The answer to 'roof repair vs' is that roof repair and roof replacement are both viable options for addressing issues with your roof, but they have different benefits, costs, and use cases. Roof repair involves fixing or replacing specific damaged or worn-out sections of your roof, while roof replacement involves completely removing and replacing your entire roof system.
Roof repair is generally a more cost-effective solution if the damage is localized and the rest of your roof is in good condition. It can extend the life of your roof and is a good option if you're on a tighter budget. Roof replacement, on the other hand, is a more comprehensive solution that addresses the entire roof system. It's a better choice if your roof is nearing the end of its lifespan or if the damage is widespread. Roof replacement can also improve the overall appearance and energy efficiency of your home.