Best 24-Hour Clock Radios of 2026

Name: Emerson SmartSet Alarm Clock Radio
Brand: Emerson

Jerry Franklin

Last Updated: Jan 13, 2026

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

24-hour clock radios are versatile devices that combine the functions of a clock and a radio into a single unit. Unlike traditional clock radios, they display the time in the 24-hour format, which is commonly used in military, healthcare, and transportation industries. These devices come equipped with a range of features, including multiple alarms, adjustable brightness, and snooze functions. Some models even have built-in USB ports, allowing users to charge their devices while they sleep. With their sleek designs and user-friendly interfaces, 24-hour clock radios are a popular choice for individuals who want to wake up on time and start their day off right.

At a Glance: Our Top Picks

#TOP 1

Emerson SmartSet Alarm Clock Radio

9.8

Buy on Amazon Read Review

#TOP 2

DreamSky Alarm Clock Radio

9.7

Buy on Amazon Read Review

#TOP 3

Emerson Smartset Radio Alarm Clock

9.5

Buy on Amazon Read Review

Top 10 24-Hour Clock Radios

#TOP 1 Best Battery Powered Clock Radio

Emerson SmartSet Alarm Clock Radio

Emerson
CKS1900
Black
CKS1900

Emerson SmartSet Dual Alarm Clock Radio with AM/FM Radio, Dimmer, Sleep Timer and .9" LED Display, CKS1900

The Emerson SmartSet Alarm Clock Radio is a digital tuning AM/FM radio with a 0.9” Jade Green LED clock display. It automatically sets itself to the correct year, month, date, day, and time as soon as you plug it in, and after every power interruption. It also features a 4-level dimmer for the LED display, a snooze/repeat alarm, a programmable sleep-to-music timer, and the ability to wake to radio or buzzer alarm.

9.8

Buy on Amazon Find on eBay Find on Walmart

What We Like

Automatic time setting
Compact size
Adjustable brightness
Dual alarms
Dependable performance

#TOP 2 Best Sound Sensor Clock Radio

DreamSky Alarm Clock Radio

DreamSky
DS206
Black
Small

DreamSky Alarm Clock Radios for Bedrooms with Battery Backup, Large Big Numbers with Brightness Dimmer, USB Port, Bedside Digital FM Radio with Sleep Timer, Temperature, Adjustable Volume, Snooze

The DreamSky Alarm Clock Radio is a great choice for those looking for a versatile and cost-effective clock radio. It features a 4-inch LCD screen with adjustable brightness, a built-in USB port for charging, an indoor temperature display, a digital FM radio with sleep timer, adjustable alarm sound and snooze, and a battery backup. Customers love the easy-to-read display, adjustable brightness, and intuitive controls, though some have noted that the FM antenna could be improved.

9.7

Buy on Amazon Find on eBay Find on Walmart

What We Like

Large, bright display
Easy to set and use
Good FM radio reception
USB charging port
Compact, space-saving design

#TOP 3

Emerson Smartset Radio Alarm Clock

Emerson
CKS1507
Black
CKS1507

Emerson CKS1507 Smartset Radio Alarm Clock, 1.4" Blue LED Digital Display, USB Charging Port, Brightness Dimmer Controls, Bluetooth Connectivity, Set Alarm to Radio, Music, or Buzzer, Black

Emerson Smartset Radio Alarm Clock is a bedside clock that includes Bluetooth V2.1 technology, 20 station memories digital tuning FM Radio, dual alarms, AUX-IN Input, and dimmer control. It automatically sets itself to the correct year, month, date, day, and time as soon as you plug it in and after every power interruption.

