PRIP.L vs. UC81.L

Last updated Jun 4, 2026

PRIP.L (Amundi Prime US Corporates UCITS ETF DR (D)) and UC81.L (UBS ETF (LU) Bloomberg US Liquid Corporates 1-5 Year UCITS ETF (USD) A-dis) are both Corporate Bonds funds - PRIP.L tracks the Bloomberg US Corp Bond TR USD while UC81.L tracks the Bloomberg US Corp 1-3 Yr TR USD. Both are passively managed. Over the past year, PRIP.L returned 1.83% vs 5.03% for UC81.L. Their correlation of 0.80 suggests significant overlap in exposure. PRIP.L charges 0.05%/yr vs 0.18%/yr for UC81.L.

Performance

PRIP.L vs. UC81.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in Amundi Prime US Corporates UCITS ETF DR (D) (PRIP.L) and UBS ETF (LU) Bloomberg US Liquid Corporates 1-5 Year UCITS ETF (USD) A-dis (UC81.L). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PRIP.L achieves a -0.05% return, which is significantly lower than UC81.L's 0.31% return.

PRIP.L

• 1D: -0.13%
• 1M: 1.71%
• YTD: -0.05%
• 6M: -5.09%
• 1Y: 1.83%
• 3Y*: —
• 5Y*: —
• 10Y*: —

UC81.L

• 1D: 0.15%
• 1M: 1.30%
• YTD: 0.31%
• 6M: -0.07%
• 1Y: 5.03%
• 3Y*: 2.71%
• 5Y*: 3.16%
• 10Y*: 3.32%

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

PRIP.L vs. UC81.L - Yearly Performance Comparison

	2026 (YTD)	2025
PRIP.L Amundi Prime US Corporates UCITS ETF DR (D)	-0.05%	0.86%
UC81.L UBS ETF (LU) Bloomberg US Liquid Corporates 1-5 Year UCITS ETF (USD) A-dis	0.31%	4.08%

Correlation

The correlation between PRIP.L and UC81.L is 0.80, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.80
Correlation (All Time) Calculated using the full available price history since Apr 29, 2025	0.80

The correlation between PRIP.L and UC81.L has been stable across timeframes, ranging from 0.80 to 0.80 - a consistent structural relationship.

Return for Risk

PRIP.L vs. UC81.L — Risk / Return Rank

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

PRIP.L

PRIP.L Risk / Return Rank: 11
PRIP.L Sharpe Ratio Rank: 12
PRIP.L Sortino Ratio Rank: 11
PRIP.L Omega Ratio Rank: 12
PRIP.L Calmar Ratio Rank: 11
PRIP.L Martin Ratio Rank: 11

UC81.L

UC81.L Risk / Return Rank: 24
UC81.L Sharpe Ratio Rank: 25
UC81.L Sortino Ratio Rank: 25
UC81.L Omega Ratio Rank: 23
UC81.L Calmar Ratio Rank: 25
UC81.L Martin Ratio Rank: 24

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.

PRIP.L vs. UC81.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amundi Prime US Corporates UCITS ETF DR (D) (PRIP.L) and UBS ETF (LU) Bloomberg US Liquid Corporates 1-5 Year UCITS ETF (USD) A-dis (UC81.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.

	PRIP.L	UC81.L	Difference
Sharpe ratio: Return per unit of total volatility	0.23	0.86	-0.63
Sortino ratio: Return per unit of downside risk	0.34	1.31	-0.97
Omega ratio: Gain probability vs. loss probability	1.05	1.15	-0.10
Calmar ratio: Return relative to maximum drawdown	0.20	1.17	-0.97
Martin ratio: Return relative to average drawdown	0.37	3.01	-2.64
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

PRIP.L vs. UC81.L - Sharpe Ratio Comparison

The current PRIP.L Sharpe Ratio is 0.23, which is lower than the UC81.L Sharpe Ratio of 0.86. The chart below compares the historical Sharpe Ratios of PRIP.L and UC81.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

	PRIP.L	UC81.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.23	0.86	-0.63
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.41	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.36	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.09	0.43	-0.33

Drawdowns

PRIP.L vs. UC81.L - Drawdown Comparison

The maximum PRIP.L drawdown since its inception was -9.14%, smaller than the maximum UC81.L drawdown of -14.94%. Use the drawdown chart below to compare losses from any high point for PRIP.L and UC81.L.

Drawdown Indicators

	PRIP.L	UC81.L	Difference
Max Drawdown Largest peak-to-trough decline	-9.14%	-14.94%	+5.80%
Max Drawdown (1Y) Largest decline over 1 year	-9.14%	-4.29%	-4.85%
Max Drawdown (3Y) Largest decline over 3 years	—	-8.01%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-14.31%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-14.94%	—
Current Drawdown Current decline from peak	-6.78%	-2.74%	-4.04%
Average Drawdown Average peak-to-trough decline	-3.49%	-5.57%	+2.08%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.95%	1.67%	+3.28%

Volatility

PRIP.L vs. UC81.L - Volatility Comparison

Amundi Prime US Corporates UCITS ETF DR (D) (PRIP.L) has a higher volatility of 1.68% compared to UBS ETF (LU) Bloomberg US Liquid Corporates 1-5 Year UCITS ETF (USD) A-dis (UC81.L) at 1.53%. This indicates that PRIP.L's price experiences larger fluctuations and is considered to be riskier than UC81.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PRIP.L	UC81.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.68%	1.53%	+0.15%
Volatility (6M) Calculated over the trailing 6-month period	6.61%	4.27%	+2.34%
Volatility (1Y) Calculated over the trailing 1-year period	7.82%	5.82%	+2.00%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	7.90%	7.78%	+0.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.90%	9.16%	-1.26%

PRIP.L vs. UC81.L - Expense Ratio Comparison

PRIP.L has a 0.05% expense ratio, which is lower than UC81.L's 0.18% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

PRIP.L vs. UC81.L - Dividend Comparison

PRIP.L has not paid dividends to shareholders, while UC81.L's dividend yield for the trailing twelve months is around 4.68%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PRIP.L Amundi Prime US Corporates UCITS ETF DR (D)	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
UC81.L UBS ETF (LU) Bloomberg US Liquid Corporates 1-5 Year UCITS ETF (USD) A-dis	4.68%	5.59%	4.77%	3.28%	1.36%	1.58%	2.75%	2.90%	2.20%	2.16%	1.86%	0.84%

Frequently Asked Questions

Can I hold both PRIP.L and UC81.L in my portfolio?

PRIP.L and UC81.L have a correlation of 0.80, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, PRIP.L or UC81.L?

On fees, PRIP.L is cheaper at 0.05% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, PRIP.L or UC81.L?

PRIP.L is cheaper with a 0.05% expense ratio, compared with 0.18% for UC81.L.

What is the main difference between PRIP.L and UC81.L?

PRIP.L tracks Bloomberg US Corp Bond TR USD, while UC81.L tracks Bloomberg US Corp 1-3 Yr TR USD. They also come from different issuers: Amundi and UBS. Their fees differ too: 0.05% for PRIP.L and 0.18% for UC81.L.