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Phone Samsung Galaxy S6 (GSM) Samsung SCH-A610 ZTE Blade A7 Prime Siemens CF75 Ericsson T66
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size 5.1" diag.
16 : 9
? 6.1" diag.
19.5 : 9
? ?
Display Resolution & Type 1440 x 2560 pixels
(~576 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
720 x 1560 pixels
(~282 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
?
Display Refresh 60 Hz ? 60 Hz ? ?
Battery 2,550 mAh 1,300 mAh 3,200 mAh 600 mAh ?
Processor 2.1 GHz Samsung Exynos 7420 ? 2 GHz MediaTek Helio A22 (MT6761) ? ?
RAM 3 GB ? 3 GB ? ?
Storage 32 GB * ? raw hardware 32 GB ? raw hardware ? raw hardware
Main Camera 16 megapixel Yes 16 megapixel Yes -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture 4K UHD - 1080p HD - -
Front Camera 5 megapixel - 5 megapixel - -
Weight 4.87 oz
(138g)
4.23 oz
(120g)
5.82 oz
(165g)
3.17 oz
(90g)
2.08 oz
(59g)
Dimensions 5.65" x 2.78" x 0.27"
(143 x 71 x 6.8 mm)
3.5" x 1.9" x 0.9"
(89 x 48 x 22.9 mm)
6.17" x 2.87" x 0.32"
(157 x 73 x 8.1 mm)
3.43" x 1.73" x 1.26"
(87 x 44 x 32 mm)
3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
Form Factor Slab Clamshell Slab Clamshell Slab
Platform / OS Android (proprietary) Android (proprietary) (proprietary)
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 29, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

4G LTE: 2, 4, 5, 13

GSM: 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology LTE (Cat 6) 1xRTT LTE (Cat 4) EDGE -
Features 
Fingerprint Reader Yes - Yes - -
Flashlight Yes - Yes - -
GPS / Location n/a Yes n/a - -
VR-ready Yes - - - -
Water-Resistant - - Yes
IPX2 (drip)
- -
Accessibility
Hearing Aid Compatible Yes - Yes - -
Multiple Languages n/a Yes n/a Yes Yes
TTY/TDD (Digital) Yes - - - -
Alerts
Extra Display - - - Yes -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
- -
Infrared (IR) Yes - - Yes -
MirrorLink Yes - - - -
NFC Yes - - - -
USB Yes
Micro-USB
- Yes
USB Type C
Yes -
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
- -
Contacts
Picture ID n/a Yes n/a - -
Ringer ID n/a Yes n/a - -
Voice Dialing n/a Yes n/a - -
Customization
Custom Graphics n/a Yes n/a Yes Yes
Custom Ringtones n/a Yes n/a Yes Yes
Data & Network
Data Tethering n/a Yes n/a Yes -
WAP / Web Browser n/a Yes n/a Yes Yes
Input
Predictive Text Entry n/a Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes - Yes - -
Memory
Memory Card Slot - - Yes - -
Messaging
Email Client n/a - n/a Yes -
EMS / Picture Messaging n/a Yes n/a Yes Yes
MMS n/a Yes n/a Yes -
Text Messaging Templates n/a Yes n/a Yes Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) Yes - Yes - -
Photo & Video
DLNA Yes - - - -
Miracast Yes - - - -
TV Output Yes - - - -
Power
Fast Charging Yes - - - -
Wireless Charging Yes - - - -
Productivity
Alarm n/a Yes n/a Yes Yes
Calculator n/a Yes n/a Yes Yes
Calendar n/a Yes n/a Yes Yes
To-Do List n/a Yes n/a Yes Yes
Voice Memo n/a Yes n/a Yes -
Software
BREW n/a Yes n/a - -
Games n/a Yes n/a Yes Yes
Java (J2ME) n/a - n/a Yes -
Voice
HD Voice Yes - Yes - -
Headset Jack (2.5 mm) n/a Yes n/a - -
Push-To-Talk - - - Yes -
Speaker Phone Yes - Yes Yes -
  Samsung Galaxy S6 (GSM) Samsung SCH-A610 ZTE Blade A7 Prime Siemens CF75 Ericsson T66
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy S6 (GSM) Samsung SCH-A610 ZTE Blade A7 Prime Siemens CF75 Ericsson T66

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