Compare CubeSmart (CUBE) vs Extra Space Storage Inc. (EXR) Stock

CubeSmart (CUBE) offers the better valuation at 23.9x trailing P/E (28.7x forward), making it the more compelling value choice. Analysts rate CubeSmart (CUBE) a "Hold" — based on 29 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, CubeSmart (CUBE) is the cheapest at 23.9x versus Extra Space Storage Inc. at 37.5x. On forward P/E, CubeSmart is actually cheaper at 28.7x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: CubeSmart wins at 0.92x versus Extra Space Storage Inc.'s 7.10x — a PEG below 1.0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, Extra Space Storage Inc. (EXR) delivered a total return of +46.2%, compared to +38.4% for CubeSmart (CUBE). A $10,000 investment in EXR five years ago would be worth approximately $15K today (assuming dividends reinvested). Over 10 years, the gap is even starker: EXR returned +140.5% versus CUBE's +88.4%. 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), CubeSmart (CUBE) is the lower-risk stock at 0.53β versus Extra Space Storage Inc.'s 0.56β — meaning EXR is approximately 6% more volatile than CUBE relative to the S&P 500. On balance sheet safety, Extra Space Storage Inc. (EXR) carries a lower debt/equity ratio of 88% versus 103% for CubeSmart — giving it more financial flexibility in a downturn.

CubeSmart (CUBE) is the more profitable company, earning 36.7% net margin versus 25.6% for Extra Space Storage Inc. — meaning it keeps 36.7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: CUBE leads at 45.3% versus 39.6% for EXR. At the gross margin level — before operating expenses — EXR leads at 76.3%, 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, CubeSmart (CUBE) is the more undervalued stock at a PEG of 0.92x versus Extra Space Storage Inc.'s 7.10x. A PEG below 1.0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, CubeSmart (CUBE) trades at 28.7x forward P/E versus 31.7x for Extra Space Storage Inc. — 2.9x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for CUBE: 1.5% to $41.75.

All stocks in this comparison pay dividends. CubeSmart (CUBE) offers the highest yield at 4.9%, versus 4.3% for Extra Space Storage Inc. (EXR).

For long-horizon retirement investors, Extra Space Storage Inc. (EXR) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0.56), 4.3% yield, +140.5% 10Y return). Both have compounded well over 10 years (EXR: +140.5%, CUBE: +88.4%), 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.

Both stocks operate in the Real Estate sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both. 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.