It's not typically possible to directly attach the hose of an upright vacuum to the hose of a handheld vacuum, as they are designed differently and have different connection mechanisms. Upright vacuums and handheld vacuums are distinct types of vacuum cleaners, each with its own purpose and functionality.
Upright Vacuum: Upright vacuums are larger, full-sized vacuum cleaners designed primarily for floor cleaning. They have a motorized brush roll and a more powerful suction for deep cleaning carpets and larger cleaning paths. They typically have a longer hose with a larger diameter to allow for efficient airflow.
Handheld Vacuum: Handheld vacuums are compact and lightweight, designed for quick and easy spot-cleaning and hard-to-reach areas. They are more suitable for cleaning upholstery, car interiors, stairs, and other small, localized messes. Their hoses are shorter and narrower to maintain portability and maneuverability.
Given the differences in hose design and diameter, the attachments are not interchangeable between upright and handheld vacuums. However, some vacuum manufacturers may offer separate accessories or extension tools for both types of vacuums, which you can use to extend the cleaning capabilities of your handheld vacuum.
If you require both the functionalities of an upright vacuum and a handheld vacuum, your best option is to have both types of vacuum cleaners. This way, you can use each one for its intended purpose and maximize their efficiency.