APH vs TDG: which is the better buy in 2026?
On Alexandria's Compass, Amphenol Corporation has the edge with a 96/100 score versus 92/100 for TDG. Here is how they stack up, factor by factor.
Amphenol Corporation
NYSE:APH
The connector company nobody calls sexy is quietly becoming the AI datacenter's most indispensable supplier outside of Nvidia.
Full APH analysisTransDigm Group
NYSE:TDG
The best toll booth in aerospace sits near its 52-week low while aftermarket demand is accelerating into a multi-year upcycle.
Full TDG analysisFactor by factor
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Frequently asked questions
Is APH or TDG the better buy in 2026?
By Compass Score, Amphenol Corporation (NYSE:APH) edges it at 96/100 versus 92/100 for TDG. Both scores update weekly and reflect a contrarian, forward-looking read, not a recommendation.
How does Alexandria compare APH and TDG?
Each company is scored 1-100 on eight factors: revenue growth, profitability, valuation, momentum, theme purity, moat, catalysts, and market position. The Compass Score is the composite, and the comparison below shows where each name wins factor by factor.
Compass Scores are proprietary editorial research from publicly available data, not investment advice or a recommendation regarding any security. Rankings update weekly.