Comparing 3 robot vacuums
Your shortlist side by side: today’s price, our score and every fact the maker states.
Green is the best of these 3, also when they share the lead.
Drag a model by its header to move its column, or use the arrows.
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| Most important facts | |||
| The lowest price today at a shop that delivers to you, delivery included. A price with an asterisk comes from a shop abroad, and its delivery cost is our own estimate. Lowest price | 503 €OTTO | 399 €Amazon.de best | 689 €Amazon.de |
| Our own score out of 10: 60% test-site results, 25% shop ratings and 15% the maker’s facts. Price does not count. Score | best | ||
| The average of the stars buyers give at the shops, with the number of reviews behind it. We only compare it from 20 reviews. Customer rating | ★ 4.7 · 123 reviews best | ★ 4.7 · 17 reviews | ★ 4.5 · 54 reviews |
| The test sites that have tested this model, each linked to its own review. Tests | Just A Dad Approved Vacuum Wars TechRadar | Just A Dad Approved | Just A Dad Approved Vacuum Wars TechRadar |
| Suction in pascal, as the maker measures it. More pascal helps on carpet, but it says little about how well the robot picks grit off a hard floor. In this comparisonWhen it matters
When it matters less
Source
| 24,000 Pa | 28,000 Pa | 30,000 Pa best |
| How long the robot cleans on one charge, at its quietest setting. After that it recharges and carries on where it stopped. In this comparisonWhen it matters
When it matters less
Source
| 200 min | 220 min | 260 min best |
| The highest threshold the robot takes, as the maker states it. Measure your own: the step into a bathroom or onto a balcony is often higher. In this comparisonWhen it matters
When it matters less
Source
| 42 mm best | 22 mm | 42 mm best |
| How tall the robot is. It decides whether it fits under your sofa, bed or cabinet. In this comparisonWhen it matters
When it matters less
Source
| 9 cm | 9 cm | 8.9 cm best |
| How far the robot lifts the mop when it drives onto a carpet. From about 10 mm a medium pile stays dry. In this comparisonWhen it matters
When it matters less
Source
| 10.5 mm | 12 mm best | 10.5 mm |
| How long the maker says a dust bag lasts with daily use. With pets or a lot of carpet it is shorter. In this comparisonWhen it matters
When it matters less
Source
| up to 100 days | up to 100 days | up to 100 days |
| How the robot maps your home and follows that map. Lidar measures with a laser and works in the dark, a camera looks along and recognises more. When it matters
When it matters less
Source
| retractable LiDAR | built-in LiDAR, no turret | retractable LiDAR |
| Rank | |||
| Where the model stands in our ranking, among the robots with the same kind of station. Rank | rank 7 of 64 with an all-in-one station | rank 13 of 64 with an all-in-one station | rank 3 of 64 with an all-in-one station |
| Mopping | |||
| How the mop is built: flat pads, two spinning discs or a roller. Discs press harder on dried-on dirt, a roller rinses itself while it works. When it matters
When it matters less
Source
| spinning pads | roller mop | spinning pads |
| The robot leaves the mop at the dock before it vacuums a carpet, so the carpet never gets wet. When it matters
When it matters less
Source
| no (assumed) | no (assumed) | yes (best) |
| The dock washes the mop for you, so you do not rinse it by hand. When it matters
When it matters less
Source
| yes | yes | yes |
| Drying is done with warm air instead of cold. It is faster and it helps against smell. When it matters
When it matters less
Source
| yes | yes | yes |
| Station | |||
| The station the robot returns to, and what it does by itself, such as emptying the bin or washing and drying the mops. Station same on all | all-in-one station | all-in-one station | all-in-one station |
| The dock can be connected to the tap and the drain, so you never fill or empty a tank. It does need a connection nearby. When it matters
When it matters less
Source
| no | no | yes (best) |
| Brush and obstacles | |||
| A brush that guides hair to the side instead of letting it wind around the shaft. It saves the cutting work in homes with long hair or pets. When it matters
When it matters less
Source
| yes (best) | no (assumed) | yes (best) |
| How the robot sees loose things on the floor, such as cables, socks or a pet accident. A camera with depth sensing sees more than a bumper that reacts on contact. When it matters
When it matters less
Source
| AI camera | AI camera | AI camera |
| An extending leg or wheel that carries the robot over a high threshold. Without one it usually stops at about 2 cm. When it matters
When it matters less
Source
| yes (best) | no (assumed) | yes (best) |
| Noise and age | |||
| The noise in decibels while cleaning, in the setting its source names: makers mostly give the standard setting, shops often the highest. 65 dB is like a vacuum at half power, 55 dB like a conversation. Emptying by the dock is louder and listed on its own. In this comparisonWhen it matters
When it matters less
Source
| 68 dB | 73 dB | 70 dB |
| The month the model first went on sale. It shows how old the technology in it is. On the market since | March 2025 | February 2026 | September 2025 |
| Suction and brushes | |||
| The side brush swings out in a corner or along a kickboard, so the dust there is swept in too. When it matters
When it matters less
Source
| yes | no (assumed) | yes |
