Database size is significantly smaller than AncestryDNA. Best for Privacy & Full Genome: Nebula Genomics

Check if the company allows you to delete your data or opt out of research.

Users seeking maximum data privacy and the most comprehensive health data available. Quick Comparison Guide AncestryDNA MyHeritage Primary Focus Genealogy/Family Trees Health & Trait Reports European Ancestry Database Size ~27 Million ~12 Million ~8 Million Price Range ~$99 (Sales often 50% off) ~$99 - $199 ~$79 - $89 Sample Type Cheek Swab Wait Time 4–6 weeks 4–6 weeks What to Consider Before Buying

When buying a DNA kit, your choice depends on whether you want to find relatives, explore your heritage, or get health insights. As of 2026, is widely considered the best overall for genealogy due to its massive database of over 27 million samples. Top Recommendations for 2026 Best Overall for Genealogy: AncestryDNA

Buy AncestryDNA if you want to find your great-grandparents' records; buy 23andMe or Nebula Genomics if you want to know about your genetic health risks.

Provides whole genome sequencing, which reads nearly 100% of your DNA rather than just specific markers.

Understanding maternal and paternal haplogroups (deep ancestry) and health predispositions.