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Phone Sony Ericsson Z550a ZTE Z331 ZTE Blade A7 Prime Samsung Galaxy Note II (Verizon)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
2.4" diag.
4 : 3
6.1" diag.
19.5 : 9
5.5" diag.
16 : 9
Display Resolution & Type 176 x 220 pixels
(~148 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~117 ppi)
LCD (TFT/TFD)
720 x 1560 pixels
(~282 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~267 ppi)
AMOLED
Display Refresh ? ? 60 Hz 60 Hz
Battery ? 950 mAh 3,200 mAh 3,100 mAh
Processor ? ? 2 GHz MediaTek Helio A22 (MT6761) 1.6 GHz Samsung Exynos
RAM ? ? 3 GB 2 GB
Storage ? raw hardware ? raw hardware 32 GB 16 GB
Main Camera 1 megapixel 3 megapixel 16 megapixel 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? QCIF (176 x 144) 1080p HD 1080p HD
Front Camera - - 5 megapixel 2 megapixel
Weight 3.26 oz
(92g)
4 oz
(113g)
5.82 oz
(165g)
6.35 oz
(180g)
Dimensions 3.43" x 1.77" x 0.79"
(87 x 45 x 20.1 mm)
3.84" x 2.02" x 0.69"
(98 x 51 x 17.5 mm)
6.17" x 2.87" x 0.32"
(157 x 73 x 8.1 mm)
5.94" x 3.16" x 0.38"
(151 x 80 x 9.7 mm)
Form Factor Clamshell Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) Android Android
Network Bands

GSM: 850, 900, 1800, 1900

*

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 13

4G LTE: 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS HSDPA 3.6 LTE (Cat 4) LTE (Cat 3)
Features 
Fingerprint Reader - - Yes -
Flashlight - - Yes -
GPS / Location - Yes n/a n/a
Water-Resistant - - Yes
IPX2 (drip)
-
Accessibility
Adjustable Text Size - - n/a n/a
Hearing Aid Compatible - Yes Yes Yes
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Extra Display Yes Yes - -
Ringer Profiles Yes Yes - -
Connectivity
Bluetooth Yes Yes Yes Yes
Mobile Hotspot - - n/a n/a
NFC - - - Yes
USB Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing Yes - n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes Yes n/a n/a
Data & Network
Data Tethering Yes Yes n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes
Stylus - - - Yes
Touch Screen - - Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client Yes Yes n/a n/a
Instant Messaging - Yes n/a n/a
MMS Yes Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
FM Radio Yes - Yes -
Headphone Jack (3.5mm) - - Yes Yes
Music Player Yes Yes n/a n/a
Photo & Video
DLNA - - - Yes
TV Output - - - Yes
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
To-Do List Yes - n/a n/a
Voice Memo Yes Yes n/a n/a
Software
Games Yes Yes n/a n/a
Java (J2ME) Yes Yes n/a n/a
Voice
HD Voice - - Yes -
Push-To-Talk Yes * - - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Sony Ericsson Z550a ZTE Z331 ZTE Blade A7 Prime Samsung Galaxy Note II (Verizon)
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Phone Sony Ericsson Z550a ZTE Z331 ZTE Blade A7 Prime Samsung Galaxy Note II (Verizon)

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