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Phone Nokia 6310i Samsung SGH-X640 ZTE Speed Alcatel Dawn Motorola i450 / i455
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 4.5" diag.
16 : 9
4.5" diag.
16 : 9
?
Display Resolution & Type 96 x 65 pixels 128 x 160 pixels
LCD (TFT/TFD)
540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
130 x 130 pixels
LCD (STN)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery ? 800 mAh 2,000 mAh 1,780 mAh ?
Processor ? ? 1.2 GHz Qualcomm Snapdragon 410 MSM8916 1.1 GHz Qualcomm Snapdragon 210 (MSM8909) ?
RAM ? ? 1 GB 1 GB ?
Storage ? raw hardware ? raw hardware 8 GB 8 GB ? raw hardware
Main Camera - Yes 5 megapixel 5 megapixel -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 720p HD 720p HD -
Front Camera - - 2 megapixel Yes -
Weight 3.92 oz
(111g)
3 oz
(85g)
4.8 oz
(136g)
5.08 oz
(144g)
4.5 oz
(128g)
Dimensions 5.08" x 1.85" x 0.75"
(129 x 47 x 19.1 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.3" x 2.6" x 0.4"
(135 x 66 x 10.2 mm)
5.2" x 2.56" x 0.4"
(132 x 65 x 10.1 mm)
3.5" x 2" x 1.1"
(89 x 51 x 27.9 mm)
Form Factor Slab Clamshell Slab Slab Clamshell
Platform / OS (proprietary) (proprietary) Android Android (proprietary)
Network Bands

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

4G LTE: 25, 26, 41

CDMA: 800, 850, 1900

4G LTE: 25, 26, 41

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

iDEN: 800

Data Technology GPRS GPRS LTE (Cat 3) LTE (Cat 4) -
Features 
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 Yes n/a n/a Yes
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles Yes - - - Yes
Connectivity
Bluetooth Yes - Yes Yes -
Infrared (IR) Yes - - - -
Mobile Hotspot - - n/a n/a -
USB - - Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes Yes n/a n/a Yes
Ringer ID Yes Yes n/a n/a Yes
Voice Dialing Yes - n/a n/a Yes
Customization
Custom Graphics - Yes n/a n/a Yes
Custom Ringtones Yes Yes n/a n/a Yes
Real-Music Ringers - - n/a n/a Yes *
Data & Network
Data Tethering Yes - n/a n/a Yes
WAP / Web Browser Yes Yes n/a n/a Yes
Input
Predictive Text Entry Yes Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes Yes -
Memory
Memory Card Slot - - Yes Yes -
Messaging
Email Client - - n/a n/a -
EMS / Picture Messaging Yes Yes n/a n/a -
Instant Messaging - - n/a n/a -
MMS - Yes n/a n/a Yes
Text Messaging Templates Yes Yes n/a n/a Yes
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - - Yes Yes -
Music Player - - 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 Yes
To-Do List Yes Yes n/a n/a -
Voice Memo Yes Yes n/a n/a Yes
Software
Games Yes Yes n/a n/a Yes
Java (J2ME) Yes Yes n/a n/a Yes
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) - Yes n/a n/a Yes
Push-To-Talk - - - - Yes
Speaker Phone - Yes Yes Yes Yes
  * Some versions only
  Nokia 6310i Samsung SGH-X640 ZTE Speed Alcatel Dawn Motorola i450 / i455
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Phone Nokia 6310i Samsung SGH-X640 ZTE Speed Alcatel Dawn Motorola i450 / i455

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