Pulmonology
PC-Based vs Portable Spirometer: Which PFT Machine Should You Buy?
Both types measure the same parameters. The difference is in workflow, reporting and portability.
PC-based spirometer: SPIROEXCELL
- A USB sensor (100 g) powered by the computer.
- A bi-directional digital turbine with 0.03–20 L/s flow and ±2% accuracy.
- Real-time flow-volume loops, automatic interpretation, Indian, ATS and ECCS equations, paediatric screens.
- Unlimited storage and e-mail reports.
- Price: about ₹35,000–50,000 (ex-GST).
Portable spirometer: SPIROMAX
- A standalone unit with a 140×80 mm TFT.
- A built-in thermal printer for instant reports.
- FVC, SVC and MVV tests.
- 200 patient records; battery plus mains; 750 g.
- Price: about ₹65,000–85,000 (ex-GST).
Comparison
| Factor | PC-based | Portable |
|---|---|---|
| Needs computer | Yes | No |
| Printer | PC printer | Built-in thermal |
| Storage | Unlimited | ~200 patients |
| Software depth | High | Moderate |
| Field use | Laptop needed | Excellent |
| Cost | Lower | Higher |
Recommendations
- Hospital OPD or chest clinic with a PC: PC-based.
- Screening camps, mobile vans, GP clinics without a PC: portable.
- Occupational health providers: often both.
See the PFT price guide or request a demo.
Featured product
Portable PFT Machine
Standalone portable spirometer with TFT and built-in thermal printer. ₹65,000 – ₹85,000
Frequently Asked Questions
Are portable spirometers less accurate?
Not necessarily — check specifications and calibration practices.
Can portable units transfer data?
Many store data internally; check transfer options.
Which is better for occupational screening?
Portable units are convenient; PC units suit fixed screening centres.
This article is for general information for healthcare buyers and professionals and is not medical advice. Clinical decisions should be made by qualified practitioners.
