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Phone Ericsson T28 World Motorola i450 / i455 Samsung Jitterbug J / SPH-A310 ZTE Speed Kyocera DuraXV / DuraXV Plus / DuraXA
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 2.1" diag.
4 : 3
4.5" diag.
16 : 9
2.4" diag.
4 : 3
Display Resolution & Type ? 130 x 130 pixels
LCD (STN)
176 x 220 pixels
(~134 ppi)
LCD (Color)
540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz ?
Battery 500 mAh ? ? 2,000 mAh 1,500 mAh
Processor ? ? ? 1.2 GHz Qualcomm Snapdragon 410 MSM8916 Qualcomm QSC6185
RAM ? ? ? 1 GB 256 MB
Storage ? raw hardware ? raw hardware ? raw hardware 8 GB 512 MB
Main Camera - - - 5 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - 720p HD QVGA (320 x 240)
Front Camera - - - 2 megapixel -
Weight 3.14 oz
(89g)
4.5 oz
(128g)
3.99 oz
(113g)
4.8 oz
(136g)
5.6 oz
(159g)
Dimensions 3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
3.5" x 2" x 1.1"
(89 x 51 x 27.9 mm)
3.87" x 2.16" x 0.97"
(98 x 55 x 24.6 mm)
5.3" x 2.6" x 0.4"
(135 x 66 x 10.2 mm)
4.13" x 2.15" x 0.98"
(105 x 55 x 24.9 mm)
Form Factor Flip Clamshell Clamshell Slab Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) Android (proprietary)
Network Bands

GSM: 900, 1900

iDEN: 800

CDMA: 850, 1900

4G LTE: 25, 26, 41

CDMA: 800, 850, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology - - - LTE (Cat 3) EVDO rA
Features 
Flashlight - - - - Yes
GPS / Location - Yes Yes n/a Yes
Ruggedized - - - - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - - - n/a Yes
Hearing Aid Compatible - Yes Yes Yes Yes
Multiple Languages - Yes - n/a Yes
TTY/TDD (Digital) - Yes - Yes Yes
Alerts
Extra Display - Yes Yes - Yes
Ringer Profiles Yes Yes - - -
Connectivity
Bluetooth -
-
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - - n/a -
USB - Yes - Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID - Yes - n/a Yes
Ringer ID - Yes - n/a Yes
Voice Dialing Yes Yes Yes n/a Yes
Customization
Custom Graphics - Yes - n/a Yes
Custom Ringtones Yes Yes - n/a Yes
Real-Music Ringers - Yes * - n/a Yes
Data & Network
Data Tethering Yes Yes - n/a -
WAP / Web Browser - Yes - n/a Yes
Input
Predictive Text Entry - Yes - n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - - Yes -
Memory
Memory Card Slot - - - Yes Yes
Messaging
Email Client - - - n/a -
Instant Messaging - - - n/a -
MMS - Yes - n/a Yes
Text Messaging Templates - Yes Yes n/a Yes
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - - - n/a Yes
Productivity
Alarm Yes - - n/a Yes
Calculator Yes - - n/a Yes
Calendar - Yes - n/a Yes
Voice Memo - Yes - n/a Yes
Software
BREW - - - n/a Yes
Games Yes Yes - n/a Yes
Java (J2ME) - Yes - n/a -
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) - Yes - n/a -
Push-To-Talk - Yes - - Yes *
Speaker Phone - Yes Yes Yes Yes
  * Some versions only
  Ericsson T28 World Motorola i450 / i455 Samsung Jitterbug J / SPH-A310 ZTE Speed Kyocera DuraXV / DuraXV Plus / DuraXA
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T28 World Motorola i450 / i455 Samsung Jitterbug J / SPH-A310 ZTE Speed Kyocera DuraXV / DuraXV Plus / DuraXA

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