A mini dishwasher with a water tank is worth considering if you don’t have room for a floor-standing appliance but do have a stable worktop and a way to drain the water. The tank means some models don’t need a fixed water supply, but they still need to drain wastewater. If you have a suitable space and connections, a slimline 45 cm model may hold more dishes, depending on its stated capacity. And if you only have a small load that you can wash by hand quickly, you could simply go without an appliance.
Which option is right for you?
Someone living alone in a studio with no dedicated water supply
A countertop model with a tank can save you from needing a permanent connection. You’ll still need a stable surface to put it on, a way to fill it and somewhere suitable to drain the wastewater, such as a sink or container. HAVA describes both water-supply options and hose drainage for its R01.
A couple with 45 cm of floor space to spare
If your daily dishes add up to more than a small countertop appliance can handle, consider a slimline model after checking the depth, height and connections. Beko states that its 45 cm-wide BDFS26040X holds 10 place settings; this capacity doesn’t apply to every slimline model.
A small household that washes up after every meal
If you only have a small load, compare the time it takes to wash by hand with the extra tasks an appliance involves: loading, draining and maintenance. Que Choisir estimates that a dishwasher isn’t essential if washing and drying the dishes after every meal takes less than 15 minutes.
What should you check before choosing?
Start with the space and drainage options you actually have, then compare the stated capacity with the dishes you use every day.
Mini model with a water tank
Consider this if: there’s no room for a floor-standing appliance, but you have a stable worktop and a practical way to drain the water.
The trade-off: a small load and, depending on the model, manual filling for every cycle.
Connected slimline model
Consider this if: dishes pile up and you have floor space with compatible connections.
The trade-off: it takes up permanent space and requires more installation checks.
Washing by hand
Stick with this if: you only have a small load or there’s nowhere suitable to place an appliance with practical drainage.
The trade-off: you’ll still need to wash and dry the dishes after meals.
| What to consider | What to check | My needs |
| Space and installation |
Measure the appliance, door clearance and hose route. Check the instructions for filling, drainage and connections for the specific model. A water tank doesn’t remove the need to drain the water. |
I want to use the appliance without blocking the worktop or access to the sink. |
| Capacity |
Compare the stated place settings with the plates, bowls, pans and dishes your household uses. HAVA states that its R01 holds 2 to 4 place settings; Beko states that its 45 cm BDFS26040X holds 10. Basket layout matters too. |
My dishes need to fit in a load that suits my routine. I won’t assume the place-setting figure tells me whether larger items will fit. |
| Water and energy |
Compare figures based on the same reference programme. The ADEME says that the energy label shows energy in kWh per 100 cycles and water in litres per cycle. Also check the capacity and cycle duration. |
I want to compare like-for-like use, rather than assume a smaller appliance always uses less. |
| Maintenance |
Check that the filters are easy to access and find out how to clean them. If the appliance has a water softener, adjust it to suit your water hardness, as recommended by Que Choisir. |
I can fit filter cleaning and any necessary adjustments into my routine. |
Mistakes to avoid
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Assuming ‘no fixed water supply’ means ‘no water to deal with’
You may be able to fill a tank by hand, but wastewater still needs to be drained. For the HAVA R01, the manufacturer says to direct the hose into a sink or bucket.
Measure your available space and check where the chosen model’s drain hose will go before ordering.
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Going by place settings alone
A stated capacity doesn’t guarantee that your pans or large dishes will fit alongside the rest of your crockery.
List the items you use every day, then check the loading limits and basket layout in the instructions.
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Allowing 45 cm of width without checking the installation requirements
A slimline model also needs enough depth and height, as well as suitable connections. Beko’s installation instructions ask you to check the electrical supply, water supply and drainage before installation.
Check the instructions for the model you’re considering to confirm its dimensions, connections and installation requirements. Have the installation checked if you’re unsure it’s compatible.
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Forgetting about routine maintenance
Filters need regular cleaning. Daan Tech recommends rinsing Bob’s three filters once a week or every ten cycles.
