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Phone Samsung SGH-X640 HTC Bolt Casio G'zOne Rock Alcatel Idol 4S Google Pixel XL
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? 5.5" diag.
16 : 9
2.1" diag.
4 : 3
5.5" diag.
16 : 9
5.5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
1440 x 2560 pixels
(~534 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~190 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~534 ppi)
AMOLED
1440 x 2560 pixels
(~534 ppi)
AMOLED
Display Refresh ? 60 Hz ? 60 Hz 60 Hz
Battery 800 mAh 3,200 mAh 1,150 mAh 3,000 mAh 3,450 mAh
Processor ? 2 GHz Qualcomm Snapdragon 810 (MSM8994) ? 1.8 GHz Qualcomm Snapdragon 652 (MSM8976) 2.2 GHz Qualcomm Snapdragon 821 (MSM8996 pro AB)
RAM ? 3 GB ? 3 GB 4 GB
Storage ? raw hardware 32 GB ? raw hardware 32 GB 32 GB *
Main Camera Yes 16 megapixel 2 megapixel 16 megapixel 12 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 4K UHD ? 4K UHD 4K UHD
Front Camera - 8 megapixel - 8 megapixel 8 megapixel
Weight 3 oz
(85g)
6.14 oz
(174g)
4.4 oz
(125g)
5.26 oz
(149g)
5.92 oz
(168g)
Dimensions 3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6.05" x 3.04" x 0.32"
(154 x 77 x 8.1 mm)
4.1" x 2" x 0.9"
(104 x 51 x 22.9 mm)
6.06" x 2.97" x 0.28"
(154 x 75 x 7 mm)
6.09" x 2.98" x 0.33"
(155 x 76 x 8.5 mm)
Form Factor Clamshell Slab Clamshell Slab Slab
Platform / OS (proprietary) Android (proprietary) Android Android
Network Bands

GSM: 900, 1800, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 25, 26, 41

WCDMA: 1, 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 7, 12, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 30, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology GPRS LTE (Cat 9) EVDO rA LTE (Cat 4) LTE (Cat 9)
Features 
Barometer - - - - Yes
Fingerprint Reader - Yes
stand-alone
- Yes * Yes
Flashlight - Yes Yes Yes Yes
GPS / Location - n/a Yes n/a n/a
Ruggedized - - Yes - -
VR-ready - - - - Yes
Water-Resistant - Yes
IPX7 (snorkeling)
Yes - -
Accessibility
Adjustable Text Size - n/a - n/a n/a
Hearing Aid Compatible - Yes Yes Yes Yes
Multiple Languages Yes n/a Yes n/a n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - - Yes - -
Connectivity
Bluetooth - Yes Yes Yes Yes
Mobile Hotspot - n/a - n/a n/a
NFC - Yes - Yes Yes
USB - Yes
USB Type C
Yes Yes
Micro-USB
Yes
USB Type C
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes n/a Yes n/a n/a
Ringer ID Yes n/a Yes n/a n/a
Voice Dialing - n/a Yes n/a n/a
Customization
Custom Graphics Yes n/a Yes n/a n/a
Custom Ringtones Yes n/a Yes n/a n/a
Real-Music Ringers - n/a Yes n/a n/a
Data & Network
Data Tethering - n/a Yes n/a n/a
Dual-SIM - - - Yes * -
WAP / Web Browser Yes n/a Yes n/a n/a
Input
Predictive Text Entry Yes n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client - n/a Yes n/a n/a
EMS / Picture Messaging Yes n/a - n/a n/a
Instant Messaging - n/a Yes n/a n/a
MMS Yes n/a Yes n/a n/a
Text Messaging Templates Yes n/a Yes n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player - n/a Yes n/a n/a
Stereo Speakers - - - Yes -
Photo & Video
DLNA - Yes - - -
Miracast - Yes - Yes -
Power
Fast Charging - Yes - Yes Yes
Productivity
Alarm Yes n/a Yes n/a n/a
Calculator Yes n/a Yes n/a n/a
Calendar Yes n/a Yes n/a n/a
To-Do List Yes n/a - n/a n/a
Voice Memo Yes n/a Yes n/a n/a
Software
BREW - n/a Yes n/a n/a
Games Yes n/a Yes n/a n/a
Java (J2ME) Yes n/a - n/a n/a
Voice
HD Voice - Yes - Yes Yes
Headset Jack (2.5 mm) Yes n/a Yes n/a n/a
Push-To-Talk - - Yes - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SGH-X640 HTC Bolt Casio G'zOne Rock Alcatel Idol 4S Google Pixel XL
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Phone Samsung SGH-X640 HTC Bolt Casio G'zOne Rock Alcatel Idol 4S Google Pixel XL

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