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Phone Samsung SGH-X640 Sharp TM-200 Pantech Duo C810 Bold N2 Apple iPhone
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 2.2" diag.
4 : 3
6.6" diag.
19.5 : 9
3.5" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~390 ppi)
AMOLED
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 800 mAh ? 1,320 mAh 4,200 mAh ?
Processor ? ? ARM 920t PXA27x 2.4 GHz MediaTek Dimensity 810 ?
RAM ? ? ? 8 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 256 GB 8 GB *
Main Camera Yes 2 megapixel 1 megapixel 64 megapixel 2 megapixel
Wide Camera - - - 5 megapixel -
Tele Camera - - - - -
Video Capture - ? QVGA (320 x 240) 2K / Quad HD -
Front Camera - - - 16 megapixel -
Weight 3 oz
(85g)
4.06 oz
(115g)
3.88 oz
(110g)
7.2 oz
(204g)
4.8 oz
(136g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.78" x 1.93" x 1.06"
(96 x 49 x 26.9 mm)
4.01" x 1.97" x 0.78"
(102 x 50 x 19.8 mm)
6.64" x 3.02" x 0.35"
(169 x 77 x 8.9 mm)
4.5" x 2.4" x 0.46"
(114 x 61 x 11.7 mm)
Form Factor Clamshell Clamshell Slide Slab Slab
Platform / OS (proprietary) (proprietary) Windows Mobile Standard Android iOS
Network Bands

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

5G: 2, 5, 25, 41, 66, 71, 77-C

4G LTE: 2, 4, 5, 12, 13, 25, 26, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS GPRS HSDPA 1.8 NR (5G) EDGE
Features 
Fingerprint Reader - - - Yes
in-display (optical)
-
Flashlight - - - Yes -
Accessibility
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - - - - Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles - Yes Yes - -
Connectivity
Bluetooth - Yes Yes Yes Yes
USB - Yes Yes Yes
USB Type C
-
Wi-Fi - - - Yes
5 (802.11 ac,b,g,n)
Yes
802.11 b,g
Contacts
Picture ID Yes Yes n/a n/a n/a
Ringer ID Yes Yes n/a n/a n/a
Voice Dialing - - n/a n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers - - n/a n/a n/a
Data & Network
Data Tethering - Yes n/a n/a n/a
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a 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 - -
Messaging
Email Client - Yes n/a n/a n/a
EMS / Picture Messaging Yes - n/a n/a n/a
Instant Messaging - - n/a n/a n/a
MMS Yes Yes n/a n/a n/a
Text Messaging Templates Yes Yes n/a n/a n/a
Music
Headphone Jack (3.5mm) - - - - Yes
Music Player - Yes n/a n/a n/a
Photo & Video
TV Output - - - - Yes *
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List Yes - n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
Games Yes Yes n/a n/a n/a
Java (J2ME) Yes Yes n/a n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) Yes Yes n/a n/a n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Sharp TM-200 Pantech Duo C810 Bold N2 Apple iPhone
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X640 Sharp TM-200 Pantech Duo C810 Bold N2 Apple iPhone

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