5136 Results for

accurate

Review

LifeTrak Zone C410

The LifeTrak Zone C410 may not be the most stylish activity tracker around, but it's priced cheaper, and offers more features, than many of its competitors. It gets the job done with accurate tracking, long battery life, and a waterproof design.

July 1, 2014

3.5 stars Editors' rating July 1, 2014
Video

How accurately do fitness trackers monitor sleep?

As the "quantified self" craze continues, fitness trackers have us obsessing over not only how active we are but also how soundly we're sleeping. How do the devices stack up against clinical sleep studies though? CNET's Sumi Das visits the Stanford Sleep Center for an expert's opinion.

By July 23, 2014

Review

Breathometer personal breathalyzer

The Breathometer makes for a fun party game and a potential way to meet people in bars, but its testing results should not be taken as proof of driver safety.

February 21, 2014

2.5 stars Editors' rating February 21, 2014
Video

LifeTrak Zone C410: Accurate tracking for an affordable price

A waterproof design, one-year of battery life, and an affordable price. Is this the activity tracker to beat?

By July 1, 2014

Video

Are heart rate monitors on fitness trackers accurate?

Several fitness trackers, as well as the Samsung Galaxy S5, now boast the ability to measure your heart rate. How do their readings stack up to an EKG? CNET's Sharon Profis, with help from Kaiser Permanente cardiologist Dr. Jon Zaroff, puts the Garmin VivoFit, Withings Pulse O2, Basis Carbon Steel, Samsung Gear Fit, and Samsung Galaxy S5 to the test.

By May 22, 2014

Video

Breathometer breathalyzer a fun party game, but not the most accurate

An accessory for iPhones, the Breathometer is very portable and can be fun to pass around at parties, but its results should not be taken as permission to drive.

By March 3, 2014

Review

SwiftKey Note

If you can accept its limitations, SwiftKey Note's robust predictive keyboard and clean design make it a must-have for taking notes.

January 30, 2014

5 stars Editors' rating January 30, 2014

Pricing not available

Article

The world's most accurate clock will keep time for 5 billion years

An experimental clock has set the records for both accuracy and stability, being able to keep time for longer than the Earth has been in existence.

By January 22, 2014

Article

Flu predictions get more accurate

Google's annual Flu Trends metric was wildly off last year. But scientists were able to leverage the company's data to design a far more successful system.

By December 3, 2013

Review

Beyerdynamic T90

Sure, the Beyerdynamic T90 is pricey, but no other less-expensive headphone can match the T90's combination of comfort, sound, and build quality.

March 7, 2013

4 stars Editors' rating March 7, 2013