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Phone Motorola Sidekick Slide Siemens SX1 LG K40 / Harmony 3 AT&T Vista Alcatel 665
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 5.7" diag.
18 : 9
5.5" diag.
18 : 9
1.8" diag.
4 : 3
Display Resolution & Type 320 x 240 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery ? 1,000 mAh 3,000 mAh 2,450 mAh 650 mAh
Processor 225 MHz TI OMAP 850 ? 1.8 GHz Qualcomm Snapdragon 450 2 GHz MediaTek Helio A22 (MT6761V) ?
RAM ? ? 2 GB 3 GB 16 MB
Storage ? raw hardware ? raw hardware 32 GB 32 GB 32 MB
Main Camera 1 megapixel Yes 13 megapixel 8 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QCIF (176 x 144) 1080p HD 1080p HD QCIF (176 x 144)
Front Camera - - 5 megapixel 5 megapixel -
Weight 5.3 oz
(150g)
4.09 oz
(116g)
5.11 oz
(145g)
5.51 oz
(156g)
2.72 oz
(77g)
Dimensions 4.65" x 2.44" x 0.69"
(118 x 62 x 17.5 mm)
4.29" x 2.2" x 0.75"
(109 x 56 x 19.1 mm)
6.02" x 2.83" x 0.32"
(153 x 72 x 8.1 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
3.78" x 1.89" x 0.66"
(96 x 48 x 16.8 mm)
Form Factor Slide Slab Slab Slab Clamshell
Platform / OS (proprietary) S60 (Symbian) Android Android (proprietary)
Network Bands

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 13, 14, 25, 26, 29, 30, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 1900

Data Technology EDGE GPRS LTE (Cat 6) LTE (Cat 4) -
Features 
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes Yes -
Accessibility
Adjustable Text Size Yes n/a n/a n/a -
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages - n/a n/a n/a Yes
TTY/TDD (Digital) - - Yes - -
Alerts
Extra Display - - - - Yes
Ringer Profiles Yes Yes - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - Yes - - -
NFC - - Yes * - -
USB Yes Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes -
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a Yes
Voice Dialing - n/a n/a n/a -
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes n/a n/a n/a Yes
Data & Network
Data Tethering - n/a n/a n/a -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry - n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen - - Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client Yes n/a n/a n/a -
Instant Messaging Yes n/a n/a n/a Yes
MMS Yes n/a n/a n/a Yes
Text Messaging Templates - n/a n/a n/a Yes
Music
FM Radio - Yes Yes - Yes
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player Yes n/a n/a n/a Yes
Photo & Video
DLNA - - Yes - -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator - n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List Yes n/a n/a n/a -
Voice Memo - n/a n/a n/a Yes
Software
Games Yes n/a n/a n/a Yes
Java (J2ME) Yes n/a n/a n/a Yes
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Motorola Sidekick Slide Siemens SX1 LG K40 / Harmony 3 AT&T Vista Alcatel 665
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola Sidekick Slide Siemens SX1 LG K40 / Harmony 3 AT&T Vista Alcatel 665

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