POC vs TCV

POC (Proof of Concept) and TCV (Total Contract Value) both come up in business conversations and get confused. Here's the plain-English difference, side by side, so you can use each one with confidence.

The key difference: POC refers to proof of concept, while TCV refers to total contract value — they describe different things even when they show up in the same sentence.

POC — Proof of Concept

A small, time-boxed demonstration that a proposed solution will work in the customer's environment before they commit to a full purchase.

Full POC definition →

TCV — Total Contract Value

The total value of a customer contract over its entire term, including one-time and recurring fees.

Full TCV definition →

When to use POC

Reach for "POC" when the conversation is specifically about proof of concept. A small, time-boxed demonstration that a proposed solution will work in the customer's environment before they commit to a full purchase.

When to use TCV

Reach for "TCV" when the conversation is specifically about total contract value. The total value of a customer contract over its entire term, including one-time and recurring fees.

FAQs

What is the difference between POC and TCV?

POC stands for Proof of Concept — A small, time-boxed demonstration that a proposed solution will work in the customer's environment before they commit to a full purchase. TCV stands for Total Contract Value — The total value of a customer contract over its entire term, including one-time and recurring fees.

Are POC and TCV the same thing?

No. They're often used in the same conversation because they're related, but they describe different concepts. POC = Proof of Concept. TCV = Total Contract Value.

When should I use POC vs TCV?

Use POC when you're specifically referring to proof of concept. Use TCV when the topic is total contract value.