Tidal Wave (Dreamwave Unicron Trilogy) vs Rin Shinonome: who would win?

Rin Shinonome favored — Slight edge (~55%)

Tidal Wave (Dreamwave Unicron Trilogy) · Transformers · Mirage

Tier
HIGH 7-A
Attack Potency
Large Mountain Level
Speed
Superhuman, up to Massively Hypersonic+
Durability
Large Mountain Level

Rin Shinonome · Kaiju No. 8 · Base

Tier
7-A
Attack Potency
Mountain Level+
Speed
High Hypersonic
Durability
Mountain Level+

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