GIB vs ACN

For growth investors, CGI Inc.

(GIB) is the stronger pick with 8. 4% revenue growth year-over-year, versus 7. 4% for Accenture plc (ACN). CGI Inc. (GIB) offers the better valuation at 12. 6x trailing P/E (7. 4x forward), making it the more compelling value choice. Analysts rate CGI Inc. (GIB) a "Buy" — based on 18 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, CGI Inc.

(GIB) is the cheapest at 12. 6x versus Accenture plc at 14. 8x. On forward P/E, CGI Inc. is actually cheaper at 7. 4x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: CGI Inc. wins at 0. 63x versus Accenture plc's 1. 44x — a PEG below 1. 0 traditionally signals the market is underpricing earnings growth.

Over the past 5 years, CGI Inc.

(GIB) delivered a total return of -24. 5%, compared to -29. 5% for Accenture plc (ACN). Over 10 years, the gap is even starker: ACN returned +89. 9% versus GIB's +57. 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), CGI Inc.

(GIB) is the lower-risk stock at 0. 52β versus Accenture plc's 0. 85β — meaning ACN is approximately 64% more volatile than GIB relative to the S&P 500. On balance sheet safety, Accenture plc (ACN) carries a lower debt/equity ratio of 25% versus 43% for CGI Inc. — giving it more financial flexibility in a downturn.

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

(GIB) is pulling ahead at 8. 4% versus 7. 4% for Accenture plc (ACN). On earnings-per-share growth, the picture is similar: Accenture plc grew EPS 6. 2% year-over-year, compared to 0. 5% for CGI Inc.. Over a 3-year CAGR, GIB leads at 7. 7% 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.

Accenture plc (ACN) is the more profitable company, earning 11.

0% net margin versus 10. 4% for CGI Inc. — meaning it keeps 11. 0% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: GIB leads at 20. 6% versus 14. 7% for ACN. At the gross margin level — before operating expenses — ACN leads at 31. 9%, 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, CGI Inc. (GIB) is the more undervalued stock at a PEG of 0. 63x versus Accenture plc's 1. 44x. A PEG below 1. 0 is traditionally considered the threshold for growth-adjusted undervaluation. On forward earnings alone, CGI Inc. (GIB) trades at 7. 4x forward P/E versus 13. 0x for Accenture plc — 5. 6x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for ACN: 66. 4% to $299. 92.

All stocks in this comparison pay dividends.

Accenture plc (ACN) offers the highest yield at 3. 2%, versus 0. 6% for CGI Inc. (GIB).

For long-horizon retirement investors, CGI Inc.

(GIB) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β 0. 52), 0. 6% yield). Both have compounded well over 10 years (GIB: +57. 0%, ACN: +89. 9%), 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 Technology 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.