India, May 25 -- Qubo is one of those brands that instantly comes to mind when it's about value-for-money air purifiers. The models I have reviewed previously offered a good mix of smart features and practical performance. This time, I have been testing the Qubo R250 Smart Air Purifier, which is a compact purifier designed mainly for bedrooms and smaller rooms. And after using it for a while, I honestly think Qubo has managed to get a lot of things right here, especially considering how aggressively priced this purifier is compared to similar options in the market.

The first thing you notice about the Qubo R250 is how compact it actually is. Unlike Qubo's Q series purifiers that usually have a taller rectangular design, the R250 goes for...