Substantially 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
Higher pixel density
280 ppi vs 245 ppi—14.29% higher pixel density
Clearly more internal storage
8 GB vs 4 GB—4 GB more internal storage
Significantly faster downloads
14.4 MBits/s vs 7.2 MBits/s—2x faster downloads
Explicitly 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.
Has a video light
A video light helps when recording a movie in low-light situation like a party.
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.
Has manual ISO
This allows to manually set the ISO level.
Has manual white balance
With manual white balance you can choose the most accurate setting and avoid the green, blue or red hue which can occur in auto mode. You can also change the setting for artistic effect.
54 mm vs 61 mm—7 mm narrower
110 g vs 124 g—14 g lighter
112 mm vs 124.3 mm—12.30 mm shorter