The width represents the horizontal dimension of the product. We consider a smaller width better because it assures easy maneuverability.
We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
How much power the device consumes when it's switched on.
The power consumption in standby mode, also called energy-saving mode, measures the amount of power the device consumes when shut down but still plugged in.
We consider a thinner chassis better because it makes the product more compact and portable. Thinness is a feature highlighted by many manufacturers of mobile devices, but it is essential for a wide range of products.
The gross weight of the product when packaged, including all wrapping, and boxing.
Quicksilver describes how much quicksilver (kind of poison metal) is in the device, the less the better.
The more power per year a device consumes, the less energy efficient it is, making it more costly over time.
The height represents the vertical dimension of the product. We consider a smaller height better because it assures easy maneuverability.