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Phone Samsung Wafer R510 Samsung SCH-U740 Alias Alcatel 665 Samsung Transform Ultra Motorola KRZR K1m
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
? 1.8" diag.
4 : 3
3.5" diag.
5 : 3
?
Display Resolution & Type 220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz ?
Battery 800 mAh ? 650 mAh 1,500 mAh 880 mAh
Processor ? ? ? 1 GHz Qualcomm Snapdragon S2 MSM8655 ?
RAM ? ? 16 MB ? ?
Storage ? raw hardware ? raw hardware 32 MB ? raw hardware ? raw hardware
Main Camera 1 megapixel 1 megapixel 2 megapixel 3 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? ? QCIF (176 x 144) VGA (640 x 480) ?
Front Camera - - - Yes -
Weight 2.47 oz
(70g)
3.56 oz
(101g)
2.72 oz
(77g)
4.9 oz
(139g)
3.63 oz
(103g)
Dimensions 4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
3.84" x 2.04" x 0.63"
(98 x 52 x 16 mm)
3.78" x 1.89" x 0.66"
(96 x 48 x 16.8 mm)
4.5" x 2.4" x 0.55"
(114 x 61 x 14 mm)
4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
Form Factor Slab Clamshell Clamshell Slide Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

GSM: 850, 1900

CDMA: 800, 850, 1900

CDMA: 850, 1900

Data Technology EVDO r0 EVDO r0 - EVDO rA EVDO r0
Features 
GPS / Location Yes Yes - n/a Yes
Accessibility
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes Yes Yes n/a Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display - Yes Yes - Yes
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - - n/a -
USB - Yes Yes
Micro-USB
Yes Yes
Mini-USB
Wi-Fi - - - Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID Yes Yes Yes n/a Yes
Ringer ID - Yes Yes n/a Yes
Voice Dialing Yes Yes - n/a Yes
Customization
Custom Graphics Yes Yes Yes n/a Yes
Custom Ringtones Yes Yes Yes n/a Yes
Real-Music Ringers - - Yes n/a -
Data & Network
Data Tethering - Yes - n/a Yes
WAP / Web Browser Yes Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - Yes -
Touch Screen - - - Yes -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client - Yes - n/a -
EMS / Picture Messaging - - - n/a Yes
Instant Messaging - Yes Yes n/a Yes *
MMS Yes Yes Yes n/a Yes
Text Messaging Templates - Yes Yes n/a Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes Yes -
Music Player Yes Yes Yes n/a Yes
Stereo Speakers Yes - - - -
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator Yes Yes Yes n/a Yes
Calendar Yes Yes Yes n/a Yes
Voice Memo Yes Yes Yes n/a Yes
Software
BREW Yes Yes - n/a Yes *
Games Yes Yes Yes n/a Yes
Java (J2ME) - - Yes n/a Yes *
Voice
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Wafer R510 Samsung SCH-U740 Alias Alcatel 665 Samsung Transform Ultra Motorola KRZR K1m
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Wafer R510 Samsung SCH-U740 Alias Alcatel 665 Samsung Transform Ultra Motorola KRZR K1m

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