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500 Series Fingertip Pulse Oximeter Blood vs Case for AliveCor KardiaMobile EKG Monitor

Ravvy scores 500 Series Fingertip Pulse Oximeter Blood at 94 and Case for AliveCor KardiaMobile EKG Monitor at 93.3. 500 Series Fingertip Pulse Oximeter Blood takes the overall pick, best for athletes and outdoor enthusiasts tracking recovery or altitude effects.

Ravvy pick

Zacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard, Royal Black
94.0

$18

Athletes should buy the Zacurate 500DL for its consistent accuracy and rugged accessories, accepting that it lacks the data logging features of premium connected devices.

CoBak Case for AliveCor KardiaMobile EKG Monitor 1-Lead, 6-Lead and 6L Max Black Oxford-cloth
93.3

$8

Buy this case if you want a durable and affordable way to carry your KardiaMobile safely, accepting that it adds slight bulk to your pocket.

How they score

Factor500 Series Fingertip Pulse Oximeter BloodCase for AliveCor KardiaMobile EKG Monitor
Value97–
Accuracy88.5–
Portability9688.5
Readability92–
Battery Life90–
Protection–95
Accessibility–92
Build Quality–87.5
Internal Organization–94

500 Series Fingertip Pulse Oximeter Blood

What owners praise

  • Reads SpO2 levels up to 100 percent accurately
  • High-contrast LED is easy to read in low light
  • Includes a protective silicone cover and batteries
  • Fast ten-second measurement window
  • Smart spring system fits most finger sizes

What to know first

  • No Bluetooth or data storage capabilities
  • Display does not rotate for different viewing angles
  • Intended for sports and aviation use only

Skip it if medical patients requiring clinical-grade continuous monitoring

Case for AliveCor KardiaMobile EKG Monitor

What owners praise

  • Specifically tailored for 1-Lead and 6-Lead Kardia models
  • Durable Oxford cloth resists fraying better than standard nylon
  • Includes a carabiner for easy attachment to bags or keys
  • Inner mesh pocket holds emergency pills or small cables
  • Shock-absorbent EVA core protects against drops

What to know first

  • Adds significant thickness compared to the bare monitor
  • Velcro strap can be slightly tight for the 6L Max model
  • Only available in a limited color palette

Skip it if users who only use their ekg monitor at a stationary home desk

Specs side by side

Spec500 Series Fingertip Pulse Oximeter BloodCase for AliveCor KardiaMobile EKG Monitor
UPC856964007698–
ASINB07PQ8WTC4B0D3GX59QS
ColorRoyal BlackBlack Oxford-cloth
Batteries2 AAA batteries required. (included)–
Brand NameZacurate–
DepartmentUnisex-Adult–
Model NamePro Series 500DL (Royal Black)–
Unit Count1 Count1 Count
Item Weight3.2 ounces–
Part Number500DL–
Battery Life30 hours–
ManufacturerZacurateCoBak

Other options in this category

EMAY 6L Portable ECG Monitor | Record ECG and Heart Rate in 6 Channels | Compatible with Smartphone and PC | No Subscription Required
93.4

Best for proactive patients and seniors who need to share detailed heart data with their doctors

  • 6-Lead Professional Data
  • PC and Mac Compatibility
  • Integrated 2.4-inch Color Display
$169
KardiaMobile 1-Lead EKG Monitor, Medical-Grade FDA-Cleared Personal Heart Monitor, Detects Normal, AFib & Arrhythmias, 30 Second Results, Works with Most Smartphones, HSA&FSA Eligible
92.9

KARDIAMOBILE

1-Lead EKG Monitor

Best for individuals with known arrhythmias or those needing frequent heart monitoring

  • Instant 30-second EKG results
  • Weight under 1 ounce
  • Replaceable CR2016 battery
$79