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Phone Samsung SGH-X640 Samsung SPH-N270 (Matrix Phone) Samsung Captivate Glide Siemens CX75 Samsung Wafer R510
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? ? 4" diag.
5 : 3
? 1.9" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
AMOLED
132 x 176 pixels
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 800 mAh 1,000 mAh 1,650 mAh 750 mAh 800 mAh
Processor ? ? 1 GHz Nvidia Tegra 2 AP20H ? ?
RAM ? ? 1 GB ? ?
Storage ? raw hardware ? raw hardware 8 GB ? raw hardware ? raw hardware
Main Camera Yes - 8 megapixel 1 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 720p HD ? ?
Front Camera - - 1 megapixel - -
Weight 3 oz
(85g)
4.66 oz
(132g)
5.2 oz
(147g)
3.46 oz
(98g)
2.47 oz
(70g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
4.88" x 2.55" x 0.51"
(124 x 65 x 13 mm)
4.33" x 1.88" x 0.74"
(110 x 48 x 18.8 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
Form Factor Clamshell Slide Slide Slab Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

Data Technology GPRS - HSPA+ 21 GPRS EVDO r0
Features 
GPS / Location - Yes n/a - Yes
Accessibility
Hearing Aid Compatible - - Yes - Yes
Multiple Languages Yes Yes n/a Yes Yes
TTY/TDD (Digital) - - Yes - Yes
Alerts
Ringer Profiles - - - Yes -
Connectivity
Bluetooth -
-
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - Yes -
Mobile Hotspot - - n/a - -
USB - - Yes
Micro-USB
Yes -
Wi-Fi - - Yes - -
Contacts
Picture ID Yes Yes n/a Yes Yes
Ringer ID Yes Yes n/a Yes -
Voice Dialing - Yes n/a - Yes
Customization
Custom Graphics Yes - n/a Yes Yes
Custom Ringtones Yes - n/a Yes Yes
Real-Music Ringers - - n/a - -
Data & Network
Data Tethering - - n/a Yes -
WAP / Web Browser Yes - n/a Yes Yes
Input
Predictive Text Entry Yes Yes n/a Yes Yes
Side Keys Yes - Yes Yes Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen - - Yes - -
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - - n/a Yes -
EMS / Picture Messaging Yes - n/a Yes -
Instant Messaging - - n/a - -
MMS Yes - n/a Yes Yes
Text Messaging Templates Yes - n/a - -
Music
Headphone Jack (3.5mm) - - Yes - -
Music Player - - n/a Yes Yes
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - Yes - -
TV Output - - Yes - -
Productivity
Alarm Yes Yes n/a Yes Yes
Calculator Yes Yes n/a Yes Yes
Calendar Yes Yes n/a Yes Yes
To-Do List Yes Yes n/a Yes -
Voice Memo Yes Yes n/a Yes Yes
Software
BREW - - n/a - Yes
Games Yes - n/a Yes Yes
Java (J2ME) Yes - n/a Yes -
Voice
Headset Jack (2.5 mm) Yes Yes n/a - -
Push-To-Talk - - - Yes -
Speaker Phone Yes - Yes Yes Yes
  Samsung SGH-X640 Samsung SPH-N270 (Matrix Phone) Samsung Captivate Glide Siemens CX75 Samsung Wafer R510
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Samsung SPH-N270 (Matrix Phone) Samsung Captivate Glide Siemens CX75 Samsung Wafer R510

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