Heavy Weapons provide the most damage out of all weapon types in Fallout 4 (FO4). Read on to see the best heavy weapons, the list of heavy weapons, and the best heavy weapon perks to get!

All Heavy Weapons List

Launchers

Weapon	Damage	Weight
Piggy Bank Fat Man	568 Physical	30.7
Big Boy	468 Physical	30.7
Fat Man	468 Physical	30.7
Penetrating Chinese Grenade Launcher	250 Physical	21.4
Rapid Pipe Grenade Launcher	230 Physical	9.6
Saw Blade Launcher	156 Physical	12.7
Death From Above	150 Physical	21
Missile Launcher	150 Physical	21
Partystarter	150 Physical	21
Broadsider	108 Physical	27.4
Tesla Cannon	60 Energy	21
Junk Jet	14 Energy	29.9

Rapid-Fire

Weapon	Damage	Weight
Baseball Launcher	82 Physical	22.8
Heavy Incinerator	30 Physical 49 Energy	16.1
Cryolator	20 Energy	13.2
Final Judgment	14 Energy	19.3
Gatling Laser	14 Energy	19.3
Flamer	12 Energy	16.1
Plasma Thrower	12 Physical 12 Energy	4.2
Ashmaker	8 Physical	27.4
Minigun	8 Physical	27.4

Best Heavy Weapons

Big Boy

Big Boy	Damage	Ammo	Fire Rate
	468 Physical	Mini Nuke	1
	Range	Accuracy	Weight
	117	63	30.7

The Big Boy is the best Heavy Weapon in Fallout 4 as it can fire two mini-nukes at the same time. Due to its two-shot ability, you can completely obliterate areas with a lot of enemies in an instant.

Penetrating Chinese Grenade Launcher

Penetrating Chinese Grenade Launcher	Damage	Ammo	Fire Rate
	250 Physical	40mm Frag Grenade	11
	Range	Accuracy	Weight
	155	77	21.4

The Penetrating Chinese Grenade Launcher ignores a portion of your target's damage and energy resistance, which makes it ideal to use against heavily armored foes such as Brotherhood of Steel Knights and Enclave Soldiers.

Ashmaker

Ashmaker	Damage	Ammo	Fire Rate
	8 Physical	5 mm Round	272
	Range	Accuracy	Weight
	131	35	27.4

The Ashmaker can deal more damage than a regular minigun due to its ability of setting targets on fire, making this unique heavy weapon lethal to use against large groups.

Broadsider

Broadsider	Damage	Ammo	Fire Rate
	108 Physical	Cannonball	2
	Range	Accuracy	Weight
	203	63	27.4

The Broadsider is the only heavy weapon that can shoot cannonballs. These cannonballs deal exceptional damage and is perfect for going up against stronger enemies like Deathclaws and Yao Guais.

Cryolator

Cryolator	Damage	Ammo	Fire Rate
	20 Energy	Cryo Cell	90
	Range	Accuracy	Weight
	71	66	13.2

The Cryolator has a chance to freeze enemies, rendering them unable to move for a short period of time. This gun's special ability may save you on multiple occasions by immobilizing your opponents just as you're about to die.

Death From Above

Death From Above	Damage	Ammo	Fire Rate
	150 Physical	Missile	2
	Range	Accuracy	Weight
	203	65	21

The Death From Above gives you the most mobility out of all heavy weapons with its unique effect of increasing your movement speed while aiming. With this, you can move around quicker before sending a deadly missile at your target.

Best Heavy Weapon Perks

What Perks to Equip for Heavy Weapon Users

Perk	Simplified Effect
Heavy Gunner	Improves damage and hip-fire accuracy for heavy weapons.
Quick Hands	Increases reloading speed.
Demolition Expert	Increases explosives damage.
Strong Back	Increases carry weight.
Bloody Mess	When an enemy explodes, nearby enemies may suffer the same fate.
Scrounger	You find more ammunition in containers.

Best Perks Tier List

Fallout 4 Related Guides

List of All Weapons

All Weapon Guides