Galleri Multi-Cancer Early Detection Test vs Prenuvo Whole-Body MRI

Specs, prices, editor verdict, and who should buy which — compared side-by-side.

By Ryan · Editor & Founder

Published May 3, 2026

Galleri

Multi-Cancer Early Detection Test

A blood test screening for 50+ cancers — the most-debated longevity diagnostic of 2026.

PRICE

$949/test

Prenuvo

The full-body MRI scan that became the longevity cocktail-party flex — and the diagnostic everyone debates.

PRICE

$999–$2,499/test

The verdict

These are close picks. Both score in the same range. The right call depends on buyer profile — read the per-buyer recommendations below.

Pick the Galleri Multi-Cancer Early Detection Test if

Buyers over 50, those with family cancer history, longevity-focused spenders adding a screening layer to standard surveillance.

Skip if

You're under 40 with no family history (false-positive math is unfavorable), or you can't afford the follow-up imaging if it triggers.

Pick the Prenuvo Whole-Body MRI if

Buyers with family history of cancer, anyone over 50, those who want imaging-based screening as part of their longevity baseline.

Skip if

You're prone to anxiety over uncertain findings, or you don't have $1K-2.5K to spend on a screening test.