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Phone Ericsson T66 Palm Treo Pro (GSM) ZTE ZMAX Pro Coolpad Conjr HTC Droid Eris
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 6" diag.
16 : 9
5" diag.
16 : 9
3.2" diag.
5 : 3
Display Resolution & Type ? 320 x 320 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~367 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~294 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz 60 Hz
Battery ? 1,500 mAh 3,400 mAh 2,500 mAh 1,300 mAh
Processor ? 400 MHz MSM7201 1.5 GHz Qualcomm Snapdragon 617 (MSM8952) 1 GHz MediaTek MT6735 528 MHz MSM7600
RAM ? ? 2 GB 3 GB ?
Storage ? raw hardware ? raw hardware 32 GB 16 GB ? raw hardware
Main Camera - 2 megapixel 13 megapixel 13 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? 1080p HD 1080p HD CIF (352 x 288)
Front Camera - - 5 megapixel 8 megapixel -
Weight 2.08 oz
(59g)
4.69 oz
(133g)
6.17 oz
(175g)
5.14 oz
(146g)
4.43 oz
(126g)
Dimensions 3.62" x 1.61" x 0.69"
(92 x 41 x 17.5 mm)
4.49" x 2.36" x 0.53"
(114 x 60 x 13.5 mm)
6.5" x 3.3" x 0.35"
(165 x 84 x 8.9 mm)
5.72" x 2.86" x 0.35"
(145 x 73 x 8.8 mm)
4.45" x 2.19" x 0.52"
(113 x 55 x 13.2 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS (proprietary) Windows Mobile Professional Android Android Android
Network Bands

GSM: 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 7, 12

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

Data Technology - HSDPA 3.6 LTE (Cat 4) LTE (Cat 4) EVDO rA
Features 
Fingerprint Reader - - Yes Yes
stand-alone
-
Flashlight - - Yes Yes -
GPS / Location - n/a n/a n/a n/a
Accessibility
Adjustable Text Size - n/a n/a n/a n/a
Hearing Aid Compatible - - Yes
M4, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages Yes n/a n/a n/a n/a
TTY/TDD (Digital) - - Yes Yes Yes
Alerts
Ringer Profiles Yes - - - -
Connectivity
Bluetooth - Yes Yes Yes Yes
Mobile Hotspot - n/a n/a n/a n/a
USB - Yes
Micro-USB
Yes
USB Type C
Yes
Micro-USB
Yes
Mini-USB
Wi-Fi - Yes
802.11 b,g
Yes
4 (802.11 b,g,n)
Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Contacts
Picture ID - n/a n/a n/a n/a
Ringer ID - n/a n/a n/a n/a
Voice Dialing - n/a n/a n/a n/a
Customization
Custom Graphics Yes n/a n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a n/a
Real-Music Ringers - n/a n/a n/a n/a
Data & Network
Data Tethering - n/a n/a n/a n/a
Dual-SIM - - - Yes -
WAP / Web Browser Yes n/a n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Stylus - Yes - - -
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes
Resistive
Yes
Capacitive
Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - Yes Yes Yes Yes
Messaging
Email Client - n/a n/a n/a n/a
EMS / Picture Messaging Yes n/a n/a n/a n/a
Instant Messaging - n/a n/a n/a n/a
MMS - n/a n/a n/a n/a
Text Messaging Templates Yes n/a n/a n/a n/a
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player - n/a n/a n/a n/a
Photo & Video
Miracast - - Yes - -
Productivity
Alarm Yes n/a n/a n/a n/a
Calculator Yes n/a n/a n/a n/a
Calendar Yes n/a n/a n/a n/a
To-Do List Yes n/a n/a n/a n/a
Voice Memo - n/a n/a n/a n/a
Software
Games Yes n/a n/a n/a n/a
Voice
HD Voice - - Yes - -
Speaker Phone - Yes Yes Yes Yes
  Ericsson T66 Palm Treo Pro (GSM) ZTE ZMAX Pro Coolpad Conjr HTC Droid Eris
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson T66 Palm Treo Pro (GSM) ZTE ZMAX Pro Coolpad Conjr HTC Droid Eris

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