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Phone BlackBerry 7750 Samsung SCH-A990 Motorola Defy XT BlackBerry Classic (CDMA) Samsung Flight II
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 3.7" diag.
16 : 9
3.5" diag.
1 : 1
2.8" diag.
5 : 3
Display Resolution & Type 240 x 240 pixels
LCD (Color)
240 x 320 pixels
LCD (TFT/TFD)
480 x 854 pixels
(~265 ppi)
LCD (TFT/TFD)
720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
240 x 400 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery ? 1,000 mAh 1,650 mAh 2,515 mAh ?
Processor ? ? ? 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 ?
RAM ? ? 512 MB 2 GB ?
Storage ? raw hardware ? raw hardware 1 GB 16 GB ? raw hardware
Main Camera - 3 megapixel 5 megapixel 8 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? WVGA / 480p 1080p HD QVGA (320 x 240)
Front Camera - - Yes 2 megapixel -
Weight 5.01 oz
(142g)
4.4 oz
(125g)
4.06 oz
(115g)
6.28 oz
(178g)
3.5 oz
(99g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.53" x 2.3" x 0.47"
(115 x 58 x 11.9 mm)
5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
4.41" x 2.11" x 0.5"
(112 x 54 x 12.7 mm)
Form Factor Slab Clamshell Slab Slab Slide
Platform / OS BlackBerry OS (proprietary) Android BlackBerry 10 (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

4G LTE: 3, 4, 13

WCDMA: 1, 2, 5, 8

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EVDO r0 EVDO rA LTE (Cat 3) HSPA 7.2
Features 
Flashlight - Yes - - -
GPS / Location n/a Yes n/a n/a Yes
Ruggedized - - Yes - -
Water-Resistant - - Yes - -
Accessibility
Adjustable Text Size n/a - n/a n/a -
Hearing Aid Compatible - Yes Yes Yes -
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles Yes - - Yes Yes
Connectivity
Bluetooth - Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot n/a - n/a n/a -
NFC - - - Yes -
USB Yes Yes Yes
Micro-USB
Yes
Micro-USB
Yes
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
4 (802.11 a,b,g,n)
-
Contacts
Picture ID n/a Yes n/a n/a Yes
Ringer ID n/a Yes n/a n/a Yes
Voice Dialing n/a Yes n/a n/a Yes
Customization
Custom Graphics n/a Yes n/a n/a Yes
Custom Ringtones n/a Yes n/a n/a Yes
Real-Music Ringers n/a Yes n/a n/a Yes
Data & Network
Data Tethering n/a Yes n/a n/a Yes
WAP / Web Browser n/a Yes n/a n/a Yes
Input
Predictive Text Entry n/a Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - Yes Yes
Touch Screen - - Yes Yes Yes
Memory
Memory Card Slot - Yes Yes Yes Yes
Messaging
Email Client n/a - n/a n/a Yes
EMS / Picture Messaging n/a Yes n/a n/a -
Instant Messaging n/a - n/a n/a Yes
MMS n/a Yes n/a n/a Yes
Text Messaging Templates n/a Yes n/a n/a Yes
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - - Yes Yes Yes
Music Player n/a Yes n/a n/a Yes
Stereo Speakers - Yes - - -
Photo & Video
DLNA - - Yes Yes -
Miracast - - - Yes -
TV Output - Yes - Yes -
Productivity
Alarm n/a Yes n/a n/a Yes
Calculator n/a Yes n/a n/a Yes
Calendar n/a Yes n/a n/a Yes
To-Do List n/a - n/a n/a Yes
Voice Memo n/a Yes n/a n/a Yes
Software
BREW n/a Yes n/a n/a -
Games n/a Yes n/a n/a Yes
Java (J2ME) n/a - n/a n/a Yes
Voice
Headset Jack (2.5 mm) n/a - n/a n/a -
Speaker Phone - Yes Yes Yes Yes
  BlackBerry 7750 Samsung SCH-A990 Motorola Defy XT BlackBerry Classic (CDMA) Samsung Flight II
  X > < X > < X > < X > < X

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

 
Phone BlackBerry 7750 Samsung SCH-A990 Motorola Defy XT BlackBerry Classic (CDMA) Samsung Flight II

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