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Phone LG AX-490 Samsung SPH-N270 (Matrix Phone) Red Hydrogen One Siemens CF75 LG K8 (2017)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? ? 5.7" diag.
16 : 9
? 5" diag.
16 : 9
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
1440 x 2560 pixels
(~515 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 1,100 mAh 1,000 mAh 4,510 mAh 600 mAh 2,500 mAh
Processor ? ? 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) ? 1.4 GHz Qualcomm Snapdragon 425 (MSM8917)
RAM ? ? 6 GB ? 1.5 GB
Storage ? raw hardware ? raw hardware 128 GB * ? raw hardware 16 GB
Main Camera Yes - 12 megapixel Yes 8 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 4K UHD - 1080p HD
Front Camera - - 8 megapixel - 5 megapixel
Weight 3.79 oz
(107g)
4.66 oz
(132g)
9.63 oz
(273g)
3.17 oz
(90g)
5 oz
(142g)
Dimensions 3.74" x 1.92" x 1"
(95 x 49 x 25.4 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
6.54" x 3.28" x 0.39"
(166 x 83 x 10 mm)
3.43" x 1.73" x 1.26"
(87 x 44 x 32 mm)
5.7" x 2.83" x 0.31"
(145 x 72 x 7.9 mm)
Form Factor Clamshell Slide Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) Android (proprietary) Android
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

AMPS: 850

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

GSM: 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 25

CDMA: 850, 1900

Data Technology 1xRTT - LTE (Cat 12) EDGE LTE (Cat 4)
Features 
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - Yes
GPS / Location Yes Yes n/a - n/a
Accessibility
Hearing Aid Compatible Yes - Yes - Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) Yes - Yes - Yes
Alerts
Extra Display Yes - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
- Yes
Classic Audio
Infrared (IR) - - - Yes -
NFC - - Yes - -
USB Yes - Yes
USB Type C
Yes Yes
Micro-USB
Wi-Fi - - Yes
5 (802.11 a,ac,b,g,n)
- Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a - n/a
Ringer ID Yes Yes n/a - n/a
Voice Dialing Yes Yes n/a - n/a
Customization
Custom Graphics Yes - n/a Yes n/a
Custom Ringtones Yes - n/a Yes n/a
Real-Music Ringers Yes - n/a - n/a
Data & Network
Data Tethering Yes - n/a Yes n/a
WAP / Web Browser Yes - n/a Yes n/a
Input
Predictive Text Entry - Yes n/a Yes n/a
Side Keys Yes - Yes Yes Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen - - Yes - Yes
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client - - n/a Yes n/a
EMS / Picture Messaging - - n/a Yes n/a
MMS Yes - n/a Yes n/a
Text Messaging Templates Yes - n/a Yes n/a
Music
FM Radio - - Yes - Yes
Headphone Jack (3.5mm) - - Yes - Yes
Stereo Speakers Yes - Yes - -
Power
Fast Charging - - Yes - -
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes Yes n/a Yes n/a
Calendar Yes Yes n/a Yes n/a
To-Do List - Yes n/a Yes n/a
Voice Memo Yes Yes n/a Yes n/a
Software
BREW Yes - n/a - n/a
Games Yes - n/a Yes n/a
Java (J2ME) - - n/a Yes n/a
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) Yes Yes n/a - n/a
Push-To-Talk - - - Yes -
Speaker Phone Yes - Yes Yes Yes
  LG AX-490 Samsung SPH-N270 (Matrix Phone) Red Hydrogen One Siemens CF75 LG K8 (2017)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG AX-490 Samsung SPH-N270 (Matrix Phone) Red Hydrogen One Siemens CF75 LG K8 (2017)

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