ACC vs Ambuja Cements (2026): Financials, Valuation, Growth & Which Is Better?

ACC vs Ambuja Cements financial comparison

ACC is cheaper and currently generates stronger capital-return ratios, while Ambuja has the higher profit margin and better operating-cash-flow conversion.

The table shows why this comparison deserves more than a one-line verdict. ACC looks statistically cheap, but Ambuja currently converts reported earnings into operating cash more convincingly and operates from a far larger strategic base.

Which company is bigger: ACC or Ambuja?

Ambuja Cements is substantially larger by market value and strategic cement-platform scale.

At Bull Run's 25 August 2026 snapshot, Ambuja's market capitalisation is roughly ₹1.08 lakh crore compared with about ₹25,983 crore for ACC. That makes Ambuja a little over four times larger by listed market value.

Ambuja's FY2025-26 integrated report states that consolidated cement capacity reached 109 MTPA and that management is targeting 119 MTPA by FY2026-27. The report also highlights the integration of acquired assets including Orient, Penna and Sanghi.

ACC remains an important operating cement brand with a long history, but investors should understand that the current strategic centre of gravity sits at the wider Ambuja-led platform.

How do the businesses of ACC and Ambuja differ?

Both manufacture cement and related building materials, but Ambuja now represents a broader consolidation platform while ACC remains a separately listed operating subsidiary with its own brand and assets.

ACC

ACC manufactures cement and ready-mix concrete and also sells construction-related products including waterproofing compounds, mortars, tile adhesives and specialised concrete products. Its distribution network serves individual home builders, contractors, infrastructure customers and institutional buyers.

The important strategic point is that ACC now operates inside the Ambuja-Adani cement structure rather than as an isolated cement group.

Ambuja Cements

Ambuja manufactures and markets cement and related building materials across India. Its current strategy is much more expansion-heavy. The FY2025-26 integrated report describes a 109 MTPA consolidated platform and a planned move to 119 MTPA in FY2026-27.

The report also describes a push toward logistics integration, renewable power, cost reduction, capacity utilisation and operational integration of acquired businesses.

Which is cheaper: ACC or Ambuja Cements?

ACC is materially cheaper on both P/E and P/B in the current Bull Run snapshot.

ACC trades at approximately 13.61x trailing earnings against Ambuja's 24.71x. Both are below Bull Run's current cement-industry P/E of 32.46x, but ACC's discount is much larger.

ACC also trades at approximately 1.26x book value versus Ambuja's 1.82x.

That does not automatically make ACC the better investment. A lower valuation can reflect weaker earnings expectations, company-specific concerns, parent-subsidiary complexity or lower anticipated growth. The right question is whether the discount is larger than the difference in future economics.

Which has better profitability: ACC or Ambuja?

ACC currently generates stronger returns on capital, while Ambuja reports the better net profit margin.

ACC's ROE is about 10.93%, compared with Ambuja's 8.38%. ACC's ROCE is also considerably higher at approximately 10.90% versus Ambuja's 4.88%.

That gives ACC the advantage if the investor focuses on current capital efficiency.

Ambuja's net profit margin, however, stands near 10.98%, ahead of ACC's roughly 7.52%. The difference suggests that the two companies currently turn revenue into bottom-line profit differently even though ACC generates better returns relative to the capital base measured in Bull Run's data.

Which has the stronger balance sheet?

Both companies show very low leverage, but ACC has stronger current liquidity and interest coverage in the present snapshot.

ACC's debt-to-equity ratio is effectively zero. Ambuja's is also extremely low at roughly 0.001.

ACC reports interest coverage around 20.2x compared with Ambuja's 15.7x. ACC's current ratio is approximately 1.97x, versus roughly 1.05x for Ambuja.

On these measures alone, ACC looks more conservatively positioned. But Ambuja's broader group-level expansion programme means investors should separately monitor acquisition integration, capital expenditure and the consolidated cash needs of the larger platform.

Which has better cash-flow quality?

Ambuja has the clearer advantage in the latest operating-cash-flow conversion measure available in Bull Run's dataset.

Ambuja's operating cash flow to net profit ratio is approximately 1.13x. That means operating cash flow in the relevant measurement period exceeded reported net profit.

