Many investors exploring large cap equities may come across the Nifty 50 and the Nifty 100. While both indices are part of the broader Nifty index family and represent large cap companies, they differ in terms of coverage, diversification, and risk characteristics.
Understanding how these indices are structured and how they behave over time can help investors better assess how they may fit within different investment approaches, based on factors such as financial goals, investment horizon, and risk appetite.
What is Nifty 50?
The Nifty 50 is a benchmark index that includes 50 large and liquid companies listed on the National Stock Exchange (NSE). These companies are selected based on factors such as free-float market capitalisation, liquidity, and trading activity. The index is diversified across multiple sectors and is widely used as a benchmark for the Indian equity market.
Free-float market capitalisation refers to the value of shares available for public trading. It is calculated by multiplying the market price of a company’s shares by the number of shares that are freely tradable, excluding holdings such as promoter or government stakes.
The Nifty 50 represents a significant portion of the listed market and is commonly used for benchmarking portfolios, index funds, and derivatives.
Source: NSE Indices Limited – Nifty 50 Index Factsheet / Methodology (2026)
What is Nifty 100?
The Nifty 100 represents the top 100 companies selected from the Nifty 500 universe and includes both the Nifty 50 and the Nifty Next 50. It serves as a broader benchmark for large cap equities, capturing a wider segment of the market compared to the Nifty 50.
Although it consists of 100 companies, their weights are not equal. Each company’s weight is determined by its free-float market capitalisation, meaning companies with larger freely tradable market value have a higher influence on the index.
Source: NSE Indices Limited – Nifty 100 Index Methodology / Factsheet
How is Nifty 100 related to Nifty 50?
Both the Nifty 50 and the Nifty 100 are part of a broader set of indices developed by the National Stock Exchange (NSE).
The Nifty 100 can be viewed as an extension of the Nifty 50. All companies included in the Nifty 50 are also part of the Nifty 100. The remaining constituents of the Nifty 100 are represented by the Nifty Next 50, which includes companies ranked just below the Nifty 50.
Both indices follow the free-float market capitalisation methodology, where companies with higher free-float market value have a greater impact on index movement. Since Nifty 50 companies are typically larger, they tend to carry relatively higher weights within the Nifty 100 as well.
Nifty 50 vs Nifty 100: Detailed comparison table
To better understand how these two indices differ in structure and behaviour, here is a side-by-side comparison across key parameters:
| Parameter | Nifty 50 | Nifty 100 |
| Number of companies | 50 | 100 |
| Index composition | Top 50 large cap companies | Nifty 50 + Nifty Next 50 |
| Coverage | Large cap segment | Broader large cap segment |
| Diversification | Relatively moderate | Relatively higher due to a wider set of companies |
| Methodology | Free-float market capitalisation weighted | Free-float market capitalisation weighted |
| Market representation | Represents a significant portion of large cap market | Represents a broader portion of the large cap universe |
| Volatility | Historically relatively lower | May be relatively higher due to inclusion of next 50 companies |
| Typical use | Often used as a core benchmark | Used for broader market exposure within large caps |
Returns Comparison: Nifty 50 vs Nifty 100 over 1, 5 & 10 years
When comparing the performance of the Nifty 50 and the Nifty 100, differences in returns across time periods may vary, though they can remain relatively close over longer horizons.
As of April 30, 2026, on a Total Return Index (TRI) basis, the 1-year return stood at 1.32% for the Nifty 100 and -0.28% for the Nifty 50. Over a 5-year period, the Nifty 100 recorded a CAGR of 12.21%, while the Nifty 50 recorded 11.69%.
Since inception, both indices have delivered comparable long-term returns, reflecting their shared exposure to large cap companies, with differences arising from the inclusion of Nifty Next 50 constituents in the Nifty 100.
The relatively narrow return gap between the two indices is partly because the Nifty 50 forms a significant portion of the Nifty 100 by weight. However, the inclusion of additional companies in the Nifty 100 may lead to periods of variation depending on market conditions.
Source: NSE Indices factsheets (Nifty 50 and Nifty 100, TRI data) – as of April 30, 2026
Past performance may or may not be sustained in the future.
Risk and volatility: Which index is steadier?
The Nifty 50 may exhibit relatively lower volatility, as it consists of larger and more established companies. In contrast, the Nifty 100 includes the Nifty Next 50 segment, which expands the index coverage and may introduce relatively higher variability depending on market conditions.
However, since Nifty 50 constituents form a substantial portion of the Nifty 100 by weight, the overall difference in volatility between the two indices may not always be significant. At the same time, the presence of Nifty Next 50 companies means the Nifty 100 may experience periods of relatively higher movement, particularly during certain market cycles.
Diversification advantage of Nifty 100 over Nifty 50
A key difference between the Nifty 50 and the Nifty 100 lies in diversification. The Nifty 100 includes a larger number of companies, including both the Nifty 50 and the Nifty Next 50, which provides broader exposure across sectors and business segments.
This broader composition may help reduce concentration in a smaller group of companies and distribute sector-specific risks more widely. In comparison, the Nifty 50, with fewer constituents, represents a relatively more concentrated segment of the large cap market.
How to choose between Nifty 50 and Nifty 100
The choice between the Nifty 50 and the Nifty 100 depends on individual preferences, financial objectives, and risk appetite. The Nifty 50 provides exposure to relatively established large cap companies and is often used as a reference point for the broader large cap segment.
The Nifty 100, with its broader coverage, includes both established companies and the next tier of large cap businesses. This offers wider exposure within the large cap space and may involve relatively higher variability compared to the Nifty 50. In practice, the difference between the two often comes down to the level of diversification and the extent of exposure within the large cap segment.
Conclusion
The comparison between the Nifty 50 and the Nifty 100 highlights that both indices serve as important benchmarks of India’s large cap equity market. While the Nifty 50 focuses on a narrower set of established companies, the Nifty 100 offers broader coverage by including a wider range of large cap businesses.
The choice between the two ultimately depends on the desired level of diversification, investment horizon, and overall portfolio considerations, with each index offering a slightly different approach to participating in the large cap segment.
FAQs
Is Nifty 100 better than Nifty 50?
No, neither index is inherently better. The Nifty 50 offers exposure to a more concentrated set of established large cap companies, while the Nifty 100 provides broader diversification by including the Nifty Next 50. The choice depends on factors such as diversification preference and risk appetite.
Does Nifty 100 include Nifty 50 stocks?
Yes, the Nifty 100 includes all Nifty 50 companies. It is made up of the Nifty 50 and the Nifty Next 50, giving it broader coverage of the large cap segment.
What is the difference between Nifty 100 and Nifty Next 50?
The Nifty Next 50 consists of companies ranked just below the Nifty 50. The Nifty 100 includes both the Nifty 50 and the Nifty Next 50, making it a broader index.
Which gives higher returns: Nifty 50 or Nifty 100?
Historically, returns of the Nifty 50 and Nifty 100 have been relatively similar over long periods. Differences may occur over shorter timeframes due to the inclusion of Nifty Next 50 stocks in the Nifty 100.
Can I do SIP in a Nifty 100 index fund?
Yes, many mutual funds tracking the Nifty 100 offer systematic investment plan (SIP) options, depending on the features of the specific scheme.
Is Nifty 100 a large cap index?
Yes, the Nifty 100 is generally classified as a large cap index. It includes the top 100 companies from the broader market, covering both established large caps and the next tier of companies.