9.5

Buy on Amazon Find on eBay Find on Walmart

What We Like

Automatic time setting
Adjustable brightness display
USB phone charging
Bluetooth connectivity
Nightlight feature

#TOP 4

Emerson CKS1521 SmartSet Bluetooth Dual Alarm Clock Radio

Emerson
CKS1521
Gray
CKS1521

Emerson CKS1521 SmartSet Bluetooth Dual Alarm Clock Radio with 1.4” Orange LED Display, USB Charger, FM Radio, AUX Input, Auto-Dimmer, and Orange Accent Light

Features

Bluetooth 5.1 Wireless Connectivity – Easily Pair Smartphones & Tablets For Streaming With Up To 10M Range And High-Speed Data Transfer.
SmartSet Auto Time Setting System – Clock Auto-Sets Year, Month, Day & Time, Even After Power Interruptions; DST Auto-Adjusting.
USB Charging + AUX Input – Charge Your Phone Via Built-In USB Port (5V/1.5A) And Enjoy Music Via AUX Or Digital FM Radio (20 Station Memory).

9.5

Buy on Amazon Find on eBay Find on Walmart

#TOP 5 Best Bluetooth Clock Radio

i-box Dawn Alarm Clock Radio

i-box
79233PI/17
Gray
Compact

i box Dawn FM Radio, Bluetooth Wireless Speaker, Fast Charging, Clock Radio, LED Display, USB Charger, Dimmable Night Light, Alarm Clock Feature, Wireless Charger, Digital Clock, Dual Alarm (Grey)

The i-box Alarm Clock Radio, known as the Dawn, offers improved sound quality and a dimmable display. You can charge your Qi-enabled phone wirelessly on top of the clock. The dual alarm function lets you set two wake-up times. Use it as a Bluetooth speaker to play music wirelessly or listen to FM radio. The stylish design fits well in any room, making it a perfect bedside companion.

9.5

Buy on Amazon Find on eBay Find on Walmart

What We Like

No phone required
Dimmable display
Wireless charging
Bluetooth streaming
Easy to use

#TOP 6

Jensen JCR-375 CD Clock Radio

Jensen
JCR-375
Black

Jensen JCR-375 Stereo Digital Dual-Alarm Clock with Top-Loading CD Player, FM Tuner, USB Charging Port, and Battery Backup

The Jensen CD Alarm Clock is a versatile device that combines a clock, CD player, FM tuner, and USB charging port. The 0.9-inch LED display with dimmer control ensures easy readability. Enjoy your favorite CDs with the top-loading CD player that supports MP3 CDs and CD-R/RWs. The built-in stereo speakers and headphone output offer both shared and private listening experiences. The programmable memory allows you to set alarms and control playback conveniently.

9.3

Buy on Amazon Find on eBay Find on Walmart

What We Like

CD player with MP3 support
Stereo speakers for clear sound
USB charging port included

#TOP 7

JALL Digital Alarm Clock with FM Radio

JALL
CH09
Small

JALL Digital Alarm Clock with FM Radio for Bedroom, 8 Colors Night Light with 2 Charging Port, Sleep Sound Machines with Timer, Dual Alarm, Loud Alarm and Easy to Use for Seniors and Kids as Gift

JALL Alarm Clock is a versatile digital clock that caters to various needs. Its large LED display with adjustable brightness is ideal for those with impaired vision, ensuring easy time readability. With dual alarms and customizable alarm sounds, you can wake up according to your preference. The FM radio feature allows you to enjoy your favorite stations, while the night light function serves as a bedside lamp or mood light. Additionally, the sleep timer function lets you fall asleep to soothing sounds, and the 2 USB ports offer convenient charging options.

9.3

Buy on Amazon Find on eBay Find on Walmart

What We Like

Bright, adjustable display
Multiple functions in one device
Easy setup and use
Good value for the price
Color-changing night light

#TOP 8

Magnasonic Digital AM/FM Clock Radio

Magnasonic
EAAC201
White

Magnasonic Digital AM/FM Clock Radio with Battery Backup, Dual Alarm, Sleep & Snooze Functions, Display Dimming Option,White (EAAC201)

The Magnasonic Digital AM/FM Clock Radio is a great choice for those looking for an affordable and reliable alarm clock. It features a digital AM/FM radio with memory for up to 20 programmable stations, pre-programmable daily dual alarm, reliable battery backup, easy to read .6'' green LED display with two brightness settings, and convenient sleep & snooze functions. Customers have praised its electric power, battery backup, dual alarm, and display brightness options, but have noted that the volume control is difficult to adjust and the instructions are lacking.

