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Phone Samsung SPH-Z400 BlackBerry Key2 LE Samsung Glyde U940 Motorola ROKR Z6 Apple iPhone 4S
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
4.5" diag.
5 : 3
2.8" diag.
16.5 : 9
? 3.5" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
(~150 ppi)
LCD (TFT/TFD)
1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
240 x 440 pixels
(~182 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? 60 Hz
Battery 1,300 mAh 3,000 mAh 1,000 mAh 750 mAh ?
Processor ? 1.8 GHz Qualcomm Snapdragon 636 ? ? Apple A5
RAM ? 4 GB ? ? ?
Storage ? raw hardware 32 GB * ? raw hardware ? raw hardware 64 GB *
Main Camera 1 megapixel 13 megapixel 2 megapixel 2 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) 4K UHD QVGA (320 x 240) ? 1080p HD
Front Camera - 8 megapixel - - Yes
Weight 4.06 oz
(115g)
5.5 oz
(156g)
4.2 oz
(119g)
4.06 oz
(115g)
4.9 oz
(139g)
Dimensions 3.73" x 1.91" x 1"
(95 x 49 x 25.4 mm)
5.92" x 2.83" x 0.33"
(150 x 72 x 8.4 mm)
4.09" x 1.98" x 0.71"
(104 x 50 x 18 mm)
4.15" x 1.79" x 0.63"
(105 x 45 x 16 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
Form Factor Clamshell Slab Slide Slide Slab
Platform / OS (proprietary) Android (proprietary) (proprietary) iOS
Network Bands

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 29, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology EVDO rA LTE (Cat 13) EVDO r0 EDGE HSPA 14.4
Features 
Fingerprint Reader - Yes
stand-alone
- - -
Flashlight - Yes - - -
GPS / Location Yes n/a Yes - n/a
Ruggedized Yes - - - -
Accessibility
Adjustable Text Size Yes n/a - - n/a
Hearing Aid Compatible Yes Yes Yes - Yes
Multiple Languages Yes n/a Yes Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Mobile Hotspot - n/a - - n/a
NFC - Yes - - -
USB Yes Yes
USB Type C
Yes Yes Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- - Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a Yes Yes n/a
Ringer ID Yes n/a Yes Yes n/a
Voice Dialing Yes n/a Yes - n/a
Customization
Custom Graphics Yes n/a Yes Yes n/a
Custom Ringtones Yes n/a Yes Yes n/a
Real-Music Ringers Yes n/a Yes Yes n/a
Data & Network
Data Tethering Yes n/a Yes Yes n/a
Dual-SIM - Yes * - - -
WAP / Web Browser Yes n/a Yes Yes n/a
Input
Predictive Text Entry Yes n/a Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes - -
Touch Screen - Yes Yes - Yes
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client Yes n/a - Yes n/a
EMS / Picture Messaging - n/a - Yes n/a
Instant Messaging - n/a - Yes n/a
MMS - n/a Yes Yes n/a
Text Messaging Templates Yes n/a Yes Yes n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes - - Yes
Music Player - n/a Yes Yes n/a
Stereo Speakers Yes - - - -
Photo & Video
TV Output - - - - Yes
Power
Fast Charging - Yes - - -
Productivity
Alarm Yes n/a Yes Yes n/a
Calculator Yes n/a Yes Yes n/a
Calendar Yes n/a Yes Yes n/a
To-Do List - n/a - Yes n/a
Voice Memo Yes n/a - Yes n/a
Software
BREW - n/a Yes - n/a
Games Yes n/a Yes Yes n/a
Java (J2ME) Yes n/a - Yes n/a
Voice
HD Voice - Yes - - -
Headset Jack (2.5 mm) Yes n/a Yes - n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SPH-Z400 BlackBerry Key2 LE Samsung Glyde U940 Motorola ROKR Z6 Apple iPhone 4S
  X > < X > < X > < X > < X

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

 
Phone Samsung SPH-Z400 BlackBerry Key2 LE Samsung Glyde U940 Motorola ROKR Z6 Apple iPhone 4S

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