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Phone Samsung SCH-U620 BlackBerry Storm2 9550 ZTE Warp Elite TCL 20 SE Nokia N97 mini
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.3" diag.
4 : 3
5.5" diag.
16 : 9
6.8" diag.
20.5 : 9
3.2" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~267 ppi)
LCD (TFT/TFD)
720 x 1640 pixels
(~263 ppi)
LCD (TFT/TFD)
360 x 640 pixels
(~229 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 1,000 mAh 1,400 mAh 3,000 mAh 5,000 mAh 1,200 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon 410 (MSM8916) 1.6 GHz Qualcomm Snapdragon 460 434 MHz ARM 11
RAM ? ? 2 GB 4 GB ?
Storage ? raw hardware ? raw hardware 16 GB 128 GB 8 GB
Main Camera 1 megapixel 3 megapixel 13 megapixel 48 megapixel 5 megapixel
Wide Camera - - - 5 megapixel -
Tele Camera - - - - -
Video Capture QVGA (320 x 240) ? 1080p HD 1080p HD VGA (640 x 480)
Front Camera - - 5 megapixel 13 megapixel -
Weight 3.74 oz
(106g)
5.64 oz
(160g)
5.31 oz
(151g)
7.31 oz
(207g)
4.87 oz
(138g)
Dimensions 3.78" x 1.85" x 0.87"
(96 x 47 x 22.1 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
6.23" x 3.06" x 0.33"
(158 x 78 x 8.4 mm)
6.78" x 3.04" x 0.35"
(172 x 77 x 8.9 mm)
4.45" x 2.07" x 0.56"
(113 x 52 x 14.2 mm)
Form Factor Slide Slab Slab Slab Slide
Platform / OS (proprietary) BlackBerry OS Android Android S60 (Symbian)
Network Bands

CDMA: 850, 1900

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 25, 26, 41

CDMA: 800, 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 26, 28, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

Data Technology EVDO r0 EVDO rA LTE (Cat 4) LTE (Cat 4) HSDPA 3.6
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location Yes 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
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Mobile Hotspot - n/a n/a n/a n/a
USB Yes Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Contacts
Picture ID Yes n/a n/a n/a n/a
Ringer ID Yes n/a n/a n/a n/a
Voice Dialing Yes n/a n/a n/a n/a
Customization
Custom Graphics Yes 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 - 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 Yes
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client - n/a n/a n/a n/a
Instant Messaging Yes n/a n/a n/a n/a
MMS Yes n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - - Yes Yes Yes
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player Yes n/a n/a n/a n/a
Stereo Speakers Yes - - - Yes
Photo & Video
TV Output - - - - Yes
Video Calling - n/a n/a n/a n/a
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
BREW Yes n/a n/a n/a n/a
Games Yes n/a n/a n/a n/a
Java (J2ME) - n/a n/a n/a n/a
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SCH-U620 BlackBerry Storm2 9550 ZTE Warp Elite TCL 20 SE Nokia N97 mini
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Phone Samsung SCH-U620 BlackBerry Storm2 9550 ZTE Warp Elite TCL 20 SE Nokia N97 mini

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