What Features Should I Look For in the Best Electric Toothbrush?

In addition to choosing between oscillating and sonic toothbrushes, these are a few other factors that you might want to think about.

• Future costs: You need to replace the brush head about every three months—more if you tend to brush with too much pressure. Heads range in price depending on the brand and type, so it's a good idea to check beforehand. Oral-B offers various types of heads in packs ranging from $9 for one to $55 for 10. Many brands offer subscriptions for cheaper. You can often find off-brand heads that cost less but work with the handle, though you might not get the same quality.
• Battery life: Electric toothbrushes have either rechargeable batteries or replaceable ones. Battery life depends on the brush, but it could need charging every week to every few months. Do you want to commit to keeping it charged, keeping a spare battery ...