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Phone ZTE Z998 / Unico LTE Samsung SCH-A990 BlackBerry Curve 9370 Motorola Moto Z2 Force HTC 8XT
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.5" diag.
16 : 9
? 2.4" diag.
4 : 3
5.5" diag.
16 : 9
4.3" diag.
5 : 3
Display Resolution & Type 540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
480 x 360 pixels
(~246 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~534 ppi)
AMOLED
480 x 800 pixels
(~217 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz ?
Battery 2,070 mAh 1,000 mAh 1,000 mAh 2,730 mAh 1,800 mAh
Processor 1.2 GHz Qualcomm Snapdragon 400 MSM8930 ? 800 MHz Marvell 2.4 GHz Qualcomm Snapdragon 835 (MSM8998) 1.4 GHz Qualcomm Snapdragon 400 8930
RAM 1 GB ? ? 4 GB 1 GB
Storage 4 GB ? raw hardware 1 GB 64 GB 8 GB
Main Camera 5 megapixel 3 megapixel 5 megapixel 12 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD ? VGA (640 x 480) 4K UHD 1080p HD
Front Camera 1 megapixel - - 5 megapixel 2 megapixel
Weight 4.8 oz
(136g)
4.4 oz
(125g)
3.49 oz
(99g)
5.04 oz
(143g)
4.9 oz
(139g)
Dimensions 5.2" x 2.6" x 0.4"
(132 x 66 x 10.2 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.29" x 2.36" x 0.43"
(109 x 60 x 10.9 mm)
6.13" x 2.99" x 0.24"
(156 x 76 x 6.1 mm)
5.2" x 2.6" x 0.39"
(132 x 66 x 9.9 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS Android (proprietary) BlackBerry OS Android Windows
Network Bands

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 41, 66

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 25

CDMA: 800, 850, 1900

Data Technology LTE (Cat 3) EVDO r0 EVDO rA LTE (Cat 16) LTE (Cat 3)
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - Yes - Yes Yes
GPS / Location n/a Yes n/a n/a n/a
VR-ready - - - Yes -
Water-Resistant - - - Yes -
Accessibility
Adjustable Text Size n/a - n/a n/a n/a
Hearing Aid Compatible Yes
M3, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M3 (mostly compatible)
Yes
M3, T4 (very tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Multiple Languages n/a Yes n/a n/a 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 n/a n/a
NFC - - Yes Yes Yes
USB Yes
Micro-USB
Yes Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Wi-Fi Yes
4 (802.11 b,g,n)
- Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 a,b,g,n)
Contacts
Picture ID n/a Yes n/a n/a n/a
Ringer ID n/a Yes n/a n/a n/a
Voice Dialing n/a Yes n/a n/a n/a
Customization
Custom Graphics n/a Yes n/a n/a n/a
Custom Ringtones n/a Yes n/a n/a n/a
Real-Music Ringers n/a Yes n/a n/a n/a
Data & Network
Data Tethering n/a Yes n/a n/a n/a
Dual-SIM - - - Yes * -
WAP / Web Browser n/a Yes n/a n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen Yes
Capacitive
- - Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client n/a - n/a n/a n/a
EMS / Picture Messaging n/a Yes n/a n/a n/a
Instant Messaging n/a - n/a n/a n/a
MMS n/a Yes n/a n/a n/a
Text Messaging Templates n/a Yes n/a n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) Yes - Yes - Yes
Music Player n/a Yes n/a n/a n/a
Stereo Speakers - Yes - - -
Photo & Video
TV Output - Yes - - -
Power
Fast Charging - - - Yes -
Productivity
Alarm n/a Yes n/a n/a n/a
Calculator n/a Yes n/a n/a n/a
Calendar n/a Yes n/a n/a n/a
To-Do List n/a - n/a n/a n/a
Voice Memo n/a Yes n/a n/a n/a
Software
BREW n/a Yes n/a n/a n/a
Games n/a Yes n/a n/a n/a
Java (J2ME) n/a - n/a n/a n/a
Voice
HD Voice - - - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  ZTE Z998 / Unico LTE Samsung SCH-A990 BlackBerry Curve 9370 Motorola Moto Z2 Force HTC 8XT
  X > < X > < X > < X > < X

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

 
Phone ZTE Z998 / Unico LTE Samsung SCH-A990 BlackBerry Curve 9370 Motorola Moto Z2 Force HTC 8XT

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