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Phone ZTE Z998 / Unico LTE Ericsson T66 Huawei Ascend Q Nokia Lumia 635 (CDMA) Nokia N73
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.5" diag.
16 : 9
? 3.2" diag.
5 : 3
4.5" diag.
16 : 9
?
Display Resolution & Type 540 x 960 pixels
(~245 ppi)
LCD (TFT/TFD)
? 320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ? ?
Battery 2,070 mAh ? 1,500 mAh 1,830 mAh 1,100 mAh
Processor 1.2 GHz Qualcomm Snapdragon 400 MSM8930 ? 800 MHz Qualcomm MSM7627A 1.2 GHz Qualcomm Snapdragon 400 (MSM8926) ?
RAM 1 GB ? 512 MB 512 MB ?
Storage 4 GB ? raw hardware 2 GB 8 GB ? raw hardware
Main Camera 5 megapixel - 3 megapixel 5 megapixel 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD - ? 720p HD CIF (352 x 288)
Front Camera 1 megapixel - - - -
Weight 4.8 oz
(136g)
2.08 oz
(59g)
4.6 oz
(130g)
4.73 oz
(134g)
4.09 oz
(116g)
Dimensions 5.2" x 2.6" x 0.4"
(132 x 66 x 10.2 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.8" x 2.3" x 0.5"
(122 x 58 x 12.7 mm)
5.1" x 2.63" x 0.36"
(130 x 67 x 9.1 mm)
4.33" x 1.93" x 0.75"
(110 x 49 x 19.1 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS Android (proprietary) Android Windows S60 (Symbian)
Network Bands

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

GSM: 900, 1800, 1900

CDMA: 850, 1700, 1900

4G LTE: 25, 26, 41

WCDMA: 1, 2, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 3) - EVDO rA LTE (Cat 3) EDGE
Features 
GPS / Location 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 -
Multiple Languages n/a Yes n/a n/a n/a
TTY/TDD (Digital) Yes - Yes Yes -
Alerts
Ringer Profiles - Yes - - Yes
Connectivity
Bluetooth Yes - Yes Yes Yes
Infrared (IR) - - - - Yes
Mobile Hotspot n/a - n/a n/a n/a
USB Yes
Micro-USB
- Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi Yes
4 (802.11 b,g,n)
- Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID n/a - n/a n/a n/a
Ringer ID n/a - n/a n/a n/a
Voice Dialing n/a - 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 - n/a n/a n/a
Data & Network
Data Tethering n/a - n/a n/a n/a
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 - Yes Yes -
Memory
Memory Card Slot 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 - n/a n/a n/a
Text Messaging Templates n/a Yes 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 n/a
Stereo Speakers - - - - Yes
Photo & Video
DLNA - - - Yes -
Video Calling n/a - n/a n/a n/a
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 Yes n/a n/a n/a
Voice Memo n/a - n/a n/a n/a
Software
Games n/a Yes n/a n/a n/a
Java (J2ME) n/a - n/a n/a n/a
Voice
Push-To-Talk - - - - Yes *
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  ZTE Z998 / Unico LTE Ericsson T66 Huawei Ascend Q Nokia Lumia 635 (CDMA) Nokia N73
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone ZTE Z998 / Unico LTE Ericsson T66 Huawei Ascend Q Nokia Lumia 635 (CDMA) Nokia N73

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