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Phone Samsung Galaxy A21 Samsung SGH-E400 Ericsson R278d Motorola RAZR V3m OnePlus 9
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Not yet released Released Released Released
Specifications 
Display Size 6.5" diag.
20 : 9
? ? ? 6.6" diag.
20 : 9
Display Resolution & Type 720 x 1600 pixels
(~270 ppi)
LCD (TFT/TFD)
128 x 144 pixels
LCD (TFT/TFD)
101 x 40 pixels 176 x 220 pixels
LCD (TFT/TFD)
1080 x 2400 pixels
(~402 ppi)
AMOLED
Display Refresh 60 Hz ? ? ? 120 Hz
Battery 4,000 mAh 700 mAh ? 780 mAh 4,500 mAh
Processor 2 GHz MediaTek Helio P35 (MT6765) ? ? ? Qualcomm Snapdragon 888
RAM 3 GB ? ? ? 8 GB *
Storage 32 GB ? raw hardware ? raw hardware ? raw hardware 128 GB *
Main Camera 16 megapixel - - 1 megapixel 48 megapixel
Wide Camera 8 megapixel - - - 50 megapixel
Tele Camera - - - - -
Video Capture 1080p HD - - ? 8K
Front Camera 13 megapixel - - - 16 megapixel
Weight 6.81 oz
(193g)
3.1 oz
(88g)
9.28 oz
(263g)
3.49 oz
(99g)
6.77 oz
(192g)
Dimensions 6.61" x 3.02" x 0.32"
(168 x 77 x 8.1 mm)
3.46" x 1.65" x 0.89"
(88 x 42 x 22.6 mm)
5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
3.9" x 2.1" x 0.57"
(99 x 53 x 14.5 mm)
6.3" x 2.92" x 0.34"
(160 x 74 x 8.7 mm)
Form Factor Slab Clamshell Slab Clamshell Slab
Platform / OS Android (proprietary) (proprietary) (proprietary) Android
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 20, 25, 26, 28, 38, 39, 40, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

TDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

5G: 1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77-C, 78

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 25, 26, 28, 30, 32, 38, 39, 40, 41, 46, 48, 66, 71

WCDMA: 1, 2, 4, 5, 8, 19

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 6) GPRS - EVDO r0 NR (5G)
Features 
Fingerprint Reader Yes
stand-alone
- - - Yes
in-display (optical)
Flashlight Yes - - - Yes
GPS / Location n/a - - Yes n/a
Accessibility
Hearing Aid Compatible Yes
M4, T3 (mostly tele-coil compatible)
- - Yes
M4, T4 (very tele-coil compatible)
Yes
M3, T3 (mostly tele-coil compatible)
Multiple Languages n/a Yes Yes Yes n/a
TTY/TDD (Digital) Yes - - Yes Yes
Alerts
Extra Display - Yes - Yes -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes - - Yes Yes
Infrared (IR) - Yes - - -
NFC Yes - - - Yes
USB Yes
USB Type C
- - Yes
Mini-USB
Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
- - - Yes
6 (802.11 a,ac,ax,b,g,n)
Contacts
Picture ID n/a - - Yes n/a
Ringer ID n/a - - Yes n/a
Voice Dialing n/a - - Yes n/a
Customization
Custom Graphics n/a Yes - Yes n/a
Custom Ringtones n/a Yes Yes Yes n/a
Real-Music Ringers n/a - - Yes n/a
Data & Network
Data Tethering n/a Yes Yes Yes n/a
WAP / Web Browser n/a Yes Yes Yes n/a
Input
Predictive Text Entry n/a Yes Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen Yes
Capacitive
- - - Yes
Capacitive
Memory
Memory Card Slot Yes - - Yes -
Messaging
EMS / Picture Messaging n/a Yes - Yes n/a
Instant Messaging n/a - - Yes * n/a
MMS n/a - - Yes n/a
Text Messaging Templates n/a Yes - Yes * n/a
Music
Headphone Jack (3.5mm) Yes - - - -
Music Player n/a - - Yes n/a
Stereo Speakers - - - - Yes
Power
Fast Charging Yes - - - Yes
Wireless Charging - - - - Yes
Productivity
Alarm n/a Yes Yes Yes n/a
Calculator n/a Yes - Yes n/a
Calendar n/a Yes - Yes n/a
To-Do List n/a Yes - - n/a
Voice Memo n/a - - Yes n/a
Software
BREW n/a - - Yes n/a
Games n/a Yes - Yes n/a
Java (J2ME) n/a Yes - - n/a
Voice
HD Voice Yes - - - Yes
Headset Jack (2.5 mm) n/a Yes - - n/a
Speaker Phone Yes - - Yes Yes
  * Some versions only
  Samsung Galaxy A21 Samsung SGH-E400 Ericsson R278d Motorola RAZR V3m OnePlus 9
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Galaxy A21 Samsung SGH-E400 Ericsson R278d Motorola RAZR V3m OnePlus 9

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