Just to throw some data into the mix: the biggest difference is not between growth or value. It's between US and ex-US equities: https://www.portfoliovisualize

Just to throw some data into the mix: the biggest difference is not between growth or value. It's between US and ex-US equities: https://www.portfoliovisualizer.com/backtest-asset-class-allocation?s=y&mode=1&timePeriod=4&startYear=1972&firstMonth=1&endYear=2019&lastMonth=12&calendarAligned=true&initialAmount=10000&annualOperation=0&annualAdjustment=0&inflationAdjusted=true&annualPercentage=0.0&frequency=4&rebalanceType=1&absoluteDeviation=5.0&relativeDeviation=25.0&benchmark=VFINX&asset1=LargeCapValue&allocation1_1=100&asset2=LargeCapGrowth&allocation2_2=100&asset3=IntlDeveloped&allocation3_3=100&total1=100&total2=100&total3=100 https://www.portfoliovisualizer.com/backtest-asset-class-all...