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Phone Nokia Lumia 521 / 520 Samsung Galaxy S6 (GSM) Pantech Ocean BlackBerry 7750 Palm Treo 680
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4" diag.
5 : 3
5.1" diag.
16 : 9
? ? ?
Display Resolution & Type 480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~576 ppi)
AMOLED
240 x 320 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
320 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? ?
Battery 1,430 mAh 2,550 mAh ? ? ?
Processor 1 GHz Qualcomm Snapdragon S4 MSM8270 2.1 GHz Samsung Exynos 7420 ? ? ?
RAM 512 MB 3 GB ? ? ?
Storage 8 GB 32 GB * ? raw hardware ? raw hardware ? raw hardware
Main Camera 5 megapixel 16 megapixel 2 megapixel - Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD 4K UHD ? - CIF (352 x 288)
Front Camera - 5 megapixel - - -
Weight 4.39 oz
(124g)
4.87 oz
(138g)
5.61 oz
(159g)
5.01 oz
(142g)
5.5 oz
(156g)
Dimensions 4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
4.33" x 2.2" x 0.86"
(110 x 56 x 21.8 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.4" x 2.3" x 0.8"
(112 x 58 x 20.3 mm)
Form Factor Slab Slab Slide Slab Slab
Platform / OS Windows Android (proprietary) BlackBerry OS Palm OS
Network Bands

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology HSPA+ 21 LTE (Cat 6) EVDO r0 1xRTT EDGE
Features 
Fingerprint Reader - Yes - - -
Flashlight - Yes Yes - -
GPS / Location n/a n/a Yes n/a n/a
VR-ready - Yes - - -
Accessibility
Hearing Aid Compatible Yes Yes Yes - -
Multiple Languages n/a n/a Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes Yes Yes - Yes
Infrared (IR) - Yes - - Yes
MirrorLink - Yes - - -
Mobile Hotspot n/a n/a - n/a n/a
NFC - Yes - - -
USB Yes Yes
Micro-USB
Yes Yes Yes
Wi-Fi Yes Yes
5 (802.11 a,ac,b,g,n)
- - -
Contacts
Picture ID n/a n/a Yes n/a n/a
Ringer ID n/a n/a Yes n/a n/a
Voice Dialing n/a n/a - n/a n/a
Customization
Custom Graphics n/a n/a Yes n/a n/a
Custom Ringtones n/a n/a Yes n/a n/a
Real-Music Ringers n/a n/a Yes n/a n/a
Data & Network
Data Tethering n/a n/a - n/a n/a
External Antenna Jack n/a n/a Yes n/a n/a
WAP / Web Browser n/a n/a Yes n/a n/a
Input
Predictive Text Entry n/a n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes Yes Yes
Touch Screen Yes Yes - - Yes
Memory
Memory Card Slot Yes - Yes - Yes
Messaging
Email Client n/a n/a Yes n/a n/a
Instant Messaging n/a n/a Yes n/a n/a
MMS n/a n/a Yes n/a n/a
Text Messaging Templates n/a n/a Yes n/a n/a
Music
Headphone Jack (3.5mm) Yes Yes - - -
Music Player n/a n/a Yes n/a n/a
Stereo Speakers - - Yes - -
Photo & Video
DLNA - Yes - - -
Miracast - Yes - - -
TV Output - Yes - - -
Power
Fast Charging - Yes - - -
Wireless Charging - Yes - - -
Productivity
Alarm n/a n/a Yes n/a n/a
Calculator n/a n/a Yes n/a n/a
Calendar n/a n/a Yes n/a n/a
To-Do List n/a n/a - n/a n/a
Voice Memo n/a n/a Yes n/a n/a
Software
Games n/a n/a Yes n/a n/a
Java (J2ME) n/a n/a - n/a n/a
Voice
HD Voice - Yes - - -
Headset Jack (2.5 mm) n/a n/a Yes n/a n/a
Speaker Phone Yes Yes Yes - Yes
  Nokia Lumia 521 / 520 Samsung Galaxy S6 (GSM) Pantech Ocean BlackBerry 7750 Palm Treo 680
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia Lumia 521 / 520 Samsung Galaxy S6 (GSM) Pantech Ocean BlackBerry 7750 Palm Treo 680

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