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Phone Sharp GX-10 / GX-10i Apple iPhone 4 (CDMA) Ericsson R520 Sony Xperia Z Ultra
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Not yet released Released Released Not yet released
Specifications 
Display Size ? 3.5" diag.
5 : 3
? 6.4" diag.
16 : 9
Display Resolution & Type 120 x 160 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
? 1080 x 1920 pixels
(~344 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz
Battery 720 mAh ? ? 3,050 mAh
Processor ? ? ? 2.2 GHz Qualcomm Snapdragon 800 MSM8974
RAM ? ? ? 2 GB
Storage ? raw hardware 8 GB * ? raw hardware 16 GB
Main Camera Yes 5 megapixel - 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - 720p HD - 1080p HD
Front Camera - Yes - 2 megapixel
Weight 3.88 oz
(110g)
4.8 oz
(136g)
4.23 oz
(120g)
7.48 oz
(212g)
Dimensions 3.7" x 1.93" x 1.06"
(94 x 49 x 26.9 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
7.06" x 3.63" x 0.26"
(179 x 92 x 6.5 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) iOS (proprietary) Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS EVDO rA GPRS LTE (Cat 4)
Features 
GPS / Location - n/a - n/a
Ruggedized - - - Yes
Water-Resistant - - - Yes
Accessibility
Adjustable Text Size - n/a - n/a
Hearing Aid Compatible - Yes - Yes
Multiple Languages Yes n/a Yes n/a
Alerts
Extra Display Yes - - -
Ringer Profiles Yes - Yes -
Connectivity
Bluetooth - Yes Yes Yes
Infrared (IR) Yes - Yes -
MirrorLink - - - Yes
Mobile Hotspot - n/a - n/a
NFC - - - Yes
USB - Yes - Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
- Yes
Contacts
Picture ID - n/a - n/a
Ringer ID Yes n/a - n/a
Voice Dialing - n/a Yes n/a
Customization
Custom Graphics Yes n/a - n/a
Custom Ringtones Yes n/a Yes n/a
Real-Music Ringers - n/a - n/a
Data & Network
Data Tethering Yes n/a Yes n/a
WAP / Web Browser Yes n/a Yes n/a
Input
Predictive Text Entry Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes
Touch Screen - Yes - Yes
Memory
Memory Card Slot - - - Yes
Messaging
Email Client - n/a - n/a
Instant Messaging - n/a - n/a
MMS Yes n/a - n/a
Text Messaging Templates Yes n/a Yes n/a
Music
FM Radio - - - Yes
Headphone Jack (3.5mm) - Yes - Yes
Music Player - n/a - n/a
Photo & Video
DLNA - - - Yes
Miracast - - - Yes
TV Output - Yes - Yes
Video Calling - n/a - n/a
Productivity
Alarm Yes n/a Yes n/a
Calculator Yes n/a Yes n/a
Calendar Yes n/a Yes n/a
To-Do List - n/a - n/a
Voice Memo Yes n/a Yes n/a
Software
Games Yes n/a Yes n/a
Voice
Headset Jack (2.5 mm) Yes n/a - n/a
Speaker Phone - Yes Yes Yes
  Sharp GX-10 / GX-10i Apple iPhone 4 (CDMA) Ericsson R520 Sony Xperia Z Ultra
  X > < X > < X > < X

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

 
Phone Sharp GX-10 / GX-10i Apple iPhone 4 (CDMA) Ericsson R520 Sony Xperia Z Ultra

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