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Phone BlackBerry 7750 Motorola Rival A455 Kyocera 3225 Motorola Moto z4 Nokia Lumia 635 (CDMA)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 2.2" diag.
4 : 3
? 6.4" diag.
19.5 : 9
4.5" diag.
16 : 9
Display Resolution & Type 240 x 240 pixels
LCD (Color)
176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
?
LCD (Grayscale)
1080 x 2340 pixels
(~403 ppi)
AMOLED
480 x 854 pixels
(~218 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz ?
Battery ? 940 mAh ? 3,600 mAh 1,830 mAh
Processor ? ? ? 2 GHz Qualcomm Snapdragon 675 1.2 GHz Qualcomm Snapdragon 400 (MSM8926)
RAM ? ? ? 4 GB 512 MB
Storage ? raw hardware ? raw hardware ? raw hardware 128 GB 8 GB
Main Camera - 2 megapixel - 48 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) - 4K UHD 720p HD
Front Camera - - - 25 megapixel -
Weight 5.01 oz
(142g)
4.48 oz
(127g)
4.23 oz
(120g)
6 oz
(170g)
4.73 oz
(134g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
3.4" x 1.97" x 1.02"
(86 x 50 x 25.9 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
5.1" x 2.63" x 0.36"
(130 x 67 x 9.1 mm)
Form Factor Slab Slide Slab Slab Slab
Platform / OS BlackBerry OS (proprietary) (proprietary) Android Windows
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 25, 26, 41

WCDMA: 1, 2, 5

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EVDO r0 1xRTT LTE (Cat 12) LTE (Cat 3)
Features 
Fingerprint Reader - - - Yes -
Flashlight - - - Yes -
GPS / Location n/a Yes Yes n/a n/a
Water-Resistant - - - Yes -
Accessibility
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages n/a Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Ringer Profiles Yes - - - -
Connectivity
Bluetooth -
Yes
Classic Audio
-
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot n/a - - n/a n/a
NFC - - - Yes -
USB Yes Yes
Micro-USB
- Yes
USB Type C
Yes
Micro-USB
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID n/a Yes - n/a n/a
Ringer ID n/a Yes - n/a n/a
Voice Dialing n/a Yes Yes n/a n/a
Customization
Custom Graphics n/a Yes Yes n/a n/a
Custom Ringtones n/a Yes Yes n/a n/a
Real-Music Ringers n/a Yes - n/a n/a
Data & Network
Data Tethering n/a Yes Yes n/a n/a
WAP / Web Browser n/a Yes Yes n/a n/a
Input
Predictive Text Entry n/a - Yes n/a n/a
Side Keys 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 Yes - n/a n/a
EMS / Picture Messaging n/a Yes Yes n/a n/a
Instant Messaging n/a Yes - n/a n/a
MMS n/a Yes - n/a n/a
Text Messaging Templates n/a Yes - n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) - Yes - Yes Yes
Music Player n/a Yes - n/a n/a
Photo & Video
DLNA - - - - Yes
Power
Fast Charging - - - Yes -
Productivity
Alarm n/a Yes Yes n/a n/a
Calculator n/a Yes Yes n/a n/a
Calendar n/a Yes Yes n/a n/a
To-Do List n/a - - n/a n/a
Voice Memo n/a Yes - n/a n/a
Software
BREW n/a Yes Yes n/a n/a
Games n/a Yes Yes n/a n/a
Java (J2ME) n/a - - n/a n/a
Voice
HD Voice - - - Yes -
Headset Jack (2.5 mm) n/a - Yes n/a n/a
Speaker Phone - Yes Yes Yes Yes
  * Some versions only
  BlackBerry 7750 Motorola Rival A455 Kyocera 3225 Motorola Moto z4 Nokia Lumia 635 (CDMA)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 Motorola Rival A455 Kyocera 3225 Motorola Moto z4 Nokia Lumia 635 (CDMA)

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