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Phone BlackBerry 7750 Siemens C56 HTC Amaze 4G Samsung SPH-A250
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Not yet released
Specifications 
Display Size ? ? 4.3" diag.
16 : 9
?
Display Resolution & Type 240 x 240 pixels
LCD (Color)
101 x 64 pixels 540 x 960 pixels
(~256 ppi)
LCD (TFT/TFD)
?
Display Refresh ? ? 60 Hz ?
Battery ? 700 mAh 1,730 mAh ?
Processor ? ? 1.5 GHz Qualcomm Snapdragon S3 dual-core ?
RAM ? ? 1 GB ?
Storage ? raw hardware ? raw hardware 16 GB ? raw hardware
Main Camera - - 8 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - 1080p HD -
Front Camera - - 2 megapixel -
Weight 5.01 oz
(142g)
3 oz
(85g)
6.1 oz
(173g)
2.82 oz
(80g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.98" x 1.73" x 0.83"
(101 x 44 x 21.1 mm)
5.12" x 2.58" x 0.46"
(130 x 66 x 11.7 mm)
2.76" x 1.91" x 0.83"
(70 x 49 x 21.1 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS BlackBerry OS (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 850, 1900

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 1900

Data Technology 1xRTT GPRS HSPA+ 42 -
Features 
Flashlight - - Yes -
GPS / Location n/a Yes n/a -
Accessibility
Hearing Aid Compatible - - Yes -
Multiple Languages n/a Yes n/a -
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Ringer Profiles Yes Yes - -
Connectivity
Bluetooth - - Yes
Classic Audio
-
Mobile Hotspot n/a - n/a -
NFC - - Yes -
USB Yes Yes Yes -
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID n/a - n/a -
Ringer ID n/a Yes n/a -
Voice Dialing n/a Yes n/a Yes
Customization
Changeable Body Plates - Yes - -
Custom Graphics n/a Yes n/a -
Custom Ringtones n/a Yes n/a -
Real-Music Ringers n/a - n/a -
Data & Network
Data Tethering n/a Yes n/a Yes
WAP / Web Browser n/a Yes n/a Yes
Input
Predictive Text Entry n/a Yes n/a Yes
Side Keys Yes - Yes Yes
Text Keyboard, Hardware Yes - - -
Touch Screen - - Yes -
Memory
Memory Card Slot - - Yes -
Messaging
Email Client n/a - n/a -
EMS / Picture Messaging n/a Yes n/a -
Instant Messaging n/a - n/a -
MMS n/a - n/a -
Text Messaging Templates n/a Yes n/a -
Music
FM Radio - - Yes -
Headphone Jack (3.5mm) - - Yes -
Music Player n/a - n/a -
Photo & Video
DLNA - - Yes -
TV Output - - Yes -
Productivity
Alarm n/a Yes n/a Yes
Calculator n/a Yes n/a Yes
Calendar n/a Yes n/a Yes
To-Do List n/a - n/a Yes
Voice Memo n/a - n/a -
Software
Games n/a Yes n/a -
Java (J2ME) n/a Yes n/a -
Voice
Headset Jack (2.5 mm) n/a - n/a Yes
Speaker Phone - Yes Yes -
  BlackBerry 7750 Siemens C56 HTC Amaze 4G Samsung SPH-A250
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 Siemens C56 HTC Amaze 4G Samsung SPH-A250

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