Meiko 30CAL-SP attachment in MW4
The Meiko 30CAL-SP is a muzzle attachment (“Lightweight suppressor”) that community sites list for 4 weapons: M4, Patriot XMR, MAR-9, and Oris 8.6. CODMunity lists a stat change on 4 of them; the largest is ADS movement speed +12% on the M4 (better). It is in 2 popular builds that CODMunity lists.
Community-reportedDMZ Codex, ggranked, and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the Meiko 30CAL-SP
Activision publishes no compatibility list; 3 community sources report these 4 weapons. No weapon level is reported.
| Weapon | Class | Weapon level | Stats with a listed change |
|---|---|---|---|
| M4 | Assault Rifle | ADS gun bob (large, worse), ADS idle sway (large, worse), ADS movement speed (moderate, better), crouch movement speed (small, better), movement speed (small, better), strafe speed (small, better), firing movement speed (small, better), and flinch received (small, worse), and 2 more | |
| Patriot XMR | Assault Rifle | damage range (moderate, worse) | |
| MAR-9 | Marksman Rifle | damage range (moderate, worse) | |
| Oris 8.6 | Marksman Rifle | damage range (moderate, worse) |
What the Meiko 30CAL-SP changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| M4 | ADS movement speed | 2.51 m/s | 2.81 m/s | +12% (better) |
| Movement speed | 4.70 m/s | 4.89 m/s | +4% (better) | |
| Sprint speed | 6.18 m/s | 6.30 m/s | +2% (better) | |
| Patriot XMR | Damage range | 100% | 90% | −10% (worse) |
| MAR-9 | Damage range | 100% | 90% | −10% (worse) |
| Oris 8.6 | Damage range | 100% | 90% | −10% (worse) |
Smaller changes are left out of the table: 7 other stats on the M4.
Changes across weapons
The stats it changes on 4 weapons, with the lowest and highest change.
| Stat | Weapons | Lowest change | Highest change | Verdicts |
|---|---|---|---|---|
| Damage range | 3 | −10% | −10% | 0 better, 3 worse |
| ADS movement speed | 1 | +12% | +12% | 1 better, 0 worse |
| Movement speed | 1 | +4% | +4% | 1 better, 0 worse |
| Sprint speed | 1 | +2% | +2% | 1 better, 0 worse |
| ADS gun bob | 1 | +20% | +20% | 0 better, 1 worse |
| ADS idle sway | 1 | +18% | +18% | 0 better, 1 worse |
| Crouch movement speed | 1 | +6% | +6% | 1 better, 0 worse |
| Firing movement speed | 1 | +4% | +4% | 1 better, 0 worse |
| Strafe speed | 1 | +4% | +4% | 1 better, 0 worse |
| Flinch received | 1 | +3% | +3% | 0 better, 1 worse |
| Tactical sprint speed | 1 | +1% | +1% | 1 better, 0 worse |
How it ranks among muzzle attachments
Its largest change on each weapon, compared with the other muzzle attachments the source lists that stat for.
- M4: its moderate ADS movement speed change (better) is the best of 2 muzzle attachments.
- Patriot XMR: its moderate damage range change (worse) is the weakest of 2 muzzle attachments.
- MAR-9: its moderate damage range change (worse) is the weakest of 2 muzzle attachments.
- Oris 8.6: its moderate damage range change (worse) is the weakest of 2 muzzle attachments.
Pros and cons the sources list
Text from the community sources, without numbers.
Pros
- Pro: Sound suppression
Cons
- Con: Damage range
Popular builds that use the Meiko 30CAL-SP
CODMunity lists 2 popular builds that use it, all for Multiplayer. The styles are Mobility and Versatile. The same builds also use optic, magazine, stock, laser, and underbarrel attachments.
| Weapon | Mode and style | Tier | Other attachments | Builder |
|---|---|---|---|---|
| Patriot XMR | Multiplayer, Mobility with Apex Attachment | Very good | Optic: ZLR Type C, Magazine: 35 Round Mag, Stock: XRK Ranger D4, and Laser: SZ Gen.6 PEQ | Open in the builder: Patriot XMR, Mobility |
| Patriot XMR | Multiplayer, Versatile with Apex Attachment | Very good | Optic: ZLR Type C, Underbarrel: FSS Fireline Grip, Magazine: 35 Round Mag, and Laser: SA LAZ-500 | Open in the builder: Patriot XMR, Versatile |
Builds are community-reported and unverified.
Frequently asked questions
What does the Meiko 30CAL-SP do in MW4?
CODMunity lists 13 stat changes for it across 4 weapons: 7 better and 6 worse. The largest is ADS movement speed +12% on the M4 (better).
Which weapons can use the Meiko 30CAL-SP?
Community sites list M4, Patriot XMR, MAR-9, and Oris 8.6. Activision has not published a compatibility list.
Is the Meiko 30CAL-SP in a popular build?
Yes. CODMunity lists it in 2 popular builds, on Patriot XMR.