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Phone Samsung SGH-X640 Apple iPhone 3G HTC EVO Design 4G / Hero S (CDMA) Motorola V710 Sonim XP5s
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
4" diag.
16 : 9
? 2.6" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~275 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
320 x 432 pixels
(~204 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz ? ?
Battery 800 mAh ? 1,520 mAh ? 3,180 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon S2 MSM8655 ? 1.4 GHz Qualcomm Snapdragon 427 (MSM8920)
RAM ? ? 768 MB ? 2 GB
Storage ? raw hardware 16 GB * 4 GB ? raw hardware 16 GB
Main Camera Yes 2 megapixel 5 megapixel 1 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 720p HD ? 720p HD
Front Camera - - 1 megapixel - -
Weight 3 oz
(85g)
4.7 oz
(133g)
5.22 oz
(148g)
4.06 oz
(115g)
9.17 oz
(260g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
4.52" x 2.44" x 0.49"
(115 x 62 x 12.4 mm)
4.78" x 2.44" x 0.46"
(122 x 62 x 11.8 mm)
3.7" x 1.93" x 0.92"
(94 x 49 x 23.4 mm)
5.55" x 2.52" x 0.91"
(141 x 64 x 23 mm)
Form Factor Clamshell Slab Slab Clamshell Slab
Platform / OS (proprietary) iOS Android (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G WiMAX: 41

WCDMA: 1, 8

CDMA: 800, 850, 1900

GSM: 850, 1900

*

CDMA: 850, 1900

AMPS: 850

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 25, 26, 28, 30, 38, 41, 66

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology GPRS HSDPA 3.6 WiMAX 1xRTT LTE (Cat 4)
Features 
Barometer - - - - Yes
Flashlight - - Yes - Yes
GPS / Location - n/a n/a Yes Yes
Ruggedized - - - - Yes
Water-Resistant - - - - Yes
IPX8 (SCUBA)
Accessibility
Adjustable Text Size - n/a n/a - Yes
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes n/a n/a Yes Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - - - Yes -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - n/a n/a - Yes
USB - Yes Yes
Micro-USB
Yes * Yes
USB Type C
Wi-Fi - Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a n/a Yes Yes
Ringer ID Yes n/a n/a Yes Yes
Voice Dialing - n/a n/a Yes -
Customization
Custom Graphics Yes n/a n/a Yes -
Custom Ringtones Yes n/a n/a Yes Yes
Real-Music Ringers - n/a n/a Yes -
Data & Network
Data Tethering - n/a n/a Yes -
Dual-SIM - - - - Yes
WAP / Web Browser Yes n/a n/a Yes Yes
Input
Predictive Text Entry Yes n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes Yes - -
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - n/a n/a Yes * -
EMS / Picture Messaging Yes n/a n/a Yes -
Instant Messaging - n/a n/a - -
MMS Yes n/a n/a Yes Yes
Text Messaging Templates Yes n/a n/a Yes Yes
Music
FM Radio - - Yes - Yes
Headphone Jack (3.5mm) - Yes Yes - -
Music Player - n/a n/a Yes Yes
Photo & Video
DLNA - - Yes - -
TV Output - Yes - - -
Productivity
Alarm Yes n/a n/a Yes Yes
Calculator Yes n/a n/a Yes Yes
Calendar Yes n/a n/a Yes Yes
To-Do List Yes n/a n/a - -
Voice Memo Yes n/a n/a Yes Yes
Software
BREW - n/a n/a Yes -
Games Yes n/a n/a Yes -
Java (J2ME) Yes n/a n/a - -
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) Yes n/a n/a Yes -
Push-To-Talk - - - - Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 Apple iPhone 3G HTC EVO Design 4G / Hero S (CDMA) Motorola V710 Sonim XP5s
  X > < X > < X > < X > < X

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

 
Phone Samsung SGH-X640 Apple iPhone 3G HTC EVO Design 4G / Hero S (CDMA) Motorola V710 Sonim XP5s

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