Dr Trust Signature Series Fingertip Pulse Oximeter (210) vs Tynor Lumbar Sacral Support Belt for Lower Back Pain (A-05)
What separates them
These two differ on 6 recorded specifications. The Dr Trust Signature Series Fingertip Pulse Oximeter (210) is ₹300 dearer.
Dr Trust Signature Series Fingertip Pulse Oximeter (210) vs Tynor Lumbar Sacral Support Belt for Lower Back Pain (A-05)
Dr Trust
Dr Trust Signature Series Fingertip Pulse Oximeter (210)
₹1,199
Plus or minus 2 percent Arms sounds tight until you notice what it means: a displayed 94 percent could be 92.
Full details →
Tynor
Tynor Lumbar Sacral Support Belt for Lower Back Pain (A-05)
₹899
The mistake almost everyone makes here is sizing, not brand: the belt is sized on waist circumference and people order to their trouser size, which is measured lower on the hip and typically two inches larger.
Full details →Who the Dr Trust Signature Series Fingertip Pulse Oximeter is for
Buy it if: Anyone monitoring a respiratory condition at home who wants a reading they can sanity-check.
Avoid it if: Anyone expecting hospital-grade certainty -- home oximeters are screening tools, not diagnostics.
Who the Tynor Lumbar Sacral Support Belt for Lower Back Pain is for
Buy it if: Anyone with acute lower back strain who needs support for part of the day.
Avoid it if: Anyone looking for a permanent solution -- continuous wear weakens the core muscles it replaces.
Specifications, side by side
6 of 17 rows differ. Differences first.
| Specification | Dr Trust Signature Series Fingertip Pulse Oximeter | Tynor Lumbar Sacral Support Belt for Lower Back Pain |
|---|---|---|
| Price | ₹1,199 | ₹899 |
| Clinical validation | Accuracy verified against ISO 80601-2-61, the pulse oximeter standard | Not applicable -- this is an orthosis, not a measuring device |
| Measurement range | SpO2 35 to 100 percent; pulse rate 30 to 250 bpm | Waist 26 to 46 inches across five sizes |
| Power source | Two AAA cells, approximately 30 hours | Not applicable |
| Regulatory status | CDSCO registered; CE marked | Manufactured to Indian orthotic standards; not a notified medical device |
| Stated accuracy | Plus or minus 2 percent Arms for SpO2 between 70 and 100 percent | Not applicable |
| Stored readings | Last reading only | Not applicable |
| Connectivity | None | None |
| Warranty | 1 Year Manufacturer Warranty | 1 Year Manufacturer Warranty |
| Compression | not published | Double pull-down straps |
| Display | Colour OLED, four orientations | not published |
| Known limitation | Nail polish, cold fingers and dark skin tone all reduce accuracy | not published |
| Material | not published | Elastic webbing with a breathable perforated back panel |
| Perfusion index | Displayed -- a low value means the reading is unreliable | not published |
| Response time | Under 10 seconds | not published |
| Sizing | not published | S 26-30, M 30-34, L 34-38, XL 38-42, XXL 42-46 inches, measured at the waist not the hip |
| Splints | not published | Four flexible steel splints, removable |
| 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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