On March 19, 2026, Valve rolled out an update that changes how reloading works. The key adjustment is simple: when reloading a magazine-fed weapon, any remaining bullets in the current magazine are now lost, and the player inserts a completely full magazine from their reserve ammo.
While Valve’s intention seems to be encouraging more careful ammo management, we’ll break down exactly what has changed and explore how it’s likely to impact your gameplay.
Reloading in CS2 is no longer free. What Changed?
Previously in CS2, reloading had essentially no downside. Any bullets left in your magazine would simply return to your reserve ammo, meaning you could reload at any time without any real consequence for the rest of the round — whether after firing a single shot or emptying most of the mag.
As long as you weren’t at risk of being caught by the enemy team while reloading, you could safely reload with any number of bullets left without any real downside. In fact, it was often optimal to reload whenever you had the chance, ensuring you always had a full magazine.
With this update, that behavior has been fundamentally changed. Reloading now comes at a cost: any remaining bullets in your current magazine are permanently lost. Instead of topping off your weapon, you discard the partially used magazine and replace it with a full one from your reserves.
At the same time, Valve updated the ammo display. Reserve ammunition is now presented differently based on the weapon, either as magazines, shells, or bullets, with the current magazine’s fill level shown beneath the ammo count.
How much ammo does each weapon have now in CS2?
We went through each weapon and calculated the total available ammo based on the new system. The first number represents the bullets per magazine, while the second shows how many magazines are available in reserve. Weapons are also color-coded to show whether they lost (red), gained (green), or retained (yellow) their total ammo.
Pistols
- Glock-18
→ Mag: 20 | Reserve: 3 | Total: 80 ⬇ (previously 140) - Dual Berettas
→ Mag: 30 | Reserve: 2 | Total: 90 ⬇ (previously 150) - Tec-9
→ Mag: 18 | Reserve: 3 | Total: 72 ⬇ (previously 108) - P250
→ Mag: 13 | Reserve: 3 | Total: 52 ⬇ (previously 65) - Desert Eagle
→ Mag: 7 | Reserve: 3 | Total: 28 ⬇ (previously 42) - USP-S
→ Mag: 12 | Reserve: 2 | Total: 36 ⏺ (unchanged) - P2000
→ Mag: 13 | Reserve: 4 | Total: 65 ⏺ (unchanged) - R8 Revolver
→ Mag: 8 | Reserve: 2 | Total: 24 ⬆ (previously 16) - CZ75-Auto
→ Mag: 12 | Reserve: 2 | Total: 36 ⬆ (previously 24) - Five-SeveN
→ Mag: 20 | Reserve: 2 | Total: 60 ⬇ (previously 120)
SMGs
- MAC-10
→ Mag: 30 | Reserve: 3 | Total: 120 ⬇ (previously 130) - MP9
→ Mag: 30 | Reserve: 2 | Total: 90 ⬇ (previously 150) - MP7
→ Mag: 30 | Reserve: 3 | Total: 120 ⬇ (previously 150) - MP5-SD
→ Mag: 30 | Reserve: 3 | Total: 120 ⬇ (previously 150) - PP-Bizon
→ Mag: 64 | Reserve: 2 | Total: 192 ⬆ (previously 184) - P90
→ Mag: 50 | Reserve: 2 | Total: 150 ⏺ (unchanged) - UMP-45
→ Mag: 25 | Reserve: 3 | Total: 100 ⬇ (previously 125)
Heavy
- XM1014
→ Mag: 7 | Reserve: 32 | Total: 39 ⏺ (unchanged) - Sawed-Off
→ Mag: 7 | Reserve: 32 | Total: 39 ⏺ (unchanged) - Nova
→ Mag: 8 | Reserve: 32 | Total: 40 ⏺ (unchanged) - MAG-7
→ Mag: 5 | Reserve: 3 | Total: 20 ⬇ (previously 37) - Negev
→ Mag: 150 | Reserve: 2 | Total: 450 ⏺ (unchanged) - M249
→ Mag: 100 | Reserve: 2 | Total: 300 ⏺ (unchanged)
Rifles
- AK-47
→ Mag: 30 | Reserve: 3 | Total: 120 ⏺ (unchanged) - M4A1-S
→ Mag: 20 | Reserve: 3 | Total: 80 ⬇ (previously 100) - M4A4
→ Mag: 30 | Reserve: 4 | Total: 150 ⬆ (previously 120) - Galil AR
→ Mag: 35 | Reserve: 4 | Total: 175 ⬆ (previously 125) - SG 553
→ Mag: 30 | Reserve: 3 | Total: 120 ⏺ (unchanged) - FAMAS
→ Mag: 25 | Reserve: 4 | Total: 125 ⬆ (previously 115) - AUG
→ Mag: 30 | Reserve: 3 | Total: 120 ⏺ (unchanged)
Snipers
- AWP
→ Mag: 5 | Reserve: 2 | Total: 15 ⬇ (previously 35) - SSG 08 (Scout)
→ Mag: 10 | Reserve: 2 | Total: 30 ⬇ (previously 100) - G3SG1
→ Mag: 20 | Reserve: 2 | Total: 60 ⬇ (previously 110) - SCAR-20
→ Mag: 20 | Reserve: 2 | Total: 60 ⬇ (previously 110)
How will the CS2 reload changes affect the gameplay?
