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Phone Ericsson T66 Samsung M400 Pantech Matrix Pro C820 HMD Fusion Kyocera Hydro Wave / Hydro Air
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
2.4" diag.
4 : 3
6.6" diag.
20 : 9
5" diag.
16 : 9
Display Resolution & Type ? 240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
720 x 1612 pixels
(~269 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~220 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 90 Hz 60 Hz
Battery ? 1,000 mAh 1,320 mAh 5,000 mAh 2,300 mAh
Processor ? 400 MHz Qualcomm QSC6155 528 MHz ARM 11 2.2 GHz Snapdragon 4 Gen 2 1.2 GHz Qualcomm Snapdragon 410 (MSM8916)
RAM ? 128 MB ? 6 GB 1 GB
Storage ? raw hardware 256 MB ? raw hardware 128 GB 8 GB
Main Camera - 1 megapixel 2 megapixel 108 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - QCIF (176 x 144) 1080p HD 1080p HD
Front Camera - - - 50 megapixel 2 megapixel
Weight 2.08 oz
(59g)
3.7 oz
(105g)
5.34 oz
(151g)
7.2 oz
(204g)
5.11 oz
(145g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
4.2" x 2" x 0.9"
(107 x 51 x 22.9 mm)
6.46" x 2.97" x 0.33"
(164 x 75 x 8.4 mm)
5.66" x 2.85" x 0.42"
(144 x 72 x 10.7 mm)
Form Factor Slab Clamshell Slide Slab Slab
Platform / OS (proprietary) (proprietary) Windows Mobile Standard Android Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 800, 850, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

5G: 2, 4, 5, 7, 25, 41, 66, 71, 77-A, 77-C, 78

4G LTE: 2, 4, 5, 7, 8, 12, 25, 26, 28, 41, 66, 71

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

Data Technology - 1xRTT HSDPA 3.6 NR (5G) LTE (Cat 4)
Features 
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes Yes
GPS / Location - Yes n/a n/a n/a
Ruggedized - - - - Yes
Water-Resistant - - - Yes
IPX4 (splash)
Yes
IPX7 (snorkeling)
Accessibility
Adjustable Text Size - Yes n/a n/a n/a
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - Yes Yes - Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles Yes - Yes - -
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - - n/a n/a n/a
NFC - - - Yes -
USB - Yes
Micro-USB
Yes Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - - Yes
6 (802.11 a,ac,ax,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID - Yes n/a n/a n/a
Ringer ID - Yes n/a n/a n/a
Voice Dialing - Yes n/a n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a n/a
Custom Ringtones Yes Yes n/a n/a n/a
Real-Music Ringers - Yes n/a n/a n/a
Data & Network
Data Tethering - - n/a n/a n/a
Dual-SIM - - - Yes -
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes - -
Touch Screen - - - Yes Yes
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client - - n/a n/a n/a
EMS / Picture Messaging Yes - n/a n/a n/a
Instant Messaging - - n/a n/a n/a
MMS - Yes n/a n/a n/a
Text Messaging Templates Yes 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
Power
Fast Charging - - - Yes Yes *
Productivity
Alarm Yes Yes n/a n/a n/a
Calculator Yes Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List Yes - n/a n/a n/a
Voice Memo - Yes n/a n/a n/a
Software
Games Yes Yes n/a n/a n/a
Java (J2ME) - - n/a n/a n/a
Voice
HD Voice - - - Yes Yes *
Speaker Phone - Yes Yes Yes Yes
  * Some versions only
  Ericsson T66 Samsung M400 Pantech Matrix Pro C820 HMD Fusion Kyocera Hydro Wave / Hydro Air
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Phone Ericsson T66 Samsung M400 Pantech Matrix Pro C820 HMD Fusion Kyocera Hydro Wave / Hydro Air

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