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Phone Nokia N900 HTC Droid Eris Samsung Transform Ultra Alcatel 665 Motorola ROKR E2
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
3.2" diag.
5 : 3
3.5" diag.
5 : 3
1.8" diag.
4 : 3
?
Display Resolution & Type 800 x 480 pixels
(~267 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ? ?
Battery 1,320 mAh 1,300 mAh 1,500 mAh 650 mAh ?
Processor 600 MHz TI OMAP 3430 (ARM Cortex-A8) 528 MHz MSM7600 1 GHz Qualcomm Snapdragon S2 MSM8655 ? ?
RAM ? ? ? 16 MB ?
Storage ? raw hardware ? raw hardware ? raw hardware 32 MB ? raw hardware
Main Camera 5 megapixel 5 megapixel 3 megapixel 2 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? CIF (352 x 288) VGA (640 x 480) QCIF (176 x 144) ?
Front Camera - - Yes - -
Weight 6.38 oz
(181g)
4.43 oz
(126g)
4.9 oz
(139g)
2.72 oz
(77g)
3.77 oz
(107g)
Dimensions 4.36" x 2.35" x 0.69"
(111 x 60 x 17.6 mm)
4.45" x 2.19" x 0.52"
(113 x 55 x 13.2 mm)
4.5" x 2.4" x 0.55"
(114 x 61 x 14 mm)
3.78" x 1.89" x 0.66"
(96 x 48 x 16.8 mm)
4.17" x 1.95" x 0.71"
(106 x 50 x 18 mm)
Form Factor Slide Slab Slide Clamshell Slab
Platform / OS (proprietary) Android Android (proprietary) (proprietary)
Network Bands

WCDMA: 1, 4, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 800, 850, 1900

GSM: 850, 1900

GSM: 900, 1800, 1900

Data Technology HSPA 10.1 EVDO rA EVDO rA - EDGE
Features 
GPS / Location Yes n/a n/a - -
Accessibility
Hearing Aid Compatible Yes Yes Yes Yes -
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) - Yes Yes - -
Alerts
Extra Display - - - Yes -
Ringer Profiles - - - Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Mobile Hotspot - n/a n/a - -
USB Yes
Micro-USB
Yes
Mini-USB
Yes Yes
Micro-USB
Yes
Wi-Fi Yes
802.11 b,g
Yes
802.11 b,g
Yes
4 (802.11 a,b,g,n)
- -
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID - n/a n/a Yes Yes
Voice Dialing - n/a n/a - Yes
Customization
Custom Graphics Yes n/a n/a Yes Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers Yes n/a n/a Yes -
Data & Network
Data Tethering - n/a n/a - Yes
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry - n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Stylus Yes - - - -
Text Keyboard, Hardware Yes - Yes - -
Touch Screen Yes Yes Yes - -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client Yes n/a n/a - Yes
Instant Messaging Yes n/a n/a Yes -
MMS - n/a n/a Yes Yes
Text Messaging Templates - n/a n/a Yes Yes
Music
FM Radio - - - Yes Yes
FM Transmitter Yes n/a n/a - -
Headphone Jack (3.5mm) Yes Yes Yes Yes Yes
Music Player Yes n/a n/a Yes Yes
Stereo Speakers Yes - - - -
Photo & Video
DLNA Yes - - - -
TV Output Yes - - - -
Video Calling Yes * n/a n/a - -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List - n/a n/a - Yes
Voice Memo - n/a n/a Yes Yes
Software
Games Yes n/a n/a Yes Yes
Java (J2ME) - n/a n/a Yes Yes
Voice
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Nokia N900 HTC Droid Eris Samsung Transform Ultra Alcatel 665 Motorola ROKR E2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia N900 HTC Droid Eris Samsung Transform Ultra Alcatel 665 Motorola ROKR E2

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