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Phone Samsung Wafer R510 Motorola Flipside Huawei M750 Red Hydrogen One Samsung M400
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 1.9" diag.
4 : 3
3.1" diag.
5 : 3
2.8" diag.
4 : 3
5.7" diag.
16 : 9
2.4" diag.
4 : 3
Display Resolution & Type 220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? 60 Hz ?
Battery 800 mAh 1,150 mAh 1,150 mAh 4,510 mAh 1,000 mAh
Processor ? 720 MHz TI OMAP 3410 ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) 400 MHz Qualcomm QSC6155
RAM ? ? ? 6 GB 128 MB
Storage ? raw hardware ? raw hardware ? raw hardware 128 GB * 256 MB
Main Camera 1 megapixel 3 megapixel 1 megapixel 12 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? CIF (352 x 288) - 4K UHD -
Front Camera - - - 8 megapixel -
Weight 2.47 oz
(70g)
5.11 oz
(145g)
3.92 oz
(111g)
9.63 oz
(273g)
3.7 oz
(105g)
Dimensions 4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
4.31" x 2.26" x 0.59"
(109 x 57 x 15 mm)
4.21" x 2.25" x 0.59"
(107 x 57 x 14.9 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
Form Factor Slab Slide Slab Slab Clamshell
Platform / OS (proprietary) Android (proprietary) Android (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8, 19

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

Data Technology EVDO r0 HSPA 7.2 1xRTT LTE (Cat 12) 1xRTT
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes -
GPS / Location Yes n/a Yes n/a Yes
Accessibility
Adjustable Text Size - n/a - n/a Yes
Hearing Aid Compatible Yes Yes Yes Yes Yes
Multiple Languages Yes 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
Yes
Classic Audio
NFC - - - Yes -
USB - Yes
Micro-USB
Yes Yes
USB Type C
Yes
Micro-USB
Wi-Fi - Yes - Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID Yes n/a Yes n/a Yes
Ringer ID - n/a Yes n/a Yes
Voice Dialing Yes n/a - n/a Yes
Customization
Custom Graphics Yes n/a Yes n/a Yes
Custom Ringtones Yes n/a Yes n/a Yes
Real-Music Ringers - n/a - n/a Yes
Data & Network
WAP / Web Browser Yes n/a Yes n/a Yes
Input
Predictive Text Entry Yes n/a - n/a Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - - Yes - -
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes -
Messaging
Email Client - n/a Yes n/a -
Instant Messaging - n/a Yes n/a -
MMS Yes n/a Yes n/a Yes
Text Messaging Templates - n/a Yes n/a Yes
Music
FM Radio - Yes - Yes -
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player Yes n/a Yes n/a -
Stereo Speakers Yes - - Yes -
Power
Fast Charging - - - Yes -
Productivity
Alarm Yes n/a Yes n/a Yes
Calculator Yes n/a Yes n/a Yes
Calendar Yes n/a Yes n/a Yes
Voice Memo Yes n/a Yes n/a Yes
Software
BREW Yes n/a Yes n/a -
Games Yes n/a Yes n/a Yes
Voice
HD Voice - - - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Wafer R510 Motorola Flipside Huawei M750 Red Hydrogen One Samsung M400
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Wafer R510 Motorola Flipside Huawei M750 Red Hydrogen One Samsung M400

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