ACC's comparable ratio is negative at approximately -0.64x. A negative conversion ratio deserves investigation because reported profit and cash generation are moving in different directions.

This does not prove permanent weakness in ACC. Cement businesses can experience working-capital swings, tax movements, inventory changes and timing differences. But it is precisely the kind of discrepancy an investor should investigate in the cash-flow statement rather than dismiss.

ACC vs Ambuja promoter holding and institutional ownership

Ambuja has the higher promoter holding, while both companies currently show zero promoter pledging.

Institutional ownership is relatively similar. The more important structural difference is that ACC itself is a controlled subsidiary of Ambuja.

Which stock has performed better recently?

Both stocks have had a weak year, although ACC has marginally outperformed Ambuja over the latest one-year period in Bull Run's dataset.

These differences are small compared with the overall decline. Both stocks have traded well below their respective 52-week highs.

ACC is around 34.3% below its 52-week high of ₹1,987, while Ambuja is around 31.2% below its 52-week high of roughly ₹600.8 in the database snapshot.

Price weakness can improve valuation, but falling price alone does not create value. Investors should first determine whether earnings expectations or industry economics have changed.

What do the technical indicators say?

Both stocks are trading below important medium-term moving averages and have relatively weak RSI readings.

The purpose of this section is context, not a trading signal. A low RSI or price below a moving average does not by itself mean a stock is cheap or ready to reverse.

What is the growth story for Ambuja Cements?

Ambuja's current growth story centres on scale expansion, acquisition integration, utilisation improvement and cost reduction.

Its FY2025-26 integrated report states that consolidated capacity reached 109 MTPA after additions from organic expansion, acquisitions and debottlenecking. Management is targeting 119 MTPA by FY2026-27.

The company says it is integrating Orient, Penna and Sanghi assets and increasingly focusing on stabilising newly commissioned capacity and improving utilisation.

That means future returns depend not merely on adding tonnes of cement capacity but on turning that capacity into profitable volumes and acceptable ROCE.

What is the investment case for ACC?

ACC's current appeal is primarily its lower valuation, stronger capital-return ratios and very low leverage.

Its P/E of roughly 13.6x is less than half the sector benchmark in Bull Run's current dataset. The P/B ratio is also lower than Ambuja's, and both ROE and ROCE currently exceed Ambuja's.

The concern is cash conversion. ACC's latest operating-cash-flow-to-net-profit measure is negative, and its recent quarterly sales and profit growth figures in the Bull Run snapshot are weak.

ACC therefore looks statistically inexpensive, but the investment argument requires evidence that profitability and cash generation can stabilise or improve within the integrated Adani cement platform.

ACC strengths and risks

Ambuja Cements strengths and risks

ACC vs Ambuja Cements FAQs

Is ACC owned by Ambuja Cements?

Yes. ACC's official website identifies ACC Limited as a subsidiary of Ambuja Cements Limited.

Which is cheaper, ACC or Ambuja?

ACC. In Bull Run's 25 August 2026 snapshot, ACC trades at about 13.61x earnings versus Ambuja at about 24.71x.

Which has higher ROE?

ACC. ACC's current ROE is approximately 10.93%, compared with 8.38% for Ambuja.

Which has higher ROCE?

ACC. ACC's current ROCE is approximately 10.90%, versus 4.88% for Ambuja.

Which has the better net profit margin?

Ambuja. Its current net profit margin is approximately 10.98%, compared with 7.52% for ACC.

Which company has more debt?

Neither currently shows meaningful debt relative to equity in Bull Run's snapshot. Both debt-to-equity ratios are close to zero.

Which stock has the better Bull Run Score?

Ambuja's current Bull Run Score is 54.8/100, compared with 47.1/100 for ACC.

Research sources

• Bull Run: ACC share price, fundamentals and financial analysis
• Bull Run: Ambuja Cements share price, fundamentals and financial analysis
• Bull Run: Cement & Cement Products sector
• ACC official corporate profile and ownership context
• Ambuja Cements Integrated Report 2025-26
• Ambuja Cements manufacturing capacity and expansion