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Phone Motorola A845 Samsung M400 Motorola Backflip
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
3.1" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz
Battery ? 1,000 mAh 1,400 mAh
Processor ? 400 MHz Qualcomm QSC6155 528 MHz Qualcomm MSM7201a
RAM ? 128 MB ?
Storage ? raw hardware 256 MB ? raw hardware
Main Camera Yes 1 megapixel 5 megapixel
Wide Camera - - -
Tele Camera - - -
Video Capture ? - CIF (352 x 288)
Front Camera Yes - -
Weight 5.47 oz
(155g)
3.7 oz
(105g)
4.7 oz
(133g)
Dimensions 5.4" x 2.2" x 1"
(137 x 56 x 25.4 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
4.25" x 2.09" x 0.6"
(108 x 53 x 15.3 mm)
Form Factor Slab Clamshell Clamshell
Platform / OS (proprietary) (proprietary) Android
Network Bands

WCDMA: 2

GSM: 850, 1800, 1900

CDMA: 800, 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology WCDMA (UMTS) 1xRTT HSPA 7.2
Features 
GPS / Location Yes Yes n/a
Accessibility
Adjustable Text Size - Yes n/a
Hearing Aid Compatible - Yes
M4, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
Multiple Languages Yes Yes n/a
TTY/TDD (Digital) Yes Yes -
Alerts
Extra Display - Yes -
Ringer Profiles Yes - -
Connectivity
Bluetooth Yes Yes Yes
Infrared (IR) Yes - -
USB Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes
802.11 b,g
Contacts
Picture ID Yes Yes n/a
Ringer ID Yes Yes n/a
Voice Dialing Yes Yes n/a
Customization
Custom Graphics Yes Yes n/a
Custom Ringtones Yes Yes n/a
Real-Music Ringers Yes Yes n/a
Data & Network
Data Tethering Yes - n/a
WAP / Web Browser Yes Yes n/a
Input
Predictive Text Entry Yes Yes n/a
Side Keys Yes Yes Yes
Text Keyboard, Hardware - - Yes
Touch Screen - - Yes
Capacitive
Memory
Memory Card Slot - - Yes
Messaging
Email Client Yes - n/a
EMS / Picture Messaging Yes - n/a
Instant Messaging Yes - n/a
MMS Yes Yes n/a
Text Messaging Templates - Yes n/a
Music
Headphone Jack (3.5mm) - Yes Yes
Music Player Yes - n/a
Productivity
Alarm Yes Yes n/a
Calculator Yes Yes n/a
Calendar Yes Yes n/a
Voice Memo Yes Yes n/a
Software
Games Yes Yes n/a
Java (J2ME) Yes - n/a
Voice
Headset Jack (2.5 mm) Yes - n/a
Speaker Phone Yes Yes Yes
  Motorola A845 Samsung M400 Motorola Backflip
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Phone Motorola A845 Samsung M400 Motorola Backflip

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