Whether you’re looking for something to clean your hardwood, tile, or carpeted floors, finding the best vacuum cleaner is vital to the health of your home. Because crumb-cleanup is a frequent chore, many look into the best robot vacuums as an ideal hands-off solution. However, many don’t know much about these gadgets and wonder if the hype is worth the price. One common question is how long to charge a robot vacuum until it has a full battery. Below, we’ll answer this as we dive into the specifics.
We have articles covering how robot vacuum mapping works if you read this and are hungry for more info. For a look into specific models, head over to our comparison of the Roomba i3+ vs i7+.
The Roomba user manual recommends charging your vacuum for at least three hours before using it for the first time.
A robot vacuum cleaner’s battery capacity varies by brand. However, you can usually expect the battery to last between 60-90 minutes per cleaning cycle. Once the battery dies, a robot cleaner must be plugged into the charging dock and let sit until the machine indicates that it’s fully charged.
Robot vacuums take 2-3 hours to reach a full charge. And it’s crucial to fully charge your robot after each cycle, as having a battery at 100% improves the cleaning experience.
When going to plug in your vacuum, ensure the device is correctly placed in the dock charger and always check for anything stuck in the cleaning brushes or wheel cavity. Keeping your vacuum clean and free of obstruction is a great way to preserve its battery life.
Another thing to remember is that many of these devices have features allowing them to charge independently. For more on this, we have an article explaining how a robot vacuum finds its charging dock.
If you’re purchasing a new battery for your device, make sure you get a battery approved by the manufacturer. Not all batteries will work properly, and some can damage the electronics.
Something else to be aware of is that robot vacuums often have lights that indicate various battery levels. Below are the light indicators for a Roomba vacuum, but keep in mind they might not apply to other brands:
If you liked this article and want to read more robot-vacuum-related content, check out our guide explaining how loud robot vacuums are.
STAT: A Roomba’s battery should last up to 400 charging cycles. (source)