Magazine attachments in MW4
Modern Warfare 4 lists 29 community-reported magazine attachments. 27 of them have their own page below. Activision's weapon sheets give 25 weapons a magazine slot. CODMunity lists stat changes for 27 of them. Increases ammunition capacity or improves reload efficiency.
Community-reportedNames, weapons and stat changes from community sites, read November 4, 2026: community-reported and unverified.
Strongest reported effects of magazine attachments
These come from CODMunity's game data (read November 4, 2026). Each line names the attachment and weapon with the largest reported change to one stat, as a percentage of that weapon's own value, so two weapons with different base values are compared by percent only. Lines marked better move the stat in the direction that helps the player; lines marked worse show the largest cost.
Largest reported improvements
- Largest reported movement speed increase (better): 6 Round Mag on the Oris 8.6 (Marksman Rifle), +1%.
- Largest reported ADS movement speed increase (better): 6 Round Mag on the KG-7 Vulcan (Sniper Rifle), +11%.
- Largest reported sprint speed increase (better): 6 Round Mag on the Oris 8.6 (Marksman Rifle), +1%.
- Largest reported ADS speed decrease (better): 35 Round Mag on the PPSh-41 (SMG), −7%.
- Largest reported sprint to fire speed decrease (better): 35 Round Mag on the PPSh-41 (SMG), −13%.
- Largest reported reload time decrease (better): 20 Round Mag (20-round magazine) on the Axion (Assault Rifle), −41%.
- Largest reported magazine size increase (better): 25 Round Drum Mag (25-round drum magazine) on the .50 GS (Pistol), +257%.
- Largest reported crouch movement speed increase (better): 35 Round Mag on the PPSh-41 (SMG), +2%.
- Largest reported strafe speed increase (better): 35 Round Mag on the PPSh-41 (SMG), +2%.
- Largest reported firing movement speed increase (better): 6 Round Mag on the KG-7 Vulcan (Sniper Rifle), +2%.
- Largest reported ADS out speed decrease (better): 35 Round Mag on the PPSh-41 (SMG), −7%.
- Largest reported total rounds increase (better): 25 Round Drum Mag (25-round drum magazine) on the .50 GS (Pistol), +168%.
Largest reported drawbacks
- Largest reported movement speed decrease (worse): 100 Round Drum on the Axion (Assault Rifle), −5%.
- Largest reported ADS movement speed decrease (worse): 100 Round Drum on the Axion (Assault Rifle), −9%.
- Largest reported sprint speed decrease (worse): 100 Round Drum on the Axion (Assault Rifle), −6%.
- Largest reported ADS speed increase (worse): 100 Round Drum on the Axion (Assault Rifle), +15%.
- Largest reported reload time increase (worse): 25 Round Drum Mag (25-round drum magazine) on the .50 GS (Pistol), +44%.
- Largest reported magazine size decrease (worse): 35 Round Mag on the PPSh-41 (SMG), −51%.
- Largest reported tactical sprint speed decrease (worse): 100 Round Drum on the Axion (Assault Rifle), −6%.
- Largest reported crouch movement speed decrease (worse): 100 Round Drum on the Axion (Assault Rifle), −10%.
- Largest reported strafe speed decrease (worse): 100 Round Drum on the Axion (Assault Rifle), −5%.
- Largest reported firing movement speed decrease (worse): 100 Round Drum on the Axion (Assault Rifle), −9%.
- Largest reported ADS out speed increase (worse): 100 Round Drum on the Axion (Assault Rifle), +12%.
- Largest reported raise speed increase (worse): 100 Round Drum on the Axion (Assault Rifle), +13%.
- Largest reported ADS gun bob increase (worse): 100 Round Drum on the Axion (Assault Rifle), +8%.
- Largest reported total rounds decrease (worse): 10 Round Mag (10-round magazine) on the MAR-9 (Marksman Rifle), −38%.
