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Phone Siemens S66 / S65 / SP65 Samsung Rugby A837 Nuu F4L
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Not yet released
Specifications 
Display Size ? 2" diag.
4 : 3
2.8" diag.
4 : 3
Display Resolution & Type 132 x 176 pixels
LCD (TFT/TFD)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~143 ppi)
LCD (STN)
Display Refresh ? ? 60 Hz
Battery 750 mAh 1,000 mAh 1,350 mAh
Processor ? ? 1.1 GHz MediaTek MT6731
RAM ? ? 512 MB
Storage ? raw hardware ? raw hardware 4 GB
Main Camera 1 megapixel 1 megapixel 2 megapixel
Wide Camera - - -
Tele Camera - - -
Video Capture QCIF (176 x 144) QCIF (176 x 144) 720p HD
Front Camera - - Yes
Weight 3.46 oz
(98g)
4.66 oz
(132g)
4.5 oz
(128g)
Dimensions 4.29" x 1.89" x 0.71"
(109 x 48 x 18 mm)
3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
4.31" x 2.27" x 0.83"
(109 x 58 x 21 mm)
Form Factor Slab Clamshell Clamshell
Platform / OS (proprietary) (proprietary) (proprietary)
Network Bands

GSM: 850, 1800, 1900

*

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

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

WCDMA: 2, 4, 5

GSM: 850, 1900

Data Technology GPRS HSDPA 3.6 LTE (Cat 4)
Features 
Flashlight - - Yes
GPS / Location - Yes Yes
Ruggedized - Yes -
Accessibility
Adjustable Text Size - - Yes
Hearing Aid Compatible - Yes Yes
Multiple Languages Yes Yes Yes
TTY/TDD (Digital) - Yes Yes
Alerts
Extra Display - Yes Yes
Ringer Profiles Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Infrared (IR) Yes - -
USB Yes Yes Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes Yes
Ringer ID Yes Yes Yes
Customization
Custom Graphics Yes Yes Yes
Custom Ringtones Yes Yes -
Real-Music Ringers - Yes -
Data & Network
Data Tethering Yes Yes -
WAP / Web Browser Yes Yes Yes
Input
Predictive Text Entry Yes Yes Yes
Side Keys Yes Yes Yes
Memory
Memory Card Slot Yes Yes Yes
Messaging
Email Client Yes Yes Yes
EMS / Picture Messaging Yes - -
Instant Messaging Yes Yes Yes
MMS Yes Yes Yes
Text Messaging Templates - Yes Yes
Music
FM Radio - - Yes
Headphone Jack (3.5mm) - - Yes
Music Player - Yes Yes
Productivity
Alarm Yes Yes Yes
Calculator Yes Yes Yes
Calendar Yes Yes Yes
To-Do List Yes - -
Voice Memo Yes Yes Yes
Software
Games Yes Yes -
Java (J2ME) Yes Yes -
Voice
HD Voice - - Yes
Push-To-Talk - Yes -
Speaker Phone Yes Yes Yes
  Siemens S66 / S65 / SP65 Samsung Rugby A837 Nuu F4L
  X > < X > < X

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

 
Phone Siemens S66 / S65 / SP65 Samsung Rugby A837 Nuu F4L

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