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Phone BlackBerry Curve 3G 9330 Samsung SCH-A610 HTC G2 AT&T Maestro 3 BlackBerry Storm2 9550
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.5" diag.
4 : 3
? 3.7" diag.
5 : 3
6.5" diag.
20 : 9
3.3" diag.
4 : 3
Display Resolution & Type 320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~252 ppi)
LCD (TFT/TFD)
720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery 1,150 mAh 1,300 mAh 1,300 mAh 3,900 mAh 1,400 mAh
Processor ? ? 800 MHz Qualcomm S2 MSM7230 2 GHz MediaTek Helio A22 (MT6761) ?
RAM ? ? ? 3 GB ?
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB ? raw hardware
Main Camera 2 megapixel Yes 5 megapixel 13 megapixel 3 megapixel
Wide Camera - - - 5 megapixel -
Tele Camera - - - - -
Video Capture ? - 720p HD 1080p HD ?
Front Camera - - - 5 megapixel -
Weight 3.7 oz
(105g)
4.23 oz
(120g)
6.5 oz
(184g)
6.24 oz
(177g)
5.64 oz
(160g)
Dimensions 4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
3.5" x 1.9" x 0.9"
(89 x 48 x 22.9 mm)
4.68" x 2.37" x 0.55"
(119 x 60 x 14 mm)
6.58" x 3.03" x 0.33"
(167 x 77 x 8.4 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
Form Factor Slab Clamshell Slab Slab Slab
Platform / OS BlackBerry OS (proprietary) Android Android BlackBerry OS
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

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

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 1xRTT HSPA 14.4 LTE (Cat 4) EVDO rA
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes -
GPS / Location n/a Yes n/a n/a n/a
Accessibility
Adjustable Text Size n/a - n/a n/a n/a
Hearing Aid Compatible Yes
M4, T4 (very tele-coil compatible)
- Yes
M3 (mostly compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M3 (mostly compatible)
Multiple Languages n/a Yes n/a n/a n/a
TTY/TDD (Digital) Yes - - - Yes
Alerts
Ringer Profiles Yes - - - Yes
Connectivity
Bluetooth Yes - Yes Yes Yes
Mobile Hotspot n/a - n/a n/a n/a
USB Yes
Micro-USB
- Yes Yes
USB Type C
Yes
Wi-Fi Yes
802.11 b,g
- Yes
4 (802.11 b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Contacts
Picture ID n/a Yes n/a n/a n/a
Ringer ID n/a Yes n/a n/a n/a
Voice Dialing n/a Yes n/a n/a n/a
Customization
Custom Graphics n/a Yes n/a n/a n/a
Custom Ringtones n/a Yes n/a n/a n/a
Real-Music Ringers n/a - n/a n/a n/a
Data & Network
Data Tethering n/a Yes n/a n/a n/a
WAP / Web Browser n/a Yes n/a n/a n/a
Input
Predictive Text Entry n/a Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes - -
Touch Screen - - 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 n/a Yes n/a n/a n/a
Instant Messaging n/a - n/a n/a n/a
MMS n/a Yes n/a n/a n/a
Text Messaging Templates n/a Yes n/a n/a n/a
Music
Headphone Jack (3.5mm) Yes - Yes Yes Yes
Music Player n/a - n/a n/a n/a
Productivity
Alarm n/a Yes n/a n/a n/a
Calculator n/a Yes n/a n/a n/a
Calendar n/a Yes n/a n/a n/a
To-Do List n/a Yes n/a n/a n/a
Voice Memo n/a Yes n/a n/a n/a
Software
BREW n/a Yes n/a n/a n/a
Games n/a Yes n/a n/a n/a
Java (J2ME) n/a - n/a n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) n/a Yes n/a n/a n/a
Speaker Phone Yes - Yes Yes Yes
  BlackBerry Curve 3G 9330 Samsung SCH-A610 HTC G2 AT&T Maestro 3 BlackBerry Storm2 9550
  X > < X > < X > < X > < X

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

 
Phone BlackBerry Curve 3G 9330 Samsung SCH-A610 HTC G2 AT&T Maestro 3 BlackBerry Storm2 9550

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