Best FiNN LMG build and loadout in MW4

Data updated 4 Nov 2026 · Latest official patch: 2 Nov 2026

CODMunity ranks the FiNN LMG Mobility build highest in Multiplayer, at its Very good tier; 1 other build shares that tier and this one is listed first. Its attachments in Gunsmith order: Muzzle: XRK Mil-Tac Suppressor; Barrel: FTAC MOD3-LK 15"; Rear Grip: Schlager KM60-G; Stock: No Stock; Laser: SZ Gen.6 PEQ. CODMunity reports a 2.5% Multiplayer pick rate for the FiNN LMG, rank 18 of 28 weapons with a reported rate.

CODMunity gives DMZ builds no tier, so none of its 2 DMZ builds for the FiNN LMG (Long Range and Apex Attachment) is ranked above another. DMZ Radar places the FiNN LMG in tier A for DMZ PvP.

Community-reportedBuilds and pick rate: CODMunity, read November 4, 2026. Tiers: ggranked and DMZ Radar.

FiNN LMG stats Open the top build in the builder

Top FiNN LMG build in Multiplayer

The highest-tier FiNN LMG build in CODMunity's Multiplayer list, last changed on October 26, 2026. The Versatile build is at the same tier and shown with it.

Mobility Very good
1. MuzzleXRK Mil-Tac Suppressor
2. BarrelFTAC MOD3-LK 15"
3. Rear GripSchlager KM60-G
4. StockNo Stock
5. LaserSZ Gen.6 PEQ
What it changes
- Vertical recoil: 49.0 to 65.3+33.2% worse
- Horizontal recoil: 17.3 to 23.0+33.2% worse
- ADS movement speed: 2.03 to 2.61 m/s+28.6% better
- Sprint to fire speed: 237 to 177 ms−25.4% better
- ADS speed: 400 to 352 ms−12.1% better
CODMunity build codeL03-3M64W-D7U11

Open in the builder: FiNN LMG Mobility build
Versatile Very good
1. OpticZLR Type C
2. MuzzleXRK Mil-Tac Suppressor
3. Rear GripXRK Singularity-13
4. StockEXP Bulldog-9
5. LaserSZ Gen.6 PEQ
What it changes
- Sprint to fire speed: 237 to 183 ms−22.8% better
- ADS speed: 400 to 360 ms−10.1% better
- Vertical recoil: 49.0 to 51.9+6% worse
- Horizontal recoil: 17.3 to 18.3+6% worse
- ADS movement speed: 2.03 to 1.95 m/s−4% worse
1 of 5 attachments has no listed stat change.
CODMunity build codeL03-AXK82-FG231-1

Open in the builder: FiNN LMG Versatile build

What the top FiNN LMG build changes

Main stats the Mobility build makes better: ADS movement speed +28.6% (better), Sprint to fire speed −25.4% (better), ADS speed −12.1% (better), Movement speed +8.2% (better).

What it gives up, main stats that get worse: Vertical recoil +33.2% (worse), Horizontal recoil +33.2% (worse).

Attachment by attachment in the top FiNN LMG build

Each attachment of the Mobility build as the community sources list it, with the biggest changes in CODMunity's game data.

Muzzle: XRK Mil-Tac Suppressor (Suppressor). Pros: Sound suppression; Firing stability. Cons: Aim-down-sight speed. Biggest listed changes: ADS speed +4% (worse).
Barrel: FTAC MOD3-LK 15" (Light Barrel). Biggest listed changes: ADS movement speed +9% (better), Vertical recoil +9% (worse), Horizontal recoil +9% (worse).
Rear Grip: Schlager KM60-G (Assault Grip). Biggest listed changes: Vertical recoil −6% (better), Horizontal recoil −6% (better), ADS speed +3% (worse).
Stock: No Stock. Biggest listed changes: Vertical recoil +30% (worse), Horizontal recoil +30% (worse), ADS movement speed +18% (better).
Laser: SZ Gen.6 PEQ (Bright ADS Laser). Biggest listed changes: Sprint to fire speed −17% (better), ADS speed −8% (better).

Other FiNN LMG Multiplayer builds

2 more Multiplayer builds, from Very good tier down to Viable tier.

