Roborock Q7 L5 vs Q10 S5+

Buy the Roborock Q7 L5 unless you want the mop that lifts. For meaningfully less money it gives you 8,000Pa, the same 360-degree LiDAR with multi-level maps, the same dual anti-tangle brushes and no dock bags to buy ever. The Roborock Q10 S5+ adds exactly three things: structured-light obstacle avoidance, a sonic mop that lifts up to 8 mm when it detects carpet, and a self-emptying dock rated at 70 days. If your floors are a real mix of carpet and hard flooring, the mop lift alone is worth the gap and you should buy the Q10.

This pair is easy to get wrong, because the obvious framing - dockless versus self-emptying - is the least important of the three differences, and the one most people would actually pay for is the one nobody mentions.

#	Product	Best for	Score	Price
01	Roborock Q7 L58,000Pa and real LiDAR mapping with no dock to buy bags for. The highest published suction of any machine here that empties into its own bin.	Best suction without a dock	8.2out of 10	$199.99 - View on Amazon $249.9920% off #ad Price last verified October 17, 2026. How we are funded
02	Roborock Q10 S5+The only machine under $300 that maps with LiDAR and sees obstacles with structured light. Everything else here is navigating half-blind.	Best overall under $300	8.3out of 10	$279.98 - View on Amazon $549.9949% off #ad Price last verified October 17, 2026. How we are funded

Both machines scored on the published rubric from How We Pick: suction 25%, navigation 25%, pet hair 20%, running cost 20%, setup 10%. Editorial judgments about published specifications, not test results.

When two machines come from the same manufacturer and share a sensor platform, the usual comparison criteria collapse. There is no brand-longevity question, no app question and no parts-availability question - they are the same on both. What is left is four decisions, in this order.

1. What the mop does when it meets carpet. The single biggest behavioral difference between these two, and the one with consequences you cannot undo by changing a setting.
2. Whether the machine can see objects, not just walls. LiDAR maps rooms. Structured light sees the sock. Only one of these two has the second thing.
3. Whether you empty a bin or buy bags. A genuine trade rather than an upgrade: the dock removes a chore and adds a permanent consumable.
4. Height, because they differ by enough to matter. 3.89 inches on the Q7 L5 is tall for this class, and the Q10's turret puts it in similar territory - which is why neither is the answer for low furniture.

Worth clearing out of the way first, because it is most of the machine. Both navigate with 360-degree Roborock LiDAR and both publish multi-level mapping, so no-go zones, room selection and more than one saved floor work the same on each. Both fit dual anti-tangle brushes - a main brush designed against wrap plus a zero-tangle side brush - which is the specification this site rates most highly for hair and which almost nothing else under $300 states for both brushes. Both vacuum and mop in one pass. Both are 2.4 GHz Wi-Fi only, which is the same annoyance on a mesh network. Both carry Roborock's app, the most capable here after iRobot's.

Both listings use the word mop and they describe two different machines. The Q7 L5 has a 270 ml tank feeding a removable pad with three water levels - a competent damp pad, dragged. The Q10 S5+ has a plate that vibrates up to 3,000 times a minute, which agitates a dried mark rather than spreading it, and it lifts up to 8 mm clear when ultrasonic detection finds carpet.

That lift is the one feature on this page that changes what you can do with the machine rather than how well it does it. With it, one unattended run covers a hard-floor kitchen and a carpeted lounge. Without it, a mop run means either taking the pad off first or drawing a zone around every rug. For a home with both surfaces that is the whole decision, and it is why best for carpet and hard floors ranks the Q10 first and the Q7 L5 second.

For a home with no carpet at all, the lift is worth nothing, the detection is worth nothing, and you are looking at a sonic mop against a dragged pad - a real but much smaller difference.

The Q7 L5's listing says it automatically identifies areas like cables or table legs and suggests no-go zones to avoid getting stuck. Read that carefully: the machine notices it had trouble somewhere and offers to stop going there. That is a useful feature and it is not obstacle avoidance.

The Q10 S5+ projects structured light and steers around what it finds, in real time, the first time. It is the only machine under $300 that does, and in a household with children, pets or a floor that is not reliably tidy it is the difference between a machine that finishes and a machine you go and rescue. The five mechanisms that share this name are separated properly on obstacle avoidance, ranked.

The Q10's dock holds a 2.7 L bag and Roborock states up to 70 days of hands-free running. That is genuinely good and it is mid-pack for this site - two machines here state 90 days. It is also a permanent consumable and a piece of furniture needing a socket and clearance on three sides.

The Q7 L5's answer is that there is nothing to buy, ever: you empty a bin, the filter is washable, and nothing is on subscription. There is a specific catch worth knowing, though, and Roborock states it on the listing: the water tank and dustbin are a single integrated part, so mopping costs you dust capacity on a machine whose bin volume Roborock does not publish at all. If you mop and vacuum together on a large floor, that is the Q7 L5's real weakness rather than the missing dock.

The most useful section on a comparison is usually the shared limitation, and these two have three.

• Neither will deep-clean medium or high-pile carpet. Not at 8,000Pa and not at 10,000. That limit is set by weight and battery rather than by the fan, and it applies identically to a $900 machine. The honest threshold is on do robot vacuums work on carpet.
• Neither is slim. The Q7 L5 is 3.89 inches and Roborock publishes no height for the Q10 at all. If the point of the purchase is getting under a low sofa or bed frame, both are the wrong machine and best for low furniture has the published heights.
• Neither dock washes a mop pad. You rinse the pad in a sink on both. At a similar price the Lefant M3 does wash it, which is the one thing it has over this pair.
• Both are 2.4 GHz only. On a mesh network that hands devices to the 5 GHz radio, expect a fight during setup on either machine.

We have not handled either machine. Every figure above is Roborock's own, read off the two listings on the date in the sources: both Pascal figures, the 8 mm mop lift, the 3,000 scrubs per minute, the 2.7 L bag and 70-day interval, the 270 ml tank and the 3.89-inch height. We have not measured whether 10,000Pa cleans noticeably better than 8,000Pa, how reliably ultrasonic carpet detection fires on a low flatweave, how often structured light misses a dark cable, or what the Q7 L5's dustbin actually holds - Roborock does not publish it. Neither machine's score here is a test result; both are judgments about published specifications on the rubric set out on how we pick.