Joke Collection Website - Public benefit messages - What's the difference between R7 and R6?

What's the difference between R7 and R6?

The software, hardware and functions of R7 have been greatly improved. R7 has 28 sports modes, which basically cover mainstream sports such as running, cycling, swimming, water sports and cross-country. In addition, it also upgraded five-star positioning, four-way light heart rate and battery life, static for 30 days and dynamic for 25 hours.