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Phone Samsung SGH-A657 LG PM-225 Pantech Matrix Pro C820 Coolpad Conjr
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 2.4" diag.
4 : 3
5" diag.
16 : 9
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery 1,420 mAh 1,000 mAh 1,320 mAh 2,500 mAh
Processor ? ? 528 MHz ARM 11 1 GHz MediaTek MT6735
RAM ? ? ? 3 GB
Storage ? raw hardware ? raw hardware ? raw hardware 16 GB
Main Camera - Yes 2 megapixel 13 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - QCIF (176 x 144) 1080p HD
Front Camera - - - 8 megapixel
Weight 4.34 oz
(123g)
3.35 oz
(95g)
5.34 oz
(151g)
5.14 oz
(146g)
Dimensions 4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
3.53" x 1.76" x 0.93"
(90 x 45 x 23.6 mm)
4.2" x 2" x 0.9"
(107 x 51 x 22.9 mm)
5.72" x 2.86" x 0.35"
(145 x 73 x 8.8 mm)
Form Factor Slab Clamshell Slide Slab
Platform / OS (proprietary) (proprietary) Windows Mobile Standard Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 7, 12

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 1xRTT HSDPA 3.6 LTE (Cat 4)
Features 
Fingerprint Reader - - - Yes
stand-alone
Flashlight Yes - - Yes
GPS / Location Yes Yes n/a n/a
Ruggedized Yes - - -
Accessibility
Hearing Aid Compatible - - - Yes
M4, T4 (very tele-coil compatible)
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display - Yes - -
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes - Yes Yes
USB Yes Yes Yes Yes
Micro-USB
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing - Yes n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes - n/a n/a
Data & Network
Data Tethering Yes - n/a n/a
Dual-SIM - - - Yes
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes -
Touch Screen - - - Yes
Capacitive
Memory
Memory Card Slot Yes - Yes Yes
Messaging
Email Client Yes - n/a n/a
Instant Messaging Yes - n/a n/a
MMS Yes - n/a n/a
Text Messaging Templates Yes - n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes
Music Player Yes - n/a n/a
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
To-Do List Yes - n/a n/a
Voice Memo Yes Yes n/a n/a
Software
Games Yes Yes n/a n/a
Java (J2ME) Yes Yes n/a n/a
Voice
Headset Jack (2.5 mm) - Yes n/a n/a
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  Samsung SGH-A657 LG PM-225 Pantech Matrix Pro C820 Coolpad Conjr
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Phone Samsung SGH-A657 LG PM-225 Pantech Matrix Pro C820 Coolpad Conjr

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