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10 Best Atomic Clocks

Last Updated October 2019

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La Crosse Technology

La Crosse Technology WT-3143A-INT 14-Inch Atomic Wall Clock, Black

9.7

Superb!

Kuzy - AIR 13-inch BLACK Rubberized Hard Case Review and Comparison

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Reports in hours, minutes, seconds; select from 4 u.s. time zones
14-inch diameter; analog clock; plastic frame
Sets automatically by radio signal to atomic clock for accuracy
Automatically adjusts for daylight savings time
Works with 1 aa alkaline battery (not included) or, additional battery compartment for longer, lasting power

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La Crosse Technology 513-1417AL-INT Atomic Clock W Outdoor Temp

9.4

Superb!

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Monitors indoor & wireless outdoor temperature (f/c) with trend arrows
Calendar: month, date, day
Atomic self set time and date with automatic daylight saving time resets (optional on/off)
Large 2.125 inch time digits for easy reading
Wall hanging or free standing

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La Crosse Technology 404-1235UA-SS 14 Inch UltrAtomic Analog Stainless Steel Wall Clock

9.2

Superb!

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Enhanced reception with dual antennas; excellent for schools, hospitals, and commercial buildings
5 year battery life. q-mode (quartz mode) for manual time setting. low power detection indicator
Receives wwvb time signal in buildings, where no other atomic clock can
World time zone clock - set to any time zone around the world!
Stainless steel framework

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SVINZ 3 Alarms Dementia Clock, 2 Auto-Dim Options, Large Display Digital Calendar Day

9.0

Superb!

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✔ unique features: this alarm day clock is one of a kind. it includes an alarm function and 2-color display option (white / yellow). users can set up to 3 daily alarms which are very useful for senior people for daily meals or for taking medications.
✔ enlarged a.m/p.m.: this clock has enlarged a.m. /p.m. font and the height is 3/4''. those special loved ones will not confuse morning and night anymore.
✔ best clock for senior care: this high resolution 8-inch display clearly spells out the full day of the week, month and date in large, bold letters with no confusing abbreviations. clock also displays morning, afternoon, evening, night and predawn during the following times: 5:00 am - 11:59 am (morning), 12:00 pm - 4:59 pm (afternoon), 5:00 pm to 8:59 pm (evening), 9:0...
✔ auto dimming option: the display dims every night at 7:00pm (10cd/m2) and brightens up during the day at 7:00 am (50cd/m2), similar to other branded day clocks in market. but our clock gives users the option to turn off the auto dimming function, especially for the people vision impaired.
✔ ideal gift: the words dementia, alzheimer's and memory loss were intentionally excluded from the packaging to alleviate any embarrassment, make as a best gift.

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7.9 Reviews

How we Score

9.5 features quality

8.9 popularity

8.4 brand reputation

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Best Value

La Crosse Technology

Digital Atomic Wall Clock With Temperature, Silver

8.6

Great

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Atomic clock automatically & adjusts for daylight saving time
Wall hanging or free standing; perpetual calendar & time zone setting
Accurate and self-setting atomic time and date with automatic daylight saving time
Automatically updates for daylight saving time (on/off option); atomic time and date with manual setting
Refer to the pdf attached below in technical specification for user manual.
Indoor and outdoor temperature

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MARATHON CL030033SV Atomic Self-setting Self-adjusting Wall Clock w/ Stand & 8 Timezones

8.2

Great

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Self-setting/adjusting - using radio frequencies broadcast from nist's colorado atomic clock (atomic feature only functions in north america)
8 time zones - a marathon exclusive, choose between pst, mst, cst, est, ast, nst, hst & akst with option to turn daylight savings time on or off
Large display - easy to read 4" high display
Multiple display modes - 12 or 24 hour display formats with indoor temperature display in celsius or fahrenheit
Batteries included - 2 aa long life batteries included

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La Crosse Technology WS-8157U-CH-IT Atomic Clock with Outdoor Temperature and Weather Forecast

8.0

Great

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Wwvb radio controlled time and date
Decorative cherry panels, wall hanging or free standing.
Displays time/date, indoor and outdoor temperature, and forecast icon
Forecasts weather 12-20 hours in advance
Kindly refer the product manual given below for troubleshooting steps.

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La Crosse Technology WT-3181PL Atomic Outdoor Clock with Temperature & Humidity-18 inch

7.6

Very Good

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Radio controlled time. automatically sets to exact time
Analog hygrometer & thermometer
Works with 1 aa alkaline battery (not included) or, additional battery
Indoor or outdoor use
4 us time zone selectable

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MARATHON CL030027-FD-BK Atomic Wall Clock with 8 Timezones, Indoor/Outdoor Temperature & Date

7.5

Very Good

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Self-setting/adjusting: using radio frequencies broadcast from nist's colorado atomic clock (atomic feature only functions in north america)
8 time zones: choose to display the time in 8 different time zones with option to turn daylight savings time on or off
Highly legible display: features large, easy to read 2" high display
12 or 24 hour: choose to display the time in 12 or 24 hour format, also shows indoor/outdoor temperature display in celsius or fahrenheit
Batteries included: comes with 2 aa long life batteries

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