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Phone BlackBerry Key2 Motorola V878 ZTE Anthem 4G BlackBerry Classic (CDMA) Samsung SCH-A870 / Siren
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.5" diag.
5 : 3
? 4.3" diag.
5 : 3
3.5" diag.
1 : 1
?
Display Resolution & Type 1080 x 1620 pixels
(~433 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~217 ppi)
LCD (TFT/TFD)
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ? ?
Battery 3,500 mAh ? 1,780 mAh 2,515 mAh 1,000 mAh
Processor 2.2 GHz Qualcomm Snapdragon 660 ? 1.2 GHz Qualcomm Snapdragon 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 ?
RAM 6 GB ? 512 MB 2 GB ?
Storage 64 GB * ? raw hardware 4 GB 16 GB ? raw hardware
Main Camera 12 megapixel Yes 5 megapixel 8 megapixel Yes
Wide Camera - - - - -
Tele Camera 12 megapixel - - - -
Video Capture 4K UHD ? 1080p HD 1080p HD -
Front Camera 8 megapixel - Yes 2 megapixel -
Weight 5.93 oz
(168g)
2.82 oz
(80g)
6.7 oz
(190g)
6.28 oz
(178g)
3.4 oz
(96g)
Dimensions 5.96" x 2.82" x 0.33"
(151 x 72 x 8.4 mm)
3.23" x 1.65" x 0.85"
(82 x 42 x 21.6 mm)
5.12" x 2.68" x 0.54"
(130 x 68 x 13.7 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
3.6" x 1.8" x 0.85"
(91 x 46 x 21.6 mm)
Form Factor Slab Clamshell Slab Slab Clamshell
Platform / OS Android (proprietary) Android BlackBerry 10 (proprietary)
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 28, 29, 30, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

4G LTE: 2, 4

CDMA: 850, 1700, 1900

4G LTE: 3, 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology LTE (Cat 11) GPRS LTE (Cat 3) LTE (Cat 3) 1xRTT
Features 
Fingerprint Reader Yes
stand-alone
- - - -
Flashlight Yes - - - -
GPS / Location n/a - n/a n/a Yes
Accessibility
Adjustable Text Size n/a - n/a n/a -
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display - Yes - - Yes
Ringer Profiles - Yes - Yes -
Connectivity
Bluetooth Yes - Yes Yes Yes
Mobile Hotspot n/a - n/a n/a -
NFC Yes - - Yes -
USB Yes
USB Type C
Yes Yes
Micro-USB
Yes
Micro-USB
-
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID n/a Yes n/a n/a Yes
Ringer ID n/a Yes n/a n/a -
Voice Dialing n/a Yes n/a n/a Yes
Customization
Custom Graphics n/a Yes n/a n/a Yes
Custom Ringtones n/a Yes n/a n/a Yes
Real-Music Ringers n/a - n/a n/a -
Data & Network
Data Tethering n/a Yes n/a n/a -
WAP / Web Browser n/a Yes n/a n/a Yes
Input
Predictive Text Entry n/a Yes n/a n/a Yes
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 n/a - n/a n/a -
EMS / Picture Messaging n/a Yes n/a n/a Yes
Instant Messaging n/a - n/a n/a -
MMS n/a Yes n/a n/a Yes
Text Messaging Templates n/a - n/a n/a -
Music
FM Radio Yes - - Yes -
Headphone Jack (3.5mm) Yes - Yes Yes -
Music Player n/a - n/a n/a -
Photo & Video
DLNA - - - Yes -
Miracast - - - Yes -
TV Output Yes - Yes Yes -
Power
Fast Charging Yes - - - -
Productivity
Alarm n/a Yes n/a n/a Yes
Calculator n/a Yes n/a n/a Yes
Calendar n/a Yes n/a n/a Yes
To-Do List n/a - n/a n/a -
Voice Memo n/a Yes n/a n/a -
Software
BREW n/a - n/a n/a Yes
Games n/a Yes n/a n/a Yes
Java (J2ME) n/a Yes n/a n/a -
Voice
HD Voice Yes - - - -
Speaker Phone Yes - Yes Yes Yes
  BlackBerry Key2 Motorola V878 ZTE Anthem 4G BlackBerry Classic (CDMA) Samsung SCH-A870 / Siren
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry Key2 Motorola V878 ZTE Anthem 4G BlackBerry Classic (CDMA) Samsung SCH-A870 / Siren

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