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Phone Samsung Jack i637 Samsung Messager R450 Nokia Lumia 530 Apple iPhone 4S
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.4" diag.
4 : 3
2.1" diag.
4 : 3
4" diag.
16 : 9
3.5" diag.
5 : 3
Display Resolution & Type 320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~245 ppi)
LCD (TFT/TFD)
640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery 1,480 mAh 960 mAh 1,430 mAh ?
Processor ? ? 1.2 GHz Qualcomm Snapdragon 200 (MSM8212) Apple A5
RAM ? ? 512 MB ?
Storage ? raw hardware ? raw hardware 4 GB 64 GB *
Main Camera 3 megapixel 1 megapixel 5 megapixel 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - WVGA / 480p 1080p HD
Front Camera - - - Yes
Weight 3.6 oz
(102g)
4.58 oz
(130g)
4.55 oz
(129g)
4.9 oz
(139g)
Dimensions 4.4" x 2.4" x 0.5"
(112 x 61 x 12.7 mm)
4.4" x 2" x 0.7"
(112 x 51 x 17.8 mm)
4.71" x 2.45" x 0.46"
(120 x 62 x 11.7 mm)
4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
Form Factor Slab Slab Slab Slab
Platform / OS Windows Mobile Standard (proprietary) Windows iOS
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

*

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 1xRTT HSPA+ 21 HSPA 14.4
Features 
GPS / Location n/a Yes n/a n/a
Accessibility
Adjustable Text Size n/a - n/a n/a
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages n/a Yes n/a n/a
TTY/TDD (Digital) - Yes Yes Yes
Alerts
Ringer Profiles Yes - - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot n/a - n/a n/a
USB Yes Yes Yes
Micro-USB
Yes
Wi-Fi Yes
802.11 b,g
- Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID n/a Yes n/a n/a
Ringer ID n/a Yes n/a n/a
Voice Dialing n/a Yes n/a n/a
Customization
Custom Graphics n/a Yes n/a n/a
Custom Ringtones n/a Yes n/a n/a
Real-Music Ringers n/a - n/a n/a
Data & Network
Data Tethering n/a - n/a n/a
WAP / Web Browser n/a Yes n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes Yes - -
Touch Screen - - Yes Yes
Memory
Memory Card Slot Yes Yes Yes -
Messaging
Email Client n/a - n/a n/a
Instant Messaging n/a - n/a n/a
MMS n/a Yes n/a n/a
Text Messaging Templates n/a Yes n/a n/a
Music
FM Radio - - Yes -
Headphone Jack (3.5mm) - - Yes Yes
Music Player n/a Yes n/a n/a
Photo & Video
DLNA - - Yes -
TV Output - - - Yes
Productivity
Alarm n/a Yes n/a n/a
Calculator n/a Yes n/a n/a
Calendar n/a Yes n/a n/a
To-Do List n/a - n/a n/a
Voice Memo n/a Yes n/a n/a
Software
BREW n/a Yes n/a n/a
Games n/a Yes n/a n/a
Java (J2ME) n/a - n/a n/a
Voice
HD Voice - - Yes -
Speaker Phone Yes Yes Yes Yes
  Samsung Jack i637 Samsung Messager R450 Nokia Lumia 530 Apple iPhone 4S
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Phone Samsung Jack i637 Samsung Messager R450 Nokia Lumia 530 Apple iPhone 4S

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