Help me choose a Dyson vacuum cleaner

Selected requirements:

Type of vacuum cleaner:

DC22 Multi floor DKK200 More details
DC24 All Floors DKK234.89 More details
DC26 City DKK349.99 More details
DC36 Allergy Parquet DKK469.99 More details
DC36 Carbon Fibre DKK529.99 More details