Sonmol SMPF-1 Digital Peak Flow Meter vs MIR Spirobank Oxi - Clinical Comparison

Compare Sonmol SMPF-1 Digital Peak Flow Meter and MIR Spirobank Oxi side-by-side with clinical performance scores, FDA status, pricing, and expert recommendations

Sonmol SMPF-1 Digital Peak Flow Meter
74 /100
VS
MIR Spirobank Oxi
93 /100
+26% higher overall score
Sonmol SMPF-1 Digital Peak Flow Meter

Sonmol SMPF-1 Digital Peak Flow Meter

Sonmol

Score
74
Price
$32
Evidence
Moderate
Top Rated
MIR Spirobank Oxi

MIR Spirobank Oxi

MIR

Score
93
Price
$249
Evidence
Strong

Performance Metrics

Sonmol SMPF-1 Digital Peak Flow Meter
MIR Spirobank Oxi

Measurement Accuracy

Evaluates the precision and reliability of the spirometer's readings compared to clinical-grade laboratory equipment.

82
96
+15% better

Ease of Use

Assesses the simplicity of device operation, setup, and maintenance for the average home user.

92
+3% better
89

App Quality

Measures the functionality, stability, and user interface of the companion digital application.

30
93
+68% better

Value for Money

Weighs the device's feature set, clinical accuracy, and durability against its retail price and ongoing costs.

90
92
+2% better

Clinical Efficacy

Sonmol SMPF-1 Digital Peak Flow Meter
MIR Spirobank Oxi

FEV1 Measurement Accuracy

Measures the precision of Forced Expiratory Volume in the first second.

83
96
+14% better

FVC Measurement Accuracy

Measures the precision of Forced Vital Capacity readings.

0
95
+100% better

Longitudinal Trend Tracking

Evaluates the device's ability to consistently track respiratory changes over time.

45
94
+52% better

Clinical Spirometry Correlation

Assesses how closely the home measurements align with formal clinical pulmonary function tests.

76
95
+20% better

Specifications

Specification Sonmol SMPF-1 Digital Peak Flow Meter MIR Spirobank Oxi
Price $32 $249
FDA Status FDA 510(k) Cleared FDA 510(k) Cleared
Clinical Evidence Moderate Clinical Evidence Strong Clinical Evidence
Clinical Recommendation Worth Considering Highly Recommended
Connectivity N/A
bluetooth

Value for Money

74 score / $32
231.3
value score
519% better value
93 score / $249
37.3
value score
Value score = Performance score ÷ Price × 100

Sonmol SMPF-1 Digital Peak Flow Meter

Strengths

  • Digital LCD screen eliminates the reading ambiguity associated with mechanical meters.
  • Measures both PEF and FEV1 instantly.
  • Features a Smart Risk Indicator assigning results to Green, Yellow, or Red zones.
  • Miniature size and lightweight design easily fit into a pocket.
  • Highly affordable upfront cost.

Limitations

  • × No Bluetooth or automatic app syncing capabilities.
  • × Requires strict manual logging of all data by the patient.
  • × Does not measure Forced Vital Capacity (FVC).

MIR Spirobank Oxi

Strengths

  • Combines full-loop spirometry and pulse oximetry in a single device.
  • Displays a real-time plethysmographic curve on the smartphone app.
  • FDA-cleared and fully compliant with ATS/ERS 2019 standards.
  • Generates unified PDF reports covering all respiratory metrics.
  • Bluetooth 5.0 ensures fast, stable connectivity.

Limitations

  • × Lacks a built-in screen; entirely dependent on a smartphone or tablet.
  • × The touch reflectance oximeter requires warm fingers and a steady hand for the best reading.
  • × Reusable turbine must be cleaned meticulously to maintain accuracy.

Expert Review Summary

Our clinical assessment and verdict for each device

Sonmol SMPF-1 Digital Peak Flow Meter

Worth Considering

"A highly affordable, ultra-portable digital peak flow meter that eliminates reading ambiguity, though it lacks the Bluetooth connectivity required for automatic data logging."

The Sonmol SMPF-1 is a basic, entry-level digital peak flow meter designed for the home management of asthma and COPD. Utilizing a differential pressure transducer, it provides quick digital readings of Peak Expiratory Flow (PEF) and Forced Expiratory Volume in one second (FEV1) directly on its built-in LCD screen. The device differentiates itself from traditional mechanical meters by eliminating subjective reading errors and including a Smart Risk Indicator, which categorizes the user's score into a Green, Yellow, or Red zone based on their predetermined personal best. While it entirely lacks Bluetooth connectivity-meaning all data must be manually recorded in a physical peak flow diary or manually entered into a third-party app-its miniature size, lightweight build, and simple operation make it a highly viable, low-cost option for patients moving away from spring-loaded mechanical meters.

Moderate Clinical Evidence
Read Full Review

MIR Spirobank Oxi

Highly Recommended

"A highly versatile, 2-in-1 smart device that seamlessly merges comprehensive clinical spirometry with reflectance pulse oximetry for complete home respiratory management."

The MIR Spirobank Oxi elevates remote patient monitoring by integrating two vital diagnostic tools into a single, highly portable device. Not only does it deliver full Flow/Volume loop spirometry (measuring FVC, FEV1, PEF, FEF2575, and more) using MIR's proven turbine technology, but it also features an innovative touch reflectance pulse oximeter to measure SpO2 and heart rate. FDA-cleared and compliant with ATS/ERS 2019 standards, the device connects via Bluetooth 5.0 to the MIR Spirobank mobile app. This allows users to view real-time plethysmographic curves, track longitudinal trends, log symptoms, and generate comprehensive PDF reports for their healthcare providers. It is an exceptionally powerful tool for managing complex respiratory conditions where both airway obstruction and oxygen saturation are critical metrics.

Strong Clinical Evidence
Read Full Review

Where to Buy

Verified purchase options and current availability

Sonmol SMPF-1 Digital Peak Flow Meter

$32 MSRP

Sonmol

$31.99
Free & Fast Shipping 30-Day Easy Returns
Shop
Manufacturer Site
HSA/FSA: Usually Eligible

MIR Spirobank Oxi

Top Choice
$249 MSRP

MFI Medical

$225.00
3-5 business days FSA/HSA eligible; includes trial disposable turbines.
Shop
Manufacturer Site
HSA/FSA: Usually Eligible

Important 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.