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Phone Samsung SGH-X640 Asus ROG Phone II Samsung Omnia i910 Motorola ROKR Z6 Motorola i580
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size ? 6.6" diag.
19.5 : 9
3.2" diag.
5 : 3
? ?
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
240 x 400 pixels
(~146 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh ? 120 Hz ? ? ?
Battery 800 mAh 6,000 mAh 1,440 mAh 750 mAh ?
Processor ? 3 GHz Qualcomm Snapdragon 855 Plus 624 MHz Marvell PXA312 ? ?
RAM ? 12 GB ? ? ?
Storage ? raw hardware 512 GB 8 GB ? raw hardware ? raw hardware
Main Camera Yes 48 megapixel 5 megapixel 2 megapixel 1 megapixel
Wide Camera - 13 megapixel - - -
Tele Camera - - - - -
Video Capture - 4K UHD VGA (640 x 480) ? ?
Front Camera - 24 megapixel - - -
Weight 3 oz
(85g)
8.47 oz
(240g)
4.16 oz
(118g)
4.06 oz
(115g)
4.9 oz
(139g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
4.4" x 2.24" x 0.51"
(112 x 57 x 13 mm)
4.15" x 1.79" x 0.63"
(105 x 45 x 16 mm)
3.68" x 2.2" x 1.2"
(93 x 56 x 30.5 mm)
Form Factor Clamshell Slab Slab Slide Clamshell
Platform / OS (proprietary) Android Windows Mobile Professional (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 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

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

iDEN: 800

Data Technology GPRS LTE (Cat 20) EVDO rA EDGE WiDEN
Features 
Fingerprint Reader - Yes
in-display (optical)
- - -
Flashlight - Yes Yes - -
GPS / Location - n/a n/a - Yes
Ruggedized - - - - Yes
Accessibility
Adjustable Text Size - n/a n/a - -
Hearing Aid Compatible - Yes Yes - Yes
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles - - - Yes Yes
Connectivity
Bluetooth - Yes Yes Yes Yes
NFC - Yes - - -
USB - Yes
USB Type C
Yes Yes -
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
- -
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID Yes n/a n/a Yes Yes
Voice Dialing - n/a n/a - Yes
Customization
Custom Graphics Yes n/a n/a Yes Yes
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers - n/a n/a Yes -
Data & Network
Data Tethering - n/a n/a Yes Yes
Dual-SIM - Yes - - -
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - - Yes - -
Touch Screen - Yes Yes - -
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - n/a n/a Yes -
EMS / Picture Messaging Yes n/a n/a Yes -
Instant Messaging - n/a n/a Yes -
MMS Yes n/a n/a Yes Yes
Text Messaging Templates Yes n/a n/a Yes Yes
Music
FM Radio - Yes Yes - -
Headphone Jack (3.5mm) - Yes - - -
Music Player - n/a n/a Yes Yes *
Stereo Speakers - Yes - - -
Photo & Video
DLNA - - Yes - -
TV Output - Yes Yes - -
Power
Fast Charging - Yes - - -
Productivity
Alarm Yes n/a n/a Yes -
Calculator Yes n/a n/a Yes Yes *
Calendar Yes n/a n/a Yes Yes
To-Do List Yes n/a n/a Yes -
Voice Memo Yes n/a n/a Yes Yes
Software
Games Yes n/a n/a Yes Yes
Java (J2ME) Yes n/a n/a Yes Yes
Voice
Headset Jack (2.5 mm) Yes n/a n/a - Yes
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Asus ROG Phone II Samsung Omnia i910 Motorola ROKR Z6 Motorola i580
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Asus ROG Phone II Samsung Omnia i910 Motorola ROKR Z6 Motorola i580

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