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Phone Siemens SL55 Alcatel Idol Coolpad Catalyst Samsung MM-A900 / SPH-A900 / Ace
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 4.7" diag.
16 : 9
5" diag.
16 : 9
?
Display Resolution & Type 101 x 80 pixels
LCD (STN)
540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ?
Battery 500 mAh 1,800 mAh 2,200 mAh ?
Processor ? 1 GHz MediaTek 6577 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) ?
RAM ? 512 MB 1 GB ?
Storage ? raw hardware 4 GB 8 GB ? raw hardware
Main Camera - 8 megapixel 5 megapixel 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - 720p HD 720p HD ?
Front Camera - 2 megapixel 2 megapixel -
Weight 2.79 oz
(79g)
3.88 oz
(110g)
5.74 oz
(163g)
3.9 oz
(111g)
Dimensions 3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
5.24" x 2.66" x 0.31"
(133 x 67 x 7.9 mm)
5.62" x 2.81" x 0.42"
(143 x 71 x 10.7 mm)
3.86" x 2.01" x 0.57"
(98 x 51 x 14.5 mm)
Form Factor Slide Slab Slab Clamshell
Platform / OS (proprietary) Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology GPRS HSPA 7.2 LTE (Cat 4) EVDO r0
Features 
Flashlight - Yes Yes -
GPS / Location - n/a n/a Yes
Accessibility
Adjustable Text Size - n/a n/a -
Hearing Aid Compatible - Yes Yes -
Multiple Languages Yes n/a n/a Yes
TTY/TDD (Digital) - - - Yes
Alerts
Extra Display - - - Yes
Ringer Profiles Yes - - -
Connectivity
Bluetooth - Yes Yes Yes
Infrared (IR) Yes - - -
Mobile Hotspot - n/a n/a -
USB - Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes n/a n/a Yes
Ringer ID Yes n/a n/a Yes
Voice Dialing Yes n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a Yes
Custom Ringtones Yes n/a n/a Yes
Real-Music Ringers - n/a n/a -
Data & Network
Data Tethering Yes n/a n/a Yes
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen - Yes Yes -
Memory
Memory Card Slot - Yes Yes -
Messaging
Email Client Yes n/a n/a -
EMS / Picture Messaging Yes n/a n/a -
Instant Messaging - n/a n/a -
MMS Yes n/a n/a -
Text Messaging Templates Yes n/a n/a Yes
Music
FM Radio - Yes - -
Headphone Jack (3.5mm) - Yes Yes -
Music Player - n/a n/a Yes
Photo & Video
DLNA - Yes - -
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
To-Do List Yes n/a n/a Yes
Voice Memo Yes n/a n/a Yes
Software
Games Yes n/a n/a Yes
Java (J2ME) Yes n/a n/a Yes
Voice
HD Voice - - Yes -
Headset Jack (2.5 mm) - n/a n/a Yes
Speaker Phone Yes Yes Yes Yes
  Siemens SL55 Alcatel Idol Coolpad Catalyst Samsung MM-A900 / SPH-A900 / Ace
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Phone Siemens SL55 Alcatel Idol Coolpad Catalyst Samsung MM-A900 / SPH-A900 / Ace

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