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Phone Siemens SX1 Samsung Galaxy S II Skyrocket LG Optimus L90 BlackBerry 7750
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 4.5" diag.
5 : 3
4.7" diag.
16 : 9
?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~207 ppi)
AMOLED
540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
Display Refresh ? 60 Hz 60 Hz ?
Battery 1,000 mAh 1,850 mAh 2,460 mAh ?
Processor ? 1.5 GHz Qualcomm Snapdragon S3 APQ8060 1.2 GHz Qualcomm Snapdragon 400 MSM8226 ?
RAM ? 1 GB 1 GB ?
Storage ? raw hardware 16 GB 8 GB ? raw hardware
Main Camera Yes 8 megapixel 5 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture QCIF (176 x 144) 1080p HD 1080p HD -
Front Camera - 2 megapixel Yes -
Weight 4.09 oz
(116g)
4.71 oz
(133g)
4.37 oz
(124g)
5.01 oz
(142g)
Dimensions 4.29" x 2.2" x 0.75"
(109 x 56 x 19.1 mm)
5.12" x 2.72" x 0.35"
(130 x 69 x 9 mm)
5.18" x 2.6" x 0.38"
(132 x 66 x 9.7 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Platform / OS S60 (Symbian) Android Android BlackBerry OS
Network Bands

GSM: 900, 1800, 1900

4G LTE: 4, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology GPRS LTE (Cat 3) HSPA+ 21 1xRTT
Features 
Flashlight - - Yes -
Accessibility
Hearing Aid Compatible - Yes Yes -
TTY/TDD (Digital) - Yes Yes Yes
Alerts
Ringer Profiles Yes - - Yes
Connectivity
Bluetooth Yes Yes Yes -
Infrared (IR) Yes - Yes -
NFC - Yes - -
USB Yes Yes
Micro-USB
Yes Yes
Wi-Fi - Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 b,g,n)
-
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes
Touch Screen - Yes Yes -
Memory
Memory Card Slot Yes Yes Yes -
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) - Yes Yes -
Photo & Video
DLNA - Yes - -
TV Output - Yes - -
Voice
Speaker Phone Yes Yes Yes -
  Siemens SX1 Samsung Galaxy S II Skyrocket LG Optimus L90 BlackBerry 7750
  X > < X > < X > < X

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

 
Phone Siemens SX1 Samsung Galaxy S II Skyrocket LG Optimus L90 BlackBerry 7750

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