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Phone Samsung SCH-A645 Huawei W1 BlackBerry Classic (CDMA) Samsung SGH-D520 Kyocera Energi K490 / K493 / K494
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4" diag.
5 : 3
3.5" diag.
1 : 1
? ?
Display Resolution & Type 128 x 160 pixels
LCD (STN)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
104 x 80 pixels
LCD (STN)
Display Refresh ? ? ? ? ?
Battery 1,000 mAh 1,950 mAh 2,515 mAh 800 mAh ?
Processor ? 1.2 GHz Qualcomm Snapdragon 400 MSM8230 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 ? ?
RAM ? 512 MB 2 GB ? ?
Storage ? raw hardware 4 GB 16 GB ? raw hardware ? raw hardware
Main Camera - 5 megapixel 8 megapixel 1 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 720p HD 1080p HD CIF (352 x 288) -
Front Camera - Yes 2 megapixel - -
Weight 3.2 oz
(91g)
4.41 oz
(125g)
6.28 oz
(178g)
3.32 oz
(94g)
3.52 oz
(100g)
Dimensions 3.54" x 1.79" x 0.94"
(90 x 45 x 23.9 mm)
4.84" x 2.5" x 0.41"
(123 x 64 x 10.4 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
3.98" x 1.81" x 0.63"
(101 x 46 x 16 mm)
4.45" x 1.89" x 0.91"
(113 x 48 x 23.1 mm)
Form Factor Clamshell Slab Slab Slide Slab
Platform / OS (proprietary) Windows BlackBerry 10 (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 3, 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

*

Data Technology 1xRTT HSPA+ 21 LTE (Cat 3) GPRS 1xRTT
Features 
Flashlight - - - - Yes
GPS / Location Yes n/a n/a - Yes
Accessibility
Adjustable Text Size - n/a n/a - -
Hearing Aid Compatible Yes Yes Yes - -
Multiple Languages Yes n/a n/a Yes Yes *
TTY/TDD (Digital) Yes - Yes - Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Mobile Hotspot - n/a n/a - -
NFC - - Yes - -
USB - Yes
Micro-USB
Yes
Micro-USB
- Yes
Wi-Fi - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
- -
Contacts
Picture ID Yes n/a n/a Yes -
Ringer ID - n/a n/a Yes Yes
Voice Dialing Yes n/a n/a - Yes
Customization
Changeable Body Plates - - - - Yes
Custom Graphics Yes n/a n/a Yes Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers - n/a n/a - -
Data & Network
Data Tethering - n/a n/a Yes Yes
External Antenna Jack - n/a n/a Yes -
WAP / Web Browser Yes * n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes -
Text Keyboard, Hardware - - Yes - -
Touch Screen - Yes Yes - -
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client - n/a n/a Yes -
EMS / Picture Messaging Yes n/a n/a - Yes
Instant Messaging - n/a n/a - -
MMS - n/a n/a Yes -
Text Messaging Templates Yes n/a n/a Yes -
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - Yes Yes - -
Music Player - n/a n/a - -
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - -
TV Output - - Yes - -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List Yes n/a n/a Yes -
Voice Memo Yes n/a n/a Yes -
Software
BREW Yes * n/a n/a - Yes
Games Yes * n/a n/a Yes Yes
Java (J2ME) - n/a n/a Yes -
Voice
Headset Jack (2.5 mm) Yes n/a n/a - Yes
Speaker Phone Yes Yes Yes Yes -
  * Some versions only
  Samsung SCH-A645 Huawei W1 BlackBerry Classic (CDMA) Samsung SGH-D520 Kyocera Energi K490 / K493 / K494
  X > < X > < X > < X > < X

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

 
Phone Samsung SCH-A645 Huawei W1 BlackBerry Classic (CDMA) Samsung SGH-D520 Kyocera Energi K490 / K493 / K494

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