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Phone Samsung Galaxy A51 (4G) Samsung SCH-A990 Motorola RAZR V3m BlackBerry 8830 Samsung Gravity TXT
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.5" diag.
20 : 9
? ? ? 2.4" diag.
4 : 3
Display Resolution & Type 1080 x 2400 pixels
(~405 ppi)
AMOLED
240 x 320 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh 60 Hz ? ? ? ?
Battery 4,000 mAh 1,000 mAh 780 mAh 1,400 mAh 1,000 mAh
Processor 2.3 GHz Samsung Exynos 9611 ? ? ? ?
RAM 4 GB ? ? ? ?
Storage 128 GB ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 48 megapixel 3 megapixel 1 megapixel - 2 megapixel
Wide Camera 12 megapixel - - - -
Tele Camera - - - - -
Video Capture 4K UHD ? ? - QVGA (320 x 240)
Front Camera 32 megapixel - - - -
Weight 6.07 oz
(172g)
4.4 oz
(125g)
3.49 oz
(99g)
4.6 oz
(130g)
3.95 oz
(112g)
Dimensions 6.24" x 2.89" x 0.31"
(158 x 73 x 7.9 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
3.9" x 2.1" x 0.57"
(99 x 53 x 14.5 mm)
4.49" x 2.6" x 0.55"
(114 x 66 x 14 mm)
4.41" x 2.09" x 0.55"
(112 x 53 x 14 mm)
Form Factor Slab Clamshell Clamshell Slab Slide
Platform / OS Android (proprietary) (proprietary) BlackBerry OS (proprietary)
Network Bands

4G LTE: 2, 3, 4, 5, 7, 12, 13, 14, 20, 25, 26, 28, 30, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

GSM: 900, 1800

*

WCDMA: 2, 4

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 12) EVDO r0 EVDO r0 EVDO r0 HSPA 7.2
Features 
Fingerprint Reader Yes
in-display (optical)
- - - -
Flashlight Yes Yes - - -
GPS / Location n/a Yes Yes n/a Yes
Accessibility
Adjustable Text Size n/a - - n/a -
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
Yes
M3 (mostly compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display - Yes Yes - -
Ringer Profiles - - - Yes Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
MirrorLink Yes - - - -
NFC Yes - - - -
USB Yes
USB Type C
Yes Yes
Mini-USB
Yes Yes
Micro-USB
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - - -
Contacts
Picture ID n/a Yes Yes n/a Yes
Ringer ID n/a Yes Yes n/a Yes
Voice Dialing n/a Yes Yes n/a Yes
Customization
Custom Graphics n/a Yes Yes n/a Yes
Custom Ringtones n/a Yes Yes n/a Yes
Real-Music Ringers n/a Yes Yes n/a Yes
Data & Network
Data Tethering n/a Yes Yes n/a -
WAP / Web Browser n/a Yes Yes n/a Yes
Input
Predictive Text Entry n/a Yes Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes Yes
Touch Screen Yes
Capacitive
- - - -
Memory
Memory Card Slot Yes Yes Yes Yes Yes
Messaging
Email Client n/a - - n/a Yes
EMS / Picture Messaging n/a Yes Yes n/a -
Instant Messaging n/a - Yes * n/a Yes
MMS n/a Yes Yes n/a Yes
Text Messaging Templates n/a Yes Yes * n/a Yes
Music
Headphone Jack (3.5mm) Yes - - - Yes
Music Player n/a Yes Yes n/a Yes
Stereo Speakers - Yes - - -
Photo & Video
TV Output - Yes - - -
Power
Fast Charging Yes - - - -
Productivity
Alarm n/a Yes Yes n/a Yes
Calculator n/a Yes Yes n/a Yes
Calendar n/a Yes Yes n/a Yes
To-Do List n/a - - n/a -
Voice Memo n/a Yes Yes n/a Yes
Software
BREW n/a Yes Yes n/a -
Games n/a Yes Yes n/a Yes
Java (J2ME) n/a - - n/a Yes
Voice
HD Voice Yes - - - -
Headset Jack (2.5 mm) n/a - - n/a -
Push-To-Talk - - - Yes * -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Samsung Galaxy A51 (4G) Samsung SCH-A990 Motorola RAZR V3m BlackBerry 8830 Samsung Gravity TXT
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy A51 (4G) Samsung SCH-A990 Motorola RAZR V3m BlackBerry 8830 Samsung Gravity TXT

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