FIX vs MTZ
As of Sep 20, 2026, Comfort Systems USA (FIX) scores 6.6/10 and Mastec (MTZ) 2.9/10 on AlphaStocks' five-model composite, so FIX scores higher. FIX trades 92% above its model fair value; MTZ trades 86% above its model fair value.
FIX
COMFORT SYSTEMS USA INC
6.6
Consider Buy
$1,651.93
MTZ
MASTEC INC
2.9
Avoid
$214.47
FIX vs MTZ: Which is the Better Investment?
COMFORT SYSTEMS USA INC (FIX) scores 6.6/10 while MASTEC INC (MTZ) scores 2.9/10 on AlphaStocks' composite model. COMFORT SYSTEMS USA INC has the higher composite rating of Consider Buy. On a P/E basis, MASTEC INC trades at 42.3x, making it the more attractively priced of the two.
This comparison is algorithmically generated and is not financial advice.
| Metric | FIX | MTZ |
|---|---|---|
| Scores & Fundamentals | ||
| Composite Score | 6.6/10▲ | 2.9/10 |
| Rating | Consider Buy▲ | Avoid |
| Price | $1,651.93 | $214.47 |
| P/E Ratio | 57.2 | 42.3▲ |
| ROE | 42.1%▲ | 12.5% |
| Market Cap | $58B | $17B |
| Fair Value | $858.89 | $115.04 |
| Dividend Yield | — | — |
| Sector Rank | #20 of 265▲ | #238 of 265 |
| Model Verdicts | ||
| Piotroski | Strong | Strong |
| Buffett | Strong▲ | Neutral |
| Graham | Neutral▲ | Caution |
| Lynch | Attractive▲ | Neutral |
| Greenblatt | Caution | Caution |
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FIX vs MTZ: Which Stock Scores Higher?
COMFORT SYSTEMS USA INC (FIX) and MASTEC INC (MTZ) are both in the Industrials sector. FIX currently leads with a composite score of 6.6/10 (Consider Buy) compared to MTZ's 2.9/10 (Avoid).
The AlphaStocks composite score evaluates each stock across four dimensions: Quality (business strength measured by Piotroski F-Score and Buffett quality criteria), Value (discount to intrinsic worth using Graham, Lynch, and Greenblatt models), Momentum (6-month price trend), and Timing (a confirmation signal that requires both value and momentum to align). A higher composite score indicates stronger overall fundamentals combined with favorable market conditions.
This comparison uses the same scoring framework for both companies, ensuring an apples-to-apples evaluation. Scores are recalculated daily after market close using data from SEC filings and market prices. Read the full methodology to understand how each model contributes to the composite score.
Scores are algorithm-generated research tools, not investment recommendations. Past performance does not guarantee future results. Always do your own due diligence. Full disclaimer