1,277.18

Market Comparison

Compare prices above. 5-20% differences exist due to fees. Third-party markets beat Steam's 15% fee.

Timing Insight

Prices trending down - potential buying opportunity. See charts for history.

M4A1-S stats

132384728
Damage per bullet, point blank · armor = kevlar + helmet
HitboxNo armorArmor
Head13292
Chest & arms3826
Stomach4733
Legs2828
Fire rate
600 RPM
Price
$2,900
Magazine
20 / 60
Move speed
225 u/s

Frequently Asked Questions

The M4A1-S | Blue Phosphor commands premium prices due to several factors: It belongs to The Control Collection. The Blue Phosphor finish is particularly sought-after for its distinctive appearance, and supply is inherently limited while demand remains high from collectors and players.

Float values in CS2 determine a skin's wear level on a scale from 0.00 (perfect) to 1.00 (maximum wear). This is a restricted float skin that can only drop in Factory New or near-FN condition, making all examples relatively clean. Lower float values within any condition category (e.g., 0.01 vs 0.06 in Factory New) result in cleaner appearances and typically command higher prices. For high-value trades, always verify the exact float value using inspection tools.

Prices for the M4A1-S | Blue Phosphor vary across marketplaces due to fees, regional pricing, and seller competition. Originally from The Control Collection, this skin is available on third-party marketplaces. The Steam Community Market charges 15% fees, while third-party markets like Skinport, DMarket, and Buff163 offer lower prices with 2-10% fees. Compare real-time prices in the market comparison table above to find the best deal.

Investment potential depends on several factors. The M4A1-S | Blue Phosphor is from The Control Collection — skins from discontinued collections tend to appreciate as supply decreases over time. Key considerations: (1) Check the 30-day and 90-day price trends in the charts above; (2) Evaluate overall CS2 market conditions. Past performance doesn't guarantee future returns, but the M4A1-S | Blue Phosphor has maintained steady trading interest. Diversifying across multiple items typically reduces risk.

Yes, all weapon skins including the M4A1-S | Blue Phosphor are purely cosmetic and can be used in all CS2 game modes including competitive matchmaking, Premier, and professional tournaments. Skins provide no gameplay advantages or disadvantages - they only change the weapon's visual appearance. Many professional players use skins during official matches, and you'll often see high-value items like this featured in tournament broadcasts.

The M4A1-S | Blue Phosphor is currently trending downward. Over the past 7 days, the price has decreased by 6.0%, and over the past 30 days it has dropped 16.1%. Price drops can result from new case releases flooding the market, seasonal fluctuations, or shifts in player preferences. This could represent a buying opportunity if you believe the skin will recover. Review the price history chart above for long-term context.

The M4A1-S | Blue Phosphor has averaged $775.73 over the past 60 days, against $851.39 over 90 days, $1,075.52 over 180 days and $1,166.29 over 360 days. It currently trades at $664.54, 43.0% below its 360-day average. Longer averages smooth out the day-to-day noise of individual listings, so they describe what the M4A1-S | Blue Phosphor is actually worth better than any single asking price does. Compare them against the live figures in the marketplace table above.

The M4A1-S | Blue Phosphor is part of The Control Collection. All skins from the same collection share a rarity hierarchy, which affects trade-up contract possibilities and overall value.

The in-game description reads: "Multiple layers of metallic blue paint have been applied over a chrome blue base coat. Feeling blue?" The Blue Phosphor finish on the M4A1-S is a distinctive design that has made this skin a recognizable part of CS2's visual identity.

Yes, 6 professional CS2 players currently have the M4A1-S | Blue Phosphor in their inventory, including flameZ, mezii and FalleN. Pro player adoption is a strong indicator of a skin's prestige and desirability in the community, and can positively influence its market value.

Based on our real-time price comparison across 40+ marketplaces, BUFF Market currently has the lowest price for the M4A1-S | Blue Phosphor at $465.00. However, prices change frequently as sellers list and buyers purchase. We recommend checking the marketplace comparison table above for the most current prices, and remember to factor in each marketplace's fees when comparing total costs.

The M4A1-S deals 38 base damage per bullet. Per shot at point blank that is 132 to the head, 38 to the chest or arms, 47 to the stomach and 28 to the legs, before armor. Damage falls off to ×0.94 every 500 units.

Only without a helmet. A headshot does 132 to a bare head but 92 through a helmet, so a helmeted player needs 2 shots.