Helldivers 2 Primary Weapons Tier List – A Practical Guide

As someone who's spent dozens of missions across all factions, I know how overwhelming the primary weapon roster in Helldivers 2 can feel. Every gun has trade-offs—ammo, range, armor penetration, heat/overheating, and situational utility all come into play. Rather than just rank things abstractly, this list is built around how these weapons perform in real missions, with a lens toward flexibility, ease of use, and faction matchups.

I'll break things down into tiers (S, A, B, C), but also highlight in which situations a lower-tier weapon can still shine. Use it as a map, not a rigid law.

Evaluation Criteria

Before listing, here's how I judge:

1. Versatility — How many factions and mission types the weapon can handle decently.
2. Performance ceiling — DPS, burst potential, armor penetration, overheat or reload efficiency.
3. Ease of use — Recoil, spread, handling, aiming, ammo constraints.
4. Situational power — Whether a weapon has niche strength (like crowd control, area damage, good vs bots or bugs).
5. Upgrade scaling — Some weapons benefit more from attachments or mods, so their growth matters.

Also: faction matchups (Illuminate, Terminids, Automatons) shift the balance. What's “S” in a bug swarm might be mediocre vs a heavy bot.

Finally: this is for primary (main) weapons — I don't include secondaries, stratagems, or support weapons here (though they absolutely matter in loadout synergy).

Tier List: Primaries

S Tier (Top picks you can't go wrong with)

These weapons are flexible, strong, and often end up in “go-to” loadouts.

• AR-2 Coyote 
  This new Warbond rifle has made a huge splash in the community. It fires incendiary rounds that are extremely effective against bugs and medium-armored Terminids, and its medium armor penetration gives it viability vs tougher targets. Players are already pleading “please don't nerf it.” 
  Downsides: it lacks high magazine upgrades and is less optimal vs heavily armored automatons.
• SG-225 Breaker / SG-225IE (Incendiary Breaker) 
  A staple shotgun choice. In many faction lists, Breaker (especially incendiary variant) sits near the top vs Illuminate and Terminids. 
  The incendiary version adds strong burn damage, making it more effective against organic foes, though its utility vs bots is reduced.
• Plasma / Energy weapons (PLAS-101 Purifier, PLAS-1 Scorcher, LAS variants) 
  These show up in several high-rank lists, especially vs Automatons, where energy weapons often exploit weak spots and bypass armor well. 
  For example, PLAS-101 Purifier is often cited as a go-anywhere pick.
• LAS-17 Double-Edge Sickle 
  It combines good damage, manageable recoil, and versatility, making it a top pick in many lists.
• R-36 Eruptor 
  A bolt-action explosive projectile weapon. Its splash damage and burst potential are excellent in clustered engagements, especially vs Illuminate and Terminids. It can be vulnerable in prolonged fights, but it's among the higher ceilings.

If you're looking to maximize your loadouts, knowing which weapons dominate the current meta makes all the difference. Pairing top-tier primaries like the AR-2 Coyote or SG-225 Breaker with smart stratagems can give you the edge in high-pressure missions. And for those who want quicker progression, you'll often find Helldivers 2 items for sale across player markets to round out your arsenal.

A Tier (Strong choices, with trade-offs or situational constraints)

These are very solid weapons; just be aware of their limitations.

• Incendiary Breaker (if not quite top) 
  Already mentioned above; in some lists it slots into A rather than S depending on the meta.
• Arc-12 Blitzer / Pulsed / Energy hybrid rifles 
  These weapons can deliver good damage and sometimes special utility, but often struggle when swarms or armor overwhelm.
• Adjudicator / AR-class mid options 
  These tend to sit in the “solid but unexciting” slot: dependable in many situations but not dominant.
• VG-70 Variable 
  It has versatility in firing modes, but its damage or ammo constraints may hold it back from the top tier.
• MG / SMG / mid-range weapons that excel in specific roles 
  These include MP-98 Knight, SMG-series, etc. They're often fine in close combat or support roles, but fall behind in long range or against high-armor targets.

B Tier (Situational / niche picks)

These work, but generally underperform in many scenarios.

• Weapons with good concept or niche, but lacking flexibility.
• They might require very specific modifiers or careful play (good aim, perfect positioning) to shine.
• Sometimes their ammo, reload/dropoff, or recoil make them clunky.

You might bring them into specialist builds or duo/solo runs where you know the map and enemy composition, but they're not always safe in public or random missions.

C Tier (Least recommended as primary)

• Weapons with too many compromises: weak damage, poor scaling, limited ammo, or awkward mechanics.
• Many of them are saved as fun or experimental picks, not reliable daily choices.
• Examples include some older rifles or ones overshadowed by newer Warbond options.
• Also some weapons that are “cute but niche” may fall here pending buffs or reworks.

Faction Interaction & Meta Notes

A critical nuance: a top-tier weapon in one faction can drop in efficacy against another. Some takeaways:

• Versus Terminids (bugs) 
  Crowd control, AoE, burn, high DPS matter. Shotguns (Breaker variants), incendiary rifles, or weapons with area splash shine.
• Versus Automatons (robots / heavily armored) 
  Pierce, precision, energy damage, and weak-spot targeting are key. So energy/laser weapons and rifles with good headshot potential rise.
• Versus Illuminate (mixed ranged + horde) 
  You need flexibility — suppressors, burst, and burn help with both melee/drones and shining targets.

Also, updates and balance patches frequently change weapon stats or modifier potentials, which may shift the meta. Always test weapons in your favorite mission types rather than blindly following the list.

Recommended Loadout Strategy (For Primaries)

1. Pick one “all-rounder” S or A tier weapon you're comfortable with. This is your fallback.
2. If possible, carry a secondary or stratagem that complements your primary's weakness (e.g. if your primary is weak at long range, bring a precision secondary or anti-bot stratagem).
3. Customize wisely — mods that help with recoil, magazine size, heat control, or armor penetration often make more difference than pure damage boosts.
4. Adapt to mission / faction — don't force-break your favorite into a map where it struggles. Use crowd control or support stratagems accordingly.
5. Upgrade when it scales well — some primes get much better with attachments; others plateau early.

Summary

In Helldivers 2, the best primary weapons aren't just those with raw numbers — the top picks combine versatility, upgrade potential, handling, and performance across factions. A few standouts (like AR-2 Coyote, SG-225 Breaker (incendiary included), and strong energy weapons) repeatedly show up in “best of” lists. But what matters more is how you integrate your primary into a balanced loadout, and how well it serves you in your preferred mission types.