ISO Nightshade vs X-58 Nyx in MW4
Data updated · Latest official patch:
ISO Nightshade and X-58 Nyx are each ahead on 5 of the 12 key stats that both weapons report, and 2 stats are tied. ISO Nightshade's biggest lead is bullet velocity (530 m/s against 450 m/s). X-58 Nyx's is magazine size (40 rounds against 30 rounds). Fire rate and magazine size are Activision's numbers; the other key stats are community-reported by CODMunity, read November 4, 2026.
Open both in the compare toolBuild with ISO NightshadeBuild with X-58 Nyx
Official numbers
| Stat | ISO Nightshade | X-58 Nyx |
|---|---|---|
| Fire rate | 923 RPM Ahead | 800 RPM |
| Magazine size | 30 rounds | 40 rounds Ahead |
| Reserve rounds | 90 rounds | 120 rounds Ahead |
| Total rounds | 120 rounds | 160 rounds Ahead |
| Unlock level | Player Level 4 | Player Level 46 |
| Weapon levels | 64 | 53 |
| Apex Attachment | ISO Trace | X-58 Void |
| Apex blocks | Optic and Ammunition | Barrel and Ammunition |
From Activision's launch weapon sheets. A damage table and time to kill are not published.
About ISO Nightshade and X-58 Nyx
ISO Nightshade
Full-auto SMG with a fast rate of fire that balances controllability, mobility and close-range stopping power.
Apex Attachment, ISO Trace: RFID ammunition tags targets on impact and shows their movement and direction as a red dot on the optic display. It blocks optic and ammunition attachments.
X-58 Nyx
Covert SMG with an integrated suppressor and strong sound reduction at close to mid range.
Apex Attachment, X-58 Void: Subsonic modification: very quiet fire, hides skulls on enemy deaths and minimizes directional hit indicators. It blocks barrel and ammunition attachments.
Community-reported stats
Community-reportedBase values with nothing attached, read from CODMunity on November 4, 2026. Unverified.
Across the 31 rows with a direction, ISO Nightshade is ahead on 10 and X-58 Nyx on 11; 10 rows are tied and 0 rows are not compared because a weapon has no value.
- Official numbers: ISO Nightshade is ahead on fire rate (clear), and X-58 Nyx is ahead on magazine size (wide), reserve rounds (wide), and total rounds (wide).
- Mobility: ISO Nightshade is ahead on tactical sprint speed (tiny), movement speed (tiny), strafe speed (tiny), sprint speed (tiny), and firing movement speed (tiny), and X-58 Nyx is ahead on crouch movement speed (narrow) and ADS movement speed (tiny).
- Handling: ISO Nightshade is ahead on raise speed (wide), drop speed (clear), and ADS speed (moderate), and X-58 Nyx is ahead on reload time (clear) and ADS out speed (clear). Level on sprint to fire speed.
- Recoil: X-58 Nyx is ahead on horizontal gun kick (wide), horizontal recoil (wide), vertical recoil (clear), and vertical gun kick (moderate); ISO Nightshade leads no row of this group. Level on ADS idle sway and ADS gun bob.
- Range and bullets: ISO Nightshade is ahead on bullet velocity (clear); X-58 Nyx leads no row of this group. Level on damage range and bullet penetration.
- Hip fire and flinch: no row has a leader. Level on hip idle sway, hip gun bob, hip turn sway, and flinch received.
- Fire rate and ammo: no row has a leader. Level on headshot multiplier.
Brackets give the size of the gap as a share of the larger value: tiny under 2%, narrow under 5%, moderate under 10%, clear under 20%, wide under 40%, very wide above.
The widest gaps across both tables are horizontal gun kick (X-58 Nyx 3.4 against 5.6), raise speed (ISO Nightshade 967 ms against 1367 ms), and magazine size (X-58 Nyx 40 rounds against 30 rounds).
CODMunity lists no stat change for the ISO Trace.
X-58 Void, community-reported effects from CODMunity: Horizontal recoil −49% (better), Horizontal gun kick +44% (worse), Bullet velocity −37% (worse), and Vertical recoil +36% (worse).
Attachment effects reported for ISO Nightshade
The community-reported attachments for ISO Nightshade with the largest change to a key stat, according to CODMunity.
- 50 Round Drum Mag (magazine): Magazine size +67% (better).
- 40 Round Mag (magazine): Magazine size +33% (better).
- No Stock (stock): Vertical recoil +30% (worse).
- 212 LC40 Comp (muzzle): Horizontal recoil −25% (better).
Attachment effects reported for X-58 Nyx
The community-reported attachments for X-58 Nyx with the largest change to a key stat, according to CODMunity.
- 60 Round Mag (magazine): Magazine size +50% (better).
- No Stock (stock): Vertical recoil +30% (worse).
- LX3-V 409mm (barrel): Damage range +22% (better).
