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Phone LG Q7+ ZTE Obsidian Apple iPhone 4 (GSM) Siemens CX75 Nokia N81
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size 5.5" diag.
18 : 9
4.5" diag.
16 : 9
3.5" diag.
5 : 3
? 2.4" diag.
4 : 3
Display Resolution & Type 1080 x 2160 pixels
(~439 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
132 x 176 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz 60 Hz ? ?
Battery 3,000 mAh 1,800 mAh ? 750 mAh 1,050 mAh
Processor 1.8 GHz Qualcomm Snapdragon 450 1 GHz MediaTek / MT6735M Apple A4 ? 369 MHz ARM 11
RAM 4 GB 1 GB ? ? ?
Storage 64 GB 8 GB 32 GB * ? raw hardware 8 GB *
Main Camera 16 megapixel 5 megapixel 5 megapixel 1 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD 720p HD 720p HD ? VGA (640 x 480)
Front Camera 8 megapixel 2 megapixel Yes - -
Weight 5.11 oz
(145g)
4.66 oz
(132g)
4.8 oz
(136g)
3.46 oz
(98g)
4.94 oz
(140g)
Dimensions 5.66" x 2.73" x 0.33"
(144 x 69 x 8.4 mm)
5.41" x 2.7" x 0.39"
(137 x 69 x 10 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
4.33" x 1.88" x 0.74"
(110 x 48 x 18.8 mm)
4.02" x 1.97" x 0.7"
(102 x 50 x 17.8 mm)
Form Factor Slab Slab Slab Slab Slide
Platform / OS Android Android iOS (proprietary) S60 (Symbian)
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 20, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

WCDMA: 1

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 13) LTE (Cat 4) HSPA 7.2 GPRS EDGE
Features 
Fingerprint Reader Yes
stand-alone
- - - -
Flashlight Yes Yes - - -
GPS / Location n/a n/a n/a - n/a
Water-Resistant Yes
IPX8 (SCUBA)
- - - -
Accessibility
Adjustable Text Size n/a n/a n/a - n/a
Hearing Aid Compatible Yes
M4, T3 (mostly tele-coil compatible)
Yes
M4, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
- -
Multiple Languages n/a n/a n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes - -
Alerts
Ringer Profiles - - - Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Infrared (IR) - - - Yes -
Mobile Hotspot n/a n/a n/a - n/a
NFC Yes - - - -
USB Yes
USB Type C
Yes
Micro-USB
Yes Yes Yes
Micro-USB
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
- Yes
802.11 b,g
Contacts
Picture ID n/a n/a n/a Yes n/a
Ringer ID n/a n/a n/a Yes n/a
Voice Dialing n/a n/a n/a - n/a
Customization
Custom Graphics n/a n/a n/a Yes n/a
Custom Ringtones n/a n/a n/a Yes n/a
Real-Music Ringers n/a n/a n/a - n/a
Data & Network
Data Tethering n/a n/a n/a Yes n/a
WAP / Web Browser n/a n/a n/a Yes n/a
Input
Predictive Text Entry n/a n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
- -
Memory
Memory Card Slot Yes Yes - Yes Yes *
Messaging
Email Client n/a n/a n/a Yes n/a
EMS / Picture Messaging n/a n/a n/a Yes n/a
Instant Messaging n/a n/a n/a - n/a
MMS n/a n/a n/a Yes n/a
Text Messaging Templates n/a n/a n/a - n/a
Music
FM Radio Yes - - - Yes
Headphone Jack (3.5mm) Yes Yes Yes - Yes
Music Player n/a n/a n/a Yes n/a
Stereo Speakers - - - - Yes
Photo & Video
DLNA Yes - - - -
TV Output - - Yes - -
Video Calling n/a n/a n/a - n/a
Power
Fast Charging Yes - - - -
Productivity
Alarm n/a n/a n/a Yes n/a
Calculator n/a n/a n/a Yes n/a
Calendar n/a n/a n/a Yes n/a
To-Do List n/a n/a n/a Yes n/a
Voice Memo n/a n/a n/a Yes n/a
Software
Games n/a n/a n/a Yes n/a
Java (J2ME) n/a n/a n/a Yes n/a
Voice
HD Voice Yes - - - -
Push-To-Talk - - - Yes Yes *
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  LG Q7+ ZTE Obsidian Apple iPhone 4 (GSM) Siemens CX75 Nokia N81
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Phone LG Q7+ ZTE Obsidian Apple iPhone 4 (GSM) Siemens CX75 Nokia N81

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