| Whether the robot copes with pet hair: a brush that hair does not wind around and a dock that empties the bin for you. Where the maker does not say so itself, we read it from those two. When it matters
When it matters less
Source
| yes | – | yes |
| A sensor notices where more dirt lies, at the doormat for example, and the robot cleans that patch longer or a second time. When it matters
When it matters less
Source
| yes | – | yes |
| The robot notices when it drives onto a carpet. Most then raise their suction, and a mopping robot lifts its mop or leaves it at the dock. When it matters
When it matters less
Source
| – | – | detects carpet |
| Mopping | |||
| The pad slides out along a wall or a kickboard, so the last few centimetres are mopped as well. When it matters
When it matters less
Source
| yes | yes | yes |
| The robot returns to the dock during a run to rinse the mop, instead of pushing dirty water around. When it matters
When it matters less
Source
| no (assumed) | yes | no (assumed) |
| How much clean water the robot carries. It sets how long it mops before a refill, which a dock does by itself. In this comparisonWhen it matters
When it matters less
Source
| 70 ml | 150 ml | 80 ml |
| The robot or its dock works with steam. It loosens dried-on dirt and grease, or washes the mop hotter than water alone. When it matters
When it matters less
Source
| no (assumed) | no (assumed) | – |
| Dock | |||
| The dock empties the robot’s dust bin, usually after every run. You only empty the dock’s bag or bin. When it matters
When it matters less
Source
| yes | yes | yes |
| The dock collects dust in a bin instead of a disposable bag. No bags to buy, but you empty it yourself. When it matters
When it matters less
Source
| no | no | no |
| How much the dust bag in the dock holds. In this comparisonSource
| 3.2 l | 3.2 l | 3.2 l |
| How hot the dock washes the mop. Above 60 °C grease comes off, which is what keeps a mop from smelling. In this comparisonWhen it matters
When it matters less
Source
| 80 °C | 80 °C | 100 °C |
| The dock dries the mop afterwards, so it does not sit there wet and start to smell. When it matters
When it matters less
Source
| yes | yes | yes |
| The dock mixes detergent into the water itself, from its own bottle. When it matters
When it matters less
Source
| yes | no | yes |
| The clean water tank in the dock, which wets the mop. In this comparisonWhen it matters
When it matters less
Source
| 4 l | 5 l | 5.5 l |
| The tank that catches the dirty water from the mop. You empty this one yourself. In this comparisonWhen it matters
When it matters less
Source
| 3.5 l | 4.5 l | 4 l |
| Navigation and obstacles | |||
| Two steps close together, such as a threshold with a sliding-door track behind it: their combined height, as the maker measures it. Each brand measures with a different gap between the steps, so compare this figure across brands with care. For a single step, the threshold above applies. In this comparisonWhen it matters
When it matters less
Source
| 60 mm | – | 80 mm |
| Whether the robot has a camera, and what for: to recognise obstacles, or also to show you a live picture of your home in the app. When it matters
When it matters less
Source
| obstacle camera | obstacle camera | obstacle camera |
| An arm on the robot that picks up small loose things such as socks, so they are not in its way. When it matters
When it matters less
Source
| no (assumed) | no (assumed) | – |
| Sensors under the robot that see a drop, so it stops at the top of a staircase instead of falling down it. When it matters
When it matters less
Source
| – | – | yes |
| Robot | |||
| How wide the robot is. Narrower gets between chair legs more easily, wider usually means a bigger dust bin. In this comparisonWhen it matters
When it matters less
Source
| 35 cm | 35 cm | 35.1 cm |
| How much dust the robot holds before you empty it. It matters less with an auto-empty dock, which empties the bin after every run. In this comparisonWhen it matters
When it matters less
Source
| 300 ml | 240 ml | 310 ml |
| What the robot weighs. It counts most if you carry it up a staircase every day. In this comparisonWhen it matters
When it matters less
Source
| – | 4.73 kg | 4.7 kg |
| Battery | |||
| The capacity of the battery. It hints at the runtime, but how much the robot draws counts just as much. In this comparisonSource
| 6,400 mAh | 5,200 mAh | 6,400 mAh |
| How long an empty battery takes to charge fully in the dock. When it matters
When it matters less
Source
| – | – | 4.5 h |
| Smart features and warranty | |||
| Matter is the standard that lets devices from different makers work together. With it you can run the robot outside the maker’s own app. When it matters
When it matters less
Source
| no (assumed) | no (assumed) | no (assumed) |
| Which voice assistants the robot works with, such as Google Assistant or Alexa. When it matters
When it matters less
Source
| Alexa, Google Assistant, Siri | Alexa, Google Assistant | Alexa, Siri |
| The warranty the maker gives in Germany. Consumer law here stands apart from it and can last longer. In this comparisonWhen it matters
When it matters less
Source
| 3 years | 3 years | 2 years |
| You set days and times, and the robot starts by itself, also when you are not at home. When it matters
When it matters less
Source
| – | – | yes |
Facts as the maker states them. A dash means the maker does not name it. Each model’s page gives the source of every fact. Noise is the maker’s own figure, so we do not judge it, and a customer rating only counts from 20 reviews.