At the end of 4 years you would have 5,519.06 if you're putting in 0.00 a month and saving off of that 5,000.00 you originally put in. Semiannually you would have 5,522.43 saved up. At 3% at the end of 4 years annually you would have 5,627.54. At the end of 4 years doing it semiannually you would have 5,632.46.
At 2% at the end of 4 years annually you would have 5,412.16. At the end of 4 years doing it semiannually you would have 5,414.28.
If you pay the minimum amount monthly on a credit card all you're doing is hurting yourself. If you put your money in a savings account you're only going to gain so much money per month, way less than what you're losing if your making a minimum monthly payment on your credit card. By paying off your credit card much quicker instead of putting money in savings, you're saving all that interest you won't have to pay on your credit card. If you pay minimum on your credit card that's 10,000.00 for example, you may be paying on it for 18-20 years. Now if you pay off more than minimum, you could reduce that to 5 years or less by paying 200.00 a month. It's simple really, why pay the minimum when you can pay it off in 1/4th the amount of time. Now, if you're saving 10,000.00 over a 5 year period at 14% interest which is almost impossible to get, you'll save 20,000.00 but I don't know of a bank that gives you that high of a interest in your savings, usually it's .9 or 1.9. You're better off paying off your credit card sooner than saving your