How long should a cell phone last?

How long should a cell phone last? Many sources believe that the average lifespan of smartphones is currently 2.5 years. However, other sources claim that it could be closer to 15-18 months for newer generation devices.

Many sources believe that the average lifespan of smartphones is currently 2.5 years. However, other sources claim that it could be closer to 15-18 months for newer generation devices.