| Manufacture | Siemens | Sony | 
| Model | SK65 | Xperia Z3 Compact | 
| Form factor | Block | Block | 
| Weight | 144 gram | 129.00 | 
| Dimensions (HxWxD) | 120 x 47 x 22 | 127.00 x 64.90 x 8.60 | 
| Operating System | Other | Android | 
| Networks | 2G - 900/1800/1900
  | 2G - 850/900/1800/1900/2100 3G - 850/900/1700/1900 | 
| HSCSD | NA |   | 
| GPRS |   |   | 
| EDGE |   |   | 
| UMTS |   |   | 
| HSDPA |   |   | 
| HSPA+ |   |   | 
| WiMAX |   |   | 
| LTE (4G light) |   |   | 
| WLAN / Wi-Fi |   |   | 
| Wi-Fi Hotspot |   |   | 
| Wi-Fi Direct |   |   | 
| SMS |   |   | 
| MMS |   |   | 
| Email |   |   | 
| HDMI out |   |   | 
| USB port |   |   | 
| MHL |   |   | 
| Bluetooth |   |   | 
| Bluetooth version | NA | 4.0 | 
| DLNA |   |   | 
| GPS |   |   | 
| Glonass |   |   | 
| ANT+ |   |   | 
| IrDA |   |   | 
| NFC |   |   | 
| 3.5 mm audio connector |   |   | 
| Camera |   |   | 
| Camera resolution | NA | 20.7 megapixel, autofocus, HDR for picture and film | 
| Image Stabilization |   |   | 
| BSI sensor |   |   | 
| Camera Flash/Light |   |   | 
| Flash type | NA | Pulsed LED | 
| Video recording |   |   | 
| Video capture resolution | NA | 4K UHD | 
| Second Camera | NA | 2.2 megapixel, 1080p video | 
| Display size | 0 inches | 4.60 | 
| Touchscreen |   |   | 
| Colour display |   |   | 
| Number of colours | 65536 | 16777216 | 
| Display width | 132 | 720 | 
| Display height | 176 | 1280 | 
| PPI | NA | 319.26 | 
| Second Display | NA | NA | 
| CPU | NA | 2.5 GHz quad-core Qualcomm Snapdragon 801 MSM8974AC | 
| GPU | NA | Adreno 330 | 
| Memory | 64MB 30MB free to user | 2 GB RAM. 16 GB or 32 GB internal storage. Expandable with additional 128 GB using microSD card | 
| Micro SIM |   |   | 
| Dual SIM |   |   | 
| MP3 |   |   | 
| Ringtones / Music file format | Polyphonic, Wav | MP3, AAC, AAC+, eAAC+, WMA | 
| Java |   |   | 
| Games | NA | Yes | 
| FM Radio |   |   | 
| Battery | Li-ion 750 mAh | 2600 mAh | 
| Standby time (h) | 250 | 880 | 
| Talktime (m) | 300 | 720 | 
| Wireless Charging |   |   | 
| Browser | 2.0 | Chrome | 
| Calendar |   |   | 
| Voicedialing |   |   | 
| IP Code | NA | IP65 / IP68 | 
| Predictive text |   |   | 
| RSS reader |   |   | 
| Voicememo | NA |   | 
| PC Synchronization |   |   | 
| SyncML | NA |   | 
| Website | Website  | Website  |