FiNN LMG Multiplayer builds listed by CODMunity
Style	CODMunity tier	Attachments in Gunsmith order	Biggest listed changes	Build code	Updated	Builder
Versatile	Very good	Optic: ZLR Type C; Muzzle: XRK Mil-Tac Suppressor; Rear Grip: XRK Singularity-13; Stock: EXP Bulldog-9; Laser: SZ Gen.6 PEQ	Sprint to fire speed −22.8% (better), ADS speed −10.1% (better), Vertical recoil +6% (worse)	`L03-AXK82-FG231-1`	October 27, 2026	Open the FiNN LMG Versatile Multiplayer build in the builder
Apex Attachment	Viable	Optic: ZLR Type C; Muzzle: XRK Mil-Tac Suppressor; Barrel: TA N-VCX 18"; Rear Grip: Schlager KM60-G; Laser: SZ Gen.6 PEQ; Apex Attachment: FiNN Adverse	Vertical recoil −19.2% (better), Horizontal recoil −19.2% (better), Sprint to fire speed −14.5% (better)	`L03-AXK53-ZKFJ1-1`	October 25, 2026	Open the FiNN LMG Apex Attachment Multiplayer build in the builder

FiNN LMG builds in DMZ

2 DMZ builds, in the order the source gives; DMZ builds carry no tier.

FiNN LMG DMZ builds listed by CODMunity
Style	Attachments in Gunsmith order	Biggest listed changes	Build code	Updated	Builder
Long Range	Optic: KV Corsac Holo; Muzzle: FSS IS300; Barrel: TT Seongun 508mm; Magazine: 150 Round Box Mag; Stock: Hanbit Tech50 Gen.5	Magazine size +50% (better), Damage range +42.6% (better), Bullet velocity +39.2% (better)	`L03-VJTX6-5KHL1-1`	October 27, 2026	Open the FiNN LMG Long Range DMZ build in the builder
Apex Attachment	Optic: KV Corsac Holo; Muzzle: FSS IS300; Barrel: TA N-VCX 18"; Magazine: 150 Round Box Mag; Rear Grip: FTAC R7 Wrap; Apex Attachment: FiNN Adverse	Magazine size +50% (better), ADS speed +32% (worse), Bullet velocity +25.3% (better)	`L03-VJU9Y-W1HJ1-1`	October 27, 2026	Open the FiNN LMG Apex Attachment DMZ build in the builder

Official FiNN LMG numbers

Activision's launch weapon sheet gives the FiNN LMG 587 RPM and a 100-round magazine with 100 reserve rounds. It unlocks at Player Level 4 and has 59 weapon levels. Among LMGs its fire rate ranks 2 of 3 and its magazine ranks 1 of 3. Activision describes the FiNN LMG this way: Open-bolt, belt-fed LMG that is light, mobile and stable, with a high fire rate and strong recoil control. Its caliber is 5.56 mm. Its Apex Attachment is the FiNN Adverse. Tempest Armament modification that unthrottles the rate of fire. Sustained fire overheats the gun until it cools down. Activision lists no blocked attachment types for it.

Activision publishes no damage or time to kill.

FiNN LMG pick rate, tier and time to kill

Community tier and time to kill placements of the FiNN LMG
Source	Entry	Tier	Time to kill	Note
ggranked	FiNN LMG	Tier C	1,088 ms	Base weapon
ggranked	FiNN Adverse	Tier C	1,473 ms	With Apex Attachment
DMZ Radar	FiNN LMG	Tier A	Not reported	DMZ PvP tier, no time to kill published; unchanged

Of the 3 LMGs ggranked gives a figure for, the FiNN LMG has the lowest.

ggranked's figure is that site's own measure, not an Activision number.

Since the October 24, 2026 reading ggranked moved the FiNN LMG and changed its time to kill from 1086 ms to 1088 ms (2 ms higher).

Since the October 24, 2026 reading ggranked moved the FiNN Adverse and changed its time to kill from 1469 ms to 1473 ms (4 ms higher).

CODMunity's pick rate for the FiNN LMG was 0.7% on October 28, 2026; it is 2.5% now.

