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Phone Amazon Fire Samsung SGH-X640 Sony Xperia XZ1 Motorola Krave ZN4 Samsung SGH-E635 / SGH-E630
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 4.7" diag.
16 : 9
? 5.2" diag.
16 : 9
2.8" diag.
5 : 3
?
Display Resolution & Type 720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
240 x 400 pixels
(~167 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 2,400 mAh 800 mAh 2,700 mAh 950 mAh 800 mAh
Processor 2.2 GHz Qualcomm Snapdragon 800 ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) ? ?
RAM 2 GB ? 4 GB ? ?
Storage 32 GB * ? raw hardware 64 GB ? raw hardware ? raw hardware
Main Camera 13 megapixel Yes 19 megapixel 2 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 1080p HD - 4K UHD QVGA (320 x 240) -
Front Camera 2 megapixel - 13 megapixel - -
Weight 5.64 oz
(160g)
3 oz
(85g)
5.5 oz
(156g)
4.52 oz
(128g)
2.78 oz
(79g)
Dimensions 5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
5.82" x 2.89" x 0.29"
(148 x 73 x 7.4 mm)
4.12" x 2.01" x 0.74"
(105 x 51 x 18.8 mm)
3.34" x 1.69" x 0.85"
(85 x 43 x 21.6 mm)
Form Factor Slab Clamshell Slab Flip Slide
Platform / OS (proprietary) (proprietary) Android (proprietary) (proprietary)
Network Bands

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 1800, 1900

*

Data Technology LTE (Cat 4) GPRS LTE (Cat 16) EVDO r0 GPRS
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes *
stand-alone
- -
Flashlight Yes - Yes - -
GPS / Location Yes - n/a Yes -
Water-Resistant - - Yes
IPX8 (SCUBA)
- -
Accessibility
Hearing Aid Compatible Yes - Yes Yes -
Multiple Languages Yes Yes n/a Yes Yes
TTY/TDD (Digital) Yes - Yes Yes -
Connectivity
Bluetooth Yes - Yes Yes -
Infrared (IR) - - - - Yes
Mobile Hotspot Yes - n/a - -
NFC Yes - Yes - -
USB Yes
Micro-USB
- Yes
USB Type C
Yes
Micro-USB
-
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID Yes Yes n/a Yes Yes
Ringer ID Yes Yes n/a Yes Yes
Voice Dialing Yes - n/a Yes -
Customization
Custom Graphics - Yes n/a Yes Yes
Custom Ringtones Yes Yes n/a Yes Yes
Real-Music Ringers - - n/a Yes -
Data & Network
Data Tethering Yes - n/a Yes Yes
Dual-SIM - - Yes * - -
WAP / Web Browser Yes Yes n/a Yes Yes
Input
Predictive Text Entry Yes Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes - Yes Yes -
Memory
Memory Card Slot - - Yes Yes -
Messaging
Email Client Yes - n/a Yes -
EMS / Picture Messaging - Yes n/a Yes Yes
Instant Messaging - - n/a Yes -
MMS Yes Yes n/a Yes Yes
Text Messaging Templates Yes Yes n/a Yes Yes
Music
Headphone Jack (3.5mm) Yes - Yes Yes -
Music Player Yes - n/a Yes -
Stereo Speakers Yes - Yes - -
Photo & Video
DLNA - - Yes - -
Miracast Yes - Yes - -
TV Output Yes - - - -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes Yes n/a Yes Yes
Calculator Yes Yes n/a Yes Yes
Calendar Yes Yes n/a Yes Yes
To-Do List - Yes n/a - Yes
Voice Memo Yes Yes n/a Yes Yes
Software
BREW - - n/a Yes -
Games Yes Yes n/a Yes Yes
Java (J2ME) - Yes n/a - Yes
Voice
HD Voice Yes - Yes - -
Headset Jack (2.5 mm) - Yes n/a - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Amazon Fire Samsung SGH-X640 Sony Xperia XZ1 Motorola Krave ZN4 Samsung SGH-E635 / SGH-E630
  X > < X > < X > < X > < X

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

 
Phone Amazon Fire Samsung SGH-X640 Sony Xperia XZ1 Motorola Krave ZN4 Samsung SGH-E635 / SGH-E630

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