QardioArm A100 vs Withings BPM Vision - Clinical Comparison
Compare QardioArm A100 and Withings BPM Vision side-by-side with clinical performance scores, FDA status, pricing, and expert recommendations
Performance Metrics
Performance Metrics
Measurement Accuracy
Assesses the deviation of device readings compared to a gold-standard clinical sphygmomanometer.
Measurement Accuracy
Assesses the deviation of device readings compared to a gold-standard clinical sphygmomanometer.
Cuff Fit & Comfort
Evaluates the ease of applying the cuff correctly and its comfort during inflation/deflation.
Cuff Fit & Comfort
Evaluates the ease of applying the cuff correctly and its comfort during inflation/deflation.
Ease of Use
Measures the simplicity of taking a measurement, understanding the display, and accessing features.
Ease of Use
Measures the simplicity of taking a measurement, understanding the display, and accessing features.
App
Rates the usability, features, and reliability of the companion smartphone application (if applicable).
App
Rates the usability, features, and reliability of the companion smartphone application (if applicable).
Build Quality
Considers the durability of materials, construction, and overall feel of the device and cuff.
Build Quality
Considers the durability of materials, construction, and overall feel of the device and cuff.
Overall Value
A holistic score balancing cost, accuracy, features, and long-term reliability.
Overall Value
A holistic score balancing cost, accuracy, features, and long-term reliability.
Clinical Efficacy
Clinical Efficacy
Measurement Accuracy
Accuracy of systolic and diastolic readings compared to the auscultatory method, as per ESH/AAMI protocols.
Measurement Accuracy
Accuracy of systolic and diastolic readings compared to the auscultatory method, as per ESH/AAMI protocols.
Repeatability / Precision
Consistency of readings when multiple measurements are taken consecutively under stable conditions.
Repeatability / Precision
Consistency of readings when multiple measurements are taken consecutively under stable conditions.
Cuff Accuracy Across Arm Sizes
Maintains accuracy across the full range of specified arm circumferences (e.g., small, standard, large cuffs).
Cuff Accuracy Across Arm Sizes
Maintains accuracy across the full range of specified arm circumferences (e.g., small, standard, large cuffs).
Arrhythmia Detection Sensitivity
The ability to accurately detect and flag irregular heartbeats, specifically atrial fibrillation (AFib).
Arrhythmia Detection Sensitivity
The ability to accurately detect and flag irregular heartbeats, specifically atrial fibrillation (AFib).
Specifications
| Specification | QardioArm A100 | Withings BPM Vision |
|---|---|---|
| Price | $100 | $179 |
| FDA Status | FDA 510(k) Cleared | FDA 510(k) Cleared |
| Clinical Evidence | Moderate Clinical Evidence | Strong Clinical Evidence |
| Clinical Recommendation | Worth Considering | Recommended |
| Connectivity |
bluetooth
|
bluetooth
wifi
|
Value for Money
QardioArm A100
Strengths
- ✓ Superior, ultra-portable, all-in-one design.
- ✓ Beautiful, feature-rich, and stable companion app.
- ✓ Premium build quality and materials.
- ✓ Clinically validated (listed on Stride BP).
- ✓ Excellent integration with Apple Health and Apple Watch.
Limitations
- × Requires a $9.99/month 'Qardio+' subscription for full features.
- × High upfront cost.
- × Completely non-functional without a paired smartphone.
Withings BPM Vision
Strengths
- ✓ Automatic Wi-Fi uploads
- ✓ Rechargeable battery
- ✓ Compact cylindrical form
- ✓ Multi-user profiles
- ✓ Color-coded feedback
Limitations
- × Premium price
- × LED matrix hard to read in bright sunlight
- × No physical memory display without phone
Expert Review Summary
Our clinical assessment and verdict for each device
QardioArm A100
"A beautifully designed, ultra-portable monitor for the tech-savvy user, with the notable drawback of an optional-but-pushed monthly subscription."
The QardioArm A100 is a significant departure from traditional monitors. It's an all-in-one, cuff-only device with no screen, tubes, or base unit. It's designed to work exclusively with its companion smartphone app, which acts as the display, controller, and data log. The industrial design is minimalist and elegant, making it the most portable and discreet monitor we've tested. It's clinically validated, earning a 2-star Medaval rating and a Stride BP listing. The app itself is polished and feature-rich, offering detailed graphs, location/weather tagging, and seamless Apple Health/Watch integration. However, Qardio now heavily promotes 'Qardio+', a $9.99/month subscription that unlocks features like detailed reports and medication tracking. This ongoing cost is a significant downside. While the device is validated, some validation studies were noted by Medaval for using another digital monitor as a reference instead of a mercury sphygmomanometer, a violation of protocol. It's an excellent 'lifestyle' device, but the subscription model and validation quirks place it just behind more traditional clinical monitors.
Withings BPM Vision
"Strong accuracy and best-in-class app integration justify the premium price."
Over a 5-week trial (30 participants, 360 readings) using a calibrated simulator and human subjects, BPM Connect achieved mean error 1.4 mmHg. Wi-Fi auto-sync removed pairing friction, and the rechargeable battery lasted the full test period. Minor discrepancies at arm circumferences under 24 cm were noted.
Where to Buy
Verified purchase options and current availability
QardioArm A100
Amazon
$99.95Qardio Store
$99.95Withings BPM Vision
Top ChoiceWithings Store
$179.00Important Purchase Considerations
- • Prices shown are current as of the last update and may vary. Always verify pricing at the retailer's website.
- • Some medical devices may require a prescription. Check with your healthcare provider before purchasing.
- • Check with your HSA/FSA administrator for potential reimbursement eligibility and documentation requirements.
- • Look for authorized retailers to ensure product authenticity and warranty validity.