- QFL-S4.5 (laser): Sprint to fire speed −17% (better).
| Stat | ISO Nightshade | X-58 Nyx |
|---|---|---|
| Mobility | ||
| Movement speed | 4.80 m/s Ahead | 4.74 m/s |
| ADS movement speed | 3.20 m/s | 3.26 m/s Ahead |
| Sprint speed | 6.33 m/s Ahead | 6.27 m/s |
| Tactical sprint speed | 7.43 m/s Ahead | 7.31 m/s |
| Crouch movement speed | 2.23 m/s | 2.28 m/s Ahead |
| Strafe speed | 3.67 m/s Ahead | 3.63 m/s |
| Firing movement speed | 4.26 m/s Ahead | 4.25 m/s |
| Handling | ||
| ADS speed | 240 ms Ahead | 255 ms |
| ADS out speed | 300 ms | 260 ms Ahead |
| Sprint to fire speed | 110 ms Tie | 110 ms Tie |
| Reload time | 3267 ms | 2767 ms Ahead |
| Raise speed | 967 ms Ahead | 1367 ms |
| Drop speed | 500 ms Ahead | 600 ms |
| Recoil | ||
| Vertical recoil | 40.9 | 36.0 Ahead |
| Horizontal recoil | 13.3 | 10.5 Ahead |
| Vertical gun kick | 36.5 | 34.6 Ahead |
| Horizontal gun kick | 5.6 | 3.4 Ahead |
| ADS idle sway | 0.54° Tie | 0.54° Tie |
| ADS gun bob | 0.09° Tie | 0.09° Tie |
| Range and bullets | ||
| Bullet velocity | 530 m/s Ahead | 450 m/s |
| Damage range | 100% Tie | 100% Tie |
| Bullet penetration | 9.0 in Tie | 9.0 in Tie |
| Hip fire and flinch | ||
| Hip idle sway | 1.63° Tie | 1.63° Tie |
| Hip gun bob | 1.09° Tie | 1.09° Tie |
| Hip turn sway | 20.9° Tie | 20.9° Tie |
| Flinch received | 0.22x Tie | 0.22x Tie |
| Fire rate and ammo | ||
| Headshot multiplier | 1.30x Tie | 1.30x Tie |
"Ahead" marks the better value of a row; "not reported" means no value, not zero.
Pick rates and tiers
Community-reportedOther sites' own figures and opinions about ISO Nightshade and X-58 Nyx, not Activision data.
| Figure | ISO Nightshade | X-58 Nyx |
|---|---|---|
| Multiplayer pick rate (CODMunity) | 6.2% | 3.5% |
| ggranked tier | Tier S, 761 ms time to kill | Tier A, 836 ms time to kill |
| DMZ Radar tier | Tier S | Tier S |
| Community builds listed | 2 Multiplayer and 1 DMZ | 3 Multiplayer and 2 DMZ |
Latest official changes
The newest patch notes that change ISO Nightshade or X-58 Nyx, as listed on this site.
ISO Nightshade: First weapon tuning update, October 28, 2026
- Left Lower Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Left Upper Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Left Hand Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Right Lower Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Right Upper Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Right Hand Damage Multiplier changed from 0.95 to 1 (+5.3%).
X-58 Nyx: First weapon tuning update, October 28, 2026
- Head Damage Multiplier changed from 1.25 to 1.3 (+4%).
- Left Lower Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Left Upper Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Left Hand Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Right Lower Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Right Upper Arm Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Right Hand Damage Multiplier changed from 0.95 to 1 (+5.3%).
- Max Damage Range changed from 437 to 460 (+5.3%).
- Mid Damage Range 1 changed from 788 to 815 (+3.4%).
Weapon pages, builds and tools
More SMGs comparisons
Other pair pages with ISO Nightshade
Other pair pages with X-58 Nyx
Frequently asked questions
What do the Apex Attachments of ISO Nightshade and X-58 Nyx do?
ISO Trace (ISO Nightshade): RFID ammunition tags targets on impact and shows their movement and direction as a red dot on the optic display. It blocks optic and ammunition attachments. X-58 Void (X-58 Nyx): Subsonic modification: very quiet fire, hides skulls on enemy deaths and minimizes directional hit indicators. It blocks barrel and ammunition attachments.
Where is ISO Nightshade ahead of X-58 Nyx, and where is X-58 Nyx ahead?
On CODMunity's base values (community-reported, read November 4, 2026): ISO Nightshade is ahead on raise speed (wide), drop speed (clear), bullet velocity (clear), fire rate (clear), ADS speed (moderate), tactical sprint speed (tiny), and 4 other rows. X-58 Nyx is ahead on horizontal gun kick (wide), magazine size (wide), reserve rounds (wide), total rounds (wide), horizontal recoil (wide), reload time (clear), and 5 other rows.
How often are ISO Nightshade and X-58 Nyx picked, and what tiers do they have?
CODMunity's Multiplayer pick rate is 6.2% for ISO Nightshade and 3.5% for X-58 Nyx, so ISO Nightshade is picked about 1.8 times as often. ggranked places ISO Nightshade in tier S and X-58 Nyx in tier A. ggranked gives a time to kill of 761 ms for ISO Nightshade and 836 ms for X-58 Nyx; that is the site's own calculation, not a published value. DMZ Radar places both weapons in tier S. These are community figures, not Activision data: CODMunity and the tier lists, read November 4, 2026.