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Phone Ericsson R278d Ericsson R520 Sony Ericsson K300 Kyocera DuraForce Pro Kyocera 2135
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? 5" diag.
16 : 9
?
Display Resolution & Type 101 x 40 pixels ? 128 x 128 pixels
LCD (STN)
1080 x 1920 pixels
(~441 ppi)
LCD (TFT/TFD)
?
Display Refresh ? ? ? 60 Hz ?
Battery ? ? ? 3,240 mAh 925 mAh
Processor ? ? ? 1.5 GHz Qualcomm Snapdragon 617 (MSM8952) ?
RAM ? ? ? 2 GB * ?
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB ? raw hardware
Main Camera - - Yes 13 megapixel -
Wide Camera - - - 5 megapixel -
Tele Camera - - - - -
Video Capture - - ? 1080p HD -
Front Camera - - - 5 megapixel -
Weight 9.28 oz
(263g)
4.23 oz
(120g)
3 oz
(85g)
8.1 oz
(230g)
4.7 oz
(133g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
3.93" x 1.78" x 0.76"
(100 x 45 x 19.3 mm)
5.84" x 2.89" x 0.51"
(148 x 73 x 13 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android (proprietary)
Network Bands

TDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

GSM: 850, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 12, 20, 29

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

AMPS: 850

Data Technology - GPRS GPRS LTE (Cat 6) -
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes -
Ruggedized - - - Yes -
Water-Resistant - - - Yes
IPX8 (SCUBA)
-
Accessibility
Hearing Aid Compatible - - - Yes -
Multiple Languages Yes Yes Yes n/a Yes
TTY/TDD (Digital) - - Yes Yes -
Alerts
Ringer Profiles Yes Yes Yes - -
Connectivity
Bluetooth - Yes
HSP, Sync, OPP, DUN
- Yes -
Infrared (IR) - Yes Yes - -
NFC - - - Yes -
USB - - Yes Yes
Micro-USB
-
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID - - Yes n/a -
Voice Dialing - Yes Yes n/a -
Customization
Changeable Body Plates - - - - Yes
Custom Graphics - - Yes n/a -
Custom Ringtones Yes Yes Yes n/a Yes
Data & Network
Data Tethering Yes Yes Yes n/a Yes
WAP / Web Browser Yes Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes Yes n/a Yes
Side Keys Yes Yes - Yes -
Touch Screen - - - Yes -
Memory
Memory Card Slot - - - Yes -
Messaging
Email Client - - Yes n/a -
EMS / Picture Messaging - - Yes n/a -
MMS - - Yes n/a -
Text Messaging Templates - Yes Yes n/a Yes
Music
Headphone Jack (3.5mm) - - - Yes -
Photo & Video
Miracast - - - Yes -
Power
Fast Charging - - - Yes -
Wireless Charging - - - Yes -
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator - Yes Yes n/a Yes
Calendar - Yes Yes n/a -
To-Do List - - Yes n/a -
Voice Memo - Yes Yes n/a -
Software
Games - Yes Yes n/a Yes
Java (J2ME) - - Yes n/a -
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - - - n/a Yes
Push-To-Talk - - - Yes -
Speaker Phone - Yes Yes Yes -
  Ericsson R278d Ericsson R520 Sony Ericsson K300 Kyocera DuraForce Pro Kyocera 2135
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Phone Ericsson R278d Ericsson R520 Sony Ericsson K300 Kyocera DuraForce Pro Kyocera 2135

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