Comfort Systems USA, Inc. (FIX) vs TransDigm Group Incorporated (TDG)
A side-by-side comparison of Comfort Systems USA, Inc. and TransDigm Group Incorporated across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 13, 2026. Differences are shown without an overall score or investment verdict.
FIX
Comfort Systems USA, Inc.
$1,651.37IndustrialsDelayed quote: Sep 18, 2026, 4:01 PM EDT
TDG
TransDigm Group Incorporated
$1,086.05IndustrialsDelayed quote: Sep 18, 2026, 4:00 PM EDT
Total return — FIX vs TDG
growth of $100 · dividends reinvested · last 10yFIX +6323.9% (+51.6%/yr)TDG +544.5% (+20.5%/yr)FIX compounded faster over this window
Log scale — wide-divergence pair
FIX TDG
FIX vs TDG: by the numbers
- •TDG is the larger company ($60.75B vs $58.12B market cap).
- •TDG trades at the lower trailing earnings multiple (32.95 vs 40.61 P/E), one valuation lens rather than an overall verdict.
- •TDG converts more revenue to profit (21.28% vs 12.78% net margin).
- •FIX grew revenue faster over the past five years (32.05% vs 16.52% CAGR).
- •TDG pays the higher dividend yield (7.89% vs 0.18%).
Metrics side by side
Valuation
| Metric | FIX | TDG |
|---|---|---|
| P/E ratio | 40.61 | 32.95 |
| Forward P/E | 33.70 | 26.44 |
| P/S ratio | 5.18 | 6.07 |
| P/B ratio | 18.06 | N/A |
| EV / EBITDA | 28.15 | 18.40 |
| FCF yield | 3.72% | 3.17% |
Profitability
| Metric | FIX | TDG |
|---|---|---|
| Gross margin | 25.67% | 59.57% |
| Operating margin | 16.46% | 46.19% |
| Net margin | 12.78% | 21.28% |
| ROE | 44.58% | N/A |
| ROIC | 38.80% | 16.02% |
Dividends
| Metric | FIX | TDG |
|---|---|---|
| Dividend yield | 0.18% | 7.89% |
| Payout ratio | 7.38% | 273.06% |
Growth (annualized)
| Metric | FIX | TDG |
|---|---|---|
| Revenue CAGR (5Y) | 32.05% | 16.52% |
| EPS CAGR (5Y) | 47.75% | 31.14% |
| FCF CAGR (5Y) | 59.02% | 16.26% |
| Total return CAGR (5Y) | 88.88% | 17.98% |
Frequently asked
- Which has the lower trailing P/E, FIX or TDG?
- TDG has the lower trailing P/E: FIX trades at 40.61 and TDG at 32.95. P/E is one valuation measure and does not by itself establish which business is cheaper.
- Which has grown faster, FIX or TDG?
- Over the past five years, FIX grew revenue faster — FIX at a 32.05% CAGR versus TDG at 16.52%.
- Does FIX or TDG pay a bigger dividend?
- FIX yields 0.18% and TDG yields 7.89% based on trailing dividends and the latest price.
- Is FIX or TDG more profitable?
- TDG runs the higher net margin — FIX at 12.78% versus TDG at 21.28%.
- How have FIX and TDG total returns compared?
- Over the past 10 years, FIX delivered 51.60% and TDG delivered 20.41% annualized total return. Past performance doesn't predict future results.
Go deeper
Dig into the metrics
Comfort Systems USA P/E ratioTransDigm P/E ratioComfort Systems USA dividend yieldTransDigm dividend yieldComfort Systems USA ROETransDigm ROEComfort Systems USA operating marginTransDigm operating marginComfort Systems USA revenue growthTransDigm revenue growthComfort Systems USA free cash flowTransDigm free cash flow
Comfort Systems USA & TransDigm appear in these rankings
Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified September 13, 2026.