Soya Sazanami vs Triceratons: who would win?

Soya Sazanami favored — Slight edge (~55%)

Soya Sazanami · Kagurabachi · Base

Tier
9-A
Attack Potency
Small Building Level
Speed
Massively Hypersonic
Durability
Small Building Level

Triceratons · Teenage Mutant Ninja Turtles · Base

Tier
9-A, up to 5-A
Attack Potency
Small Building Level, up to Large Planet Level
Speed
Hypersonic
Durability
Small Building Level

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