Latest official FiNN LMG changes

Activision's patch notes dated October 28, 2026 list these changes for the FiNN LMG:

Mid Damage Range 1: 1720 to 1620 (−5.8%)
Left Upper Arm Damage Multiplier: 1.1 to 1 (−9.1%)
Right Upper Arm Damage Multiplier: 1.1 to 1 (−9.1%)

The builds above were read on November 4, 2026, after this patch. First weapon tuning update

Builds for a goal

Community-reportedCalculated on this site from CODMunity's community-reported stat multipliers: for each goal, the attachments that do most for it within the Gunsmith limit. These are not a community recommendation and were not tested in the game.

A main stat outside the goal that an attachment makes worse counts against it at half of the weight of a goal stat. How the goals are worked out

Recoil controlA calculation made on this site, not a community recommendation
1. MuzzleCorvus LVL-40
2. BarrelTA N-VCX 18"
3. Rear GripSchlager KM60-G
4. LaserSTOVL IRX-6
Gets better
- Horizontal recoil−43.6% better
- Vertical recoil−19.2% better
- Bullet velocity+8% better
Trade-offs: gets worse
- ADS speed+19.9% worse
- ADS movement speed−5% worse
- Movement speed−3% worse
- Sprint to fire speed+3% worse
- Sprint speed−2% worse
Open in the builder: FiNN LMG recoil control set
Fast aimA calculation made on this site, not a community recommendation
1. Rear GripXRK Singularity-13
2. LaserSZ Gen.6 PEQ
Gets better
- Sprint to fire speed−22.8% better
- ADS speed−13.5% better
Trade-offs: gets worse
- Vertical recoil+6% worse
- Horizontal recoil+6% worse
Open in the builder: FiNN LMG fast aim set
MobilityA calculation made on this site, not a community recommendation
1. BarrelFTAC MOD3-LK 15"
2. StockHanbit Tech50 Gen.5
3. LaserCorio 4DV-3
Gets better
- ADS movement speed+29.1% better
- Movement speed+9.3% better
- Sprint speed+5.1% better
- ADS speed−3% better
- Sprint to fire speed−3% better
Trade-offs: gets worse
- Vertical recoil+9% worse
- Horizontal recoil+9% worse
Open in the builder: FiNN LMG mobility set
Long rangeA calculation made on this site, not a community recommendation
1. MuzzleEXP V-Tac Suppressor
2. BarrelTT Seongun 508mm
3. Ammunition5.56 NATO High Velocity
Gets better
- Bullet velocity+68.5% better
- Damage range+45.1% better
- Vertical recoil−6.9% better
- Horizontal recoil−6.9% better
Trade-offs: gets worse
- ADS speed+13.4% worse
- Sprint to fire speed+10.2% worse
- ADS movement speed−5% worse
- Movement speed−4% worse
- Sprint speed−2% worse
Open in the builder: FiNN LMG long range set
Fire rate and ammoA calculation made on this site, not a community recommendation
1. Magazine150 Round Box Mag
Gets better
- Magazine size+50% better
Trade-offs: gets worse
- Reload time+21% worse
- ADS movement speed−5% worse
- ADS speed+5% worse
- Movement speed−3% worse
- Sprint speed−3% worse
Open in the builder: FiNN LMG fire rate and ammo set

Frequently asked questions

What is the best FiNN LMG build in MW4?

CODMunity ranks the Mobility build highest for the FiNN LMG in Multiplayer, at its Very good tier; 1 other build shares that tier and this one is listed first. Attachments in Gunsmith order: Muzzle: XRK Mil-Tac Suppressor; Barrel: FTAC MOD3-LK 15"; Rear Grip: Schlager KM60-G; Stock: No Stock; Laser: SZ Gen.6 PEQ. Build code L03-3M64W-D7U11.

How often is the FiNN LMG picked in Multiplayer?

2.5% (CODMunity), rank 18 of 28. Most picked: the Hyeon Burst, 9.9%.

What does the top FiNN LMG build give up?

Main stats that get worse in CODMunity's game data: Vertical recoil +33.2% (worse), Horizontal recoil +33.2% (worse).

How fast does the FiNN LMG kill, and how does DMZ rank it?

ggranked lists 1,088 ms, tier C, its own measure. DMZ Radar: tier A for DMZ PvP.

Builds and pick rate: CODMunity, read November 4, 2026. Tiers and time to kill: ggranked and DMZ Radar, read November 4, 2026. Official numbers: Activision, updated October 24, 2026.