Key Takeaways HON's aerospace aftermarket and defense sales grew 7% and 13% year over year in Q2 2025.MMM saw 2.5% growth in Safety and Industrial and 1% in Transportation and Electronics.HON's 2025 sales and EPS estimates show 5.7% and 6.3% growth, outpacing MMM's outlook.Honeywell International Inc. (HON) and 3M Company (MMM) are two familiar names operating in the Zacks Diversified Operations industry. Both companies compete in multiple industries with significant overlap in the aerospace, consumer goods ...