The opening amount required for Zions Bank CDs is low. Each of the standard CD terms requires $1,000 to open. The IRA CD accounts also require $1,000 to open. The jumbo CDs require $100,000 to open.

There are a good variety of CD terms available through Zions Bank. The CD terms range from one month to five years. They include standard, IRA, and jumbo CDs. The CD term lengths are the same for the different CD types.

The early withdrawal penalties for Zions Bank CDs are low. If you withdraw money from terms 31-days or less, the fee is all the interest earned. If the term is from 32-days to one-year, the fee is 90 days of interest. For all terms longer than one year, the fee is 180-days of interest.

You can set up your Zions Bank CDs to renew automatically. If you select this option, your CD will renew at maturity. The interest rate for the renewed CD are the interest rates offered at the time of renewal. Contact customer service to set up automatic renewal.

You cannot open Zions Bank CDs online; you must visit a branch location. Branch locations are listed on their website. Once you open a CD in a branch location, you can access your CD and other accounts online.

The interest rates for Zions Bank CDs are lower than other online CD rates. To earn the highest interest rates requires a balance of at least $100,000. The highest rates are just higher than the standard rate. Even the highest rate is lower than online CD rates.

The interest rates for Zions Bank CDs may change based on your location. To know the correct rates for your area, input your zip code on the Zions Bank website. You can also call customer service or visit a branch location.

The short-term CDs with Zions Bank offer low interest rates. These rates are not competitive with other online CDs of the same term length. These term lengths include a one, three, six, and nine-month CDs. The interest rates increase with terms 12-months or longer.

Read the full Zions Bank review.

Most American Express Personal Savings CDs offer competitive interest rates. The terms 18-months or longer offer rates that are competitive with other online CDs. These rates are much higher than typical bank rates. The interest rates for American Express CDs are not tiered. Any amount in the account earns the most competitive interest rate.

American Express offers a variety of ways to receive the interest earned off their CDs. You can request a check mailed monthly, each quarter, or once a year. You can transfer the money into another American Express account or a linked account. You can also leave the money in the CD account. American Express gives options to withdraw interest, but it will reduce your earnings. Contact customer service to initiate these options.

There is no set amount required to open American Express CDs. You can open each of the different CD terms with any amount. There is no monthly fee or no required amount to keep in the account to earn interest.

American Express Personal Savings offers a good variety of CD terms. The terms range from 6-months to 60-months. There are seven total CD terms to choose from.

The shortest American Express CD terms have lower interest rates. These term rates are not competitive with other online CDs of the same length. The six-month and 12-month terms do not offer as competitive interest rates as the other American Express CDs.

American Express does not allow partial withdrawals from the CD before maturity. If you need to withdraw money before the maturity date, you must withdraw the entire CD balance. As with all CDs, if you withdraw money before maturity, there is a fee assessed.

The early withdrawal fees for American Express CDs are high. If your CD is less than 12 months, the fee is 90 days of interest. For terms from 12 months to less than 48 months, the fee is 270 days of interest. CD terms from 48 months to less than 60 months, the fee is 365 days of interest. The fee for 60-month terms or longer is 540 days of interest. If you have not earned enough interest to cover the fee, the rest is taken from the CD principal.

American Express Personal Savings does not guarantee to get customers the highest interest rate. The interest rate you receive for the CD term is the rate on the day you fund your account. The interest rate is fixed. It is locked in for the life of the term.

Read the full American Express review.