What should you check before choosing?
First rule out any options that aren’t compatible with your home, then compare the space they take up and their capacity with your everyday washing-up.
Mini model with a water tank
Consider this if: there’s no dedicated water supply and you don’t have a large amount of washing-up.
Bear in mind: you’ll need to fill it by hand and direct the drain hose to a waste outlet.
Plumbed-in countertop model
Consider this if: there’s a compatible connection within reach of your worktop.
Bear in mind: the appliance and hoses need to be positioned so they don’t get in the way while it’s in use.
Slimline 45 cm model
Consider this if: you have more washing-up and a permanent space for the appliance.
Bear in mind: an integrated model needs a suitable housing space and compatible connections; it isn’t designed to sit on a worktop.
| Priority |
What to check |
What you need |
| Water supply and drainage |
Check whether the model uses a water tank, a mains water connection or both. Locate the socket and waste outlet, and plan the hose route: a water tank doesn’t remove the need for drainage. |
I want to avoid a dedicated water connection without having to improvise a way to drain the water every time I use it. |
| Space while in use |
Measure the space, then check the manual for the room needed to open the door, load the dishwasher, fill it and route the hoses. The appliance’s dimensions when closed aren’t enough. |
I need to be able to use the worktop and access the sink once the appliance is in place. |
| What you need to fit inside |
Compare the stated capacity with the diameter of your plates and the basket layout. Daan Tech says Bob can take plates up to 29 cm; Beko lists a capacity of 10 place settings for its 45 cm integrated DIS35020 model. These figures refer to different appliances. |
My pans, plates and glasses need to fit in line with how often I wash up, not just match a stated number of place settings. |
| Noise and energy use |
For a fair comparison between similar appliances, check the noise level and the energy label figures. The ADEME states that electricity use is shown in kWh per 100 standard cycles and water use in litres per standard cycle. |
In an open-plan kitchen, I want to take noise, water use and electricity consumption into account. |
Water-tank models to explore on Joybuy
These compact models offer manual filling as an option for a studio flat or small kitchen. Compare their capacity and check the drainage arrangements and space needed to use each one.
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AIRMSEN countertop dishwasher, 5 L tank, 5+1 cycles
The integrated 5 L tank means you can fill this model by hand without a dedicated water connection. Check that the drain hose can reach a suitable waste outlet and that the door can open in your chosen space.
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Bob mini dishwasher, 3 place settings, metallic grey and white
At 34 cm wide, this model is worth comparing with the space available on your worktop. Daan Tech says Bob can be supplied from its tank or connected to a conventional water supply. Either way, you’ll need to plan for drainage and check that the door has enough clearance.
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Comfee' CDWMTO201D(W), countertop dishwasher, 5 L tank
Its 5 L tank makes this model worth considering if you want to fill it by hand in a small kitchen. The title lists 6+3 programmes and a D energy rating. Check the manual for suitable drainage options and the space needed in front of the appliance.
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COMFEE CDWMT305WD, white mini countertop dishwasher
If you don’t have much washing-up, compare its stated capacity of 3 place settings with the size of your plates and pans. The title mentions 7 programmes and a 24-hour delay start. Also check how to fill and drain it, and whether there’s enough room to open the door where you plan to put it.
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AIRMSEN countertop dishwasher, 5 L tank, 9 programmes
The integrated 5 L tank makes this model worth considering if you don’t have a dedicated water connection. The dimensions listed for this version don’t match, so confirm them before measuring your space. Then check the drainage point and door clearance.
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Frequently asked questions
Can a mini dishwasher with a water tank work without drainage?
No. The tank replaces a dedicated water supply, not the need for drainage. For Bob, Daan Tech provides a hose to direct wastewater to a sink or another waste outlet. Check the drainage set-up for any other model you’re considering.
How much space should I measure before buying?
Measure the width, height and depth of the space, then check the manual for the exact model to see how much room you’ll need to open the door, load the dishwasher, fill any water tank and route the hoses. The dimensions of the appliance when closed don’t show how much space you’ll need when using it.
Could a 45 cm dishwasher work in a small kitchen?
Yes, if you have a permanent space for it and compatible connections. Beko lists a capacity of 10 place settings for its 45 cm integrated DIS35020 model. Check the housing dimensions and installation type before choosing this option instead of a countertop appliance.
How can I compare noise, water and electricity use?
Compare the energy label figures for similar appliances. The ADEME states that these include electricity use in kWh per 100 standard cycles and water use in litres per standard cycle. If your kitchen opens onto your living space, take the noise level into account too.