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Phone Motorola Rival A455 UTStarcom Slice PCS-1400 Samsung SCH-U430 Huawei M750
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? ? 2.8" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 940 mAh 900 mAh 1,000 mAh 1,150 mAh
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 2 megapixel - Yes 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QVGA (320 x 240) - - -
Front Camera - - - -
Weight 4.48 oz
(127g)
2.3 oz
(65g)
3.21 oz
(91g)
3.92 oz
(111g)
Dimensions 3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
4.3" x 1.8" x 0.4"
(109 x 46 x 10.2 mm)
3.67" x 1.85" x 0.78"
(93 x 47 x 19.8 mm)
4.21" x 2.25" x 0.59"
(107 x 57 x 14.9 mm)
Form Factor Slide Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 1900

CDMA: 850, 1900

CDMA: 850, 1700, 1900

Data Technology EVDO r0 1xRTT 1xRTT 1xRTT
Features 
GPS / Location Yes Yes Yes Yes
Accessibility
Adjustable Text Size - - Yes -
Hearing Aid Compatible Yes - Yes Yes
Multiple Languages Yes - Yes -
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - - Yes -
Connectivity
Bluetooth Yes - Yes Yes
USB Yes
Micro-USB
- - Yes
Contacts
Picture ID Yes - Yes Yes
Ringer ID Yes Yes Yes Yes
Voice Dialing Yes - Yes -
Customization
Custom Graphics Yes Yes Yes Yes
Custom Ringtones Yes Yes Yes Yes
Real-Music Ringers Yes - - -
Data & Network
Data Tethering Yes - - -
External Antenna Jack - Yes - -
WAP / Web Browser Yes Yes Yes Yes
Input
Predictive Text Entry - Yes Yes -
Side Keys Yes Yes Yes Yes
Stylus - - - Yes
Text Keyboard, Hardware Yes - - -
Touch Screen Yes - - Yes
Memory
Memory Card Slot Yes - - Yes
Messaging
Email Client Yes - Yes Yes
EMS / Picture Messaging Yes - Yes -
Instant Messaging Yes - Yes Yes
MMS Yes - Yes Yes
Text Messaging Templates Yes Yes Yes Yes
Music
Headphone Jack (3.5mm) Yes - - Yes
Music Player Yes - - Yes
Productivity
Alarm Yes Yes Yes Yes
Calculator Yes Yes Yes Yes
Calendar Yes Yes Yes Yes
Voice Memo Yes - Yes Yes
Software
BREW Yes - Yes Yes
Games Yes Yes Yes Yes
Java (J2ME) - Yes - -
Voice
Headset Jack (2.5 mm) - Yes Yes -
Speaker Phone Yes Yes Yes Yes
  Motorola Rival A455 UTStarcom Slice PCS-1400 Samsung SCH-U430 Huawei M750
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Phone Motorola Rival A455 UTStarcom Slice PCS-1400 Samsung SCH-U430 Huawei M750

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