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Phone Samsung Wafer R510 BlackBerry Classic (CDMA) Samsung SPH-N240 Samsung SGH-X640
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
3.5" diag.
1 : 1
? ?
Display Resolution & Type 220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
128 x 64 pixels 128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 800 mAh 2,515 mAh ? 800 mAh
Processor ? 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 ? ?
RAM ? 2 GB ? ?
Storage ? raw hardware 16 GB ? raw hardware ? raw hardware
Main Camera 1 megapixel 8 megapixel - Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? 1080p HD - -
Front Camera - 2 megapixel - -
Weight 2.47 oz
(70g)
6.28 oz
(178g)
3.2 oz
(91g)
3 oz
(85g)
Dimensions 4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
4.1" x 1.5" x 0.7"
(104 x 38 x 17.8 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS (proprietary) BlackBerry 10 (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

4G LTE: 3, 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1800, 1900

Data Technology EVDO r0 LTE (Cat 3) - GPRS
Features 
GPS / Location Yes n/a Yes -
Accessibility
Adjustable Text Size - n/a - -
Hearing Aid Compatible Yes Yes - -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes - -
Alerts
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes Yes - -
Mobile Hotspot - n/a - -
NFC - Yes - -
USB - Yes
Micro-USB
- -
Wi-Fi - Yes
4 (802.11 a,b,g,n)
- -
Contacts
Picture ID Yes n/a - Yes
Ringer ID - n/a Yes Yes
Voice Dialing Yes n/a Yes -
Customization
Changeable Body Plates - - Yes -
Custom Graphics Yes n/a - Yes
Custom Ringtones Yes n/a - Yes
Real-Music Ringers - n/a - -
Data & Network
Data Tethering - n/a - -
WAP / Web Browser Yes n/a - Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - 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 Yes n/a - Yes
Text Messaging Templates - n/a - Yes
Music
FM Radio - Yes - -
Headphone Jack (3.5mm) - Yes - -
Music Player Yes n/a - -
Stereo Speakers Yes - - -
Photo & Video
DLNA - Yes - -
Miracast - Yes - -
TV Output - Yes - -
Productivity
Alarm Yes n/a Yes Yes
Calculator Yes n/a Yes Yes
Calendar Yes n/a Yes Yes
To-Do List - n/a Yes Yes
Voice Memo Yes n/a - Yes
Software
BREW Yes n/a - -
Games Yes n/a Yes Yes
Java (J2ME) - n/a - Yes
Voice
Headset Jack (2.5 mm) - n/a Yes Yes
Speaker Phone Yes Yes - Yes
  Samsung Wafer R510 BlackBerry Classic (CDMA) Samsung SPH-N240 Samsung SGH-X640
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Wafer R510 BlackBerry Classic (CDMA) Samsung SPH-N240 Samsung SGH-X640

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