9.3

Buy on Amazon Find on eBay Find on Walmart

What We Like

Electric power
Battery backup
Dual alarm
Display brightness options
Digital radio tuner

#TOP 9 Best Battery Backup Alarm Clock

Housbay Glow Small Alarm Clock Radio

HOUSBAY
Black
Compact

HOUSBAY Glow Small Alarm Clock Radio for Bedrooms with 7 Color Night Light, Dual Alarm, Dimmer, USB Charger, Battery Backup, Nap Timer, FM Radio with Auto-Off Timer for Bedside

The Housbay Glow Small Alarm Clock Radio is a 3-in-1 device that combines an alarm clock, nightlight, and FM radio. It features a variable dial display dimmer, 7 color nightlight with 5 level brightness, dual alarm with 3 wake up sounds, lighted in-the-dark buttons, and a nap timer. It is powered by an outlet and can be backed up with 3 AAA batteries. Customers love its simple setup, adjustable clock brightness, terrific FM reception, intuitive setting buttons, sleep and nap mode, and USB port.

9.1

Buy on Amazon Find on eBay Find on Walmart

What We Like

Simple setup
Adjustable clock brightness
Terrific FM reception
Intuitive setting buttons
Sleep and nap mode
USB port

#TOP 10

uccce Digital Alarm Clock Radio

uscce
Dual Digital Radio Alarm Clock
Black

uscce Digital Dual Alarm Clock Radio - 0-100% Dimmer with Weekday/Weekend Mode, 6 Sounds Adjustable Volume, FM Radio w/Sleep Timer, Snooze, 2 USB Charging Ports, Thermometer, Battery Backup

The uccce Digital Alarm Clock Radio is a versatile and easy-to-use clock radio that offers a range of features to make your mornings more enjoyable. The 3.4-inch compact LCD display is fully dimmable and adjustable from 0 to 100%, making it easy to read the time at any time of day or night. The clock also features dual alarms with separate weekend/weekday/all-7-day modes, a range of built-in tones and radio options for the alarm, and a snooze function for extra sleep. Other features include an FM radio with sleep timer, 2 USB charging ports, and a battery backup option for power outages.

9.1

Buy on Amazon Find on eBay Find on Walmart

What We Like

Fully dimmable display for comfortable viewing during the day or night
Dual alarms with customizable tones and snooze function
FM radio with sleep timer and headphone jack for personalized listening
Quick and easy setup with clearly labeled buttons and dials
Battery backup option to ensure clock and alarm function during power outages

Frequently Asked Questions (FAQs)

1. What is the 24-hour clock system called?

What is the 24-hour clock called? The 24-hour clock is also called railway/railroad time, military time and continental time.

2. What should I look for in a clock radio?

A good clock radio should have numerical time displays which are bright and easily readable from your bed. Older clock radios may still feature analog dials which aren't always distinguishable at a glance. Other clock radio models may have digital displays which are too small to read without corrective lenses.

3. Are all digital clocks 24 hours?

24-Hour Clock Time is commonly used as a format on digital clocks. It differs from 12 hour time, which uses two cycles of 12 hours in the morning (am) and afternoon (pm). This runs from 1am to 12 noon and then from 1pm to 12 midnight.

Editor's Notes

During our 24-hour clock radio research, we found 24 24-hour clock radio products and shortlisted 10 quality products. We collected and analyzed 386,233 customer reviews through our big data system to write the 24-hour clock radios list. We found that most customers choose 24-hour clock radios with an average price of $21.82.

The 24-hour clock radios are available for purchase. We have researched hundreds of brands and picked the top brands of 24-hour clock radios, including Emerson, DreamSky, i-box, Jensen, JALL. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by

Jerry Franklin

Jerry Franklin's persistent curiosity and research inspire a love of writing how technical things work and help him build a wealth of knowledge in computer equipment and other electronic tools. He has always enjoyed great pleasure in taking all things apart and researching how to put them together again since his childhood.