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Best Budget Robot Vacuums and Mop Combos Under $800

This guide is for anyone who wants a robot vacuum without paying flagship prices. The six picks run from $150 for a basic vacuum-only robot to $800 for vacuum-mop combos with docks that empty the bin and wash the mop.

6 products compared · prices checked October 2026 · As an Amazon Associate I earn from qualifying purchases.

Our picks

Compare at a glance

ProductTypical priceSuctionNavigationMoppingSelf-empty dockBest for
eufy RoboVac 11S MAX$1502,000 PaBounce pattern (no mapping or app)NoNo (charging base only)Simple vacuum-only cleaning
Roborock Q7 M5+$25010,000 PaLiDARYes, 3 water-flow levelsYes, 2.7 L bag (about 7 to 9 weeks)LiDAR and self-emptying on a budget
Roborock Qrevo Plus$3907,000 PaLiDARTwo spinning pads; dock washes and dries themYes, 2.7 L bag (about 7 weeks)Mop washing for under $400
iRobot Roomba Plus 415 Combo + AutoWash Dock$5002.8x the Roomba Plus 405 Combo (no Pa figure listed)ClearView LiDARTwo spinning pads; dock washes and heat-dries themYes, up to 3 monthsMop pads that lift for carpet
eufy Robot Vacuum Omni C28$80015,000 PaiPath 2.0 (LiDAR not stated)Self-cleaning roller mop; dock washes and hot-air driesYes, 3 L bag (up to 75 days)Pet hair and a full-service dock
iRobot Roomba Max 775 Combo + AutoWash Dock$1,00030,000 Pa (iRobot UK); 4x the Roomba 105 Combo (iRobot US)ClearView Pro LiDAR with PrecisionVision AI obstacle recognitionRoller mop; dock washes it with heated water and dries itYes, up to 3 monthsAvoiding cords, shoes and pet waste

How we chose

We started from the robot vacuums listed on Cheaper Swap at $800 or less. We compared the maker's figures (or a dated review where the maker's page didn't list them) for suction, navigation type, how each one mops, and whether the dock empties the bin by itself.

Prices are typical US prices checked October 2026, not live Amazon prices. Specs come from each maker's page or a dated review.

Quick answers

Which budget robot vacuums have a self-empty dock?

Five of the six. The Roborock Q7 M5+ and Qrevo Plus use a 2.7 L bag (about 7 weeks), the eufy Omni C28 uses a 3 L bag (up to 75 days), and iRobot says both Roomba combos self-empty for up to 3 months. The eufy RoboVac 11S MAX has a charging base only.

What is the cheapest robot vacuum and mop combo here?

The Roborock Q7 M5+ at $250 mops with three water-flow levels. The cheapest one whose dock also washes and dries the mop is the Roborock Qrevo Plus at $390.

Which budget robot vacuum is best for pets?

For hair, the eufy Omni C28 uses a DuoSpiral Detangle brush and the Roborock Q7 M5+ has a dual anti-tangle system. For accidents, iRobot says the Roomba Max 775 Combo's PrecisionVision AI recognizes cords, shoes and pet waste so it can avoid them.

As an Amazon Associate I earn from qualifying purchases. It never costs you more.

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How we pick the swaps

Real products, labeled by type

Every swap is a product sold in the US that does the main job of the original. Close match is another brand with similar features, Same brand, cheaper is an older, smaller or renewed model from the same maker, and Budget pick is the cheapest thing that still does the job. On each page, Closest match is the close match nearest the original in price, and Lowest price is the cheapest swap. We compare published specs, retailer listings and reviews; we don't test products ourselves.

The trade-off is always shown

A cheaper product is cheaper for a reason. Each swap says what you give up, like weaker noise cancelling, a smaller screen or a shorter warranty, so you can decide if the savings are worth it.

Prices are checked, not guessed

Prices are typical US prices from retailer listings and price trackers, last checked October 2026. They are not live Amazon prices, which change often. When a price couldn't be confirmed, the page says “Check price on Amazon” instead of showing a number.

How the site is paid

Amazon buttons are affiliate links: Cheaper Swap earns a small commission if you buy, at no extra cost to you. Commissions don't decide what is listed. Google AdSense may also show ads on the site.

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