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Phone Samsung Galaxy Attain 4G Motorola Defy (2010) BlackBerry Curve 3G 9330 AT&T Maestro 3
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 3.5" diag.
5 : 3
3.6" diag.
16 : 9
2.5" diag.
4 : 3
6.5" diag.
20 : 9
Display Resolution & Type 320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~272 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz 60 Hz ? 60 Hz
Battery 1,650 mAh 1,540 mAh 1,150 mAh 3,900 mAh
Processor ? 800 MHz TI OMAP3610 ? 2 GHz MediaTek Helio A22 (MT6761)
RAM 512 MB ? ? 3 GB
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB
Main Camera 3 megapixel 5 megapixel 2 megapixel 13 megapixel
Wide Camera - - - 5 megapixel
Tele Camera - - - -
Video Capture WVGA / 480p ? ? 1080p HD
Front Camera 1 megapixel - - 5 megapixel
Weight 4.2 oz
(119g)
4.16 oz
(118g)
3.7 oz
(105g)
6.24 oz
(177g)
Dimensions 4.57" x 2.38" x 0.46"
(116 x 60 x 11.7 mm)
4.21" x 2.32" x 0.53"
(107 x 59 x 13.4 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
6.58" x 3.03" x 0.33"
(167 x 77 x 8.4 mm)
Platform / OS Android Android BlackBerry OS Android
Network Bands

4G LTE: 2, 4

CDMA: 850, 1700, 1900

WCDMA: 1, 4, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 2, 4, 5, 12, 14, 30

Data Technology LTE (Cat 3) HSPA 7.2 EVDO r0 LTE (Cat 4)
Features 
Barometer - - - Yes
Fingerprint Reader - - - Yes
stand-alone
Flashlight - - - Yes
Ruggedized - Yes - -
Accessibility
Hearing Aid Compatible Yes - Yes Yes
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
USB Yes
Micro-USB
Yes
Micro-USB
Yes
Micro-USB
Yes
USB Type C
Wi-Fi Yes Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - - Yes -
Touch Screen Yes Yes - Yes
Memory
Memory Card Slot Yes Yes Yes Yes
Music
FM Radio - Yes - -
Headphone Jack (3.5mm) Yes Yes Yes Yes
Photo & Video
DLNA Yes Yes - -
Voice
HD Voice - - - Yes
Speaker Phone Yes Yes Yes Yes
  Samsung Galaxy Attain 4G Motorola Defy (2010) BlackBerry Curve 3G 9330 AT&T Maestro 3
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy Attain 4G Motorola Defy (2010) BlackBerry Curve 3G 9330 AT&T Maestro 3

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