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Phone Siemens CF75 BlackBerry 7750 TCL 20 SE Samsung Heat HTC Droid Eris
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Not yet released Released Released Released Released
Specifications 
Display Size ? ? 6.8" diag.
20.5 : 9
? 3.2" diag.
5 : 3
Display Resolution & Type 128 x 160 pixels
LCD (STN)
240 x 240 pixels
LCD (Color)
720 x 1640 pixels
(~263 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
320 x 480 pixels
(~180 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? 60 Hz
Battery 600 mAh ? 5,000 mAh 800 mAh 1,300 mAh
Processor ? ? 1.6 GHz Qualcomm Snapdragon 460 ? 528 MHz MSM7600
RAM ? ? 4 GB ? ?
Storage ? raw hardware ? raw hardware 128 GB ? raw hardware ? raw hardware
Main Camera Yes - 48 megapixel 1 megapixel 5 megapixel
Wide Camera - - 5 megapixel - -
Tele Camera - - - - -
Video Capture - - 1080p HD ? CIF (352 x 288)
Front Camera - - 13 megapixel - -
Weight 3.17 oz
(90g)
5.01 oz
(142g)
7.31 oz
(207g)
3.17 oz
(90g)
4.43 oz
(126g)
Dimensions 3.43" x 1.73" x 1.26"
(87 x 44 x 32 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
6.78" x 3.04" x 0.35"
(172 x 77 x 8.9 mm)
3.6" x 1.8" x 0.6"
(91 x 46 x 15.2 mm)
4.45" x 2.19" x 0.52"
(113 x 55 x 13.2 mm)
Form Factor Clamshell Slab Slab Slide Slab
Platform / OS (proprietary) BlackBerry OS Android (proprietary) Android
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 26, 28, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology EDGE 1xRTT LTE (Cat 4) EVDO r0 EVDO rA
Features 
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - -
GPS / Location - n/a n/a Yes n/a
Accessibility
Adjustable Text Size - n/a n/a Yes n/a
Hearing Aid Compatible - - Yes Yes Yes
Multiple Languages Yes n/a n/a Yes n/a
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth - - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) Yes - - - -
USB Yes Yes Yes
USB Type C
Yes Yes
Mini-USB
Wi-Fi - - Yes
4 (802.11 b,g,n)
- Yes
802.11 b,g
Contacts
Picture ID - n/a n/a Yes n/a
Ringer ID - n/a n/a Yes n/a
Voice Dialing - n/a n/a - n/a
Customization
Custom Graphics Yes n/a n/a Yes n/a
Custom Ringtones Yes n/a n/a Yes n/a
Real-Music Ringers - n/a n/a Yes n/a
Data & Network
Data Tethering Yes n/a n/a - n/a
WAP / Web Browser Yes n/a n/a Yes n/a
Input
Predictive Text Entry Yes n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - - Yes - Yes
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client Yes 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 Yes n/a
Text Messaging Templates Yes n/a n/a Yes n/a
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - - Yes - Yes
Music Player - n/a n/a Yes n/a
Productivity
Alarm Yes n/a n/a Yes n/a
Calculator Yes n/a n/a Yes n/a
Calendar Yes n/a n/a Yes n/a
To-Do List Yes n/a n/a Yes n/a
Voice Memo Yes n/a n/a Yes n/a
Software
Games Yes n/a n/a Yes n/a
Java (J2ME) Yes n/a n/a - n/a
Voice
HD Voice - - Yes - -
Headset Jack (2.5 mm) - n/a n/a - n/a
Push-To-Talk Yes - - - -
Speaker Phone Yes - Yes Yes Yes
  Siemens CF75 BlackBerry 7750 TCL 20 SE Samsung Heat HTC Droid Eris
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Siemens CF75 BlackBerry 7750 TCL 20 SE Samsung Heat HTC Droid Eris

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