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Phone BlackBerry 7750 Samsung Messager III / R570 HTC EVO Design 4G / Hero S (CDMA) Motorola i580 LG AX-275
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.4" diag.
4 : 3
4" diag.
16 : 9
? ?
Display Resolution & Type 240 x 240 pixels
LCD (Color)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
540 x 960 pixels
(~275 ppi)
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
128 x 128 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery ? 1,140 mAh 1,520 mAh ? 850 mAh
Processor ? ? 1.2 GHz Qualcomm Snapdragon S2 MSM8655 ? ?
RAM ? ? 768 MB ? ?
Storage ? raw hardware ? raw hardware 4 GB ? raw hardware ? raw hardware
Main Camera - 1 megapixel 5 megapixel 1 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 720p HD ? -
Front Camera - - 1 megapixel - -
Weight 5.01 oz
(142g)
3.7 oz
(105g)
5.22 oz
(148g)
4.9 oz
(139g)
2.82 oz
(80g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.59" x 2.11" x 0.59"
(117 x 53 x 15 mm)
4.78" x 2.44" x 0.46"
(122 x 62 x 11.8 mm)
3.68" x 2.2" x 1.2"
(93 x 56 x 30.5 mm)
3.58" x 1.81" x 0.78"
(91 x 46 x 19.8 mm)
Form Factor Slab Slide Slab Clamshell Clamshell
Platform / OS BlackBerry OS (proprietary) Android (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1700, 1900

4G WiMAX: 41

WCDMA: 1, 8

CDMA: 800, 850, 1900

GSM: 850, 1900

*

iDEN: 800

CDMA: 850, 1900

AMPS: 850

Data Technology 1xRTT 1xRTT WiMAX WiDEN 1xRTT
Features 
Flashlight - - Yes - -
GPS / Location n/a Yes n/a Yes Yes
Ruggedized - - - Yes -
Accessibility
Hearing Aid Compatible - Yes Yes Yes Yes
Multiple Languages n/a Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - - - Yes Yes
Ringer Profiles Yes - - Yes -
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
-
Mobile Hotspot n/a - n/a - -
USB Yes Yes Yes
Micro-USB
- -
Wi-Fi - - Yes
4 (802.11 b,g,n)
- -
Contacts
Picture ID n/a Yes n/a Yes Yes
Ringer ID n/a Yes n/a Yes Yes
Voice Dialing n/a Yes n/a Yes Yes
Customization
Custom Graphics n/a Yes n/a Yes Yes
Custom Ringtones n/a Yes n/a Yes Yes
Real-Music Ringers n/a Yes n/a - Yes
Data & Network
Data Tethering n/a - n/a Yes -
WAP / Web Browser n/a Yes n/a Yes Yes
Input
Predictive Text Entry n/a Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes Yes - - -
Touch Screen - - Yes - -
Memory
Memory Card Slot - Yes Yes Yes -
Messaging
Email Client n/a - n/a - -
Instant Messaging n/a - n/a - -
MMS n/a Yes n/a Yes Yes
Text Messaging Templates n/a Yes n/a Yes Yes
Music
FM Radio - - Yes - -
Headphone Jack (3.5mm) - Yes Yes - -
Music Player n/a Yes n/a Yes * -
Photo & Video
DLNA - - Yes - -
Productivity
Alarm n/a Yes n/a - Yes
Calculator n/a Yes n/a Yes * Yes
Calendar n/a Yes n/a Yes Yes
To-Do List n/a - n/a - -
Voice Memo n/a Yes n/a Yes Yes
Software
BREW n/a Yes n/a - Yes
Games n/a Yes n/a Yes Yes
Java (J2ME) n/a - n/a Yes -
Voice
Headset Jack (2.5 mm) n/a - n/a Yes Yes
Push-To-Talk - - - Yes -
Speaker Phone - Yes Yes Yes Yes
  * Some versions only
  BlackBerry 7750 Samsung Messager III / R570 HTC EVO Design 4G / Hero S (CDMA) Motorola i580 LG AX-275
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 Samsung Messager III / R570 HTC EVO Design 4G / Hero S (CDMA) Motorola i580 LG AX-275

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