Dr Trust Orthopaedic Memory Foam Cervical Pillow for Neck Support vs Dr Trust Signature Series Fingertip Pulse Oximeter (210)
What separates them
These two differ on 6 recorded specifications. The Dr Trust Orthopaedic Memory Foam Cervical Pillow for Neck Support is ₹300 dearer.
Dr Trust Orthopaedic Memory Foam Cervical Pillow for Neck Support vs Dr Trust Signature Series Fingertip Pulse Oximeter (210)

Dr Trust
Dr Trust Orthopaedic Memory Foam Cervical Pillow for Neck Support
₹1,499
The two contour heights are not a gimmick: a side sleeper's neck needs roughly two centimetres more support than a back sleeper's, because the gap between head and mattress is the width of a shoulder.
Full details →
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 →Who the Dr Trust Orthopaedic Memory Foam Cervical Pillow for Neck Support is for
Buy it if: Side or back sleepers waking with neck stiffness on a flat pillow.
Avoid it if: Front sleepers, for whom any contour pillow forces the neck into rotation.
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.
Specifications, side by side
6 of 17 rows differ. Differences first.
| Specification | Dr Trust Orthopaedic Memory Foam Cervical Pillow for Neck Support | Dr Trust Signature Series Fingertip Pulse Oximeter |
|---|---|---|
| Price | ₹1,499 | ₹1,199 |
| Clinical validation | Not applicable -- this is a support product, not a measuring device | Accuracy verified against ISO 80601-2-61, the pulse oximeter standard |
| Measurement range | Contour heights 10 cm and 12 cm on opposite edges | SpO2 35 to 100 percent; pulse rate 30 to 250 bpm |
| Power source | Not applicable | Two AAA cells, approximately 30 hours |
| Regulatory status | Not a notified medical device | CDSCO registered; CE marked |
| Stated accuracy | Not applicable | Plus or minus 2 percent Arms for SpO2 between 70 and 100 percent |
| Stored readings | Not applicable | Last reading only |
| Connectivity | None | None |
| Warranty | 1 Year Manufacturer Warranty | 1 Year Manufacturer Warranty |
| Break-in | Memory foam is firm for the first week and softens | not published |
| Contour | Butterfly profile, two heights | not published |
| Cover | Removable, machine washable | not published |
| Display | not published | Colour OLED, four orientations |
| Fill | Visco-elastic memory foam, 50 density | not published |
| Known limitation | not published | Nail polish, cold fingers and dark skin tone all reduce accuracy |
| Perfusion index | not published | Displayed -- a low value means the reading is unreliable |
| Response time | not published | Under 10 seconds |
| Sleeping position | Two heights for back and side sleeping | not published |
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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