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Phone Samsung Gloss SCH-U440 Red Hydrogen One ZTE Groove HTC 10 Samsung Wafer R510
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
5.7" diag.
16 : 9
3.2" diag.
5 : 3
5.2" diag.
16 : 9
1.9" diag.
4 : 3
Display Resolution & Type 220 x 176 pixels
(~128 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~565 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 800 mAh 4,510 mAh 1,500 mAh 3,000 mAh 800 mAh
Processor ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) 800 MHz Qualcomm MSM7627A 2.2 GHz Qualcomm Snapdragon 820 (MSM8996) ?
RAM ? 6 GB 512 MB 4 GB ?
Storage ? raw hardware 128 GB * 1 GB 32 GB * ? raw hardware
Main Camera 1 megapixel 12 megapixel 3 megapixel 12 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 4K UHD 720p HD 4K UHD ?
Front Camera - 8 megapixel Yes 5 megapixel -
Weight 3.55 oz
(101g)
9.63 oz
(273g)
4.5 oz
(128g)
5.68 oz
(161g)
2.47 oz
(70g)
Dimensions 2.55" x 2.94" x 0.82"
(65 x 75 x 20.8 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
4.67" x 2.46" x 0.55"
(119 x 62 x 14 mm)
5.74" x 2.83" x 0.35"
(146 x 72 x 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

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: 850, 1700, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 12, 13, 17, 20, 28, 29, 30

WCDMA: 1, 2, 4, 5

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

Data Technology 1xRTT LTE (Cat 12) EVDO rA LTE (Cat 9) EVDO r0
Features 
Fingerprint Reader - Yes
stand-alone
- Yes -
Flashlight - Yes - Yes -
GPS / Location Yes n/a n/a n/a Yes
Water-Resistant - - - Yes
IPX3 (falling spray)
-
Accessibility
Adjustable Text Size - n/a n/a n/a -
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages Yes n/a n/a n/a Yes
TTY/TDD (Digital) 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
MirrorLink - - - Yes -
Mobile Hotspot - n/a n/a n/a -
NFC - Yes - Yes -
USB Yes Yes
USB Type C
Yes
Micro-USB
Yes
USB Type C
-
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
Yes Yes
5 (802.11 a,ac,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 Yes n/a n/a n/a Yes
Custom Ringtones Yes n/a n/a n/a Yes
Real-Music Ringers Yes 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 - n/a n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client - n/a n/a n/a -
Instant Messaging - 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 Yes n/a n/a n/a Yes
Stereo Speakers - Yes - - Yes
Photo & Video
DLNA - - - Yes -
Miracast - - - Yes -
TV Output - - - Yes -
Power
Fast Charging - Yes - 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 Yes n/a n/a n/a Yes
Software
BREW Yes n/a n/a n/a Yes
Games Yes 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 Gloss SCH-U440 Red Hydrogen One ZTE Groove HTC 10 Samsung Wafer R510
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Phone Samsung Gloss SCH-U440 Red Hydrogen One ZTE Groove HTC 10 Samsung Wafer R510

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