To understand the impact of this update, we need to look at each weapon category individually, since they’ve all been affected in different ways.
Pistols
Starting with pistols, the changes are noticeable but not game-breaking.
The Glock 18 previously had a very large ammo pool (140 bullets) combined with a fast reload time. This made it common in pistol rounds to take a fight, reload immediately after a kill, and continue pushing. With the total reduced to 80 bullets, we’ll likely see fewer instant reloads between fights. That said, the overall ammo count is still relatively high, so the impact shouldn’t be too drastic.
On the other hand, the USP-S keeps the same total ammo (36), but this change affects it much more in practice. Even before the update, it wasn’t uncommon to run out of bullets with the USP-S. Now, since reloading discards remaining ammo, players will be forced into tougher decisions: either take fights with a low magazine or reload and sacrifice bullets. This could lead to a more passive playstyle.
The CZ75-Auto and R8 Revolver both received more total ammo. The CZ, in particular, could see increased usage thanks to this buff. The Revolver, however, is still mechanically difficult to use, so its pick rate is unlikely to change much.
Most of the remaining pistols, including the Five-SeveN, Tec-9, and Dual Berettas, saw a noticeable drop in total ammo. With reloads now discarding any remaining bullets, this makes ammo management much more important across the board. Players will need to be more precise with their shots, especially on high fire-rate pistols like the Tec-9 or Dual Berettas, where wasting bullets is much easier.
SMGs
SMGs are among the biggest losers of this update. Most of them lost total ammo, and they already rely on high fire rates and multiple bullets to secure kills. Players were already forced to reload frequently with these weapons, but now each reload carries a real penalty, as any remaining bullets are lost.
In eco rounds especially, this is a significant nerf. SMGs often require a full magazine before taking fights, and inefficient ammo usage will now be punished much more heavily.
Shotguns
Most shotguns are largely unaffected by this update. Since they reload shell by shell (with the exception of the MAG-7), players don’t lose any remaining ammo when reloading. On top of that, their total ammo stayed mostly the same.
With SMGs taking a noticeable hit, shotguns could become a more viable option, especially in close-range and eco situations, where their strengths remain unchanged.
Rifles
Rifles remain relatively stable overall, with most of them keeping similar total ammo counts. However, the most important shift is between the M4A4 and the M4A1-S. The M4A4 now has 150 total bullets across five magazines, while the M4A1-S sits at just 80 total bullets with only 4 magazines.
Previously, the M4A1-S was often preferred, especially for its ability to spam through smokes efficiently. With the new reload mechanics, that playstyle becomes much riskier. Frequent reloading means more wasted bullets, and the smaller magazine size makes it harder to stay prepared for fights. As a result, we could see a shift back toward the M4A4.
Snipers
All sniper rifles lost a significant amount of ammo, but the biggest loser is clearly the AWP. It now has just 15 total bullets across three magazines, which means random reloads after firing one or two shots are no longer viable.
AWP players will need to be much more careful with their ammo management, as every bullet now matters. This change is likely to have a noticeable impact, especially at more casual levels of play, where inefficient reloads are more common. At the professional level, however, players tend to be more precise and disciplined, so the overall impact there should be smaller.