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Side-by-side comparisons

The 5 most-Googled finance head-to-heads, decided with math and plain English. Plus an interactive mortgage comparison below.

Roth vs Traditional IRA

Roth IRA vs Traditional IRA

Roth IRA vs Traditional IRA compared head-to-head: tax treatment, income limits, withdrawal rules, RMDs, and which one wins for your tax bracket.

15 vs 30-year mortgage

15-Year vs 30-Year Mortgage

15-year vs 30-year mortgage compared: monthly payment, total interest, equity build-up, opportunity cost, and the math that tells you which term wins.

ARM vs fixed-rate mortgage

ARM vs Fixed Mortgage

ARM vs fixed-rate mortgage compared: how 5/1, 7/1, and 10/1 ARMs work, when they save money, and the rate-shock risk that bites unprepared borrowers.

Lease vs buy

Lease vs Buy a Car

Lease vs buy car compared: monthly payment, total cost over 6 years, equity, mileage limits, and the math that decides which beats the other.

Debt snowball vs avalanche

Debt Snowball vs Avalanche

Debt snowball vs avalanche compared head-to-head: total interest, payoff speed, behavioral economics, and which method actually gets people debt-free.

HSA vs FSA

HSA vs FSA

HSA vs FSA compared head-to-head: portability, rollover rules, investment options, eligibility, contribution limits, and which health account wins for your situation.

ETF vs mutual fund

ETF vs Mutual Fund

ETF vs mutual fund compared: trading mechanics, expense ratios, tax efficiency, minimum investment, and which wins for passive vs active investors.

Term vs whole life insurance

Term Life vs Whole Life Insurance

Term life vs whole life insurance compared: cost, coverage period, cash value, ROI, and which policy type wins for most families vs estate planning needs.

Lump sum vs DCA

Lump-Sum Investing vs Dollar-Cost Averaging

Lump-sum investing vs dollar-cost averaging compared: expected returns, risk exposure, historical data, and when DCA makes sense despite the math favoring lump sum.

Renting vs buying

Renting vs Buying a Home

Rent vs buy a home compared: monthly cost, equity building, flexibility, maintenance, tax benefits, opportunity cost, and the price-to-rent ratio that decides it.

Or compare two mortgages directly

Lender A vs Lender B. 15 vs 30. Buy now vs wait. Move two sliders, see the verdict.