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Phone Samsung MM-A940 Ericsson R278d Samsung Galaxy S III mini (GSM) Samsung SCH-A870 / Siren
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 4" diag.
5 : 3
?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
101 x 40 pixels 480 x 800 pixels
(~233 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ?
Battery ? ? 2,000 mAh 1,000 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon MSM8930 ?
RAM ? ? 1 GB ?
Storage ? raw hardware ? raw hardware 8 GB ? raw hardware
Main Camera 2 megapixel - 5 megapixel Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - 720p HD -
Front Camera - - Yes -
Weight 4.9 oz
(139g)
9.28 oz
(263g)
3.96 oz
(112g)
3.4 oz
(96g)
Dimensions 3.68" x 1.83" x 1.01"
(93 x 46 x 25.7 mm)
5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
4.77" x 2.46" x 0.34"
(121 x 62 x 8.6 mm)
3.6" x 1.8" x 0.85"
(91 x 46 x 21.6 mm)
Form Factor Clamshell Slab Slab Clamshell
Platform / OS (proprietary) (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

TDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology EVDO r0 - LTE (Cat 3) 1xRTT
Features 
Flashlight - - Yes -
GPS / Location Yes - n/a Yes
Accessibility
Adjustable Text Size - - n/a -
Hearing Aid Compatible - - Yes Yes
Multiple Languages Yes Yes n/a Yes
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Extra Display Yes - - Yes
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - n/a -
NFC - - Yes -
USB - - Yes -
Wi-Fi - - Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID Yes - n/a Yes
Ringer ID Yes - n/a -
Voice Dialing Yes - n/a Yes
Customization
Custom Graphics Yes - n/a Yes
Custom Ringtones Yes Yes n/a Yes
Real-Music Ringers - - n/a -
Data & Network
Data Tethering Yes Yes n/a -
WAP / Web Browser Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes
Touch Screen - - Yes -
Memory
Memory Card Slot Yes - Yes -
Messaging
Email Client - - n/a -
EMS / Picture Messaging - - n/a Yes
Instant Messaging - - n/a -
MMS - - n/a Yes
Text Messaging Templates Yes - n/a -
Music
Headphone Jack (3.5mm) - - Yes -
Music Player Yes - n/a -
Photo & Video
DLNA - - Yes -
Productivity
Alarm Yes Yes n/a Yes
Calculator Yes - n/a Yes
Calendar Yes - n/a Yes
To-Do List Yes - n/a -
Voice Memo Yes - n/a -
Software
BREW - - n/a Yes
Games Yes - n/a Yes
Java (J2ME) Yes - n/a -
Voice
Headset Jack (2.5 mm) Yes - n/a -
Speaker Phone Yes - Yes Yes
  Samsung MM-A940 Ericsson R278d Samsung Galaxy S III mini (GSM) Samsung SCH-A870 / Siren
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Phone Samsung MM-A940 Ericsson R278d Samsung Galaxy S III mini (GSM) Samsung SCH-A870 / Siren

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