Quest Diagnostics Inc vs ResMed Inc. — how do they compare? Quest Diagnostics Inc trades at $206.04 (market cap $22.80B), while ResMed Inc. trades at $198.92 (market cap $28.00B). The key difference: ResMed Inc. is the larger of the two by market cap, and Quest Diagnostics Inc pays the higher dividend (1.67%). Which is the better fit depends on your goals.
| DGX | RMD | |
|---|---|---|
Market Cap | $22.80B | $28.00B |
Sector | Health | Health |
52-Week High | $216.02 | $293.73 |
52-Week Low | $166.42 | $182.82 |
Enterprise Value | $28.82B | $27.18B |
Dividend Yield | 1.67% | 1.24% |
Signals from Pluang's Aura AI — not financial advice
Quest Diagnostics (DGX) trades at $207.35, showing minimal daily movement with a slight decline of 0.04%. The stock maintains a bullish technical stance with recent earnings beats and analyst consensus pointing to upside potential. Recent developments include New York State approval for Haystack MRD testing and strong momentum across diagnostic channels. Revenue growth accelerated to $11.04 billion in 2025 with consistent profitability margins around 9%.
DGX presents a balanced investment case with 38% analyst buy ratings and a $227.75 price target suggesting 10% upside. The company demonstrates steady revenue growth and operational efficiency, though elevated debt levels and policy risks require monitoring. Second quarter earnings on July 23, 2026, will be crucial for validating current momentum and growth trajectory.
ResMed (RMD) trades at $198.50, down 2.63% on the day, with technical indicators showing a bearish trend near support at $197. The company demonstrates strong fundamentals with consistent earnings beats, including Q1 2026 EPS of $2.86 versus $2.80 expected, and robust profitability with a 27.44% net margin. Recent strategic moves include the sale of its MatrixCare business for $490 million to sharpen focus on core sleep and respiratory care markets.
The outlook remains positive given analyst consensus targets near $249.57, representing significant upside, though near-term technical weakness and competitive pressures in digital health pose risks. Revenue growth is projected to reach $5.5 billion in 2026, supporting a solid investment case for long-term holders despite current bearish momentum.
Trailing returns across standard periods
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the U.S. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk assessment services, and information technology solutions.
Read more on DGX →ResMed is one of the largest respiratory care device companies globally, primarily developing and supplying flow generators, masks and accessories for the treatment of sleep apnea. Increasing diagnosis of sleep apnea combined with ageing populations and increasing prevalence of obesity is resulting in a structurally growing market. The company earns roughly two thirds of its revenue in the Americas and the balance across other regions dominated by Europe, Japan and Australia. Recent developments and acquisitions have focused on digital health as ResMed is aiming to differentiate itself through the provision of clinical data for use by the patient, medical care advisor and payer in the out-of-hospital setting.
Read more on RMD →