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Phone Samsung SCH-A990 HTC One (M7 / GSM) Red Hydrogen One HTC Merge Motorola KRZR K1
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 4.7" diag.
16 : 9
5.7" diag.
16 : 9
3.8" diag.
5 : 3
?
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~469 ppi)
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~246 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz 60 Hz ?
Battery 1,000 mAh 2,300 mAh 4,510 mAh 1,400 mAh 780 mAh
Processor ? 1.7 GHz Qualcomm Snapdragon 600 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) 800 MHz Qualcomm S2 MSM7630 ?
RAM ? 2 GB 6 GB ? ?
Storage ? raw hardware 32 GB * 128 GB * ? raw hardware ? raw hardware
Main Camera 3 megapixel 4 megapixel 12 megapixel 5 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 1080p HD 4K UHD 720p HD ?
Front Camera - 2 megapixel 8 megapixel - -
Weight 4.4 oz
(125g)
5.04 oz
(143g)
9.63 oz
(273g)
6.98 oz
(198g)
3.6 oz
(102g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
5.41" x 2.69" x 0.37"
(137 x 68 x 9.3 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
4.74" x 2.43" x 0.59"
(120 x 62 x 15 mm)
4.05" x 1.65" x 0.63"
(103 x 42 x 16 mm)
Form Factor Clamshell Slab Slab Slide Clamshell
Platform / OS (proprietary) Android Android Android (proprietary)
Network Bands

CDMA: 850, 1900

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 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

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 LTE (Cat 3) LTE (Cat 12) EVDO rA EDGE
Features 
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight Yes Yes Yes Yes -
GPS / Location Yes n/a n/a n/a -
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 - - - Yes
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
Infrared (IR) - Yes - - -
Mobile Hotspot - n/a n/a n/a -
NFC - Yes Yes - -
USB Yes Yes
Micro-USB
Yes
USB Type C
Yes Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
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 Yes
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 Yes n/a n/a n/a Yes
WAP / Web Browser Yes 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
Text Keyboard, Hardware - - - Yes -
Touch Screen - Yes Yes Yes -
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client - n/a n/a n/a Yes
EMS / Picture Messaging Yes n/a n/a n/a Yes
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 Yes
Music
FM Radio - Yes Yes Yes -
Headphone Jack (3.5mm) - Yes Yes Yes -
Music Player Yes n/a n/a n/a Yes
Stereo Speakers Yes Yes Yes - -
Photo & Video
DLNA - Yes - - -
Miracast - Yes - - -
TV Output Yes 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
To-Do List - n/a n/a n/a -
Voice Memo Yes n/a n/a n/a Yes
Software
BREW Yes n/a n/a n/a -
Games Yes n/a n/a n/a Yes
Java (J2ME) - n/a n/a n/a Yes
Voice
HD Voice - Yes Yes - -
Push-To-Talk - - - - Yes *
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung SCH-A990 HTC One (M7 / GSM) Red Hydrogen One HTC Merge Motorola KRZR K1
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 HTC One (M7 / GSM) Red Hydrogen One HTC Merge Motorola KRZR K1

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