CoStar Group, Inc. (CSGP) vs Sun Communities, Inc. (SUI)

A side-by-side comparison of CoStar Group, Inc. and Sun Communities, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 12, 2026. Differences are shown without an overall score or investment verdict.

Compare

Total returnCSGP vs SUI

growth of $100 · dividends reinvested · last 10y
CSGP +43.6% (+3.7%/yr)SUI +106.3% (+7.5%/yr)SUI compounded faster over this window
100200300400Start $10020182020202220242026$144$206
CSGP SUI

CSGP vs SUI: by the numbers

  • SUI is the larger company ($14.60B vs $12.39B market cap).
  • CSGP is profitable (2.08% net margin) while SUI runs a net loss (-39.28%).
  • CSGP grew revenue faster over the past five years (14.49% vs 3.84% CAGR).
  • SUI pays a dividend (3.64% yield), while CSGP has no payments in the available dividend history.

Metrics side by side

Valuation

MetricCSGPSUI
P/E ratio169.50N/A
Forward P/EN/A53.58
P/S ratio3.546.87
P/B ratio1.592.74
EV / EBITDA31.4517.86
FCF yield2.48%5.50%

For REITs like CoStar Group, Inc., GAAP P/E is distorted: heavy non-cash property depreciation depresses reported earnings and overstates the multiple. Real-estate companies are valued on funds from operations (FFO / AFFO) and price-to-FFO — see the Funds From Operations section. The P/E is shown for reference only.

For REITs like Sun Communities, Inc., GAAP P/E is distorted: heavy non-cash property depreciation depresses reported earnings and overstates the multiple. Real-estate companies are valued on funds from operations (FFO / AFFO) and price-to-FFO — see the Funds From Operations section. The P/E is shown for reference only.

Profitability

MetricCSGPSUI
Gross margin76.48%9.26%
Operating margin2.18%25.14%
Net margin2.08%-39.28%
ROE0.93%-15.64%
ROIC0.72%4.45%

Dividends

MetricCSGPSUI
Dividend yieldN/A3.64%
Payout ratioN/A39.85%

CoStar Group, Inc.'s payout ratio is measured against GAAP earnings, which non-cash depreciation depresses for REITs — the dividend is conventionally assessed against funds from operations (FFO / AFFO) instead, so the GAAP figure overstates the payout burden.

Sun Communities, Inc.'s payout ratio is measured against GAAP earnings, which non-cash depreciation depresses for REITs — the dividend is conventionally assessed against funds from operations (FFO / AFFO) instead, so the GAAP figure overstates the payout burden.

Growth (annualized)

MetricCSGPSUI
Revenue CAGR (5Y)14.49%3.84%
EPS CAGR (5Y)-51.09%51.92%
FCF CAGR (5Y)-5.28%2.75%
Total return CAGR (5Y)-18.19%-6.15%

Frequently asked

Which has grown faster, CSGP or SUI?
Over the past five years, CSGP grew revenue faster — CSGP at a 14.49% CAGR versus SUI at 3.84%.
Does CSGP or SUI pay a bigger dividend?
SUI pays a dividend (3.64% yield), while CSGP has no payments in the available dividend history.
Is CSGP or SUI more profitable?
CSGP runs the higher net margin — CSGP at 2.08% versus SUI at -39.28%.
How have CSGP and SUI total returns compared?
Over the past 10 years, CSGP delivered 4.11% and SUI delivered 7.40% annualized total return. 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 August 12, 2026.