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Phone BlackBerry Classic (GSM) Samsung Galaxy S21 Nokia 2630 Samsung Slash M310
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Not yet released Released
Specifications 
Display Size 3.5" diag.
1 : 1
6.2" diag.
20 : 9
? ?
Display Resolution & Type 720 x 720 pixels
(~291 ppi)
LCD (TFT/TFD)
1080 x 2400 pixels
(~424 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? 120 Hz ? ?
Battery 2,515 mAh 4,000 mAh 700 mAh 880 mAh
Processor 1.5 GHz Qualcomm Snapdragon S4 Plus MSM8960 2.8 GHz Qualcomm Snapdragon 888 ? ?
RAM 2 GB 8 GB ? ?
Storage 16 GB 128 GB * ? raw hardware ? raw hardware
Main Camera 8 megapixel 12 megapixel Yes Yes
Wide Camera - 12 megapixel - -
Tele Camera - 64 megapixel - -
Video Capture 1080p HD 8K ? -
Front Camera 2 megapixel 10 megapixel - -
Weight 6.28 oz
(178g)
6.03 oz
(171g)
2.33 oz
(66g)
2.99 oz
(85g)
Dimensions 5.16" x 2.85" x 0.4"
(131 x 72 x 10.2 mm)
5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
4.13" x 1.77" x 0.39"
(105 x 45 x 9.9 mm)
3.82" x 1.81" x 0.66"
(97 x 46 x 16.8 mm)
Form Factor Slab Slab Slab Slide
Platform / OS BlackBerry 10 Android (proprietary) (proprietary)
Network Bands

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

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

*

5G: 2, 5, 12, 25, 30, 41, 66, 71, 77-C, 260, 261

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 850, 1900

*

CDMA: 1900

Data Technology LTE (Cat 3) NR (5G) EDGE 1xRTT
Features 
Barometer - Yes - -
Fingerprint Reader - Yes
in-display (ultrasonic)
- -
Flashlight - Yes - -
GPS / Location n/a n/a - Yes
Water-Resistant - Yes
IPX8 (SCUBA)
- -
Accessibility
Adjustable Text Size n/a n/a - -
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages n/a n/a Yes Yes
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Ringer Profiles Yes - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot n/a n/a - -
NFC Yes Yes - -
USB Yes
Micro-USB
Yes
USB Type C
- -
Wi-Fi Yes
4 (802.11 a,b,g,n)
Yes
6 (802.11 a,ac,ax,b,g,n)
- -
Contacts
Picture ID n/a n/a Yes Yes
Ringer ID n/a n/a - Yes
Voice Dialing n/a n/a - Yes
Customization
Custom Graphics n/a n/a Yes Yes
Custom Ringtones n/a n/a Yes Yes
Real-Music Ringers n/a n/a Yes Yes
Data & Network
Data Tethering n/a n/a - -
WAP / Web Browser n/a n/a Yes Yes
Input
Predictive Text Entry n/a n/a Yes Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - -
Touch Screen Yes Yes - -
Memory
Memory Card Slot Yes - - -
Messaging
Email Client n/a n/a Yes Yes
Instant Messaging n/a n/a Yes Yes
MMS n/a n/a Yes Yes
Text Messaging Templates n/a n/a Yes Yes
Music
FM Radio Yes - Yes -
Headphone Jack (3.5mm) Yes - - -
Music Player n/a n/a - -
Stereo Speakers - Yes - -
Photo & Video
DLNA Yes - - -
Miracast Yes - - -
TV Output Yes Yes - -
Power
Fast Charging - Yes - -
Wireless Charging - Yes - -
Productivity
Alarm n/a n/a Yes Yes
Calculator n/a n/a Yes Yes
Calendar n/a n/a Yes Yes
To-Do List n/a n/a Yes -
Voice Memo n/a n/a Yes Yes
Software
Games n/a n/a Yes Yes
Java (J2ME) n/a n/a Yes Yes
Voice
HD Voice - Yes - -
Headset Jack (2.5 mm) n/a n/a Yes -
Speaker Phone Yes Yes Yes Yes
  BlackBerry Classic (GSM) Samsung Galaxy S21 Nokia 2630 Samsung Slash M310
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone BlackBerry Classic (GSM) Samsung Galaxy S21 Nokia 2630 Samsung Slash M310

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