Giant Fire Beetle vs Sumire Kakei/Shigaraki: who would win?

Sumire Kakei/Shigaraki favored — Slight edge (~55%)

Giant Fire Beetle · Dungeons & Dragons · Base

Tier

10-C, up to 9-B

Attack Potency

Below Average Human Level, up to Wall Level

Speed

Subsonic

Durability

Below Average Human Level, up to Wall Level

Sumire Kakei/Shigaraki · Naruto · Base

Tier

10-C, up to 5-B

Attack Potency

Below Average Human Level, up to Planet Level

Speed

Massively Hypersonic

Durability

Below Average Human Level, up to Planet Level

A heuristic estimate from normalized VS Battles Wiki stats: tier, attack potency, speed and durability.