Design
- Great build quality
- Nice, premium design with aluminum and magnesium chassis
- Good ergonomics
- Metal back is quite slippery, so using a case would be a good idea
- Fingerprint sensor is a bit of a hit-or-miss affair
Display
- Very good display - bright, sharp and has very good viewing angles and good color reproduction
Software
- Cyanogen OS on top of Android is a great experience and rich in features and customizations
Performance
- Good speed/performance, and seamless multitasking
Camera
- Good camera
Audio
- Good call quality
- Good audio quality
- Decent loudspeaker
Battery
- Battery life could have been better