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Phone Ericsson R278d Nokia 6610 Kyocera 2135 Ericsson T28 World Kyocera DuraForce XD
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? 5.7" diag.
16 : 9
Display Resolution & Type 101 x 40 pixels 128 x 128 pixels
LCD (Color)
? ? 720 x 1280 pixels
(~258 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? 60 Hz
Battery ? ? 925 mAh 500 mAh 3,700 mAh
Processor ? ? ? ? 1.6 GHz Qualcomm Snapdragon 400 (MSM8928)
RAM ? ? ? ? 2 GB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware 16 GB
Main Camera - - - - 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - - 1080p HD
Front Camera - - - - 2 megapixel
Weight 9.28 oz
(263g)
2.96 oz
(84g)
4.7 oz
(133g)
3.14 oz
(89g)
10.83 oz
(307g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
4.17" x 1.77" x 0.69"
(106 x 45 x 17.5 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
6.57" x 3.4" x 0.55"
(167 x 86 x 14 mm)
Form Factor Slab Slab Slab Flip Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) Android
Network Bands

TDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 17, 20, 29

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology - GPRS - - LTE (Cat 3)
Features 
Flashlight - - - - Yes
GPS / Location - - - - n/a
Ruggedized - - - - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - - - - n/a
Hearing Aid Compatible - - - - Yes
Multiple Languages Yes Yes Yes - n/a
TTY/TDD (Digital) - - - - Yes
Alerts
Ringer Profiles Yes Yes - Yes -
Connectivity
Bluetooth - - - - Yes
Classic Audio
Infrared (IR) - Yes - - -
Mobile Hotspot - - - - n/a
NFC - - - - Yes
USB - - - - Yes
Micro-USB
Wi-Fi - - - - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID - - - - n/a
Ringer ID - - - - n/a
Voice Dialing - - - Yes n/a
Customization
Changeable Body Plates - Yes Yes - -
Custom Graphics - Yes - - n/a
Custom Ringtones Yes Yes Yes Yes n/a
Real-Music Ringers - - - - n/a
Data & Network
Data Tethering Yes Yes Yes Yes n/a
WAP / Web Browser Yes Yes Yes - n/a
Input
Predictive Text Entry Yes Yes Yes - n/a
Side Keys Yes Yes - Yes Yes
Touch Screen - - - - Yes
Memory
Memory Card Slot - - - - Yes
Messaging
Email Client - - - - n/a
EMS / Picture Messaging - Yes - - n/a
MMS - Yes - - n/a
Text Messaging Templates - Yes Yes - n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - - - - Yes
Music Player - - - - n/a
Photo & Video
Miracast - - - - Yes
Power
Fast Charging - - - - Yes
Productivity
Alarm Yes Yes Yes Yes n/a
Calculator - Yes Yes Yes n/a
Calendar - Yes - - n/a
To-Do List - Yes - - n/a
Voice Memo - - - - n/a
Software
Games - Yes Yes Yes n/a
Java (J2ME) - Yes - - n/a
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) - - Yes - n/a
Push-To-Talk - - - - Yes
Speaker Phone - Yes - - Yes
  Ericsson R278d Nokia 6610 Kyocera 2135 Ericsson T28 World Kyocera DuraForce XD
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Phone Ericsson R278d Nokia 6610 Kyocera 2135 Ericsson T28 World Kyocera DuraForce XD

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