THETOPOZICEV

The underlying models differ enough to explain most disagreements between them. Domain authority vs domain rating comes down to inputs: Moz’s score blends multiple factors including its own spam signals, while Ahrefs’ calculation rests more directly on the quantity and strength of referring domains. Neither attempts to predict rankings for a specific query. Both were built to compare sites at a glance, which is a narrower job than the industry uses them for.