Bed of Chaos vs Demon Anguirus: who would win?

Too close to call

Bed of Chaos · Dark Souls · Base

Tier: 4-C
Attack Potency: Star Level
Speed: Immobile, up to Supersonic
Durability: Star Level

Demon Anguirus · Godzilla · Base

Tier: HIGH 5-A
Attack Potency: Brown Dwarf Level+
Speed: Subsonic
Durability: Unknown

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