Zacurate Pro Series 500DL Fingertip Pulse Oximeter vs Mueller Adjustable Lower Back Support Belt (4581)
What separates them
These two differ on 6 recorded specifications. The Mueller Adjustable Lower Back Support Belt (4581) is ₹1,300 dearer.
Zacurate Pro Series 500DL Fingertip Pulse Oximeter vs Mueller Adjustable Lower Back Support Belt (4581)
Zacurate
Zacurate Pro Series 500DL Fingertip Pulse Oximeter
₹1,999
Competent hardware carrying two caveats worth knowing.
Full details →
Mueller
Mueller Adjustable Lower Back Support Belt (4581)
₹3,299
One size covering a 28 to 50 inch waist sounds like a compromise and mostly is not, because the dual outer straps let the tension be set independently of the closure.
Full details →Who the Zacurate Pro Series 500DL Fingertip Pulse Oximeter is for
Buy it if: Anyone who wants an FDA-cleared oximeter and does not need Indian regulatory approval.
Avoid it if: Anyone wanting a CDSCO-registered device, or a perfusion index to judge reading quality.
Who the Mueller Adjustable Lower Back Support Belt is for
Buy it if: Anyone wanting one belt that will fit a changing waist, for part-day support.
Avoid it if: Anyone at either end of the size range, and anyone intending to wear it all day.
Specifications, side by side
6 of 18 rows differ. Differences first.
| Specification | Zacurate Pro Series 500DL Fingertip Pulse Oximeter | Mueller Adjustable Lower Back Support Belt |
|---|---|---|
| Price | ₹1,999 | ₹3,299 |
| Clinical validation | Manufacturer states testing against ISO 80601-2-61; no independent study published | Not applicable |
| Measurement range | SpO2 70 to 100 percent; pulse rate 30 to 250 bpm | One size, waist 28 to 50 inches |
| Power source | Two AAA cells, approximately 30 hours | Not applicable |
| Regulatory status | US FDA cleared. Not CDSCO registered for the Indian market | Not a notified medical device |
| Stated accuracy | Plus or minus 2 percent Arms for SpO2 between 70 and 100 percent, manufacturer stated | Not applicable |
| Stored readings | Last reading only | Not applicable |
| Connectivity | None | None |
| Warranty | 1 Year Official Brand Warranty | 1 Year Official Brand Warranty |
| Adjustment | not published | Dual outer tension straps over a hook-and-loop core |
| Auto-off | 8 seconds without a finger | not published |
| Display | Dual-colour LED, six orientations | not published |
| Finger size | Fits 0.3 to 1 inch thickness | not published |
| Height | not published | 20 cm at the back, 15 cm at the front |
| Known limitation | Nail polish, cold fingers and dark skin tone all reduce accuracy | not published |
| Lumbar pad | not published | Removable moulded insert |
| Material | not published | Breathable mesh with foam backing |
| Perfusion index | Not displayed -- so an unreliable reading looks like a good one | not published |
| Wear time | not published | Clinical guidance is generally 6 to 8 hours a day maximum |
Every row is a figure one or both products record. A blank is a figure the catalogue does not hold, not a zero.
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