All Marathon Weapons
Accuracy and headshot data are estimates. TTK values may differ from in-game results. Verified weapon stats rolling out now.Methodology

IMPACT H-AR

AR · 60m range · mag 18 · Launch March 2026

Impact H-AR is a S-tier AR in Marathon. At medium range (15–40m) against a Pro-skill player with a Standard (Grey) shield (140 EHP), it kills in 1.35s using 7 shots. Base stats: 18 damage · 400 RPM · 18-round mag · 2.79s reload.

Damage, RPM, magazine, and reload stats verified from the Bungie in-game Armory (Launch March 2026).

TTK · Medium · Pro · Standard (Grey) Shield
1.35s

vs 140 EHP (Standard (Grey))

7 shots to kill · 1 kills/mag

TTK by Range · Pro · Standard (Grey)
Short (<15m)1.20s7 shots
Medium (15–40m)1.35s7 shots
Long (40m+)1.65s8 shots
Best Case (Pro · Short · No Shield)

1.20s· 7 shots

TTK by Range · Pro · Standard (Grey) Shield (140 EHP)
RangeRankTTKShots
Short (<15m)
S#4
1.20s7
Medium (15–40m)
S#3
1.35s7
Long (40m+)
S#3
1.65s8
Base Stats
StatValue
Damage18
RPM400
Magazine18
Reload Speed2.79s
Range60m
Ammo TypeHeavy

Base unmodded stats only.

Compare with other ARs
RankWeaponShort TTK (<15m)Med TTK (15–40m)Long TTK (40m+)Tier
1Impact H-AR1.20s1.35s1.65sS
2M77 Assault Rifle1.33s1.87s3.07sA
3Overrun AR1.67s3.89s4.89sB
4V75 Scar9.50s16.50s81.57sC
Frequently Asked Questions

What is the Impact H-AR TTK in Marathon?

The Impact H-AR kills in 1.35s at medium range (15-40m) against a Pro-skill player with a Standard (Grey) shield (140 EHP). At short range (<15m) the TTK is 1.20s, and at long range (40m+) it is 1.65s. All figures use base, unmodded stats in the Launch March 2026 patch.

How many bullets does the Impact H-AR need to kill?

The Impact H-AR requires 7 shots at medium range against a Standard (Grey)-shield enemy. At short range it takes 7 shots, and at long range 8 shots. With a 18-round magazine that is approximately 1 kills per mag at medium range.

Is the Impact H-AR good in Marathon?

The Impact H-AR is S-tier at medium range (Pro skill, Standard (Grey) shield), ranking #1 among ARs. It is one of the fastest-killing weapons in its class.

What ammo does the Impact H-AR use?

The Impact H-AR uses Heavy ammo with a 18-round magazine and a 2.79s reload speed.

How does the Impact H-AR compare to other ARs in Marathon?

The Impact H-AR ranks #1 among 4 ARs at medium range (Pro skill, Standard (Grey) shield). It is the top AR in Launch March 2026 — no other AR kills faster at medium range. Class average TTK: 5.90s.

Performance Analysis

Range profile. The Impact H-AR TTK spans from 1.20s at short range (<15m) to 1.65s at long range (40m+) — a 38% TTK increase from closest to furthest bracket. This makes it a close-range specialist — TTK climbs significantly at longer distances. All three figures use Pro skill and Standard (Grey) shield ($140 EHP) at Launch March 2026 base stats.

Class standing. Among 4 ARs in Marathon, the Impact H-AR ranks #1 at medium range. It leads the class — no other AR kills faster at medium range in Launch March 2026. The AR class average is 5.90s at medium range — the Impact H-AR is 77% faster than average.

Combat profile. Dealing 18 damage per shot at 400 RPM, the Impact H-AR fires once every 0.150s. Against a Standard (Grey) shield ($140 EHP) at medium range, it needs 7 shots, using a 18-round magazine. At 2.79s reload, back-to-back kills without reloading are viable at medium range. Ammo type: Heavy.