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Phone BlackBerry 7750 Samsung SCH-A310 Pantech Flex Google Pixel 3a XL Samsung SGH-A717
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 4.3" diag.
16 : 9
6" diag.
18 : 9
?
Display Resolution & Type 240 x 240 pixels
LCD (Color)
128 x 128 pixels
LCD (Grayscale)
540 x 960 pixels
(~256 ppi)
AMOLED
1080 x 2160 pixels
(~402 ppi)
AMOLED
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz 60 Hz ?
Battery ? ? 1,830 mAh 3,700 mAh ?
Processor ? ? 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 2 GHz Qualcomm Snapdragon 670 ?
RAM ? ? 1 GB 4 GB ?
Storage ? raw hardware ? raw hardware 8 GB 64 GB ? raw hardware
Main Camera - - 8 megapixel 12 megapixel 2 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - 1080p HD 4K UHD QCIF (176 x 144)
Front Camera - - 2 megapixel 8 megapixel -
Weight 5.01 oz
(142g)
3.2 oz
(91g)
4.66 oz
(132g)
5.89 oz
(167g)
3.31 oz
(94g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.43" x 1.89" x 0.87"
(87 x 48 x 22.1 mm)
5.11" x 2.63" x 0.31"
(130 x 67 x 7.9 mm)
6.3" x 3" x 0.3"
(160 x 76 x 7.6 mm)
4.07" x 2.15" x 0.55"
(103 x 55 x 14 mm)
Form Factor Slab Clamshell Slab Slab Clamshell
Platform / OS BlackBerry OS (proprietary) Android Android (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 20, 25, 26, 28, 29, 30, 38, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT 1xRTT LTE (Cat 3) LTE (Cat 11) HSDPA 1.8
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
-
Flashlight - - - Yes -
GPS / Location n/a Yes n/a n/a -
Accessibility
Hearing Aid Compatible - - Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Multiple Languages n/a Yes n/a n/a Yes
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display - Yes - - Yes
Ringer Profiles Yes - - - Yes
Connectivity
Bluetooth - - Yes Yes Yes
Mobile Hotspot n/a - n/a n/a -
NFC - - - Yes -
USB Yes Yes Yes
Micro-USB
Yes
USB Type C
Yes
Wi-Fi - - Yes Yes
5 (802.11 a,ac,b,g,n)
-
Contacts
Picture ID n/a - n/a n/a Yes
Ringer ID n/a - n/a n/a Yes
Voice Dialing n/a Yes n/a n/a -
Customization
Changeable Body Plates - Yes - - -
Custom Graphics n/a - n/a n/a Yes
Custom Ringtones n/a - n/a n/a Yes
Real-Music Ringers n/a - 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 - - - -
Touch Screen - - Yes
Capacitive
Yes
Capacitive
-
Memory
Memory Card Slot - - Yes - Yes
Messaging
Email Client n/a - n/a n/a Yes
Instant Messaging n/a - n/a n/a Yes
MMS n/a - n/a n/a Yes
Text Messaging Templates n/a - n/a n/a Yes
Music
Headphone Jack (3.5mm) - - Yes Yes -
Music Player n/a - n/a n/a Yes
Stereo Speakers - - - Yes -
Photo & Video
DLNA - - Yes - -
Power
Fast Charging - - - Yes -
Productivity
Alarm n/a - n/a n/a Yes
Calculator n/a - 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
Games n/a Yes n/a n/a Yes
Java (J2ME) n/a - n/a n/a Yes
Voice
Call Screening - - - Yes -
HD Voice - - - Yes -
Headset Jack (2.5 mm) n/a Yes n/a n/a -
Speaker Phone - - Yes Yes Yes
  BlackBerry 7750 Samsung SCH-A310 Pantech Flex Google Pixel 3a XL Samsung SGH-A717
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Phone BlackBerry 7750 Samsung SCH-A310 Pantech Flex Google Pixel 3a XL Samsung SGH-A717

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