Which is better for pet hair?

Both handle pet hair. The Roomba j7 avoids pet waste and cords, which matters in homes with pets. The Teendow's brushless port resists hair tangles, but its 2300Pa suction is weaker on carpet.

Does the Teendow really mop?

Yes. It is a 2-in-1 vacuum and mop combo. The Roomba j7 only vacuums.

Which cleans carpet better?

The Roomba j7. Its suction is rated at 10x the Roomba 600 series and it is recommended for carpet. The Teendow is aimed at hardwood, tile and low-pile carpet.

Is the Roomba j7 worth the extra money?

At its $38.00 low on October 28, 2026 it is a strong buy for mapping and obstacle avoidance. At its $99.99 high on October 29, 2026 the gap narrows, and the Teendow's mopping and 3-year warranty become more attractive.

Which has the bigger dustbin?

The Roomba j7, at 0.11 gal versus 0.06 gal for the Teendow. Expect to empty the Teendow about twice as often.

Which is easier to carry between floors?

The Teendow, at 5 lb versus 7 lb for the Roomba j7.

Teendow BR151 Robot Vacuum and Mop vs iRobot Roomba j7 Robot Vacuum

Buy the iRobot Roomba j7 if you have pets or a mix of carpet and hard floors and want obstacle avoidance and room-by-room mapping. Buy the Teendow Br151 if you want a cheap vacuum-and-mop combo with a long runtime and a 3-year warranty. The Roomba j7's lowest daily price was $38.00 on October 28, 2026, against a high of $99.99 on October 29, 2026. No current price was given for the Teendow.

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