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Phone BlackBerry 7750 T-Mobile REVVL 4 BlackBerry Pearl 8110 Amazon Fire BlackBerry Storm2 9550
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6.2" diag.
19 : 9
? 4.7" diag.
16 : 9
3.3" diag.
4 : 3
Display Resolution & Type 240 x 240 pixels
LCD (Color)
720 x 1520 pixels
(~270 ppi)
LCD (TFT/TFD)
240 x 260 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
360 x 480 pixels
(~185 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? ?
Battery ? 3,500 mAh ? 2,400 mAh 1,400 mAh
Processor ? 2 GHz MediaTek Helio A22 (MT6761) ? 2.2 GHz Qualcomm Snapdragon 800 ?
RAM ? 2 GB ? 2 GB ?
Storage ? raw hardware 32 GB ? raw hardware 32 GB * ? raw hardware
Main Camera - 13 megapixel 2 megapixel 13 megapixel 3 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - 1080p HD ? 1080p HD ?
Front Camera - 5 megapixel - 2 megapixel -
Weight 5.01 oz
(142g)
5.59 oz
(158g)
3.2 oz
(91g)
5.64 oz
(160g)
5.64 oz
(160g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
6.26" x 2.99" x 0.32"
(159 x 76 x 8.1 mm)
4.2" x 1.97" x 0.55"
(107 x 50 x 14 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
4.43" x 2.45" x 0.55"
(113 x 62 x 14 mm)
Form Factor Slab Slab Slab Slab Slab
Platform / OS BlackBerry OS Android BlackBerry OS (proprietary) BlackBerry OS
Network Bands

CDMA: 850, 1900

4G LTE: 2, 4, 5, 7, 12, 25, 26, 41, 66, 71

WCDMA: 2, 4, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 1

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT LTE (Cat 6) EDGE LTE (Cat 4) EVDO rA
Features 
Fingerprint Reader - Yes
stand-alone
- - -
Flashlight - Yes - Yes -
GPS / Location n/a n/a n/a Yes n/a
Accessibility
Adjustable Text Size n/a n/a n/a - n/a
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages n/a n/a n/a Yes n/a
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
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 Yes n/a
NFC - - - Yes -
USB Yes Yes
USB Type C
Yes Yes
Micro-USB
Yes
Wi-Fi - Yes
5 (802.11 a,ac,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Yes
802.11 b,g
Contacts
Picture ID n/a n/a n/a Yes n/a
Ringer ID n/a n/a n/a Yes n/a
Voice Dialing n/a n/a n/a Yes n/a
Customization
Custom Graphics n/a n/a n/a - n/a
Custom Ringtones n/a n/a n/a Yes n/a
Real-Music Ringers n/a n/a n/a - n/a
Data & Network
Data Tethering n/a n/a n/a Yes n/a
WAP / Web Browser n/a n/a n/a Yes n/a
Input
Predictive Text Entry n/a n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes - -
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot - Yes Yes - Yes
Messaging
Email Client n/a n/a n/a Yes n/a
Instant Messaging n/a n/a n/a - n/a
MMS n/a n/a n/a Yes n/a
Text Messaging Templates n/a n/a n/a Yes n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes Yes Yes Yes
Music Player n/a n/a n/a Yes n/a
Stereo Speakers - - - Yes -
Photo & Video
Miracast - - - Yes -
TV Output - - - Yes -
Productivity
Alarm n/a n/a n/a Yes n/a
Calculator n/a n/a n/a Yes n/a
Calendar n/a n/a n/a Yes n/a
To-Do List n/a n/a n/a - n/a
Voice Memo n/a n/a n/a Yes n/a
Software
Games n/a n/a n/a Yes n/a
Java (J2ME) n/a n/a n/a - n/a
Voice
HD Voice - Yes - Yes -
Headset Jack (2.5 mm) n/a n/a n/a - n/a
Speaker Phone - Yes Yes Yes Yes
  BlackBerry 7750 T-Mobile REVVL 4 BlackBerry Pearl 8110 Amazon Fire BlackBerry Storm2 9550
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 T-Mobile REVVL 4 BlackBerry Pearl 8110 Amazon Fire BlackBerry Storm2 9550

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