Element X vs Chimera Indura: who would win?

Too close to call

Element X · Ben 10 · Base

Tier: 4-B
Attack Potency: Solar System Level
Speed: Unknown
Durability: Unknown

Chimera Indura · Nanatsu no Taizai · Base Form

Tier: 4-B
Attack Potency: Solar System Level
Speed: Unknown
Durability: Unknown

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