The Breville Smart Oven Air Fryer Pro is a premium countertop oven used for daily toasting, roasting, air frying, and baking-often as a "mini oven" that reduces main-oven use. Failures commonly involve heating elements, convection fan motors, sensors that regulate temperature, and electronic controls.
Repair can make sense when performance drops due to a single component (fan noise, a failed element) and the quote stays comfortably under the threshold, especially if you rely on its large capacity and multi-function presets. Replacement is usually smarter if the control board is failing (random shutdowns, display issues), temperature regulation is erratic, or multiple functions degrade at once; those patterns suggest broader electrical wear.
Also consider how hard it's been used: frequent high-heat air fry cycles can accelerate element and fan wear. If the unit is older and repair approaches the threshold, a new model may deliver better efficiency, features, and reliability.