Sea God vs Dragon Orphnoch: who would win?

Dragon Orphnoch favored — Slight edge (~55%)

Sea God · Berserk · Base

Tier
HIGH 7-C, up to 7-B
Attack Potency
Large Town Level, up to City Level
Speed
Subsonic+
Durability
Large Town Level

Dragon Orphnoch · Kamen Rider · Dragon Orphnoch

Tier
7-C
Attack Potency
Town Level+
Speed
Relativistic+, up to Massively Ftl
Durability
Town Level+

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