MXBGX vs. MLLIX
MXBGX (Great-West Lifetime 2040 Fund) and MLLIX (MFS Lifetime Income Fund) are both Target Retirement Date funds. Over the past 10 years, MXBGX returned 9.25%/yr vs 4.87%/yr for MLLIX. Their 0.71 correlation means they have sometimes moved together and sometimes differently. MXBGX charges 0.11%/yr vs 0.00%/yr for MLLIX.
Performance
MXBGX vs. MLLIX - Performance Comparison
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Returns By Period
In the year-to-date period, MXBGX achieves a 9.12% return, which is significantly higher than MLLIX's 3.48% return. Over the past 10 years, MXBGX has outperformed MLLIX with an annualized return of 9.25%, while MLLIX has yielded a comparatively lower 4.87% annualized return.
MXBGX
- 1D
- 1.33%
- 1M
- -0.08%
- 6M
- 6.34%
- YTD
- 9.12%
- 1Y
- 18.08%
- 3Y*
- 13.04%
- 5Y*
- 7.09%
- 10Y*
- 9.25%
- ALL TIME*
- 9.58%
MLLIX
- 1D
- 0.32%
- 1M
- -0.32%
- 6M
- 2.18%
- YTD
- 3.48%
- 1Y
- 7.47%
- 3Y*
- 7.16%
- 5Y*
- 3.05%
- 10Y*
- 4.87%
- ALL TIME*
- 5.07%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
| $0.00 | $0.00 | $0.00 | |
| $0.00 | $0.00 | $0.00 |
MXBGX vs. MLLIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
MXBGX Great-West Lifetime 2040 Fund | 9.12% | 16.19% | 10.17% | 16.47% | -15.90% | 15.69% | 13.61% | 25.22% | -9.48% | 18.42% |
MLLIX MFS Lifetime Income Fund | 3.48% | 9.32% | 5.62% | 9.12% | -11.99% | 6.63% | 10.06% | 13.91% | -2.37% | 8.24% |
Correlation
The correlation between MXBGX and MLLIX is 0.82, meaning they have usually moved in the same direction, including during past declines.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.82 |
Correlation (3Y) Balances recent behavior with more history. | 0.78 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.77 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.71 |
Correlation (All Time) Calculated using the full available price history since May 4, 2016 | 0.71 |
The correlation between MXBGX and MLLIX shifts across timeframes, from 0.71 (10 years) to 0.82 (1 year), reflecting how their relationship changes across market environments.
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Return for Risk
MXBGX vs. MLLIX — Risk / Return Rank
MXBGX
MLLIX
MXBGX vs. MLLIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Great-West Lifetime 2040 Fund (MXBGX) and MFS Lifetime Income Fund (MLLIX). 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.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| MXBGX | MLLIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.27 | ||
| Sortino ratioReturn per unit of downside risk | -0.45 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.31 | -0.05 |
| Calmar ratioReturn relative to maximum drawdown | 2.07 | 1.97 | +0.10 |
| Martin ratioReturn relative to average drawdown | 8.52 | 8.67 | -0.15 |
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Drawdowns
MXBGX vs. MLLIX - Drawdown Comparison
The maximum MXBGX drawdown since its inception was -30.12%, which is greater than MLLIX's maximum drawdown of -17.32%. Use the drawdown chart below to compare losses from any high point for MXBGX and MLLIX.
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Drawdown Indicators
| MXBGX | MLLIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -30.12% | -17.32% | -12.80% |
Max Drawdown (1Y)Largest decline over 1 year | -7.98% | -3.86% | -4.12% |
Max Drawdown (3Y)Largest decline over 3 years | -13.05% | -4.93% | -8.12% |
Max Drawdown (5Y)Largest decline over 5 years | -28.13% | -16.08% | -12.05% |
Max Drawdown (10Y)Largest decline over 10 years | -30.12% | -16.08% | -14.04% |
Current DrawdownCurrent decline from peak | -0.77% | -0.64% | -0.13% |
Average DrawdownAverage peak-to-trough decline | -5.53% | -2.14% | -3.39% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.94% | 0.88% | +1.06% |
Volatility
MXBGX vs. MLLIX - Volatility Comparison
Great-West Lifetime 2040 Fund (MXBGX) has a higher volatility of 2.72% compared to MFS Lifetime Income Fund (MLLIX) at 1.06%. This indicates that MXBGX's price experiences larger fluctuations and is considered to be riskier than MLLIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| MXBGX | MLLIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 2.72% | 1.06% | +1.66% |
Volatility (6M)Calculated over the trailing 6-month period | 8.79% | 3.66% | +5.13% |
Volatility (1Y)Calculated over the trailing 1-year period | 11.61% | 4.51% | +7.10% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 14.49% | 5.95% | +8.54% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 15.06% | 5.71% | +9.35% |
MXBGX vs. MLLIX - Expense Ratio Comparison
MXBGX has a 0.11% expense ratio, which is higher than MLLIX's 0.00% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
MXBGX vs. MLLIX - Dividend Comparison
MXBGX's dividend yield for the trailing twelve months is around 4.60%, less than MLLIX's 7.43% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
MLLIX MFS Lifetime Income Fund | 7.43% | 6.01% | 6.26% | 3.70% | 3.92% | 6.12% | 3.18% | 3.80% | 4.20% | 3.56% | 4.21% | 2.51% |
MXBGX Great-West Lifetime 2040 Fund | 4.60% | 5.02% | 6.86% | 5.77% | 11.05% | 10.66% | 6.43% | 9.53% | 7.86% | 5.21% | 0.00% | 0.00% |
Frequently Asked Questions
MXBGX and MLLIX have a correlation of 0.82, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
MXBGX has higher volatility (2.72%) compared to MLLIX (1.06%). In terms of maximum drawdown, MXBGX dropped -30.12% vs MLLIX's -17.32%.
MLLIX currently has the higher Sharpe Ratio (1.69 vs 1.43), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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