Atom Eve (Comics) vs Idea of Evil: who would win?

Idea of Evil favored — Slight edge (~55%)

Atom Eve (Comics) · Invincible · First Resurrection

Tier
LOW 5-B
Attack Potency
Small Planet Level
Speed
Massively Hypersonic+, up to Relativistic+
Durability
Athlete Level, up to Small Planet Level

Idea of Evil · Berserk · Base

Tier
LOW 5-B
Attack Potency
Small Planet Level
Speed
Massively Hypersonic, up to Omnipresent
Durability
Large Mountain Level

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