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Phone Samsung M400 Samsung Wafer R510 Ericsson T66 LG Optimus L90
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.4" diag.
4 : 3
1.9" diag.
4 : 3
? 4.7" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
? 540 x 960 pixels
(~234 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery 1,000 mAh 800 mAh ? 2,460 mAh
Processor 400 MHz Qualcomm QSC6155 ? ? 1.2 GHz Qualcomm Snapdragon 400 MSM8226
RAM 128 MB ? ? 1 GB
Storage 256 MB ? raw hardware ? raw hardware 8 GB
Main Camera 1 megapixel 1 megapixel - 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? - 1080p HD
Front Camera - - - Yes
Weight 3.7 oz
(105g)
2.47 oz
(70g)
2.08 oz
(59g)
4.37 oz
(124g)
Dimensions 3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
5.18" x 2.6" x 0.38"
(132 x 66 x 9.7 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android
Network Bands

CDMA: 800, 850, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EVDO r0 - HSPA+ 21
Features 
Flashlight - - - Yes
GPS / Location Yes Yes - n/a
Accessibility
Adjustable Text Size Yes - - n/a
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages Yes Yes Yes n/a
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Extra Display Yes - - -
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes Yes - Yes
Infrared (IR) - - - Yes
Mobile Hotspot - - - n/a
USB Yes
Micro-USB
- - Yes
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes - n/a
Ringer ID Yes - - n/a
Voice Dialing Yes Yes - n/a
Customization
Custom Graphics Yes Yes Yes n/a
Custom Ringtones Yes Yes Yes n/a
Real-Music Ringers Yes - - n/a
Data & Network
Data Tethering - - - n/a
WAP / Web Browser Yes Yes Yes n/a
Input
Predictive Text Entry Yes Yes Yes n/a
Side Keys Yes Yes Yes Yes
Touch Screen - - - Yes
Memory
Memory Card Slot - Yes - Yes
Messaging
Email Client - - - n/a
EMS / Picture Messaging - - Yes n/a
Instant Messaging - - - n/a
MMS Yes Yes - n/a
Text Messaging Templates Yes - Yes n/a
Music
Headphone Jack (3.5mm) Yes - - Yes
Music Player - Yes - n/a
Stereo Speakers - Yes - -
Productivity
Alarm Yes Yes Yes n/a
Calculator Yes Yes Yes n/a
Calendar Yes Yes Yes n/a
To-Do List - - Yes n/a
Voice Memo Yes Yes - n/a
Software
BREW - Yes - n/a
Games Yes Yes Yes n/a
Voice
Speaker Phone Yes Yes - Yes
  Samsung M400 Samsung Wafer R510 Ericsson T66 LG Optimus L90
  X > < X > < X > < X

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

 
Phone Samsung M400 Samsung Wafer R510 Ericsson T66 LG Optimus L90

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