Before buying, check that the filter will be accessible where you plan to put the appliance, and follow the instructions for your model.
Brands and models at a glance
These examples show different formats. Their specifications apply to the models listed, not to every appliance from each brand.
Daan Tech
The brand makes Bob, a mini countertop dishwasher. Que Choisir has featured it among tank-fed appliances with capacity for 2 or 3 place settings.
- Daan Tech provides cleaning instructions for Bob’s three filters.
- Check the capacity in the instructions for the version you choose: a Joybuy listing for Bob gives conflicting place-setting figures.
HAVA
HAVA describes its R01 as a mini countertop dishwasher designed for smaller spaces.
- According to HAVA, you can fill its tank using the supplied jug or connect it to a tap.
- The drain hose needs to reach a sink or bucket, so check that this drainage setup will work in your kitchen.
Beko
The BDFS26040X is an example of a slimline freestanding model. Beko states that this model is 45 cm wide and holds 10 place settings.
- Its stated capacity is worth considering if a countertop model’s smaller load isn’t enough.
- Check the full dimensions and required connections in the instructions for the model you choose.
Bosch
The SPS4EMI11E is another example of a 45 cm freestanding dishwasher.
- Bosch lists dimensions of 845 × 450 × 600 mm for this model, which can help you check a specific space.
- Don’t assume these dimensions or the specifications on its product sheet apply to other Bosch dishwashers.
Mini dishwashers available on Joybuy
These countertop models are compact options for a small kitchen. Before choosing one, check its practical capacity, the space it needs on your worktop and how you’ll drain the water.
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AIRMSEN countertop model, 5 L tank, 5+1 cycles
Worth considering if you’re looking for a countertop appliance with a water tank rather than a fixed water supply. The product name lists a built-in 5 L tank and 5+1 cycles. Check the instructions for the connections, how your dishes will fit and whether you can drain the water where you plan to put it.
View on Joybuy
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COMFEE CDWMT305WD, 3 place settings, white
This countertop model is worth comparing with the washing-up needs of one person or a couple: its stated capacity is 3 place settings. The product name lists seven programmes and an energy rating of D. Check the dimensions of larger items, the drainage point and the connection requirements in the instructions.
View on Joybuy
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Comfee' CDWMTO201D(W), 5 L tank, white
Its countertop design and built-in 5 L tank may suit a household without a fixed water supply where the appliance will be placed. The product name lists 6+3 programmes and an energy rating of D. Check the space required, which dishes will fit in the basket and where the drain hose will go.
View on Joybuy
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Bob All-Options Pack, white and copper
This Bob pack is a countertop option for a small load of dishes. Before setting aside space for it, check which accessories are included with this version, its capacity, water supply and drainage method in the instructions.
View on Joybuy
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Bob mini, 34 cm, metallic grey and white
Its stated width of 34 cm is worth comparing with the space available on your worktop. The product name lists 3 place settings, but the Joybuy listing gives conflicting capacity information. Check the capacity of this version in its official instructions, along with its water supply and drainage requirements.
View on Joybuy
Frequently asked questions
Can a mini dishwasher with a water tank work without a fixed water supply?
Some models can, but they still need a way to drain wastewater. HAVA says the R01 can be filled with a jug or connected to a tap, while its drain hose needs to lead to a sink or bucket. Check how this works for the model you choose in its instructions.
What should I compare on the energy label?
Compare capacity, energy in kWh per 100 cycles and water in litres per cycle on the same reference basis. The ADEME explains what these figures mean; they don’t, on their own, show how much every other programme uses.
How do I maintain the filters on a Bob mini dishwasher?
Daan Tech recommends rinsing Bob’s three filters once a week or every ten cycles. Follow the instructions for your version too, so you can access the filters and put them back correctly.
Do I need to use dishwasher salt and rinse aid?
It depends on the appliance and its water-softening system. Que Choisir recommends adjusting the softener, if there is one, to suit your water hardness. Check the instructions for the model to find out which products and settings to use.