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Phone Motorola Rival A455 Samsung SPH-N240 Motorola KRZR K1m Motorola one 5G ace Motorola Moto z4
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
? ? 6.7" diag.
20 : 9
6.4" diag.
19.5 : 9
Display Resolution & Type 176 x 220 pixels
(~131 ppi)
LCD (TFT/TFD)
128 x 64 pixels 176 x 220 pixels
LCD (TFT/TFD)
1080 x 2400 pixels
(~393 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~403 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz 60 Hz
Battery 940 mAh ? 880 mAh 5,000 mAh 3,600 mAh
Processor ? ? ? Qualcomm Snapdragon 750G 2 GHz Qualcomm Snapdragon 675
RAM ? ? ? 4 GB * 4 GB
Storage ? raw hardware ? raw hardware ? raw hardware 64 GB * 128 GB
Main Camera 2 megapixel - 1 megapixel 12 megapixel 48 megapixel
Wide Camera - - - 8 megapixel -
Tele Camera - - - - -
Video Capture QVGA (320 x 240) - ? 4K UHD 4K UHD
Front Camera - - - 16 megapixel 25 megapixel
Weight 4.48 oz
(127g)
3.2 oz
(91g)
3.63 oz
(103g)
7.5 oz
(213g)
6 oz
(170g)
Dimensions 3.82" x 1.96" x 0.73"
(97 x 50 x 18.5 mm)
4.1" x 1.5" x 0.7"
(104 x 38 x 17.8 mm)
4.06" x 1.73" x 0.67"
(103 x 44 x 17 mm)
6.54" x 2.99" x 0.4"
(166 x 76 x 10 mm)
6.22" x 2.96" x 0.29"
(158 x 75 x 7.4 mm)
Form Factor Slide Slab Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Android Android
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

5G: 2, 5, 25, 41, 66, 71, 77-C

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

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

4G LTE: 2, 3, 4, 5, 7, 12, 13, 20, 25, 26, 28, 29, 30, 38, 41, 66, 71

WCDMA: 1, 2, 4, 5, 8

CDMA: 800, 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology EVDO r0 - EVDO r0 NR (5G) LTE (Cat 12)
Features 
Barometer - - - Yes -
Fingerprint Reader - - - Yes
stand-alone
Yes
Flashlight - - - Yes Yes
GPS / Location Yes Yes Yes n/a n/a
Water-Resistant - - - Yes
IPX4 (splash)
Yes
Accessibility
Hearing Aid Compatible Yes - Yes Yes Yes
Multiple Languages Yes Yes Yes n/a n/a
TTY/TDD (Digital) Yes - Yes Yes Yes
Alerts
Extra Display - - Yes - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes - Yes Yes Yes
NFC - - - Yes Yes
USB Yes
Micro-USB
- Yes
Mini-USB
Yes
USB Type C
Yes
USB Type C
Wi-Fi - - - Yes
5 (802.11 a,ac,b,g,n)
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes - Yes n/a n/a
Ringer ID Yes Yes Yes n/a n/a
Voice Dialing Yes Yes Yes n/a n/a
Customization
Changeable Body Plates - Yes - - -
Custom Graphics Yes - Yes n/a n/a
Custom Ringtones Yes - Yes n/a n/a
Real-Music Ringers Yes - - n/a n/a
Data & Network
Data Tethering Yes - Yes n/a n/a
WAP / Web Browser Yes - Yes n/a n/a
Input
Predictive Text Entry - Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen Yes - - Yes Yes
Memory
Memory Card Slot Yes - Yes Yes Yes
Messaging
Email Client Yes - - n/a n/a
EMS / Picture Messaging Yes - Yes n/a n/a
Instant Messaging Yes - Yes * n/a n/a
MMS Yes - Yes n/a n/a
Text Messaging Templates Yes - Yes n/a n/a
Music
FM Radio - - - Yes Yes
Headphone Jack (3.5mm) Yes - - Yes Yes
Music Player Yes - Yes n/a n/a
Power
Fast Charging - - - Yes Yes
Productivity
Alarm Yes Yes Yes n/a n/a
Calculator Yes Yes Yes n/a n/a
Calendar Yes Yes Yes n/a n/a
To-Do List - Yes - n/a n/a
Voice Memo Yes - Yes n/a n/a
Software
BREW Yes - Yes * n/a n/a
Games Yes Yes Yes n/a n/a
Java (J2ME) - - Yes * n/a n/a
Voice
HD Voice - - - Yes Yes
Headset Jack (2.5 mm) - Yes - n/a n/a
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Motorola Rival A455 Samsung SPH-N240 Motorola KRZR K1m Motorola one 5G ace Motorola Moto z4
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola Rival A455 Samsung SPH-N240 Motorola KRZR K1m Motorola one 5G ace Motorola Moto z4

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