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Phone Samsung Wafer R510 AT&T Vista ZTE Blade A7 Prime BlackBerry Storm2 9550 LG G3 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
5.5" diag.
18 : 9
6.1" diag.
19.5 : 9
3.3" diag.
4 : 3
5.5" diag.
16 : 9
Display Resolution & Type 220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
720 x 1560 pixels
(~282 ppi)
LCD (TFT/TFD)
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~534 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ? 60 Hz
Battery 800 mAh 2,450 mAh 3,200 mAh 1,400 mAh 3,000 mAh
Processor ? 2 GHz MediaTek Helio A22 (MT6761V) 2 GHz MediaTek Helio A22 (MT6761) ? 2.5 GHz Qualcomm Snapdragon 801
RAM ? 3 GB 3 GB ? 3 GB
Storage ? raw hardware 32 GB 32 GB ? raw hardware 32 GB
Main Camera 1 megapixel 8 megapixel 16 megapixel 3 megapixel 13 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 1080p HD 1080p HD ? 4K UHD
Front Camera - 5 megapixel 5 megapixel - 2 megapixel
Weight 2.47 oz
(70g)
5.51 oz
(156g)
5.82 oz
(165g)
5.64 oz
(160g)
5.41 oz
(153g)
Dimensions 4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
6.17" x 2.87" x 0.32"
(157 x 73 x 8.1 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
5.75" x 2.94" x 0.37"
(146 x 75 x 9.4 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) Android Android BlackBerry OS Android
Network Bands

CDMA: 850, 1900

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

WCDMA: 1, 2, 4, 5, 8

4G LTE: 2, 4, 5, 13

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 4, 7, 13

WCDMA: 1, 2, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology EVDO r0 LTE (Cat 4) LTE (Cat 4) EVDO rA LTE (Cat 4)
Features 
Fingerprint Reader - - Yes - -
Flashlight - Yes Yes - -
GPS / Location Yes n/a n/a n/a n/a
Water-Resistant - - Yes
IPX2 (drip)
- -
Accessibility
Adjustable Text Size - n/a n/a n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - - Yes
Mobile Hotspot - n/a n/a n/a n/a
NFC - - - - Yes
USB - Yes
USB Type C
Yes
USB Type C
Yes Yes
Micro-USB
Wi-Fi - Yes Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a n/a n/a n/a
Ringer ID - n/a n/a n/a n/a
Voice Dialing Yes n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers - n/a n/a n/a n/a
Data & Network
Data Tethering - n/a n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes Yes Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client - n/a n/a n/a n/a
Instant Messaging - n/a n/a n/a n/a
MMS Yes n/a n/a n/a n/a
Text Messaging Templates - n/a n/a n/a n/a
Music
FM Radio - - Yes - Yes
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player Yes n/a n/a n/a n/a
Stereo Speakers Yes - - - -
Photo & Video
DLNA - - - - Yes
Miracast - - - - Yes
TV Output - - - - Yes
Power
Wireless Charging - - - - Yes *
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List - n/a n/a n/a n/a
Voice Memo Yes n/a n/a n/a n/a
Software
BREW Yes n/a n/a n/a n/a
Games Yes n/a n/a n/a n/a
Java (J2ME) - n/a n/a n/a n/a
Voice
HD Voice - Yes Yes - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Wafer R510 AT&T Vista ZTE Blade A7 Prime BlackBerry Storm2 9550 LG G3 (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Wafer R510 AT&T Vista ZTE Blade A7 Prime BlackBerry Storm2 9550 LG G3 (CDMA)

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