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Phone Motorola T730 / T731c Palm Pre Plus (CDMA) Asus ZenFone AR Ericsson T28 World Motorola i450 / i455
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.1" diag.
5 : 3
5.7" diag.
16 : 9
? ?
Display Resolution & Type 120 x 160 pixels
LCD (STN)
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
AMOLED
? 130 x 130 pixels
LCD (STN)
Display Refresh ? ? 60 Hz ? ?
Battery 750 mAh ? 3,300 mAh 500 mAh ?
Processor ? TI OMAP 3430 2.4 GHz Qualcomm Snapdragon 821 (MSM8996) ? ?
RAM ? ? 6 GB * ? ?
Storage ? raw hardware ? raw hardware 128 GB * ? raw hardware ? raw hardware
Main Camera - 3 megapixel 23 megapixel - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? 4K UHD - -
Front Camera - - 8 megapixel - -
Weight 4.06 oz
(115g)
4.89 oz
(139g)
6 oz
(170g)
3.14 oz
(89g)
4.5 oz
(128g)
Dimensions 3.54" x 1.87" x 0.91"
(90 x 47 x 23.1 mm)
3.9" x 2.3" x 0.67"
(99 x 58 x 17 mm)
6.24" x 3.05" x 0.3"
(158 x 77 x 7.6 mm)
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)
Form Factor Clamshell Slide Slab Flip Clamshell
Platform / OS (proprietary) webOS Android (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

4G LTE: 2, 3, 4, 5, 7, 13, 20

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1900

iDEN: 800

Data Technology 1xRTT EVDO rA LTE (Cat 11) - -
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - -
GPS / Location Yes n/a n/a - Yes
VR-ready - - Yes - -
Accessibility
Hearing Aid Compatible - Yes Yes - Yes
Multiple Languages Yes n/a n/a - Yes
TTY/TDD (Digital) Yes Yes - - Yes
Alerts
Extra Display Yes - - - Yes
Ringer Profiles - - - Yes Yes
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
- -
Mobile Hotspot - n/a n/a - -
NFC - - Yes - -
USB Yes Yes
Micro-USB
Yes
USB Type C
- Yes
Wi-Fi - Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID - n/a n/a - Yes
Ringer ID Yes n/a n/a - Yes
Voice Dialing Yes n/a n/a Yes Yes
Customization
Changeable Body Plates Yes - - - -
Custom Graphics Yes n/a n/a - Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers - n/a n/a - Yes *
Data & Network
Data Tethering Yes n/a n/a Yes Yes
Dual-SIM - - Yes - -
WAP / Web Browser Yes n/a n/a - Yes
Input
Predictive Text Entry Yes n/a n/a - Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes Yes - -
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client Yes n/a n/a - -
EMS / Picture Messaging Yes n/a n/a - -
Instant Messaging - n/a n/a - -
MMS - n/a n/a - Yes
Text Messaging Templates Yes n/a n/a - Yes
Music
Headphone Jack (3.5mm) - Yes Yes - -
Music Player - n/a n/a - -
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - -
Power
Fast Charging - - Yes - -
Wireless Charging - Yes - - -
Productivity
Alarm Yes n/a n/a Yes -
Calculator Yes n/a n/a Yes -
Calendar Yes n/a n/a - Yes
To-Do List - n/a n/a - -
Voice Memo Yes n/a n/a - Yes
Software
BREW Yes * n/a n/a - -
Games Yes n/a n/a Yes Yes
Java (J2ME) - n/a n/a - Yes
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes n/a n/a - Yes
Push-To-Talk - - - - Yes
Speaker Phone - Yes Yes - Yes
  * Some versions only
  Motorola T730 / T731c Palm Pre Plus (CDMA) Asus ZenFone AR Ericsson T28 World Motorola i450 / i455
  X > < X > < X > < X > < X

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

 
Phone Motorola T730 / T731c Palm Pre Plus (CDMA) Asus ZenFone AR Ericsson T28 World Motorola i450 / i455

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