All of the other features are the same, including the dual battery design and anti hair-wrap technology..
If you hate the idea of needing to hold down a trigger to keep the vacuum running, then Shark’s system will be a welcome relief..Unfortunately, the Shark IZ251UKT isn’t a freestanding model, as it topples backwards when left standing.
This is where the Flexology wand is useful though, as the vacuum does stand up when folded.. Other Design Features.The IZ251UKT has Shark’s Flexology design.This is effectively a joint in the vacuum’s wand, which you can use to clean under furniture.. There’s also the option of folding the vacuum for storage, which is useful if you want to keep the Shark in a small cupboard.
When folded, the vacuum is approximately 70cm tall..While the Flexology system isn’t something you’ll always use, we think it’s a handy feature when cleaning under low objects.
Activating it just requires a single click, then you can snap it back into place when finished, so it’s easy to use and perfect for low sofas, sideboards, or tables.. On a related note, we like how easily everything on the Shark fits together with a satisfying click.
Whether you’re activating Flexology, switching to handheld vacuum mode, or changing tools, the vacuum feels engineered to a high-standard and satisfying to use.. VIEW PRICE.– and the measure is certainly more useful than watts – but there are some limitations.. Air watts only measures the suction power of a vacuum cleaner, not dust pickup.
The amount of dirt, dust, and hair a vacuum can remove isn’t just dependent on suction, but also on the floorhead and brush bar..Many manufacturers don’t publish air watts for their vacuums, as there is no obligation to do so.
This makes comparing vacuums difficult.. It’s important to check.airflow is being measured, as this affects the air watts calculation.