Fastenal Company (FAST) vs Comfort Systems USA, Inc. (FIX)

FAST leads on 10 of 17 compared metrics.

A side-by-side comparison of Fastenal Company and Comfort Systems USA, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 14, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Total return — FAST vs FIX

growth of $100 · last 29y
FAST +2792.5%FIX +11635.1%FIX compounded faster
05k10kStart $10020022007201220172022$2,893$11,735
FAST FIX

FAST vs FIX: by the numbers

  • FIX is the larger company ($66.10B vs $53.46B market cap).
  • FAST trades at the lower earnings multiple (40.85 vs 54.17 P/E).
  • FAST converts more revenue to profit (15.39% vs 12.07% net margin).
  • FIX grew revenue faster over the past five years (29.10% vs 8.19% CAGR).
  • FAST pays the higher dividend yield (1.98% vs 0.14%).

Which is better, FAST or FIX?

Metric tally: FAST 10 · FIX 7

It depends on what you're optimizing for:

ValueFAST(lower P/E)
GrowthFIX(faster 5Y revenue CAGR)
IncomeFAST(higher dividend yield)
QualityFIX(higher ROIC)

Valuation

MetricFASTFIX
P/E ratio40.8554.17
Forward P/E37.4043.52
P/S ratio6.356.53
P/B ratio13.4323.51
PEG ratio3.660.33
EV / EBITDA29.0737.78
FCF yield2.17%2.09%

Profitability

MetricFASTFIX
Gross margin44.89%25.13%
Operating margin20.25%15.69%
Net margin15.39%12.07%
ROE32.58%43.47%
ROIC28.17%33.59%

Dividends

MetricFASTFIX
Dividend yield1.98%0.14%
Payout ratio83.64%8.99%

Growth (annualized)

MetricFASTFIX
Revenue CAGR (5Y)8.19%29.10%
EPS CAGR (5Y)7.96%47.75%
FCF CAGR (5Y)3.42%33.37%
Total return CAGR (5Y)14.87%86.92%

Frequently asked

Which is better, FAST or FIX?
It depends on your goal. value: FAST (lower P/E); growth: FIX (faster 5Y revenue CAGR); income: FAST (higher dividend yield); quality: FIX (higher ROIC). Across all compared metrics, FAST leads 10 to 7.
Is FAST or FIX cheaper?
On trailing earnings, FAST is cheaper: FAST trades at a 40.85 P/E and FIX at 54.17.
Which has grown faster, FAST or FIX?
Over the past five years, FIX grew revenue faster — FAST at a 8.19% CAGR versus FIX at 29.10%.
Does FAST or FIX pay a bigger dividend?
FAST yields 1.98% and FIX yields 0.14% based on trailing dividends and the latest price.
Is FAST or FIX more profitable?
FAST runs the higher net margin — FAST at 15.39% versus FIX at 12.07%.
Which has been the better investment, FAST or FIX?
Over the past 10-year, FIX delivered the higher annualized total return — FAST at 18.42% versus FIX at 50.91%. Past performance doesn't predict future results.

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 June 14, 2026.