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Phone Ericsson R278d HTC Touch (CDMA) / XV6900 Ericsson T28 World ZTE ZMAX Grand / Champ / Avid 916
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 2.8" diag.
4 : 3
? 5.5" diag.
16 : 9
Display Resolution & Type 101 x 40 pixels 240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
? 720 x 1280 pixels
(~267 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery ? 1,100 mAh 500 mAh 3,080 mAh
Processor ? 400 MHz Qualcomm MSM7500 ? 1.3 GHz Qualcomm Snapdragon 210 (MSM8909)
RAM ? ? ? 1.5 GB
Storage ? raw hardware ? raw hardware ? raw hardware 8 GB
Main Camera - 2 megapixel - 8 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? - 720p HD
Front Camera - - - 2 megapixel
Weight 9.28 oz
(263g)
3.99 oz
(113g)
3.14 oz
(89g)
6.16 oz
(175g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
3.97" x 2.34" x 0.55"
(101 x 59 x 14 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
6.07" x 2.99" x 0.37"
(154 x 76 x 9.4 mm)
Form Factor Slab Slab Flip Slab
Platform / OS (proprietary) Windows Mobile Professional (proprietary) Android
Network Bands

TDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

GSM: 900, 1900

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

Data Technology - EVDO rA - LTE (Cat 4)
Features 
Flashlight - - - Yes
GPS / Location - n/a - n/a
Accessibility
Adjustable Text Size - n/a - n/a
Hearing Aid Compatible - Yes - Yes
Multiple Languages Yes n/a - n/a
TTY/TDD (Digital) - Yes - Yes
Alerts
Ringer Profiles Yes - Yes -
Connectivity
Bluetooth - Yes
Classic Audio
- Yes
Classic Audio
USB - Yes - Yes
USB Type C
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Contacts
Picture ID - n/a - n/a
Ringer ID - n/a - n/a
Voice Dialing - n/a Yes n/a
Customization
Custom Graphics - n/a - n/a
Custom Ringtones Yes n/a Yes n/a
Real-Music Ringers - n/a - n/a
Data & Network
Data Tethering Yes n/a Yes n/a
External Antenna Jack - n/a - n/a
WAP / Web Browser Yes n/a - n/a
Input
Predictive Text Entry Yes n/a - n/a
Side Keys Yes Yes Yes Yes
Stylus - Yes - -
Touch Screen - Yes - Yes
Memory
Memory Card Slot - Yes - Yes
Messaging
Email Client - n/a - n/a
Instant Messaging - n/a - n/a
Text Messaging Templates - n/a - n/a
Music
Headphone Jack (3.5mm) - - - Yes
Music Player - n/a - n/a
Power
Fast Charging - - - Yes
Productivity
Alarm Yes n/a Yes n/a
Calculator - n/a Yes n/a
Calendar - n/a - n/a
To-Do List - n/a - n/a
Voice Memo - n/a - n/a
Software
Games - n/a Yes n/a
Java (J2ME) - n/a - n/a
Voice
HD Voice - - - Yes
Speaker Phone - Yes - Yes
  Ericsson R278d HTC Touch (CDMA) / XV6900 Ericsson T28 World ZTE ZMAX Grand / Champ / Avid 916
  X > < X > < X > < X

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

 
Phone Ericsson R278d HTC Touch (CDMA) / XV6900 Ericsson T28 World ZTE ZMAX Grand / Champ / Avid 916

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