All 7 monsters that drop Mithril full helm, ranked by realistic quantity per hour — not just drop rate. Change the seconds-per-kill for any monster to match your own speed. 2 other sources aren’t ranked; see why below.
Drop data: Mithril full helm on the OSRS Wiki
| Monster | Drops (rarity · quantity) | Avg/kill | Sec/kill | Kills/hr | Qty/hr | GP/hr |
|---|---|---|---|---|---|---|
8/128 · 1 |
0.062 | 32 | 112 | 7 | ||
4/128 · 1 |
0.031 | 19 | 189 | 5.9 | ||
1/128 · 1 |
1 per 128 kills | 11 | 327 | 2.6 | ||
5/128 · 1 |
0.039 | 59 | 61 | 2.4 | ||
1/128 · 1 |
1 per 128 kills | 18 | 200 | 1.6 | ||
1/143 · 1 |
1 per 143 kills | 17 | 212 | 1.5 | ||
1/128 · 1 |
1 per 128 kills | 25 | 144 | 1.1 |
These also drop it but aren’t included in the ranking above. They’re all superior slayer monsters: they only appear randomly (~1 in 200 kills) while you’re on a slayer task.
| Monster | Drops (rarity · quantity) | Avg/kill |
|---|---|---|
8/128 · 1 (3 rolls) |
0.188 | |
4/128 · 1 (3 rolls) |
0.094 |
Drop rates come from the OSRS Wiki and kill times are estimates, so mistakes happen. Tell us what's off and it'll be looked at.