Which funds can replace RBUF?

Which ETFs can replace RBUF?

Which ETFs can replace RBUF? ranked by return similarity
Rank	Ticker	Fund	Return similarity
1	QBKF	AllianzIM U.S. Small Cap Buffer15 ETF	91.2%
2	KAUG	Innovator US Small Cap Power Buffer ETF - August	89.4%
3	BUFS	FT Vest Laddered Small Cap Moderate Buffer ETF	89.0%
4	KMAR	Innovator U.S. Small Cap Power Buffer ETF - March	89.0%
5	KJUL	Innovator U.S. Small Cap Power Buffer ETF - July	88.5%
6	KDEC	Innovator U.S. Small Cap Power Buffer ETF - December	88.2%
7	RSMR	FT Vest U.S. Equity Equal Weight Buffer ETF - March	87.9%
8	KSEP	Innovator U.S. Small Cap Power Buffer ETF - September	87.6%
9	KJUN	Innovator U.S. Small Cap Power Buffer ETF - June	87.4%
10	KOCT	Innovator U.S. Small Cap Power Buffer ETF - October	87.1%
11	KNOV	Innovator U.S. Small Cap Power Buffer ETF - November	86.8%
12	RSJN	FT Vest U.S. Equity Equal Weight Buffer ETF - June	86.6%
13	SNOV	FT Vest U.S. Small Cap Moderate Buffer ETF - November	86.2%
14	LCR	Leuthold Core ETF	85.9%
15	TRIO	MC Trio Equity Buffered ETF	85.8%
16	RSSE	FT Vest U.S. Equity Equal Weight Buffer ETF September	85.7%
17	SMAY	FT Vest U.S. Small Cap Moderate Buffer ETF - May	85.5%
18	BUFM	AB Moderate Buffer ETF	85.2%
19	QAI	NYLIM Hedge Multi-Strategy Tracker ETF	85.0%