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Phone Samsung SCH-A310 Samsung SCH-U430 Motorola razr (2023) BlackBerry 7750 Microsoft Lumia 950 XL
Current U.S. Carriers (none) (none) AT&T
Boost
Cricket
US Cellular
Xfinity Mobile
(none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 6.9" diag.
22 : 9
? 5.7" diag.
16 : 9
Display Resolution & Type 128 x 128 pixels
LCD (Grayscale)
128 x 160 pixels
LCD (TFT/TFD)
1080 x 2640 pixels
(~413 ppi)
AMOLED
240 x 240 pixels
LCD (Color)
1440 x 2560 pixels
(~515 ppi)
AMOLED
Display Refresh ? ? 144 Hz ? ?
Battery ? 1,000 mAh 4,200 mAh ? 3,340 mAh
Processor ? ? 2.5 GHz Snapdragon 7 Gen 1 ? 2 GHz Qualcomm Snapdragon 810 (MSM8994)
RAM ? ? 8 GB ? 3 GB
Storage ? raw hardware ? raw hardware 128 GB ? raw hardware 32 GB
Main Camera - Yes 64 megapixel - 20 megapixel
Wide Camera - - 13 megapixel - -
Tele Camera - - - - -
Video Capture - - 4K UHD - 4K UHD
Front Camera - - 32 megapixel - 5 megapixel
Weight 3.2 oz
(91g)
3.21 oz
(91g)
6.65 oz
(189g)
5.01 oz
(142g)
5.82 oz
(165g)
Dimensions 3.43" x 1.89" x 0.87"
(87 x 48 x 22.1 mm)
3.67" x 1.85" x 0.78"
(93 x 47 x 19.8 mm)
3.47" x 2.91" x 0.62"
(88 x 74 x 15.8 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
5.98" x 3.09" x 0.32"
(152 x 78 x 8.1 mm)
Form Factor Clamshell Clamshell Foldable Slab Slab
Platform / OS (proprietary) (proprietary) Android BlackBerry OS Windows
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

5G: 1, 2, 3, 5, 7, 12, 14, 20, 25, 26, 28, 29, 30, 41, 48, 66, 70, 71, 77-A, 77-C, 78

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

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 40

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT 1xRTT NR (5G) 1xRTT LTE (Cat 6)
Features 
Barometer - - Yes - -
Fingerprint Reader - - Yes
stand-alone
- -
Flashlight - - Yes - Yes
GPS / Location Yes Yes n/a n/a n/a
Water-Resistant - - Yes
IPX2 (drip)
- -
Accessibility
Adjustable Text Size - Yes n/a n/a n/a
Hearing Aid Compatible - Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
- Yes
M3, T4 (very tele-coil compatible)
Multiple Languages Yes Yes n/a n/a n/a
TTY/TDD (Digital) - Yes - Yes Yes
Alerts
Extra Display Yes Yes Yes - -
Ringer Profiles - - - Yes -
Connectivity
Bluetooth - Yes Yes - Yes
Mobile Hotspot - - n/a n/a n/a
NFC - - Yes - Yes
USB Yes - Yes
USB Type C
Yes Yes
USB Type C
Wi-Fi - - Yes
6E (802.11 a,ac,ax,b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID - Yes n/a n/a n/a
Ringer ID - Yes n/a n/a n/a
Voice Dialing Yes Yes n/a n/a n/a
Customization
Changeable Body Plates Yes - - - -
Custom Graphics - Yes n/a n/a n/a
Custom Ringtones - Yes n/a n/a n/a
Real-Music Ringers - - n/a n/a n/a
Data & Network
Data Tethering Yes - n/a n/a n/a
Dual-SIM - - Yes - -
WAP / Web Browser Yes Yes n/a n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - - - Yes -
Touch Screen - - Yes
Capacitive
- Yes
Capacitive
Memory
Memory Card Slot - - - - Yes
Messaging
Email Client - Yes n/a n/a n/a
EMS / Picture Messaging - Yes n/a n/a n/a
Instant Messaging - Yes n/a n/a n/a
MMS - Yes n/a n/a n/a
Text Messaging Templates - Yes n/a n/a n/a
Music
FM Radio - - - - Yes
Headphone Jack (3.5mm) - - - - Yes
Music Player - - n/a n/a n/a
Stereo Speakers - - Yes - -
Photo & Video
DLNA - - - - Yes
Miracast - - Yes - Yes
TV Output - - - - Yes
Power
Fast Charging - - Yes - Yes
Wireless Charging - - Yes - Yes
Productivity
Alarm - Yes n/a n/a n/a
Calculator - Yes n/a n/a n/a
Calendar Yes Yes n/a n/a n/a
To-Do List - - n/a n/a n/a
Voice Memo Yes Yes n/a n/a n/a
Software
BREW - Yes n/a n/a n/a
Games Yes Yes n/a n/a n/a
Java (J2ME) - - n/a n/a n/a
Voice
HD Voice - - Yes - Yes
Headset Jack (2.5 mm) Yes Yes n/a n/a n/a
Speaker Phone - Yes Yes - Yes
  Samsung SCH-A310 Samsung SCH-U430 Motorola razr (2023) BlackBerry 7750 Microsoft Lumia 950 XL
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A310 Samsung SCH-U430 Motorola razr (2023) BlackBerry 7750 Microsoft Lumia 950 XL

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