APPF vs ROP vs TYL vs CSGP

For growth investors, AppFolio, Inc.

(APPF) is the stronger pick with 19. 7% revenue growth year-over-year, versus 9. 1% for Tyler Technologies, Inc. (TYL). Roper Technologies, Inc. (ROP) offers the better valuation at 25. 1x trailing P/E (16. 0x forward), making it the more compelling value choice. Analysts rate AppFolio, Inc. (APPF) a "Buy" — based on 13 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Roper Technologies, Inc.

(ROP) is the cheapest at 25. 1x versus CoStar Group, Inc. at 2102. 4x. On forward P/E, Roper Technologies, Inc. is actually cheaper at 16. 0x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: Roper Technologies, Inc. wins at 1. 67x versus Tyler Technologies, Inc. 's 2. 84x — a reasonable growth-adjusted valuation.

Over the past 5 years, AppFolio, Inc.

(APPF) delivered a total return of +32. 4%, compared to -58. 2% for CoStar Group, Inc. (CSGP). Over 10 years, the gap is even starker: APPF returned +1247% versus CSGP's +74. 0%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Roper Technologies, Inc.

(ROP) is the lower-risk stock at 0. 43β versus CoStar Group, Inc. 's 0. 80β — meaning CSGP is approximately 86% more volatile than ROP relative to the S&P 500. On balance sheet safety, AppFolio, Inc. (APPF) carries a lower debt/equity ratio of 13% versus 47% for Roper Technologies, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), AppFolio, Inc.

(APPF) is pulling ahead at 19. 7% versus 9. 1% for Tyler Technologies, Inc. (TYL). On earnings-per-share growth, the picture is similar: Tyler Technologies, Inc. grew EPS 19. 0% year-over-year, compared to -95. 1% for CoStar Group, Inc.. Over a 3-year CAGR, APPF leads at 26. 3% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Roper Technologies, Inc.

(ROP) is the more profitable company, earning 19. 4% net margin versus 0. 2% for CoStar Group, Inc. — meaning it keeps 19. 4% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: ROP leads at 28. 3% versus -2. 2% for CSGP. At the gross margin level — before operating expenses — CSGP leads at 75. 2%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, Roper Technologies, Inc. (ROP) is the more undervalued stock at a PEG of 1. 67x versus Tyler Technologies, Inc. 's 2. 84x. Both stocks trade at elevated growth-adjusted valuations, so expected growth needs to materialise. On forward earnings alone, Roper Technologies, Inc. (ROP) trades at 16. 0x forward P/E versus 25. 4x for Tyler Technologies, Inc. — 9. 4x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for CSGP: 77. 4% to $61. 91.

In this comparison, ROP (0.

9% yield) pays a dividend. APPF, TYL, CSGP do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, AppFolio, Inc.

(APPF) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 71), +1247% 10Y return). Both have compounded well over 10 years (APPF: +1247%, CSGP: +74. 0%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

These companies operate in different sectors (APPF (Technology) and ROP (Industrials) and TYL (Technology) and CSGP (Real Estate)), which means they face different economic cycles, regulatory environments, and macro sensitivities — making direct comparison nuanced.

In terms of investment character: APPF is a small-cap high-growth stock; ROP is a mid-cap quality compounder stock; TYL is a mid-cap quality compounder stock; CSGP is a mid-cap high-growth stock. ROP pays a dividend while APPF, TYL, CSGP do not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.