RVX9 Thermo attachment in MW4
The RVX9 Thermo is a optic attachment (“Rifle Scope”) that community sites list for 16 weapons: Han 86, M4, Hyeon Burst, Patriot XMR, and Kastov 762 and 11 more. CODMunity lists a stat change on 8 of them; the largest is vertical recoil −30% on the Hyeon Burst (better). No popular build that CODMunity lists uses it.
Community-reportedggranked and CODMunity, read . Unverified, not Activision data.
Weapons that can equip the RVX9 Thermo
Activision publishes no compatibility list; 2 community sources report these 16 weapons. No weapon level is reported.
| Weapon | Class | Weapon level | Stats with a listed change |
|---|---|---|---|
| Han 86 | Assault Rifle | ADS speed (large, worse), ADS movement speed (large, worse), ADS out speed (large, worse), and ADS idle sway (small, better) | |
| M4 | Assault Rifle | ADS speed (large, worse), ADS movement speed (large, worse), ADS out speed (moderate, worse), and ADS idle sway (small, better) | |
| Hyeon Burst | Assault Rifle | vertical gun kick (large, better), horizontal gun kick (large, better), vertical recoil (large, better), horizontal recoil (large, better), ADS speed (large, worse), ADS movement speed (large, worse), ADS out speed (moderate, worse), and ADS idle sway (small, better) | |
| Patriot XMR | Assault Rifle | ADS speed (large, worse), ADS movement speed (large, worse), ADS out speed (moderate, worse), and ADS idle sway (small, better) | |
| Kastov 762 | Assault Rifle | vertical gun kick (large, better), horizontal gun kick (large, better), vertical recoil (large, better), horizontal recoil (large, better), ADS speed (large, worse), ADS movement speed (large, worse), ADS out speed (moderate, worse), and ADS idle sway (small, better) | |
| Oden | Assault Rifle | vertical gun kick (large, better), horizontal gun kick (large, better), vertical recoil (large, better), horizontal recoil (large, better), ADS movement speed (large, worse), ADS speed (large, worse), ADS out speed (moderate, worse), and ADS idle sway (small, better) | |
| Axion | Assault Rifle | vertical gun kick (large, better), horizontal gun kick (large, better), vertical recoil (large, better), horizontal recoil (large, better), ADS speed (large, worse), ADS movement speed (large, worse), ADS out speed (large, worse), and ADS idle sway (small, better) | |
| Cronen Squall | Assault Rifle | vertical gun kick (large, better), horizontal gun kick (large, better), vertical recoil (large, better), horizontal recoil (large, better), ADS speed (large, worse), ADS movement speed (large, worse), ADS out speed (moderate, worse), and ADS idle sway (small, better) | |
| Type 73 | LMG | No change listed | |
| APOC-338 | LMG | No change listed | |
| MAR-9 | Marksman Rifle | No change listed | |
| Oris 8.6 | Marksman Rifle | No change listed | |
| Mosin-Nagant | Marksman Rifle | No change listed | |
| KG-7 Vulcan | Sniper Rifle | No change listed | |
| Astaroth .57 | Sniper Rifle | No change listed | |
| Signal 50 | Sniper Rifle | No change listed |
What the RVX9 Thermo changes
Percent changes are relative to the base value with nothing attached (CODMunity, read November 4, 2026).
