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Phone Nuu F4L Samsung Glyde U940 ZTE Z331 Samsung Galaxy A01 LG Spectrum
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size 2.8" diag.
4 : 3
2.8" diag.
16.5 : 9
2.4" diag.
4 : 3
5.7" diag.
19 : 9
4.5" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
(~143 ppi)
LCD (STN)
240 x 440 pixels
(~182 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~117 ppi)
LCD (TFT/TFD)
720 x 1520 pixels
(~295 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~326 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz 60 Hz
Battery 1,350 mAh 1,000 mAh 950 mAh 3,000 mAh 1,830 mAh
Processor 1.1 GHz MediaTek MT6731 ? ? 2 GHz Qualcomm Snapdragon 439 1.5 GHz Qualcomm Snapdragon S3
RAM 512 MB ? ? 2 GB 1 GB
Storage 4 GB ? raw hardware ? raw hardware 16 GB 4 GB
Main Camera 2 megapixel 2 megapixel 3 megapixel 13 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD QVGA (320 x 240) QCIF (176 x 144) 1080p HD 1080p HD
Front Camera Yes - - 5 megapixel 1 megapixel
Weight 4.5 oz
(128g)
4.2 oz
(119g)
4 oz
(113g)
5.33 oz
(151g)
4.99 oz
(141g)
Dimensions 4.31" x 2.27" x 0.83"
(109 x 58 x 21 mm)
4.09" x 1.98" x 0.71"
(104 x 50 x 18 mm)
3.84" x 2.02" x 0.69"
(98 x 51 x 17.5 mm)
5.81" x 2.79" x 0.33"
(147 x 71 x 8.3 mm)
5.33" x 2.71" x 0.42"
(135 x 69 x 10.7 mm)
Form Factor Clamshell Slide Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

4G LTE: 2, 4, 5, 12, 13, 66

WCDMA: 2, 4, 5

GSM: 850, 1900

CDMA: 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 13, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 13

CDMA: 850, 1900

GSM: 850, 1900

*

Data Technology LTE (Cat 4) EVDO r0 HSDPA 3.6 LTE (Cat 4) LTE (Cat 3)
Features 
Flashlight Yes - - Yes -
GPS / Location Yes Yes Yes n/a n/a
Accessibility
Adjustable Text Size Yes - - n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - Yes - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - - n/a n/a
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 a,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes Yes n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing - Yes - n/a n/a
Customization
Custom Graphics Yes Yes Yes n/a n/a
Custom Ringtones - Yes Yes n/a n/a
Real-Music Ringers - Yes Yes n/a n/a
Data & Network
Data Tethering - Yes Yes n/a n/a
WAP / Web Browser Yes Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes Yes 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 Yes
Messaging
Email Client Yes - Yes n/a n/a
Instant Messaging Yes - Yes n/a n/a
MMS Yes Yes Yes n/a n/a
Text Messaging Templates Yes Yes Yes n/a n/a
Music
FM Radio Yes - - - -
Headphone Jack (3.5mm) Yes - - Yes Yes
Music Player Yes Yes Yes n/a n/a
Photo & Video
DLNA - - - - Yes
TV Output - - - - Yes
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
Voice Memo Yes - Yes n/a n/a
Software
BREW - Yes - n/a n/a
Games - Yes Yes n/a n/a
Java (J2ME) - - Yes n/a n/a
Voice
HD Voice Yes - - Yes -
Headset Jack (2.5 mm) - Yes - n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  Nuu F4L Samsung Glyde U940 ZTE Z331 Samsung Galaxy A01 LG Spectrum
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Nuu F4L Samsung Glyde U940 ZTE Z331 Samsung Galaxy A01 LG Spectrum

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