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Phone Asus ZenFone 4 Samsung SGH-X640 Sony Ericsson T106 Nokia G100 Nokia 2660
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Not yet released Released Released
Specifications 
Display Size 5.5" diag.
16 : 9
? ? 6.5" diag.
20 : 9
?
Display Resolution & Type 1080 x 1920 pixels
(~401 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
?
LCD (Grayscale)
720 x 1600 pixels
(~269 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
Display Refresh 60 Hz ? ? 60 Hz ?
Battery 3,300 mAh 800 mAh ? 5,000 mAh 700 mAh
Processor 2.2 GHz Qualcomm Snapdragon 630 ? ? 2 GHz Snapdragon 662 ?
RAM 4 GB ? ? 3 GB ?
Storage 64 GB ? raw hardware ? raw hardware 32 GB ? raw hardware
Main Camera 12 megapixel Yes - 13 megapixel -
Wide Camera Yes - - 8 megapixel -
Tele Camera - - - - -
Video Capture 4K UHD - - 1080p HD -
Front Camera 8 megapixel - - 8 megapixel -
Weight 5.47 oz
(155g)
3 oz
(85g)
2.65 oz
(75g)
6.87 oz
(195g)
2.79 oz
(79g)
Dimensions 6.12" x 2.96" x 0.3"
(155 x 75 x 7.7 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
3.9" x 1.71" x 0.7"
(99 x 43 x 17.8 mm)
6.56" x 3.02" x 0.35"
(167 x 77 x 8.8 mm)
3.43" x 1.76" x 0.81"
(87 x 45 x 20.6 mm)
Form Factor Slab Clamshell Slab Slab Clamshell
Platform / OS Android (proprietary) (proprietary) Android (proprietary)
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 28

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

GSM: 850, 1900

4G LTE: 2, 4, 5, 7, 12, 13, 41, 66, 71

WCDMA: 2, 4, 5

GSM: 850, 1900

GSM: 850, 1900

*

Data Technology LTE (Cat 12) GPRS - LTE (Cat 13) EDGE
Features 
Barometer - - - Yes -
Fingerprint Reader Yes
stand-alone
- - Yes
stand-alone
-
Flashlight Yes - - Yes -
Water-Resistant - - - Yes
IPX2 (drip)
-
Accessibility
Hearing Aid Compatible Yes - - Yes -
Multiple Languages n/a Yes Yes n/a Yes
TTY/TDD (Digital) - - - - Yes
Alerts
Extra Display - - - - Yes
Ringer Profiles - - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
- - Yes
Classic Audio
Yes
Classic Audio
NFC Yes - - - -
USB Yes
USB Type C
- - Yes
USB Type C
-
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - Yes
5 (802.11 ac,b,g,n)
-
Contacts
Picture ID n/a Yes Yes n/a Yes
Ringer ID n/a Yes Yes n/a -
Customization
Custom Graphics n/a Yes Yes n/a Yes
Custom Ringtones n/a Yes Yes n/a Yes
Real-Music Ringers n/a - - n/a Yes
Data & Network
Data Tethering n/a - Yes n/a -
Dual-SIM Yes - - - -
WAP / Web Browser n/a Yes Yes n/a Yes
Input
Predictive Text Entry n/a Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes -
Touch Screen Yes - - Yes -
Memory
Memory Card Slot Yes - - Yes -
Messaging
Email Client n/a - - n/a Yes
EMS / Picture Messaging n/a Yes Yes n/a Yes
Instant Messaging n/a - - n/a Yes *
MMS n/a Yes - n/a Yes
Text Messaging Templates n/a Yes Yes n/a Yes
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) Yes - - Yes -
Photo & Video
Miracast Yes - - - -
Power
Fast Charging Yes - - Yes -
Productivity
Alarm n/a Yes Yes n/a Yes
Calculator n/a Yes Yes n/a Yes
Calendar n/a Yes - n/a Yes
To-Do List n/a Yes Yes n/a Yes
Voice Memo n/a Yes - n/a Yes
Software
Games n/a Yes Yes n/a Yes
Java (J2ME) n/a Yes - n/a Yes
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) n/a Yes - n/a Yes
Speaker Phone Yes Yes - Yes Yes
  * Some versions only
  Asus ZenFone 4 Samsung SGH-X640 Sony Ericsson T106 Nokia G100 Nokia 2660
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Asus ZenFone 4 Samsung SGH-X640 Sony Ericsson T106 Nokia G100 Nokia 2660

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