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Phone Apple iPhone 4 (GSM) Samsung SGH-X640 Palm Treo 600 (CDMA) Samsung Galaxy S6 (GSM) CAT S61
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
? ? 5.1" diag.
16 : 9
5.2" diag.
16 : 9
Display Resolution & Type 640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
160 x 160 pixels
LCD (Color)
1440 x 2560 pixels
(~576 ppi)
AMOLED
1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz 60 Hz
Battery ? 800 mAh ? 2,550 mAh 4,500 mAh
Processor Apple A4 ? ? 2.1 GHz Samsung Exynos 7420 2.2 GHz Qualcomm Snapdragon 630
RAM ? ? ? 3 GB 4 GB
Storage 32 GB * ? raw hardware ? raw hardware 32 GB * 64 GB
Main Camera 5 megapixel Yes Yes 16 megapixel 16 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD - - 4K UHD 4K UHD
Front Camera Yes - - 5 megapixel 8 megapixel
Weight 4.8 oz
(136g)
3 oz
(85g)
6.2 oz
(176g)
4.87 oz
(138g)
9.03 oz
(256g)
Dimensions 4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
5.91" x 2.99" x 0.51"
(150 x 76 x 13 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS iOS (proprietary) Palm OS Android Android
Network Bands

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 25, 26, 28, 29, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology HSPA 7.2 GPRS 1xRTT LTE (Cat 6) LTE (Cat 13)
Features 
Barometer - - - - Yes
Fingerprint Reader - - - Yes -
Flashlight - - - Yes Yes
GPS / Location n/a - n/a n/a n/a
Ruggedized - - - - Yes
VR-ready - - - Yes -
Water-Resistant - - - - Yes
IPX8 (SCUBA)
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 -
Connectivity
Bluetooth Yes
Classic Audio
-
-
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - Yes Yes -
MirrorLink - - - Yes -
Mobile Hotspot n/a - n/a n/a n/a
NFC - - - Yes Yes
USB Yes - Yes Yes
Micro-USB
Yes
USB Type C
Wi-Fi Yes
4 (802.11 b,g,n)
- - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,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 - 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
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 - Yes Yes Yes
Memory
Memory Card Slot - - 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
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 - n/a n/a n/a
Photo & Video
DLNA - - - Yes -
Miracast - - - Yes -
TV Output Yes - - Yes -
Power
Fast Charging - - - Yes Yes
Wireless 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 Yes n/a n/a n/a
Voice Memo n/a Yes n/a n/a n/a
Software
Games n/a Yes n/a n/a n/a
Java (J2ME) n/a Yes n/a n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) n/a Yes n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Apple iPhone 4 (GSM) Samsung SGH-X640 Palm Treo 600 (CDMA) Samsung Galaxy S6 (GSM) CAT S61
  X > < X > < X > < X > < X

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

 
Phone Apple iPhone 4 (GSM) Samsung SGH-X640 Palm Treo 600 (CDMA) Samsung Galaxy S6 (GSM) CAT S61

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