Best Online CDs: Ally vs Marcus (2026)
Two online CD lineups. We have not opened them for this review.
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A CD locks a rate for a fixed term. Ally has no minimum; Marcus listed 4.40% APY on terms from 12 months to 6 years on Oct 26, 2026.
Quick picks
- Best with no minimumHigh Yield CDCheck price
- Best term rangeHigh-Yield CDCheck price
Side-by-side specs
| Spec | Top pickAlly BankHigh Yield CD | Marcus by Goldman SachsHigh-Yield CD |
|---|---|---|
| Best for | No-minimum CDs | Locking a rate for 6 months to 6 years |
| APY (issuer page) | Varies by term; see Ally rate table (checked Oct 26, 2026) | 3.95% (6 mo) to 4.40% (12 mo to 6 yr), as of Oct 26, 2026 |
| Minimum deposit | $0 | $500 |
| Withdrawals | Early withdrawal penalty applies | Early withdrawal penalty applies |
| Notable terms | Ten Day Best Rate Guarantee; 0.05% loyalty reward on renewal; auto-renews | 10-Day CD Rate Guarantee; maximum balance limits apply |
| Price | Check price | Check price |
Specs from each manufacturer's US product page. Bars compare each spec against the best value in this table; they are not test scores. Prices change often, so we link out instead of quoting them.
The picks
★Best with no minimum
Ally BankHigh Yield CD
Best for: No-minimum CDs
Fixed-term CDs with no minimum deposit, a Ten Day Best Rate Guarantee and a renewal loyalty reward.
What we like
- No minimum deposit
- Renewal reward
Watch out for
- Penalty for early withdrawal
No minimum, a Ten Day Best Rate Guarantee and a 0.05% loyalty reward on renewal.
★Best term range
Marcus by Goldman SachsHigh-Yield CD
Best for: Locking a rate for 6 months to 6 years
Fixed-term CDs from 6 months to 6 years with a $500 minimum and a 10-day rate guarantee.
What we like
- Wide term range
- Rate guarantee
Watch out for
- $500 minimum
$500 minimum, terms from 6 months to 6 years and a 10-day rate guarantee.
How to choose
- Only lock money you will not need. Keep an emergency fund in savings.
- Compare with T-bills. See Treasury bills explained.
Frequently asked questions
Is there a minimum deposit?
Ally lists none. Marcus requires $500.
Can I withdraw early?
Both charge an early withdrawal penalty.
