Appreciably faster CPU clock speed
2 x 1 GHz
1 x 1 GHz
2 x 1 GHz vs 1 x 1 GHz—2x faster CPU clock speed
Significantly more internal storage
16 GB vs 4 GB—12 GB more internal storage
Reasonably more RAM memory
1 GB vs 0.5 GB—0.50 GB more RAM memory
Has a BSI sensor
A BSI (backside illuminated) sensor is a camera image sensor which captures better quality images in poor lighting conditions, and offers better overall sharpness and image quality.
Newer Bluetooth version
4 vs 2.1 —Newer Bluetooth version
A little bit faster uploads
5.8 MBits/s vs 5.76 MBits/s—0.69% faster uploads
Distinctly faster downloads
21 MBits/s vs 7.2 MBits/s—2.92x faster downloads
Substantially more microphone(s)
2 vs 1 —1 more microphone(s). More microphones result in better sound quality and enable the device to filter out background noise.
A little bit lighter
120 g vs 124 g—4 g lighter
Has a built-in HDR mode
It can automatically shoot pictures with a higher dynamic range (HDR).
121.6 mm vs 124.3 mm—2.70 mm shorter
Has a serial shot mode
You can shoot multiple pictures in a row.
Has a gyroscope
A gyroscope is a sensor that can be used to either measure or maintain the orientation of a device. Traditionally, they were built using a spinning rotor to detect changes in orientation, eg. twisting or rotation.