Metrics · C4 Economics & metrics
LTV:CAC
Also: LTV-to-CAC ratio
Definition. Lifetime value divided by acquisition cost; a headline measure of GTM efficiency (3:1 is a common rule-of-thumb target).
Related terms
Where this sits
Part of the Metrics set within the GTM World Model — cluster C4, Economics & metrics.
How to cite this
@misc{shalvi_gtm_ltv_cac,
author = {Singh, Shalvi},
title = {LTV:CAC — GTM World Model Glossary},
year = {2026},
url = {https://shalvisingh.com/gtm/glossary/ltv-cac}
} Singh, Shalvi. "LTV:CAC — GTM World Model Glossary." shalvisingh.com, 2026. https://shalvisingh.com/gtm/glossary/ltv-cac