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Phone BlackBerry 7750 Samsung Galaxy Attain 4G AT&T Vista
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
5.5" diag.
18 : 9
Display Resolution & Type 240 x 240 pixels
LCD (Color)
320 x 480 pixels
(~165 ppi)
LCD (TFT/TFD)
720 x 1440 pixels
(~293 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz 60 Hz
Battery ? 1,650 mAh 2,450 mAh
Processor ? ? 2 GHz MediaTek Helio A22 (MT6761V)
RAM ? 512 MB 3 GB
Storage ? raw hardware ? raw hardware 32 GB
Main Camera - 3 megapixel 8 megapixel
Wide Camera - - -
Tele Camera - - -
Video Capture - WVGA / 480p 1080p HD
Front Camera - 1 megapixel 5 megapixel
Weight 5.01 oz
(142g)
4.2 oz
(119g)
5.51 oz
(156g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.57" x 2.38" x 0.46"
(116 x 60 x 11.7 mm)
5.88" x 2.82" x 0.35"
(149 x 72 x 8.9 mm)
Platform / OS BlackBerry OS Android Android
Network Bands

CDMA: 850, 1900

4G LTE: 2, 4

CDMA: 850, 1700, 1900

4G LTE: 2, 3, 4, 5, 7, 12, 14, 20, 30

WCDMA: 1, 2, 4, 5, 8

Data Technology 1xRTT LTE (Cat 3) LTE (Cat 4)
Features 
Flashlight - - Yes
Accessibility
Hearing Aid Compatible - Yes
M4, T3 (mostly tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
TTY/TDD (Digital) Yes Yes -
Alerts
Ringer Profiles Yes - -
Connectivity
Bluetooth - Yes Yes
USB Yes Yes
Micro-USB
Yes
USB Type C
Wi-Fi - Yes Yes
Input
Side Keys Yes Yes Yes
Text Keyboard, Hardware Yes - -
Touch Screen - Yes
Capacitive
Yes
Capacitive
Memory
Memory Card Slot - Yes Yes
Music
Headphone Jack (3.5mm) - Yes Yes
Photo & Video
DLNA - Yes -
Voice
HD Voice - - Yes
Speaker Phone - Yes Yes
  BlackBerry 7750 Samsung Galaxy Attain 4G AT&T Vista
  X > < X > < X

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

 
Phone BlackBerry 7750 Samsung Galaxy Attain 4G AT&T Vista

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