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Phone Sony Ericsson K850 Nokia Lumia 521 / 520 Microsoft Lumia 950 Samsung SPH-N240 BlackBerry Tour 9630
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
4" diag.
5 : 3
5.2" diag.
16 : 9
? 2.4" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~565 ppi)
AMOLED
128 x 64 pixels 480 x 360 pixels
(~250 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? 1,430 mAh 3,000 mAh ? 1,400 mAh
Processor ? 1 GHz Qualcomm Snapdragon S4 MSM8270 1.8 GHz Qualcomm Snapdragon 808 (MSM8992) ? ?
RAM ? 512 MB 3 GB ? ?
Storage ? raw hardware 8 GB 32 GB ? raw hardware ? raw hardware
Main Camera 5 megapixel 5 megapixel 20 megapixel - 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 720p HD 4K UHD - ?
Front Camera - - 5 megapixel - -
Weight 4.2 oz
(119g)
4.39 oz
(124g)
5.29 oz
(150g)
3.2 oz
(91g)
4.59 oz
(130g)
Dimensions 4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
5.71" x 2.88" x 0.32"
(145 x 73 x 8.2 mm)
4.1" x 1.5" x 0.7"
(104 x 38 x 17.8 mm)
4.41" x 2.44" x 0.56"
(112 x 62 x 14.2 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) Windows Windows (proprietary) BlackBerry OS
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 40

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 HSPA+ 21 LTE (Cat 6) - EVDO rA
Features 
Flashlight - - Yes - -
GPS / Location - n/a n/a Yes n/a
Accessibility
Adjustable Text Size - n/a n/a - n/a
Hearing Aid Compatible - Yes Yes - Yes
Multiple Languages Yes n/a n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes - Yes *
Alerts
Ringer Profiles Yes - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Yes
Classic Audio
-
Yes
Classic Audio
Mobile Hotspot - n/a n/a - n/a
NFC - - Yes - -
USB Yes Yes Yes
USB Type C
- Yes
Micro-USB
Wi-Fi - Yes Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID Yes n/a n/a - n/a
Ringer ID Yes n/a n/a Yes n/a
Voice Dialing Yes n/a n/a Yes n/a
Customization
Changeable Body Plates - - - Yes -
Custom Graphics Yes n/a n/a - n/a
Custom Ringtones Yes n/a n/a - n/a
Real-Music Ringers Yes n/a n/a - n/a
Data & Network
Data Tethering Yes n/a n/a - n/a
WAP / Web Browser Yes n/a n/a - n/a
Input
Predictive Text Entry Yes n/a n/a Yes n/a
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 Yes n/a n/a - n/a
Instant Messaging - n/a n/a - n/a
MMS Yes n/a n/a - n/a
Text Messaging Templates Yes n/a n/a - n/a
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) - Yes Yes - Yes
Music Player Yes n/a n/a - n/a
Photo & Video
DLNA - - Yes - -
Miracast - - Yes - -
TV Output - - Yes - -
Video Calling Yes * n/a n/a - n/a
Power
Fast Charging - - Yes - -
Wireless Charging - - Yes - -
Productivity
Alarm Yes n/a n/a Yes n/a
Calculator Yes n/a n/a Yes n/a
Calendar Yes n/a n/a Yes n/a
To-Do List Yes n/a n/a Yes n/a
Voice Memo Yes n/a n/a - n/a
Software
Games Yes n/a n/a Yes n/a
Java (J2ME) Yes n/a n/a - n/a
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) - n/a n/a Yes n/a
Push-To-Talk - - - - Yes *
Speaker Phone Yes Yes Yes - Yes
  * Some versions only
  Sony Ericsson K850 Nokia Lumia 521 / 520 Microsoft Lumia 950 Samsung SPH-N240 BlackBerry Tour 9630
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Ericsson K850 Nokia Lumia 521 / 520 Microsoft Lumia 950 Samsung SPH-N240 BlackBerry Tour 9630

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