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Phone Nokia N86 8MP BlackBerry 6510 ZTE Blade Max 2s Sony Ericsson K850 ZTE Z221
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.6" diag.
4 : 3
? 6" diag.
18 : 9
2.2" diag.
4 : 3
2" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
(~154 ppi)
AMOLED
160 x 100 pixels 1080 x 2160 pixels
(~402 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 1,200 mAh 900 mAh 4,000 mAh ? 900 mAh
Processor 434 MHz ARM 11 ? 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) ? ?
RAM ? ? 2 GB ? ?
Storage 8 GB ? raw hardware 32 GB ? raw hardware 142 MB
Main Camera 8 megapixel - 13 megapixel 5 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture VGA (640 x 480) - 1080p HD ? QCIF (176 x 144)
Front Camera - - 5 megapixel - -
Weight 5.26 oz
(149g)
5.64 oz
(160g)
6.35 oz
(180g)
4.2 oz
(119g)
3.24 oz
(92g)
Dimensions 4.07" x 2.02" x 0.65"
(103 x 51 x 16.5 mm)
4.53" x 2.95" x 0.95"
(115 x 75 x 24.1 mm)
6.26" x 2.96" x 0.32"
(159 x 75 x 8.1 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
Form Factor Slide Slab Slab Slab Clamshell
Platform / OS S60 (Symbian) BlackBerry OS Android (proprietary) (proprietary)
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

iDEN: 800

4G LTE: 2, 3, 4, 5, 7, 12, 13, 25, 26, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 - LTE (Cat 6) HSDPA 3.6 HSDPA 3.6
Features 
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - -
GPS / Location n/a n/a n/a - Yes
Accessibility
Hearing Aid Compatible - - Yes - Yes
Multiple Languages n/a n/a n/a Yes Yes
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles Yes Yes - Yes Yes
Connectivity
Bluetooth Yes - Yes Yes Yes
USB Yes
Micro-USB
Yes
Mini-USB
Yes
USB Type C
Yes Yes
Wi-Fi Yes
802.11 b,g
- Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID n/a n/a n/a Yes -
Ringer ID n/a n/a n/a Yes -
Voice Dialing n/a n/a n/a Yes -
Customization
Custom Graphics n/a n/a n/a Yes Yes
Custom Ringtones n/a n/a n/a Yes Yes
Real-Music Ringers n/a n/a n/a Yes Yes
Data & Network
Data Tethering n/a n/a n/a Yes -
WAP / Web Browser n/a n/a n/a Yes Yes
Input
Predictive Text Entry n/a n/a n/a Yes Yes
Side Keys Yes - Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - - Yes - -
Memory
Memory Card Slot Yes - Yes Yes -
Messaging
Email Client n/a n/a n/a Yes Yes
Instant Messaging n/a n/a n/a - Yes
MMS n/a n/a n/a Yes Yes
Text Messaging Templates n/a n/a n/a Yes Yes
Music
FM Radio Yes - - Yes -
FM Transmitter n/a n/a n/a - -
Headphone Jack (3.5mm) Yes - Yes - -
Music Player n/a n/a n/a Yes -
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - - - -
Video Calling n/a n/a n/a Yes * -
Power
Fast Charging - - Yes - -
Productivity
Alarm n/a n/a n/a Yes Yes
Calculator n/a n/a n/a Yes Yes
Calendar n/a n/a n/a Yes Yes
To-Do List n/a n/a n/a Yes -
Voice Memo n/a n/a n/a Yes Yes
Software
Games n/a n/a n/a Yes Yes
Java (J2ME) n/a n/a n/a Yes Yes
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) n/a n/a n/a - -
Push-To-Talk - Yes - - -
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Nokia N86 8MP BlackBerry 6510 ZTE Blade Max 2s Sony Ericsson K850 ZTE Z221
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nokia N86 8MP BlackBerry 6510 ZTE Blade Max 2s Sony Ericsson K850 ZTE Z221

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