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Phone Essential Phone Samsung SPH-A660 / VI660 Microsoft Surface Duo 2 Palm Treo 600 (CDMA)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 5.7" diag.
17.5 : 9
? 8.3" diag.
4 : 3
?
Display Resolution & Type 1312 x 2560 pixels
(~504 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (Color)
2688 x 1892 pixels
(~396 ppi)
AMOLED
160 x 160 pixels
LCD (Color)
Display Refresh 60 Hz ? 90 Hz ?
Battery 3,040 mAh ? 4,449 mAh ?
Processor 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) ? Qualcomm Snapdragon 888 ?
RAM 4 GB ? 8 GB ?
Storage 128 GB ? raw hardware 128 GB * ? raw hardware
Main Camera 13 megapixel - 12 megapixel Yes
Wide Camera - - 16 megapixel -
Tele Camera - - 12 megapixel -
Video Capture 4K UHD - 4K UHD -
Front Camera 8 megapixel - 12 megapixel -
Weight 6.53 oz
(185g)
3.54 oz
(100g)
10.02 oz
(284g)
6.2 oz
(176g)
Dimensions 5.57" x 2.8" x 0.31"
(141 x 71 x 7.8 mm)
3.3" x 1.8" x 0.87"
(84 x 46 x 22.1 mm)
5.72" x 3.63" x 0.43"
(145 x 92 x 11 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
Form Factor Slab Clamshell Unique Slab
Platform / OS Android (proprietary) Android Palm OS
Network Bands

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

5G: 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77-C, 78, 257, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology LTE (Cat 12) 1xRTT NR (5G) 1xRTT
Features 
Barometer Yes - - -
Fingerprint Reader Yes
stand-alone
- Yes
stand-alone
-
Flashlight Yes - Yes -
GPS / Location n/a Yes n/a n/a
Accessibility
Hearing Aid Compatible Yes
M4, T3 (mostly tele-coil compatible)
- Yes
M3, T3 (mostly tele-coil compatible)
-
Multiple Languages n/a Yes n/a n/a
TTY/TDD (Digital) Yes Yes - Yes
Connectivity
Bluetooth Yes - Yes -
Infrared (IR) - - - Yes
NFC Yes - Yes -
USB Yes
USB Type C
- Yes
USB Type C
Yes
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- Yes
6 (802.11 a,ac,ax,b,g,n)
-
Contacts
Picture ID n/a Yes n/a n/a
Ringer ID n/a Yes n/a n/a
Voice Dialing n/a Yes n/a n/a
Customization
Custom Graphics n/a Yes n/a n/a
Custom Ringtones n/a Yes n/a n/a
Data & Network
Data Tethering n/a Yes n/a n/a
Dual-SIM - - Yes -
WAP / Web Browser n/a Yes n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes
Touch Screen Yes
Capacitive
- Yes
Capacitive
Yes
Memory
Memory Card Slot - - - Yes
Messaging
Email Client n/a - n/a n/a
Music
Stereo Speakers - - Yes -
Photo & Video
Miracast - - Yes -
TV Output - - Yes -
Power
Fast Charging Yes - Yes -
Productivity
Alarm n/a Yes n/a n/a
Calculator n/a Yes n/a n/a
Calendar n/a Yes n/a n/a
To-Do List n/a Yes n/a n/a
Voice Memo n/a Yes n/a n/a
Software
Games n/a Yes n/a n/a
Java (J2ME) n/a Yes n/a n/a
Voice
HD Voice - - Yes -
Headset Jack (2.5 mm) n/a Yes n/a n/a
Speaker Phone Yes - Yes Yes
  Essential Phone Samsung SPH-A660 / VI660 Microsoft Surface Duo 2 Palm Treo 600 (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Essential Phone Samsung SPH-A660 / VI660 Microsoft Surface Duo 2 Palm Treo 600 (CDMA)

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