The AG was a model of car built my Minerva.

In 1922 a smaller four-cylinder model was introduced to the Minerva lineup. It was called theAG. It was followed in 1923 by a four-cylinder 2-litre engine model. The engine produced 55hp and able to reach speeds of 50mph (80 kmh).

To this came a 3.4-litre six-cylinder model which was equipped with brakes on all four wheels wheels and a dry multi-plate clutch. The handbrake acted on the gear and the engine produced 82hp. The car had a top speed 62mph (100 kmh).

A new six-cylinder Model AB and another named the AF, which a 5.3-litre six-cylinder engine joined the market in 1925.