Question: what is the difference between an apple watch series 1 and a series 3?
Answer: The Series 3 has the much brighter display. Specs: The Apple Watch 3 promises 70% faster performance than the S1P processor in the Series 1. There's also 85% better Wi-Fi performance and 50% better wireless energy efficiency. ... The Apple Watch 1 is available for £249 (38mm) or £279 (42mm).