| Weapon | Stat | Base | With it | Change |
|---|---|---|---|---|
| Han 86 | ADS speed | 250 ms | 298 ms | +19% (worse) |
| ADS movement speed | 2.47 m/s | 2.10 m/s | −15% (worse) | |
| M4 | ADS speed | 240 ms | 288 ms | +20% (worse) |
| ADS movement speed | 2.51 m/s | 2.13 m/s | −15% (worse) | |
| Hyeon Burst | Vertical recoil | 38.3 | 26.8 | −30% (better) |
| Horizontal recoil | 16.4 | 11.5 | −30% (better) | |
| ADS speed | 275 ms | 322 ms | +17% (worse) | |
| ADS movement speed | 2.36 m/s | 2.01 m/s | −15% (worse) | |
| Patriot XMR | ADS speed | 280 ms | 328 ms | +17% (worse) |
| ADS movement speed | 2.22 m/s | 1.89 m/s | −15% (worse) | |
| Kastov 762 | Vertical recoil | 51.9 | 36.3 | −30% (better) |
| Horizontal recoil | 28.7 | 20.1 | −30% (better) | |
| ADS speed | 280 ms | 328 ms | +17% (worse) | |
| ADS movement speed | 2.34 m/s | 1.99 m/s | −15% (worse) | |
| Oden | Vertical recoil | 49.4 | 34.6 | −30% (better) |
| Horizontal recoil | 15.2 | 10.6 | −30% (better) | |
| ADS movement speed | 2.18 m/s | 1.85 m/s | −15% (worse) | |
| ADS speed | 320 ms | 368 ms | +15% (worse) | |
| Axion | Vertical recoil | 48.9 | 34.2 | −30% (better) |
| Horizontal recoil | 13.7 | 9.6 | −30% (better) | |
| ADS speed | 260 ms | 307 ms | +18% (worse) | |
| ADS movement speed | 2.41 m/s | 2.05 m/s | −15% (worse) | |
| Cronen Squall | Vertical recoil | 50.4 | 35.3 | −30% (better) |
| Horizontal recoil | 6.3 | 4.4 | −30% (better) | |
| ADS speed | 305 ms | 354 ms | +16% (worse) | |
| ADS movement speed | 2.24 m/s | 1.90 m/s | −15% (worse) |
CODMunity lists no stat change for the Type 73, APOC-338, MAR-9, Oris 8.6, Mosin-Nagant, KG-7 Vulcan, Astaroth .57, and Signal 50.
Smaller changes are left out of the table: 2 other stats on the Han 86, 2 other stats on the M4, 4 other stats on the Hyeon Burst, 2 other stats on the Patriot XMR, 4 other stats on the Kastov 762, 4 other stats on the Oden, 4 other stats on the Axion, and 4 other stats on the Cronen Squall.
Changes across weapons
The stats it changes on 8 weapons, with the lowest and highest change.
| Stat | Weapons | Lowest change | Highest change | Verdicts |
|---|---|---|---|---|
| ADS speed | 8 | +15% | +20% | 0 better, 8 worse |
| ADS movement speed | 8 | −15% | −15% | 0 better, 8 worse |
| Horizontal recoil | 5 | −30% | −30% | 5 better, 0 worse |
| Vertical recoil | 5 | −30% | −30% | 5 better, 0 worse |
| ADS out speed | 8 | +12% | +15% | 0 better, 8 worse |
| ADS idle sway | 8 | −5% | −5% | 8 better, 0 worse |
| Horizontal gun kick | 5 | −40% | −40% | 5 better, 0 worse |
| Vertical gun kick | 5 | −40% | −40% | 5 better, 0 worse |
How it ranks among optic attachments
Its largest change on each weapon, compared with the other optic attachments the source lists that stat for.
- Han 86: its large ADS speed change (worse) is in the lower half of 10 optic attachments.
- M4: its large ADS speed change (worse) is in the lower half of 10 optic attachments.
- Hyeon Burst: its large vertical recoil change (better) is the best of 8 optic attachments.
- Patriot XMR: its large ADS speed change (worse) is in the lower half of 10 optic attachments.
- Kastov 762: its large vertical recoil change (better) is the best of 9 optic attachments.
- Oden: its large vertical recoil change (better) is the best of 9 optic attachments.
- Axion: its large vertical recoil change (better) is the best of 10 optic attachments.
- Cronen Squall: its large vertical recoil change (better) is the best of 10 optic attachments.
Pros and cons the sources list
None reported, which is different from having none.
Popular builds that use the RVX9 Thermo
No popular build listed by CODMunity uses the RVX9 Thermo. That says nothing about how it performs; most listed attachments are in no popular build.
Frequently asked questions
What does the RVX9 Thermo do in MW4?
CODMunity lists 52 stat changes for it across 8 weapons: 28 better and 24 worse. The largest is vertical recoil −30% on the Hyeon Burst (better).
Which weapons can use the RVX9 Thermo?
Community sites list 16 weapons, among them Han 86, M4, Hyeon Burst, Patriot XMR, Kastov 762, Oden, Axion, and Cronen Squall. Activision has not published a compatibility list.
Is the RVX9 Thermo in a popular build?
No. None of the popular builds that CODMunity lists uses it.