What is the money guy formula for buying cars?

Asked by: Nola Hintz  |  Last update: November 6, 2025
Score: 4.3/5 (16 votes)

The 20/3/8 rule stands for: 20% down. Finance no longer than 3 years. Total car payment is no more than 8% of gross income.

What is the 50/30/20 rule for car payments?

Set your car payment budget

50% for needs such as housing, food and transportation — which, in this case, is your monthly car payment and related auto expenses. 30% for wants such as entertainment, travel and other nonessential items. 20% for savings, paying off credit cards and meeting long-range financial goals.

What is the best formula for buying a car?

What is the 20/4/10 rule?
  • 20% down — be able to pay 20% or more of the total purchase price up front.
  • 4-year loan — be able to pay off the balance in 48 months or fewer.
  • 10% of your income — your total monthly auto costs (including insurance, gas, maintenance, and car payments) should be 10% or less of your monthly income.

What is the 20 8 3 rule for car buying?

The 20/3/8 car buying rule says you should put 20% down, pay off your car loan in three years (36 months), and spend no more than 8% of your pretax income on car payments. As we go into depth to determine how realistic this rule is, you may consider whether it can actually help you budget for your next car.

What is Dave Ramsey's rule on cars?

“Your cars, trucks, boats, motorcycles and other vehicles should not have a total value that exceeds half your annual income. Why? You don't want too much of your wealth tied up in things that depreciate. And cars, trucks and things with motors depreciate big time,” Ramsey posted on X.

How to Buy a Car the RIGHT Way! (20/3/8 Rule)

23 related questions found

How much should I spend on a car if I make $100,000?

To calculate an affordable car payment, use the recommended 20% down and 60-month maximum loan term. Based on those terms, a person making $100,000 a year can afford a $61,000 car, assuming their other expenses allow for a monthly payment of approximately $931.05.

Do 90% of millionaires make over $100,000 a year?

Ninety-three percent of millionaires said they got their wealth because they worked hard, not because they had big salaries. Only 31% averaged $100,000 a year over the course of their career, and one-third never made six figures in any single working year of their career.

What is the 30 60 90 rule for cars?

The 30-60-90 rule refers to a preventative maintenance schedule that suggests key servicing at 30,000 miles, 60,000 miles, and 90,000 miles.

What is the 10 second rule cars?

To give yourself time to react, avoid last minute moves and hazards, always keep your eyes moving and scan the road at least 10 seconds ahead of your vehicle.

What is the money guy rule for buying cars?

The 20/3/8 rule stands for:

20% down. Finance no longer than 3 years. Total car payment is no more than 8% of gross income.

What not to say when buying a car?

Let's look at some things to keep under your hat while you explore the lot.
  1. "I Don't Know Much About Cars"
  2. "My Current Car Is on Its Last Legs"
  3. "My Lease Is Almost Up"
  4. "I'm Going to Pay Cash!"
  5. "I Already Have a Car Loan Lined Up"
  6. "I Love This Car"
  7. "I've Never Bought a New Car Before"

What is the most cost effective age to buy car?

Evaluating the Depreciation Impact

To maximize savings on a used car, it is advisable to seek a vehicle that has already weathered its most significant depreciation hit, which generally translates to a car that is at least 2 years old, preferably falling within the 3 to 4-year-old range.

How can making a larger down payment save you money when purchasing a car?

Borrowing less and putting more down on a car builds equity sooner, incurs less interest, and results in lower monthly payments. One possible exception to the recommended down payment on a car is if you're able to buy the car outright with cash, but you have poor or little to no credit.

How much should my car payment be if I make $60,000 a year?

Bank underwriting guidelines allow for the monthly car payment to be 15% of the total monthly income. With a salary of $60000, and a monthly income of $5000, the maximum car budget is $750 per month, which can afford a maximum priced vehicle of $44302 using a 72 month term with a 6.75% APR.

What is the car finance golden rule?

The 20/4/10 Rule

This rule recommends making a downpayment of no more than 20% of the vehicle's cost, not taking a loan with a longer term than four years, and not allowing the monthly payment to exceed 10% of gross monthly income, said Peter C.

Is $300 a month a good car payment?

NerdWallet recommends spending no more than 10% of your take-home pay on your monthly auto loan payment. So if your after-tax pay each month is $3,000, you could afford a $300 car payment. Check if you can really afford the payment by depositing that amount into a savings account for a few months.

What is a good time for 1/4 mile?

In general, a quarter-mile time below 12 seconds is considered quite fast for a sports car. Cars that can achieve quarter-mile times in the low to mid-11-second range or even faster are often regarded as high-performance or "fast" in terms of straight-line acceleration.

What is a 5 sec car?

Find cars that accelerate to 60 miles per hour between 5-5.99 seconds. These fast cars referred to as “5 second cars” were once reserved for only top end supercars, although with the advancements in automotive engineering, 5 second 0-60 times have become more common and open to everyday performance-oriented cars.

What is the car money rule?

To apply this rule of thumb, budget for the following: 20% down payment: Aim to make a 20% down payment on your new car. 4-year repayment term: Choose a repayment term of four years or less on your auto loan. 10% transportation costs: Spend less than 10% of your total monthly income on transportation costs.

What is the 25 rule car?

The 25 year car import rule, in simple words, keeps a check on the imports of vehicles that are not officially sold in the United States by the car brands operating in the nation. The rule states that one can only import a vehicle to the US when the vehicle in question is at least 25 years old.

What is the 35% rule car buying?

Use the 35% income rule to find out what fits your budget. If you make $20,000, your max car price should be $7,000. If you make $30,000, your max car price should be $10,500. If you make $30,000, your max car price should be $10,500.

What is the only place you should keep your emergency fund?

Bank or credit union account — If you have an account with a bank or credit union—generally considered one of the safest places to put your money—it might make sense to have a dedicated account where you can keep and maintain these funds.

Is 100k a year considered wealthy?

Middle class is defined as income that is two-thirds to double the national median income, or $47,189 and $141,568. By that definition, $100,000 is considered middle class. Keep in mind that those figures are for the nation. Each state has a different range of numbers to be considered middle class.