Innovation of IPhone
by Yee Ting WONG
1. popularity
1.1. more than $43 billion in revenue for Apple in 3 months
1.2. Global Iphone sales is 129.95m in 2014
1.3. 2007:0.27millions
1.4. 2015:47.534milliions
2. opponent
2.1. Android
2.2. Xiaomi
3. variety
3.1. colour
3.1.1. black
3.1.2. white
3.1.3. rose gold
3.2. capacity
3.2.1. 16GB
3.2.2. 32GB
3.2.3. 64GB
3.3. size
3.3.1. 3.5in-1st gen , 3G, 4, 4S
3.3.2. 4.0in-5,5C,5S
3.3.3. 4.7in-6,6S
3.3.4. 5.5in-6 plus, 6S plus
3.4. price
3.4.1. ~$1000-6400