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Phone Sony Xperia XZ2 Samsung SGH-X640 BLU Pure View Sony Ericsson K850 Nokia C100
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size 5.7" diag.
18 : 9
? 5.7" diag.
18 : 9
2.2" diag.
4 : 3
5.5" diag.
18 : 9
Display Resolution & Type 1080 x 2160 pixels
(~424 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
720 x 1440 pixels
(~282 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~295 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? 60 Hz ? 60 Hz
Battery 3,180 mAh 800 mAh 3,000 mAh ? 3,000 mAh
Processor Qualcomm Snapdragon 845 ? 1.3 GHz MediaTek 6753 ? 2 GHz MediaTek Helio A22
RAM 4 GB ? 3 GB ? 3 GB
Storage 64 GB ? raw hardware 32 GB ? raw hardware 32 GB
Main Camera 19 megapixel Yes 13 megapixel 5 megapixel 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 4K UHD - 1080p HD ? 1080p HD
Front Camera 5 megapixel - 8 megapixel - 5 megapixel
Weight 6.98 oz
(198g)
3 oz
(85g)
6.47 oz
(183g)
4.2 oz
(119g)
5.97 oz
(169g)
Dimensions 6.02" x 2.83" x 0.44"
(153 x 72 x 11.1 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
6" x 2.82" x 0.32"
(152 x 72 x 8.1 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
5.89" x 2.82" x 0.38"
(150 x 72 x 9.7 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS Android (proprietary) Android (proprietary) Android
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 29, 38, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

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

WCDMA: 2, 4, 5

GSM: 850, 1900

Data Technology LTE (Cat 18) GPRS LTE (Cat 4) HSDPA 3.6 LTE (Cat 4)
Features 
Barometer - - - - Yes
Fingerprint Reader Yes
stand-alone
- Yes
stand-alone
- -
Flashlight Yes - Yes - Yes
Water-Resistant Yes
IPX5 (direct spray)
- - - Yes
IPX2 (drip)
Accessibility
Hearing Aid Compatible Yes - - - Yes
Multiple Languages n/a Yes n/a Yes n/a
TTY/TDD (Digital) - - Yes Yes -
Alerts
Ringer Profiles - - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
- Yes Yes
Classic Audio
Yes
Classic Audio
NFC Yes - - - -
USB Yes
USB Type C
- Yes
Micro-USB
Yes Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 ac,b,g,n)
Contacts
Picture ID n/a Yes n/a Yes n/a
Ringer ID n/a Yes n/a Yes n/a
Voice Dialing n/a - n/a Yes n/a
Customization
Custom Graphics n/a Yes n/a Yes n/a
Custom Ringtones n/a Yes n/a Yes n/a
Real-Music Ringers n/a - n/a Yes n/a
Data & Network
Data Tethering n/a - n/a Yes n/a
Dual-SIM Yes - Yes - -
WAP / Web Browser n/a Yes n/a Yes n/a
Input
Predictive Text Entry n/a Yes n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes - Yes - Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client n/a - n/a Yes n/a
EMS / Picture Messaging n/a Yes n/a - n/a
MMS n/a Yes n/a Yes n/a
Text Messaging Templates n/a Yes n/a Yes n/a
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - - Yes - Yes
Music Player n/a - n/a Yes n/a
Stereo Speakers Yes - - - -
Photo & Video
DLNA Yes - - - -
Miracast Yes - - - -
Video Calling n/a - n/a Yes * n/a
Power
Fast Charging Yes - Yes - -
Wireless Charging Yes - - - -
Productivity
Alarm n/a Yes n/a Yes n/a
Calculator n/a Yes n/a Yes n/a
Calendar n/a Yes n/a Yes n/a
To-Do List n/a Yes n/a Yes n/a
Voice Memo n/a Yes n/a Yes n/a
Software
Games n/a Yes n/a Yes n/a
Java (J2ME) n/a Yes n/a Yes n/a
Voice
HD Voice Yes - - - Yes
Headset Jack (2.5 mm) n/a Yes n/a - n/a
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Sony Xperia XZ2 Samsung SGH-X640 BLU Pure View Sony Ericsson K850 Nokia C100
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Xperia XZ2 Samsung SGH-X640 BLU Pure View Sony Ericsson K850 Nokia C100

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