Ant-type Kaiju vs The Champion of the Universe (Marvel Tōkon): who would win?

The Champion of the Universe (Marvel Tōkon) favored — Slight edge (~55%)

Ant-type Kaiju · Kaiju No. 8 · Base

Tier
7-C
Attack Potency
Town Level+
Speed
Subsonic
Durability
Town Level+

The Champion of the Universe (Marvel Tōkon) · Marvel · Base

Tier
7-C, up to 4-C
Attack Potency
Town Level, up to Star Level
Speed
Supersonic+
Durability
Star Level

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