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Phone Samsung Wafer R510 BlackBerry Curve 8330 Alcatel Pop Star ZTE Blade Z Max ZTE Z221
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
? 4" diag.
5 : 3
6" diag.
16 : 9
2" diag.
4 : 3
Display Resolution & Type 220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 800 mAh 1,150 mAh 2,000 mAh 4,080 mAh 900 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) ?
RAM ? ? 1 GB 2 GB ?
Storage ? raw hardware ? raw hardware 4 GB 32 GB 142 MB
Main Camera 1 megapixel 2 megapixel 5 megapixel 16 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? ? 1080p HD 1080p HD QCIF (176 x 144)
Front Camera - - Yes 8 megapixel -
Weight 2.47 oz
(70g)
4.02 oz
(114g)
4.6 oz
(130g)
6.58 oz
(186g)
3.24 oz
(92g)
Dimensions 4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
4.2" x 2.4" x 0.6"
(107 x 61 x 15.2 mm)
4.84" x 2.5" x 0.38"
(123 x 64 x 9.7 mm)
6.51" x 3.28" x 0.33"
(165 x 83 x 8.3 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
Form Factor Slab Slab Slab Slab Clamshell
Platform / OS (proprietary) BlackBerry OS Android Android (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

4G LTE: 4, 17

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 66

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 EVDO r0 LTE (Cat 3) LTE (Cat 6) HSDPA 3.6
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location Yes n/a n/a n/a Yes
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles - Yes - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
USB - Yes
Mini-USB
Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a -
Ringer ID - n/a n/a n/a -
Voice Dialing Yes n/a n/a n/a -
Customization
Custom Graphics Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers - n/a n/a n/a Yes
Data & Network
Data Tethering - n/a n/a n/a -
WAP / Web Browser Yes n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - - Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client - n/a n/a n/a Yes
Instant Messaging - n/a n/a n/a Yes
MMS Yes n/a n/a n/a Yes
Text Messaging Templates - n/a n/a n/a Yes
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player Yes n/a n/a n/a -
Stereo Speakers Yes - - - -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
To-Do List - n/a n/a n/a -
Voice Memo Yes n/a n/a n/a Yes
Software
BREW Yes n/a n/a n/a -
Games Yes n/a n/a n/a Yes
Java (J2ME) - n/a n/a n/a Yes
Voice
HD Voice - - - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Wafer R510 BlackBerry Curve 8330 Alcatel Pop Star ZTE Blade Z Max ZTE Z221
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Wafer R510 BlackBerry Curve 8330 Alcatel Pop Star ZTE Blade Z Max ZTE Z221

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