"Its spec sheet writes checks its battery and motor can't possibly cash."
The '55KPa Powerful Suction' is an extreme outlier that should be disregarded. It is likely a theoretical maximum measured under sealed conditions, not a reflection of real-world cleaning power, which remains completely unverified.
A buyer interested in specific convenience features like the freestanding design and an included spare HEPA filter, who is willing to take a significant risk on an unknown brand with unverified and suspect performance claims.
Anyone for whom $350 is a significant purchase should avoid a product with physically implausible specifications. Buyers seeking proven cleaning performance and customer support should stick to established brands in this price bracket.