3M™ Littmann™ Stethoscopes Product Comparison
| Littmann Features
| Master Cardiology
| Cardiology III
| Master Classic II
| Classic II S.E.
| Pediatric and Infant
| Lightweight
| | Product Positioning
| Superior Acoustics
| Outstanding Acoustics/Versatile Pediatric & Adult Chestpiece
| Portable Yet Excellent Acoustic Performance
| The Industry standard
| High Acoustic Sensitivity
| General Purpose
| | Overall Littmann Performance (1-10 Scale)
| 10
| 9
| 8
| 7
| 7
| 5
| | Chestpiece Design and Technology
| Polished Stainless Steel "Master" Single-Sided
| Machined Stainless Steel Two-Sided Tunable
| Plated and Polished Alloy "Master" Single-Sided
| Machined Stainless Steel Two-Sided
| Machined Stainless Steel Two-Sided
| Machined Aluminum Two-Sided
| | Binaurals
| Double Lumen
| Double Lumen
| Thick Single Lumen
| Single Lumen
| Single Lumen
| Single Lumen
| | Tunable Diaphragm
| Yes
| Yes - Two Tunable Diaphragms
| Yes
| Yes
| No
| No
| | Warranty
| 7 Years
| 5 Years
| 3 Years
| 3 Years
| 3 Years
| 2 Years
| | Headset Material
| Wide Diameter Aerospace Alloy
| Wide Diameter Aerospace Alloy
| Wide Diameter Aerospace Alloy
| Std. Diameter Aerospace Alloy
| Std. Diameter Aerospace Alloy
| Std. Diameter Aerospace Alloy
| | Eartip Type
| Soft-sealing
| Soft-sealing
| Soft-sealing
| Soft-sealing
| Soft-sealing
| Firm
| | Extra Eartips
| Yes
| Yes
| Yes
| Yes
| Yes
| No
| | Special Adapters
| Yes
| No
| No
| No
| No
| No
| | Standard Length
| 22"/56 cm 27"/69 cm
| 22"/56 cm 27"/69 cm
| 27"/69 cm
| 28"/71 cm
| 28"/71 cm
| 28"/71 cm
| | Total Weight
| 175, 190 grams
| 175 grams
| 155 grams
| 125 grams
| 105, 90 grams
| 90 grams
| | Chestpiece Weight
| 95 grams
| 87 grams
| 80 grams
| 65 grams
| 45 and 30 grams
| 25 grams
| | Diaphragm Diameter
| 1.75"/4.4 cm
| 1.7"/4.3 cm
| 1.75"/4.4 cm
| 1.75"/4.4 cm
| 1.31"/2.9 cm 1.06"/2.7 cm
| 1.75"/4.4 cm
| | Bell or Small Diaphragm Diameter
| N/A
| 1.3"/3.3 cm
| N/A
| 1.25"/3.2 cm
| 1"/2.5 cm .75"/1.9 cm
| 1.25"/3.2 cm
| | Main Application Areas
| Cardiology/High Performance
| Cardiology/High Performance Adult and Pediatric
| Physical Assessment and Diagnosis
| Physical Assessment and Diagnosis
| Physical Assessment and Diagnosis
| Blood Pressure and Some General Examination
| | Number of Colors Available
| 4
| 4
| 7
| 9
| 4
| 5
| | Product
| Master Cardiology
| Cardiology III
| Master Classic II
| Classic II S.E.
| Pediatric and Infant
| Lightweight
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All Littmann Stethoscopes are latex-free.
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