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Phone Sharp Sidekick LX 2007 ZTE Savvy LG AX-490 Palm Treo 650 (CDMA) Asus ROG Phone II
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Not yet released
Specifications 
Display Size 3" diag.
5 : 3
4" diag.
5 : 3
? ? 6.6" diag.
19.5 : 9
Display Resolution & Type 400 x 240 pixels
(~155 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
Display Refresh ? 60 Hz ? ? 120 Hz
Battery 1,540 mAh 1,650 mAh 1,100 mAh ? 6,000 mAh
Processor 200 MHz OMAP 331 1 GHz Qualcomm MSM8625 ? 312 MHz Intel XScale PXA270 3 GHz Qualcomm Snapdragon 855 Plus
RAM ? 768 MB ? ? 12 GB
Storage ? raw hardware 4 GB ? raw hardware ? raw hardware 512 GB
Main Camera 1 megapixel 5 megapixel Yes Yes 48 megapixel
Wide Camera - - - - 13 megapixel
Tele Camera - - - - -
Video Capture ? WVGA / 480p - QVGA (320 x 240) 4K UHD
Front Camera - - - - 24 megapixel
Weight 5.7 oz
(162g)
4.43 oz
(126g)
3.79 oz
(107g)
6.3 oz
(179g)
8.47 oz
(240g)
Dimensions 5.12" x 2.36" x 0.7"
(130 x 60 x 17.9 mm)
4.96" x 2.55" x 0.42"
(126 x 65 x 10.7 mm)
3.74" x 1.92" x 1"
(95 x 49 x 25.4 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
Form Factor Swivel Slab Clamshell Slab Slab
Platform / OS (proprietary) Android (proprietary) Palm OS Android
Network Bands

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66

WCDMA: 1, 2, 3, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

Data Technology EDGE EVDO rA 1xRTT 1xRTT LTE (Cat 20)
Features 
Fingerprint Reader - - - - Yes
in-display (optical)
Flashlight Yes Yes - - Yes
GPS / Location - n/a Yes n/a n/a
Accessibility
Adjustable Text Size Yes n/a - n/a n/a
Hearing Aid Compatible Yes Yes Yes - Yes
Multiple Languages - n/a Yes n/a n/a
TTY/TDD (Digital) - Yes Yes - -
Alerts
Extra Display - - Yes - -
Ringer Profiles 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
Micro-USB
Yes - Yes
USB Type C
Wi-Fi - Yes
4 (802.11 b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a Yes n/a n/a
Ringer ID Yes n/a Yes n/a n/a
Voice Dialing - n/a Yes n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers Yes n/a Yes n/a n/a
Data & Network
Data Tethering - n/a Yes n/a n/a
Dual-SIM - - - - Yes
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes Yes -
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot Yes Yes - Yes -
Messaging
Email Client Yes n/a - n/a n/a
Instant Messaging Yes n/a - n/a n/a
MMS Yes n/a Yes n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) Yes Yes - - Yes
Music Player Yes n/a - n/a n/a
Stereo Speakers - - Yes - Yes
Photo & Video
DLNA - Yes - - -
TV Output - - - - Yes
Power
Fast Charging - - - - Yes
Productivity
Alarm Yes * n/a Yes n/a n/a
Calculator - n/a Yes n/a n/a
Calendar Yes n/a Yes n/a n/a
To-Do List Yes n/a - n/a n/a
Voice Memo - n/a Yes n/a n/a
Software
BREW - n/a Yes n/a n/a
Games Yes n/a Yes n/a n/a
Java (J2ME) Yes n/a - n/a n/a
Voice
Headset Jack (2.5 mm) - n/a Yes n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Sharp Sidekick LX 2007 ZTE Savvy LG AX-490 Palm Treo 650 (CDMA) Asus ROG Phone II
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sharp Sidekick LX 2007 ZTE Savvy LG AX-490 Palm Treo 650 (CDMA) Asus ROG Phone II

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