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White paper | Xperia™ E4 Dual
5 February 2015
* Memory comprises approximately 3 GB of firmware plus 5 GB of “Internal storage” for music, pictures
and movies, and downloaded applications and their data. For more details about memory, see “Memory in
Android™ devices” on page 17.
** Values are according to the GSM Association Battery Life Measurement Technique as performed in con-
trolled laboratory conditions. Actual time may vary.
NOTE: Battery performance may vary depending on network conditions and configurations, and device
usage.
NOTE: Performance metrics are measured under laboratory conditions.
Networks
E2124 SIM 1: UMTS HSPA+ 850 (Band V), 1900 (Band II),
2100 (Band I) MHz
GSM GPRS/EDGE 850, 900, 1800, 1900 MHz
SIM 2: GSM GPRS/EDGE 850, 900, 1800, 1900 MHz
Data transfer speeds
GSM GPRS Up to 85.6 kbps
GSM EDGE Up to 237 kbps
HSUPA (upload) Cat 6, up to 5.8 Mbps
HSDPA (download) Cat 14, up to 21 Mbps
Battery performance
Talk time (GSM) Up to 10 hours 24 min.**
Standby time (GSM) Up to 552 hours**
Talk time (UMTS) Up to 10 hours 24 min.**
Standby time (UMTS) Up to 548 hours**
Music listening time Up to 48 hours 26 min.**
Video playback time Up to 6 hours 42 min.**
Battery (embedded) 2300 mAh minimum