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Phone Samsung Galaxy S21 Samsung SCH-U430 Samsung SGH-D900 / Black Carbon Huawei M750 ZTE Aspect
Current U.S. Carriers Verizon (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 6.2" diag.
20 : 9
? ? 2.8" diag.
4 : 3
2.4" diag.
4 : 3
Display Resolution & Type 1080 x 2400 pixels
(~424 ppi)
AMOLED
128 x 160 pixels
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~143 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh 120 Hz ? ? ? ?
Battery 4,000 mAh 1,000 mAh 800 mAh 1,150 mAh 1,000 mAh
Processor 2.8 GHz Qualcomm Snapdragon 888 ? ? ? 230 MHz Qualcomm QSC6270
RAM 8 GB ? ? ? 128 MB
Storage 128 GB * ? raw hardware ? raw hardware ? raw hardware 256 MB
Main Camera 12 megapixel Yes 3 megapixel 1 megapixel 2 megapixel
Wide Camera 12 megapixel - - - -
Tele Camera 64 megapixel - - - -
Video Capture 8K - ? - QVGA (320 x 240)
Front Camera 10 megapixel - - - -
Weight 6.03 oz
(171g)
3.21 oz
(91g)
3.28 oz
(93g)
3.92 oz
(111g)
3.7 oz
(105g)
Dimensions 5.97" x 2.8" x 0.31"
(152 x 71 x 7.9 mm)
3.67" x 1.85" x 0.78"
(93 x 47 x 19.8 mm)
4.07" x 2.01" x 0.51"
(103 x 51 x 13 mm)
4.21" x 2.25" x 0.59"
(107 x 57 x 14.9 mm)
4.55" x 2.4" x 0.45"
(116 x 61 x 11.4 mm)
Form Factor Slab Clamshell Slide Slab Slab
Platform / OS Android (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

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

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

WCDMA: 2, 4

GSM: 850, 900, 1800, 1900

Data Technology NR (5G) 1xRTT EDGE 1xRTT WCDMA (UMTS)
Features 
Barometer Yes - - - -
Fingerprint Reader Yes
in-display (ultrasonic)
- - - -
Flashlight Yes - - - -
GPS / Location n/a Yes - Yes Yes
Water-Resistant Yes
IPX8 (SCUBA)
- - - -
Accessibility
Adjustable Text Size n/a Yes - - -
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages n/a Yes Yes - Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display - Yes - - -
Ringer Profiles - - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes Yes
NFC Yes - - - -
USB Yes
USB Type C
- Yes Yes Yes
Micro-USB
Wi-Fi Yes
6 (802.11 a,ac,ax,b,g,n)
- - - -
Contacts
Picture ID n/a Yes Yes Yes Yes
Ringer ID n/a Yes Yes Yes Yes
Voice Dialing n/a Yes - - -
Customization
Custom Graphics n/a Yes Yes Yes Yes
Custom Ringtones n/a Yes Yes Yes Yes
Real-Music Ringers n/a - Yes - Yes
Data & Network
Data Tethering n/a - Yes - -
WAP / Web Browser n/a Yes Yes Yes Yes
Input
Predictive Text Entry n/a Yes Yes - Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - - - Yes -
Text Keyboard, Hardware - - - - Yes
Touch Screen Yes - - Yes -
Memory
Memory Card Slot - - Yes Yes Yes
Messaging
Email Client n/a Yes Yes Yes Yes
EMS / Picture Messaging n/a Yes Yes - -
Instant Messaging n/a Yes - Yes -
MMS n/a Yes Yes Yes Yes
Text Messaging Templates n/a Yes Yes Yes Yes
Music
Headphone Jack (3.5mm) - - - Yes Yes
Music Player n/a - Yes Yes Yes
Stereo Speakers Yes - - - -
Photo & Video
TV Output Yes - Yes - -
Power
Fast Charging Yes - - - -
Wireless Charging Yes - - - -
Productivity
Alarm n/a Yes Yes Yes Yes
Calculator n/a Yes Yes Yes Yes
Calendar n/a Yes Yes Yes Yes
To-Do List n/a - Yes - -
Voice Memo n/a Yes Yes Yes Yes
Software
BREW n/a Yes - Yes -
Games n/a Yes Yes Yes Yes
Java (J2ME) n/a - Yes - Yes
Voice
HD Voice Yes - - - -
Headset Jack (2.5 mm) n/a Yes - - -
Speaker Phone Yes Yes Yes Yes Yes
  Samsung Galaxy S21 Samsung SCH-U430 Samsung SGH-D900 / Black Carbon Huawei M750 ZTE Aspect
  X > < X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy S21 Samsung SCH-U430 Samsung SGH-D900 / Black Carbon Huawei M750 ZTE Aspect

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