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Phone Samsung Wafer R510 BlackBerry Curve 8300 ZTE Blade A7 Prime Alcatel 665
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
? 6.1" diag.
19.5 : 9
1.8" diag.
4 : 3
Display Resolution & Type 220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
720 x 1560 pixels
(~282 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~116 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ?
Battery 800 mAh ? 3,200 mAh 650 mAh
Processor ? ? 2 GHz MediaTek Helio A22 (MT6761) ?
RAM ? ? 3 GB 16 MB
Storage ? raw hardware ? raw hardware 32 GB 32 MB
Main Camera 1 megapixel 2 megapixel 16 megapixel 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - 1080p HD QCIF (176 x 144)
Front Camera - - 5 megapixel -
Weight 2.47 oz
(70g)
3.92 oz
(111g)
5.82 oz
(165g)
2.72 oz
(77g)
Dimensions 4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
4.2" x 2.36" x 0.61"
(107 x 60 x 15.5 mm)
6.17" x 2.87" x 0.32"
(157 x 73 x 8.1 mm)
3.78" x 1.89" x 0.66"
(96 x 48 x 16.8 mm)
Form Factor Slab Slab Slab Clamshell
Platform / OS (proprietary) BlackBerry OS Android (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 13

GSM: 850, 1900

Data Technology EVDO r0 EDGE LTE (Cat 4) -
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 n/a n/a Yes
TTY/TDD (Digital) Yes Yes - -
Alerts
Extra Display - - - Yes
Ringer Profiles - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
USB - Yes Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a n/a Yes
Ringer ID - n/a n/a Yes
Voice Dialing Yes n/a n/a -
Customization
Custom Graphics Yes n/a n/a Yes
Custom Ringtones Yes n/a n/a Yes
Real-Music Ringers - n/a n/a Yes
Data & Network
Data Tethering - n/a n/a -
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Touch Screen - - Yes -
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client - n/a n/a -
Instant Messaging - n/a n/a Yes
MMS Yes n/a n/a Yes
Text Messaging Templates - n/a n/a Yes
Music
FM Radio - - Yes Yes
Headphone Jack (3.5mm) - Yes Yes Yes
Music Player Yes n/a n/a Yes
Stereo Speakers Yes - - -
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
To-Do List - n/a n/a -
Voice Memo Yes n/a n/a Yes
Software
BREW Yes n/a n/a -
Games Yes n/a n/a Yes
Java (J2ME) - n/a n/a Yes
Voice
HD Voice - - Yes -
Push-To-Talk - Yes * - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung Wafer R510 BlackBerry Curve 8300 ZTE Blade A7 Prime Alcatel 665
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Phone Samsung Wafer R510 BlackBerry Curve 8300 ZTE Blade A7 Prime Alcatel 665

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