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Phone Apple iPhone 4 (CDMA) Siemens SL55 Nokia N75 AT&T Vista Pantech Jest
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
? 2.4" diag.
4 : 3
5.5" diag.
18 : 9
2.6" diag.
1 : 1
Display Resolution & Type 640 x 960 pixels
(~330 ppi)
LCD (TFT/TFD)
101 x 80 pixels
LCD (STN)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
320 x 320 pixels
(~174 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? 60 Hz ?
Battery ? 500 mAh 800 mAh 2,450 mAh 920 mAh
Processor ? ? ? 2 GHz MediaTek Helio A22 (MT6761V) ?
RAM ? ? ? 3 GB ?
Storage 8 GB * ? raw hardware ? raw hardware 32 GB ? raw hardware
Main Camera 5 megapixel - 2 megapixel 8 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 720p HD - CIF (352 x 288) 1080p HD QCIF (176 x 144)
Front Camera Yes - - 5 megapixel -
Weight 4.8 oz
(136g)
2.79 oz
(79g)
4.36 oz
(124g)
5.51 oz
(156g)
4.1 oz
(116g)
Dimensions 4.5" x 2.31" x 0.37"
(114 x 59 x 9.4 mm)
3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
3.74" x 2.05" x 0.8"
(95 x 52 x 20.3 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
3.7" x 2.5" x 0.6"
(94 x 64 x 15.2 mm)
Form Factor Slab Slide Clamshell Slab Slide
Platform / OS iOS (proprietary) S60 (Symbian) Android (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

CDMA: 850, 1900

Data Technology EVDO rA GPRS WCDMA (UMTS) LTE (Cat 4) 1xRTT
Features 
Flashlight - - - Yes -
GPS / Location n/a - n/a n/a Yes
Accessibility
Adjustable Text Size n/a - n/a n/a Yes
Hearing Aid Compatible Yes - - Yes Yes
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) - - Yes - Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles - Yes Yes - -
Connectivity
Bluetooth Yes - Yes Yes Yes
Infrared (IR) - Yes Yes - -
Mobile Hotspot n/a - n/a n/a -
USB Yes - Yes Yes
USB Type C
Yes
Wi-Fi Yes
4 (802.11 b,g,n)
- - Yes -
Contacts
Picture ID n/a Yes n/a n/a Yes
Ringer ID n/a Yes n/a n/a Yes
Voice Dialing n/a Yes n/a n/a Yes
Customization
Custom Graphics n/a Yes n/a n/a Yes
Custom Ringtones n/a Yes n/a n/a Yes
Real-Music Ringers n/a - n/a n/a Yes
Data & Network
Data Tethering n/a Yes n/a n/a Yes
WAP / Web Browser n/a Yes n/a n/a Yes
Input
Predictive Text Entry n/a Yes n/a n/a -
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - - Yes
Touch Screen Yes - - Yes -
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client n/a Yes n/a n/a Yes
EMS / Picture Messaging n/a Yes n/a n/a -
Instant Messaging n/a - n/a n/a Yes
MMS n/a Yes n/a n/a Yes
Text Messaging Templates n/a Yes n/a n/a Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) Yes - - Yes -
Music Player n/a - n/a n/a Yes
Stereo Speakers - - Yes - Yes
Photo & Video
TV Output Yes - - - -
Video Calling n/a - n/a n/a -
Productivity
Alarm n/a Yes n/a n/a Yes
Calculator n/a Yes n/a n/a Yes
Calendar n/a Yes n/a n/a Yes
To-Do List n/a Yes n/a n/a -
Voice Memo n/a Yes n/a n/a Yes
Software
BREW n/a - n/a n/a Yes
Games n/a Yes n/a n/a Yes
Java (J2ME) n/a Yes n/a n/a -
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) n/a - n/a n/a Yes
Speaker Phone Yes Yes Yes Yes Yes
  Apple iPhone 4 (CDMA) Siemens SL55 Nokia N75 AT&T Vista Pantech Jest
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Apple iPhone 4 (CDMA) Siemens SL55 Nokia N75 AT&T Vista Pantech Jest

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