Image Source: DepositPhotosIn this episode of ETF Battles, Ron DeLegge ETF guide referees an audience requested triple header contest between mega cap ETFs from Blackrock (IWY) and Invesco (XLG) dueling against the S&P 500 ETF from Vanguard (VOO). Which ETF is the best investment choice?Video Length: 00:21:37 More By This Author:ETF Battles: VOO Vs. Mega Cap ETFs – Triple HeaderFirst Look ETF: Investing In Critical Tech, Securitized Assets & The Digital EconomyETF Battles: Top EV, Driverless, Flying Taxi And Battery ETF?