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Phone Samsung SCH-U340 / Snap Coolpad Quattro 4G ZTE Blade Max 2s ZTE ZMAX Pro Samsung Wafer R510
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4" diag.
5 : 3
6" diag.
18 : 9
6" diag.
16 : 9
1.9" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
1080 x 2160 pixels
(~402 ppi)
LCD (TFT/TFD)
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 1,000 mAh 1,600 mAh 4,000 mAh 3,400 mAh 800 mAh
Processor ? ? 1.4 GHz Qualcomm Snapdragon 435 (MSM8940) 1.5 GHz Qualcomm Snapdragon 617 (MSM8952) ?
RAM ? ? 2 GB 2 GB ?
Storage ? raw hardware 512 MB 32 GB 32 GB ? raw hardware
Main Camera Yes 3 megapixel 13 megapixel 13 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - VGA (640 x 480) 1080p HD 1080p HD ?
Front Camera - Yes 5 megapixel 5 megapixel -
Weight 2.82 oz
(80g)
3.31 oz
(94g)
6.35 oz
(180g)
6.17 oz
(175g)
2.47 oz
(70g)
Dimensions 3.5" x 1.8" x 0.77"
(89 x 46 x 19.6 mm)
4.96" x 2.6" x 0.51"
(126 x 66 x 13 mm)
6.26" x 2.96" x 0.32"
(159 x 75 x 8.1 mm)
6.5" x 3.3" x 0.35"
(165 x 84 x 8.9 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android Android Android (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4

CDMA: 850, 1700, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 13, 25, 26, 41

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology - LTE (Cat 3) LTE (Cat 6) LTE (Cat 4) EVDO r0
Features 
Fingerprint Reader - - Yes
stand-alone
Yes -
Flashlight - - Yes Yes -
GPS / Location Yes n/a n/a n/a Yes
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - n/a n/a n/a -
USB - Yes Yes
USB Type C
Yes
USB Type C
-
Wi-Fi - Yes Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
-
Contacts
Picture ID Yes n/a n/a n/a Yes
Ringer ID Yes n/a n/a n/a -
Voice Dialing Yes n/a n/a n/a Yes
Customization
Custom Graphics - n/a n/a n/a Yes
Custom Ringtones - n/a n/a n/a Yes
Real-Music Ringers - n/a n/a n/a -
Data & Network
Data Tethering - n/a n/a n/a -
WAP / Web Browser - n/a n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a n/a Yes
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 n/a -
Instant Messaging Yes n/a n/a n/a -
MMS Yes n/a n/a n/a Yes
Text Messaging Templates Yes n/a n/a n/a -
Music
FM Radio - - - Yes -
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player - n/a n/a n/a Yes
Stereo Speakers - - - - Yes
Photo & Video
Miracast - - - Yes -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes n/a n/a n/a Yes
Calculator Yes n/a n/a n/a Yes
Calendar Yes n/a n/a n/a Yes
Voice Memo - n/a n/a n/a Yes
Software
BREW - n/a n/a n/a Yes
Games - n/a n/a n/a Yes
Voice
HD Voice - - Yes Yes -
Headset Jack (2.5 mm) Yes n/a n/a n/a -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung SCH-U340 / Snap Coolpad Quattro 4G ZTE Blade Max 2s ZTE ZMAX Pro Samsung Wafer R510
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-U340 / Snap Coolpad Quattro 4G ZTE Blade Max 2s ZTE ZMAX Pro Samsung Wafer R510

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