Magazine attachments with a page
The table is sorted by the number of weapons the source lists a stat change for, most first, then by name from A to Z.
| Attachment | Weapons listed | Weapons with a stat change | Largest reported change |
|---|---|---|---|
| 30 Round Mag | 4 | 4 | Magazine size +50% on the Oden (better) |
| 60 Round Drum | 4 | 4 | Magazine size +200% on the Cronen Squall (better) |
| 20 Round Mag | 3 | 3 | Magazine size +100% on the Oris 8.6 (better) |
| 35 Round Mag | 3 | 3 | Magazine size −51% on the PPSh-41 (worse) |
| 40 Round Mag | 3 | 3 | Magazine size +33% on the Hyeon Burst (better) |
| 50 Round Drum Mag | 3 | 3 | Magazine size +100% on the Patriot XMR (better) |
| 6 Round Mag | 2 | 2 | Magazine size −40% on the Oris 8.6 (worse) |
| 10 Round Mag | 2 | 2 | Magazine size +100% on the Mosin-Nagant (better) |
| 15 Round Mag | 2 | 2 | Magazine size +50% on the KG-7 Vulcan (better) |
| 45 Round Mag | 2 | 2 | Magazine size +50% on the Han 86 (better) |
| 5 Round Mag | 1 | 1 | Magazine size −29% on the Signal 50 (worse) |
| 7 Round Mag | 1 | 1 | Magazine size +40% on the Mosin-Nagant (better) |
| 8 Round Mag | 1 | 1 | Magazine size +14% on the Signal 50 (better) |
| 14 Round Mag | 1 | 1 | Magazine size +100% on the .50 GS (better) |
| 17 Round Mag | 1 | 1 | Magazine size +31% on the SANG 9mm (better) |
| 24 Round Mag | 1 | 1 | Magazine size +85% on the SANG 9mm (better) |
| 25 Round Drum Mag | 1 | 1 | Magazine size +257% on the .50 GS (better) |
| 30 Round Belt | 1 | 1 | Magazine size −40% on the APOC-338 (worse) |
| 45 Round Mag 7.62 | 1 | 1 | Magazine size +50% on the Kastov 762 (better) |
| 53 Round Mag | 1 | 1 | Magazine size −25% on the PPSh-41 (worse) |
| 60 Round Drum Mag | 1 | 1 | Magazine size +100% on the Hyeon Burst (better) |
| 60 Round Mag | 2 | 1 | Magazine size +50% on the X-58 Nyx (better) |
| 75 Round Box Mag | 1 | 1 | Magazine size −25% on the FiNN LMG (worse) |
| 75 Round Drum Mag 7.62 | 1 | 1 | Magazine size +150% on the Kastov 762 (better) |
| 100 Round Box Mag | 1 | 1 | Magazine size +67% on the Type 73 (better) |
| 100 Round Drum | 1 | 1 | Magazine size +233% on the Axion (better) |
| 150 Round Box Mag | 1 | 1 | Magazine size +50% on the FiNN LMG (better) |
Weapons with a magazine slot
Activision's launch weapon sheets give 25 weapons a magazine slot. M4 Hurricane, PPSh-41 Ember, Type 73 Assault, and APOC-338 Praetor block this slot while equipped.
Reported without a page of their own
2 magazine attachments in the list has no reported stat change and is in no popular build, so it has no page. The name and weapons are all the sources give.
Frequently asked questions
What does a magazine attachment do in MW4?
Increases ammunition capacity or improves reload efficiency. The effects below come from community data and are unverified.
How many magazine attachments are there?
Community sites report 29 magazine attachments in MW4. Activision has not published its list, so the real number is unknown. 27 of them have a page on this site.
Which magazine attachment has the largest reported movement speed change?
6 Round Mag on the Oris 8.6, at +1% (better), according to CODMunity's game data. That is community-reported and unverified.
Which weapons have a magazine slot?
Han 86, M4, Hyeon Burst, Patriot XMR, Kastov 762, Oden, Axion, Cronen Squall, ISO Nightshade, VEL 46, Wz.55 Striga, PPSh-41, X-58 Nyx, Warlord, FiNN LMG, Type 73, APOC-338, MAR-9, Oris 8.6, Mosin-Nagant, KG-7 Vulcan, Signal 50, SANG 9mm, Krait P68, and .50 GS.