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Phone Ericsson R520 Samsung Galaxy A02s BlackBerry Curve 3G 9330 Motorola Droid Ultra Nokia Lumia 635 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6.5" diag.
20 : 9
2.5" diag.
4 : 3
5" diag.
16 : 9
4.5" diag.
16 : 9
Display Resolution & Type ? 720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
AMOLED
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz ?
Battery ? 5,000 mAh 1,150 mAh 2,130 mAh 1,830 mAh
Processor ? Qualcomm Snapdragon 450 ? 1.7 GHz Qualcomm Snapdragon S4 Pro MSM8960T 1.2 GHz Qualcomm Snapdragon 400 (MSM8926)
RAM ? 2 GB ? 2 GB 512 MB
Storage ? raw hardware 32 GB ? raw hardware 16 GB 8 GB
Main Camera - 13 megapixel 2 megapixel 10 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 1080p HD ? 1080p HD 720p HD
Front Camera - 5 megapixel - 2 megapixel -
Weight 4.23 oz
(120g)
6.98 oz
(198g)
3.7 oz
(105g)
4.83 oz
(137g)
4.73 oz
(134g)
Dimensions 5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
6.56" x 2.99" x 0.36"
(166 x 76 x 9.2 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
5.41" x 2.8" x 0.28"
(137 x 71 x 7.2 mm)
5.1" x 2.63" x 0.36"
(130 x 67 x 9.1 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) Android BlackBerry OS Android Windows
Network Bands

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 7, 12, 13, 25, 26, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

4G LTE: 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 25, 26, 41

WCDMA: 1, 2, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS LTE (Cat 4) EVDO r0 LTE (Cat 3) LTE (Cat 3)
Features 
Barometer - Yes - - -
Flashlight - Yes - - -
GPS / Location - n/a n/a n/a n/a
Accessibility
Adjustable Text Size - n/a n/a n/a n/a
Hearing Aid Compatible - Yes Yes Yes Yes
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Ringer Profiles Yes - Yes - -
Connectivity
Bluetooth Yes
HSP, Sync, OPP, DUN
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
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Yes
4 (802.11 a,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID - 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 - 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 Yes 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
Text Keyboard, Hardware - - Yes - -
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot - 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 - n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player - n/a n/a n/a n/a
Photo & Video
DLNA - - - - Yes
Miracast - - - Yes -
Power
Fast 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
Games Yes n/a n/a n/a n/a
Java (J2ME) - n/a n/a n/a n/a
Voice
HD Voice - Yes - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Ericsson R520 Samsung Galaxy A02s BlackBerry Curve 3G 9330 Motorola Droid Ultra Nokia Lumia 635 (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson R520 Samsung Galaxy A02s BlackBerry Curve 3G 9330 Motorola Droid Ultra Nokia Lumia 635 (CDMA)

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