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Phone BlackBerry 7750 Nokia Lumia 521 / 520 Motorola Q Boost Celero5G (2021)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 4" diag.
5 : 3
? 6.5" diag.
20 : 9
Display Resolution & Type 240 x 240 pixels
LCD (Color)
480 x 800 pixels
(~233 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
720 x 1600 pixels
(~269 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery ? 1,430 mAh 1,130 mAh 4,000 mAh
Processor ? 1 GHz Qualcomm Snapdragon S4 MSM8270 ? MediaTek Dimensity 700 (MT6833)
RAM ? 512 MB ? 4 GB
Storage ? raw hardware 8 GB ? raw hardware 64 GB
Main Camera - 5 megapixel 1 megapixel 16 megapixel
Wide Camera - - - 5 megapixel
Tele Camera - - - -
Video Capture - 720p HD ? 1080p HD
Front Camera - - - 8 megapixel
Weight 5.01 oz
(142g)
4.39 oz
(124g)
4.06 oz
(115g)
7.16 oz
(203g)
Dimensions 4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.72" x 2.52" x 0.39"
(120 x 64 x 9.9 mm)
4.57" x 2.52" x 0.47"
(116 x 64 x 11.9 mm)
6.56" x 3.01" x 0.34"
(167 x 76 x 8.7 mm)
Platform / OS BlackBerry OS Windows Windows Mobile Standard Android
Network Bands

CDMA: 850, 1900

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

5G: 2, 5, 25, 41, 66, 70, 71

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

*

Data Technology 1xRTT HSPA+ 21 EVDO r0 NR (5G)
Features 
Barometer - - - Yes
Fingerprint Reader - - - Yes
stand-alone
Flashlight - - - Yes
Accessibility
Hearing Aid Compatible - Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Ringer Profiles Yes - Yes -
Connectivity
Bluetooth - Yes Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - Yes -
USB Yes Yes Yes
Mini-USB
Yes
USB Type C
Wi-Fi - Yes - Yes
5 (802.11 a,ac,b,g,n)
Input
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes -
Touch Screen - Yes - Yes
Memory
Memory Card Slot - Yes Yes Yes
Music
Headphone Jack (3.5mm) - Yes - Yes
Power
Fast Charging - - - Yes
Voice
HD Voice - - - Yes
Speaker Phone - Yes Yes Yes
  BlackBerry 7750 Nokia Lumia 521 / 520 Motorola Q Boost Celero5G (2021)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry 7750 Nokia Lumia 521 / 520 Motorola Q Boost Celero5G (2021)

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