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Phone Samsung Transform Ultra Huawei W1 Pantech Laser Palm Treo 650 (CDMA) Ericsson R520
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
4" diag.
5 : 3
3.1" diag.
5 : 3
? ?
Display Resolution & Type 320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~301 ppi)
AMOLED
320 x 320 pixels
LCD (TFT/TFD)
?
Display Refresh 60 Hz ? ? ? ?
Battery 1,500 mAh 1,950 mAh 1,000 mAh ? ?
Processor 1 GHz Qualcomm Snapdragon S2 MSM8655 1.2 GHz Qualcomm Snapdragon 400 MSM8230 ? 312 MHz Intel XScale PXA270 ?
RAM ? 512 MB ? ? ?
Storage ? raw hardware 4 GB ? raw hardware ? raw hardware ? raw hardware
Main Camera 3 megapixel 5 megapixel 3 megapixel Yes -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture VGA (640 x 480) 720p HD VGA (640 x 480) QVGA (320 x 240) -
Front Camera Yes Yes - - -
Weight 4.9 oz
(139g)
4.41 oz
(125g)
4.05 oz
(115g)
6.3 oz
(179g)
4.23 oz
(120g)
Dimensions 4.5" x 2.4" x 0.55"
(114 x 61 x 14 mm)
4.84" x 2.5" x 0.41"
(123 x 64 x 10.4 mm)
4.44" x 2.27" x 0.39"
(113 x 58 x 9.9 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
Form Factor Slide Slab Slide Slab Slab
Platform / OS Android Windows (proprietary) Palm OS (proprietary)
Network Bands

CDMA: 800, 850, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

Data Technology EVDO rA HSPA+ 21 HSPA 7.2 1xRTT GPRS
Features 
GPS / Location n/a n/a Yes n/a -
Accessibility
Adjustable Text Size n/a n/a - n/a -
Hearing Aid Compatible Yes Yes - - -
Multiple Languages n/a n/a Yes n/a Yes
TTY/TDD (Digital) Yes - Yes - -
Alerts
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
HSP, Sync, OPP, DUN
Infrared (IR) - - - Yes Yes
Mobile Hotspot n/a n/a - n/a -
USB Yes Yes
Micro-USB
Yes
Micro-USB
- -
Wi-Fi Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 b,g,n)
- - -
Contacts
Picture ID n/a n/a Yes n/a -
Ringer ID n/a n/a Yes n/a -
Voice Dialing n/a n/a - n/a Yes
Customization
Custom Graphics n/a n/a Yes n/a -
Custom Ringtones n/a n/a Yes n/a Yes
Real-Music Ringers n/a n/a Yes n/a -
Data & Network
Data Tethering n/a n/a Yes n/a Yes
WAP / Web Browser n/a n/a Yes n/a Yes
Input
Predictive Text Entry n/a n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes Yes -
Touch Screen Yes Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client n/a n/a Yes n/a -
Instant Messaging n/a n/a Yes n/a -
MMS n/a n/a Yes n/a -
Text Messaging Templates n/a n/a Yes n/a Yes
Music
Headphone Jack (3.5mm) Yes Yes - - -
Music Player n/a n/a Yes n/a -
Productivity
Alarm n/a n/a Yes n/a Yes
Calculator n/a n/a Yes n/a Yes
Calendar n/a n/a Yes n/a Yes
To-Do List n/a n/a - n/a -
Voice Memo n/a n/a Yes n/a Yes
Software
Games n/a n/a Yes n/a Yes
Java (J2ME) n/a n/a Yes n/a -
Voice
Headset Jack (2.5 mm) n/a n/a - n/a -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Transform Ultra Huawei W1 Pantech Laser Palm Treo 650 (CDMA) Ericsson R520
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Phone Samsung Transform Ultra Huawei W1 Pantech Laser Palm Treo 650 (CDMA) Ericsson R520

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