The iPhone combines an iPod, a digital camera, internet capability, as well a cellular phone all in one. Choosing an iPhone isn't an easy process, since there are a total of nine different iPhones currently on the market:
iPhone 6 Plus
iPhone 6s Plus
iPhone 7 Plus
Some customers want an iPhone for personal use, while some customers need an iPhone for business use, although personal preference weighs in heavily.
The basic criteria for selecting an iPhone are size, clarity (based on number of pixels), speed and storage, as well the different tasks of the specific iPhone.
IPhone 7 Plus has a 5.5 screen, 1080 X 1920 pixels and 3 GB RAM, from 32-256 GB storage. It’s waterproof and has a dual lens camera. No headphone jack. Apple A10 Fusion processor. This is the best iPhone on the market today because of the camera capability, battery life, and storage, but comes with a hefty price tag.
iPhone 7 has a 4.7 screen, 750 X 1334 pixels 2GB RAM, and 32-256 GB storage. It’s waterproof. It has a 12 MP sensor instead of a dual lens camera. Apple A10 Fusion processor.
iPhone 6 has a 4.7 in screen, 1334 X 750 pixels, 1GB RAM, 16GB-128GB storage, front camera 1.2 MP, rear camera 8 MP, Apple A8 processor. The screen resolution is the same as the 5S.
iPhone 6 Plus has a 5.5 in screen, 1920 X 1080 pixels, 1 GB RAM, 16 GB-128 GB storage, front camera 1.2 MP, rear camera 8MP. Apple A8 processor. Ideal for those with vision issues or those who watch movies or read on their phone because of its huge screen, as well basic and advanced features.
iPhone 6S has a 4.7 in screen size, 1334 X 750 pixels and 2 GB RAM, 16GB-128GB storage. Front camera 8 MP, rear camera 12 MP. Apple A9 processor
iPhone 6S Plus has a 5.5” screen 1920 X1080 pixels, 2 GB RAM, 16GB-128GB storage, 5 MP front camera, 12 MP rear camera Apple A9 processor. This is an iPhone 6S with a bigger screen.
iPhone SE has a 4 in screen, 1136 X 640 pixel, 2GB RAM and 16-64GB storage. 1.2MP front camera and 12MP rear camera. Apple A9 Processor. This one is often cited as the best iPhone for kids as well teens because of a long battery life. The small size makes it easy to use one-handed and easier for kids to use.
iPhone 5S has a 4.0 inch screen, 1136 X 640 pixels, 1 GB RAM, 16-64GB storage front camera 1.2 MP, rear camera 8MP Apple A7 processor, fingerprint scanner, and Touch ID
iPhone 5 C-- 4.o inch, 1136 X 640 pixels, 1GB RAM, 8-32GB storage. 1.2MP front,8MP rear camera, Apple A6 processor.
These details should provide a consumer with more information about how each of these will perform.