Is the Spirit XT685 worth buying?

Yes — the Spirit XT685 is worth buying if you want a sturdy home treadmill for serious walking, jogging, or running and you care more about durability than flashy streaming features. It is usually positioned as a higher-end home treadmill with a strong frame, roomy running surface, powerful motor class, and incline training, making it a good fit for frequent use.

I would buy it if: you want a durable treadmill for multiple users, prefer physical controls over app-first screens, and have the space for a large, heavy machine.

I would skip it if: you want a compact folding treadmill, built-in entertainment classes, a budget machine, or something easy to move around.

Before buying, verify the current XT685 specs, warranty terms, delivery/assembly options, and return policy from the seller, because Spirit model details and promotions can change.