3M™ Littmann™ Stethoscopes

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3M™ Littmann™ Stethoscope Product Comparison

Littmann Features Master Cardiology Cardiology STC Cardiology III Master Classic II Classic II S.E. Pediatric and Infant Select Lightweight II S.E.
Product Positioning Superior Acoustics Outstanding Acoustics Outstanding Acoustics/Versatile Pediatric & Adult Chestpiece Portable Yet Excellent Acoustic Performance The Industry standard High Acoustic Sensitivity Reliable Acoustics General Purpose
Overall Littmann Performance (1-10 Scale) 10 9+ 9 8 7 7 6 5
Chestpiece Design and Technology Matte Finished Plated Alloy Machined Stainless Steel Tunable Machined Stainless Steel Two-Sided Tunable Plated and Polished Alloy "Master" Single-Sided Machined Stainless Steel Two-Sided Machined Stainless Steel Two-Sided Coated Alloy Single-Sided Machined Aluminum Two-Sided
Binaurals Double Lumen Double Lumen Double Lumen Thick Single Lumen Single Lumen Single Lumen Single Lumen Single Lumen
Tunable Diaphragm Yes Yes Yes - Two Tunable Diaphragms Yes Yes No Yes No
Warranty 7 Years 6 Years 5 Years 3 Years 3 Years 3 Years 2 Years 2 Years
Headset Material Wide Diameter Aerospace Alloy Wide Diameter Aerospace Alloy Wide Diameter Aerospace Alloy Wide Diameter Aerospace Alloy Std. 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 Soft-sealing Firm Soft-sealing
Extra Eartips Yes Yes Yes Yes Yes Yes No No
Special Adapters Yes No No No No No No No
Standard Length 27"/69 cm 27"/69 cm 27"/69 cm 27"/69 cm 28"/71 cm 28"/71 cm 28"/71 cm 28"/71 cm
Total Weight 180 grams 180 grams 165, 175 grams 155 grams 125 grams 105 and 90 grams 115 grams 90 grams
Chestpiece Weight 90 grams 95 grams 87 grams 80 grams 65 grams 45 and 30 grams 55 grams 25 grams
Diaphragm Diameter 1.75"/4.4 cm Oval 4.2/4.8 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 1.75"/4.4 cm
Bell or Small Diaphragm Diameter N/A N/A 1.3"/3.3 cm N/A 1.25"/3.2 cm 1"/2.5 cm .75"/1.9 cm N/A 1.25"/3.2 cm
Main Application Areas Cardiology/High Performance Adult Cardiology/High Performance Cardiology/High Performance Adult and Pediatric Physical Assessment and Diagnosis Physical Assessment and Diagnosis Physical Assessment and Diagnosis Limited Physical Assessment and Blood Pressure Limited Physical Assessment and Blood Pressure
Product Master Cardiology Cardiology STC Cardiology III Master Classic II Classic II S.E. Pediatric and Infant Select Lightweight II S.E.

All Littmann Stethoscopes are latex-free.

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