Difference Between Car Keys, Remotes and Key Fobs

The terms car key, remote and key fob are often used interchangeably, which can cause confusion when trying to describe an issue over the phone.

Traditional Car Keys

A traditional car key is a physical cut key that operates the door lock and ignition mechanically, sometimes with an embedded transponder chip for immobiliser recognition.

Remotes

A remote typically refers to the buttons used to lock, unlock or trigger the alarm on a vehicle from a short distance, often built into or alongside a physical key.

Key Fobs

Key fob is a broader term often used for the handheld unit that combines remote functions, and in some vehicles works with proximity or push-button start systems rather than a traditional metal key.

Why the Distinction Matters

Knowing which type of key system your vehicle uses helps when describing an issue and can help a locksmith identify the right replacement or repair approach more quickly.