RTWP.L vs. WLDS.L

Last updated Jun 5, 2026

RTWP.L (L&G Russell 2000 US Small Cap UCITS ETF) and WLDS.L (iShares MSCI World Small Cap UCITS ETF) are both Small Cap Blend Equities funds - RTWP.L tracks the Russell 2000 TR USD while WLDS.L tracks the MSCI World Small Cap Inde. Both are passively managed. Over the past 5 years, RTWP.L returned 8.43%/yr vs 8.23%/yr for WLDS.L. Their correlation of 0.93 suggests significant overlap in exposure. RTWP.L charges 0.30%/yr vs 0.35%/yr for WLDS.L.

Performance

RTWP.L vs. WLDS.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in L&G Russell 2000 US Small Cap UCITS ETF (RTWP.L) and iShares MSCI World Small Cap UCITS ETF (WLDS.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

RTWP.L is traded in GBp, while WLDS.L is traded in GBP. To make them comparable, the WLDS.L values have been converted to GBp using the latest available exchange rates.

Returns By Period

In the year-to-date period, RTWP.L achieves a 16.93% return, which is significantly higher than WLDS.L's 14.58% return.

RTWP.L

• 1D: 1.41%
• 1M: 4.16%
• YTD: 16.93%
• 6M: 15.64%
• 1Y: 36.63%
• 3Y*: 14.81%
• 5Y*: 8.43%
• 10Y*: 12.05%

WLDS.L

• 1D: 0.69%
• 1M: 4.25%
• YTD: 14.58%
• 6M: 14.95%
• 1Y: 33.75%
• 3Y*: 15.03%
• 5Y*: 8.23%
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

RTWP.L vs. WLDS.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
RTWP.L L&G Russell 2000 US Small Cap UCITS ETF	16.93%	3.61%	11.18%	13.44%	-8.94%	20.68%	15.78%	20.59%	-2.79%
WLDS.L iShares MSCI World Small Cap UCITS ETF	14.58%	11.86%	8.58%	11.22%	-8.89%	16.71%	12.54%	20.41%	-4.07%

Correlation

The correlation between RTWP.L and WLDS.L is 0.92, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.92
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (All Time) Calculated using the full available price history since Apr 3, 2018	0.93

The correlation between RTWP.L and WLDS.L has been stable across timeframes, ranging from 0.92 to 0.93 - a consistent structural relationship.

RTWP.L vs. WLDS.L - Sectors Allocation Comparison

Sectors	RTWP.L	WLDS.L
Technology	20.0%	15.2%
Industrials	17.9%	20.5%
Financial Services	15.3%	13.3%
Healthcare	14.5%	9.5%
Consumer Cyclical	8.6%	10.6%
Real Estate	5.9%	8.0%
Energy	5.3%	5.0%
Basic Materials	4.6%	8.2%
Utilities	2.8%	2.8%
Consumer Defensive	2.7%	3.9%
Communication Services	2.4%	3.0%

Return for Risk

RTWP.L vs. WLDS.L — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

RTWP.L

RTWP.L Risk / Return Rank: 75
RTWP.L Sharpe Ratio Rank: 73
RTWP.L Sortino Ratio Rank: 71
RTWP.L Omega Ratio Rank: 66
RTWP.L Calmar Ratio Rank: 87
RTWP.L Martin Ratio Rank: 78

WLDS.L

WLDS.L Risk / Return Rank: 83
WLDS.L Sharpe Ratio Rank: 83
WLDS.L Sortino Ratio Rank: 84
WLDS.L Omega Ratio Rank: 80
WLDS.L Calmar Ratio Rank: 83
WLDS.L Martin Ratio Rank: 82

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

RTWP.L vs. WLDS.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for L&G Russell 2000 US Small Cap UCITS ETF (RTWP.L) and iShares MSCI World Small Cap UCITS ETF (WLDS.L). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	RTWP.L	WLDS.L	Difference
Sharpe ratio: Return per unit of total volatility	2.34	2.67	-0.34
Sortino ratio: Return per unit of downside risk	3.18	3.75	-0.57
Omega ratio: Gain probability vs. loss probability	1.39	1.48	-0.08
Calmar ratio: Return relative to maximum drawdown	4.93	4.32	+0.61
Martin ratio: Return relative to average drawdown	14.84	16.35	-1.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RTWP.L vs. WLDS.L - Sharpe Ratio Comparison

The current RTWP.L Sharpe Ratio is 2.34, which is comparable to the WLDS.L Sharpe Ratio of 2.67. The chart below compares the historical Sharpe Ratios of RTWP.L and WLDS.L, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	RTWP.L	WLDS.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.34	2.67	-0.34
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.44	0.53	-0.09
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.59	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.70	0.56	+0.13

Drawdowns

RTWP.L vs. WLDS.L - Drawdown Comparison

The maximum RTWP.L drawdown since its inception was -35.32%, which is greater than WLDS.L's maximum drawdown of -33.26%. Use the drawdown chart below to compare losses from any high point for RTWP.L and WLDS.L.

Drawdown Indicators

	RTWP.L	WLDS.L	Difference
Max Drawdown Largest peak-to-trough decline	-35.32%	-33.26%	-2.06%
Max Drawdown (1Y) Largest decline over 1 year	-7.40%	-7.78%	+0.38%
Max Drawdown (3Y) Largest decline over 3 years	-28.77%	-21.55%	-7.22%
Max Drawdown (5Y) Largest decline over 5 years	-28.77%	-21.55%	-7.22%
Max Drawdown (10Y) Largest decline over 10 years	-35.32%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-7.05%	-6.36%	-0.69%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.46%	2.06%	+0.40%

Volatility

RTWP.L vs. WLDS.L - Volatility Comparison

L&G Russell 2000 US Small Cap UCITS ETF (RTWP.L) has a higher volatility of 4.55% compared to iShares MSCI World Small Cap UCITS ETF (WLDS.L) at 3.41%. This indicates that RTWP.L's price experiences larger fluctuations and is considered to be riskier than WLDS.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RTWP.L	WLDS.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.55%	3.41%	+1.14%
Volatility (6M) Calculated over the trailing 6-month period	10.96%	9.29%	+1.67%
Volatility (1Y) Calculated over the trailing 1-year period	15.61%	12.58%	+3.03%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.25%	15.53%	+3.72%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.40%	17.29%	+3.11%

RTWP.L vs. WLDS.L - Expense Ratio Comparison

RTWP.L has a 0.30% expense ratio, which is lower than WLDS.L's 0.35% expense ratio.

Dividends

RTWP.L vs. WLDS.L - Dividend Comparison

Neither RTWP.L nor WLDS.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both RTWP.L and WLDS.L in my portfolio?

With a correlation of 0.92, RTWP.L and WLDS.L move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, RTWP.L or WLDS.L?

On fees, RTWP.L is cheaper at 0.30% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, RTWP.L or WLDS.L?

RTWP.L is cheaper with a 0.30% expense ratio, compared with 0.35% for WLDS.L.

What is the main difference between RTWP.L and WLDS.L?

RTWP.L tracks Russell 2000 TR USD, while WLDS.L tracks MSCI World Small Cap Inde. They also come from different issuers: Legal & General and iShares. Their fees differ too: 0.30% for RTWP.L and 0.35% for WLDS.L.