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Phone Samsung SCH-A990 HTC G2 HTC Desire 612 (CDMA) ZTE Groove Siemens CT66 / C66 / C65 / C71 / C70
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.7" diag.
5 : 3
4.7" diag.
16 : 9
3.2" diag.
5 : 3
?
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
130 x 130 pixels
LCD (Color)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 1,000 mAh 1,300 mAh 2,040 mAh 1,500 mAh 600 mAh
Processor ? 800 MHz Qualcomm S2 MSM7230 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) 800 MHz Qualcomm MSM7627A ?
RAM ? ? 1 GB 512 MB ?
Storage ? raw hardware ? raw hardware 8 GB 1 GB ? raw hardware
Main Camera 3 megapixel 5 megapixel 8 megapixel 3 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 720p HD 1080p HD 720p HD -
Front Camera - - 1 megapixel Yes -
Weight 4.4 oz
(125g)
6.5 oz
(184g)
5.15 oz
(146g)
4.5 oz
(128g)
3 oz
(85g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
5.66" x 2.77" x 0.37"
(144 x 70 x 9.4 mm)
4.67" x 2.46" x 0.55"
(119 x 62 x 14 mm)
4.1" x 1.8" x 0.7"
(104 x 46 x 17.8 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android Android Android (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

4G LTE: 4, 13

CDMA: 850, 1900

CDMA: 850, 1700, 1900

GSM: 850, 1800, 1900

*

Data Technology EVDO r0 HSPA 14.4 LTE (Cat 3) EVDO rA GPRS
Features 
Flashlight Yes - - - -
GPS / Location Yes n/a n/a n/a -
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible Yes Yes Yes - -
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) Yes - Yes - -
Alerts
Extra Display Yes - - - -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes -
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a n/a n/a -
NFC - - Yes - -
USB Yes Yes Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes -
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing Yes n/a n/a n/a -
Customization
Changeable Body Plates - - - - Yes
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes n/a n/a n/a -
Data & Network
Data Tethering Yes n/a n/a n/a -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes -
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client - n/a n/a n/a -
EMS / Picture Messaging Yes n/a n/a n/a Yes
Instant Messaging - n/a n/a n/a -
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a Yes
Music
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player Yes n/a n/a n/a -
Stereo Speakers Yes - Yes - -
Photo & Video
DLNA - - Yes - -
TV Output Yes - - - -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List - n/a n/a n/a Yes
Voice Memo Yes n/a n/a n/a Yes
Software
BREW Yes n/a n/a n/a -
Games Yes n/a n/a n/a Yes
Java (J2ME) - n/a n/a n/a Yes
Voice
Call Screening - - - - Yes
Push-To-Talk - - - - Yes *
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SCH-A990 HTC G2 HTC Desire 612 (CDMA) ZTE Groove Siemens CT66 / C66 / C65 / C71 / C70
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 HTC G2 HTC Desire 612 (CDMA) ZTE Groove Siemens CT66 / C66 / C65 / C71 / C70

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