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Phone LG Optimus L90 Motorola Rival A455 Siemens SL55 HTC G2 Motorola V878
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.7" diag.
16 : 9
2.2" diag.
4 : 3
? 3.7" diag.
5 : 3
?
Display Resolution & Type 540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
101 x 80 pixels
LCD (STN)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz ?
Battery 2,460 mAh 940 mAh 500 mAh 1,300 mAh ?
Processor 1.2 GHz Qualcomm Snapdragon 400 MSM8226 ? ? 800 MHz Qualcomm S2 MSM7230 ?
RAM 1 GB ? ? ? ?
Storage 8 GB ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 5 megapixel 2 megapixel - 5 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD QVGA (320 x 240) - 720p HD ?
Front Camera Yes - - - -
Weight 4.37 oz
(124g)
4.48 oz
(127g)
2.79 oz
(79g)
6.5 oz
(184g)
2.82 oz
(80g)
Dimensions 5.18" x 2.6" x 0.38"
(132 x 66 x 9.7 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
3.23" x 1.65" x 0.85"
(82 x 42 x 21.6 mm)
Form Factor Slab Slide Slide Slab Clamshell
Platform / OS Android (proprietary) (proprietary) Android (proprietary)
Network Bands

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology HSPA+ 21 EVDO r0 GPRS HSPA 14.4 GPRS
Features 
Flashlight Yes - - - -
GPS / Location n/a Yes - n/a -
Accessibility
Adjustable Text Size n/a - - n/a -
Hearing Aid Compatible Yes Yes - Yes -
Multiple Languages n/a Yes Yes n/a Yes
TTY/TDD (Digital) Yes Yes - - -
Alerts
Extra Display - - - - Yes
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth Yes Yes - Yes -
Infrared (IR) Yes - Yes - -
Mobile Hotspot n/a - - n/a -
USB Yes Yes
Micro-USB
- Yes Yes
Wi-Fi Yes
4 (802.11 b,g,n)
- - Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID n/a Yes Yes n/a Yes
Ringer ID n/a Yes Yes n/a Yes
Voice Dialing n/a Yes Yes n/a Yes
Customization
Custom Graphics n/a Yes Yes n/a Yes
Custom Ringtones n/a Yes Yes n/a Yes
Real-Music Ringers n/a Yes - n/a -
Data & Network
Data Tethering n/a Yes Yes n/a Yes
WAP / Web Browser n/a Yes Yes n/a Yes
Input
Predictive Text Entry n/a - Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - Yes -
Touch Screen Yes Yes - Yes -
Memory
Memory Card Slot Yes Yes - Yes -
Messaging
Email Client n/a Yes Yes n/a -
EMS / Picture Messaging n/a Yes Yes n/a Yes
Instant Messaging n/a Yes - n/a -
MMS n/a Yes Yes n/a Yes
Text Messaging Templates n/a Yes Yes n/a -
Music
Headphone Jack (3.5mm) Yes Yes - Yes -
Music Player n/a Yes - n/a -
Productivity
Alarm n/a Yes Yes n/a Yes
Calculator n/a Yes Yes n/a Yes
Calendar n/a Yes Yes n/a Yes
To-Do List n/a - Yes n/a -
Voice Memo n/a Yes Yes n/a Yes
Software
BREW n/a Yes - n/a -
Games n/a Yes Yes n/a Yes
Java (J2ME) n/a - Yes n/a Yes
Voice
Speaker Phone Yes Yes Yes Yes -
  LG Optimus L90 Motorola Rival A455 Siemens SL55 HTC G2 Motorola V878
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Phone LG Optimus L90 Motorola Rival A455 Siemens SL55 HTC G2 Motorola V878

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