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Phone Motorola Rival A455 Samsung Array / Montage Sony Ericsson TM506 BlackBerry Storm2 9550 HTC HD7 / HD7S
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
2.4" diag.
4 : 3
2.2" diag.
4 : 3
3.3" diag.
4 : 3
4.3" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~217 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery 940 mAh 1,000 mAh 950 mAh 1,400 mAh 1,230 mAh
Processor ? 480 MHz Qualcomm QSC6155 ? ? 1 GHz Qualcomm Snapdragon S1 QSD8250
RAM ? 128 MB ? ? ?
Storage ? raw hardware 256 MB ? raw hardware ? raw hardware 16 GB
Main Camera 2 megapixel 2 megapixel 2 megapixel 3 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QVGA (320 x 240) QCIF (176 x 144) QVGA (320 x 240) ? 720p HD
Front Camera - - - - -
Weight 4.48 oz
(127g)
4.14 oz
(117g)
3.56 oz
(101g)
5.64 oz
(160g)
5.71 oz
(162g)
Dimensions 3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
4.41" x 2.12" x 0.59"
(112 x 54 x 15 mm)
3.74" x 1.86" x 0.7"
(95 x 47 x 17.8 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
4.8" x 2.7" x 0.44"
(122 x 69 x 11.2 mm)
Form Factor Slide Slide Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) BlackBerry OS Windows
Network Bands

CDMA: 850, 1900

CDMA: 800, 850, 1900

WCDMA: 1, 4

GSM: 850, 1800, 1900

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

*

Data Technology EVDO r0 1xRTT HSDPA 3.6 EVDO rA HSPA 7.2
Features 
GPS / Location Yes Yes Yes n/a n/a
Accessibility
Adjustable Text Size - - - n/a n/a
Hearing Aid Compatible Yes Yes - Yes -
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles - - Yes Yes -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
USB Yes
Micro-USB
Yes
Micro-USB
Yes Yes Yes
Micro-USB
Wi-Fi - - - Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes Yes n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing Yes Yes Yes n/a n/a
Customization
Custom Graphics Yes Yes Yes n/a n/a
Custom Ringtones Yes Yes Yes n/a n/a
Real-Music Ringers Yes Yes Yes n/a n/a
Data & Network
Data Tethering Yes - - n/a n/a
External Antenna Jack - - Yes n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry - Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes Yes - - -
Touch Screen Yes - - Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client Yes Yes Yes n/a n/a
EMS / Picture Messaging Yes - - n/a n/a
Instant Messaging Yes - Yes n/a n/a
MMS Yes Yes Yes n/a n/a
Text Messaging Templates Yes Yes Yes n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) Yes Yes - Yes Yes
Music Player Yes Yes Yes n/a n/a
Stereo Speakers - - - - Yes
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List - - Yes n/a n/a
Voice Memo Yes Yes Yes n/a n/a
Software
BREW Yes - - n/a n/a
Games Yes Yes Yes n/a n/a
Java (J2ME) - Yes Yes n/a n/a
Voice
Speaker Phone Yes Yes Yes Yes Yes
  Motorola Rival A455 Samsung Array / Montage Sony Ericsson TM506 BlackBerry Storm2 9550 HTC HD7 / HD7S
  X > < X > < X > < X > < X

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

 
Phone Motorola Rival A455 Samsung Array / Montage Sony Ericsson TM506 BlackBerry Storm2 9550 HTC HD7 / HD7S

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