Mina Ashiro vs Frankenstein (Godzilla): who would win?

Mina Ashiro favored — Favored (~65%)

Mina Ashiro · Kaiju No. 8 · Base

Tier
HIGH 6-B, up to HIGH 6-A
Attack Potency
Large Country Level, up to Multi-Continent Level
Speed
High Hypersonic, up to Ftl
Durability
Mountain Level+, up to Large Country Level

Frankenstein (Godzilla) · Godzilla · Base

Tier
HIGH 6-B
Attack Potency
Large Country Level
Speed
Superhuman, up to Supersonic
Durability
Town Level, up to Large Country Level

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