According to the resource staff, expensive smartphones lose their price over time much less intensely than budget brands. Thus, the cost of the iPhone in a year after purchase drops by an average of 51 percent, and two years later the decline percentage is already 67. Impairment of Samsung devices is faster: a year smartphones on average lose 67 percent of the price, and two years later - 80 percent. The OnePlus devices have the following indicators: 72 and 83 percent.
The most unfavorable models for investment: "pixels" of the second and third generation, as well as the OnePlus 5 and 6, and the "five" for a year lost 91 percent of value.