Ally and Marcus are both popular high-yield savings accounts. Here are the sourced facts side by side, then VaultRubric's equal-weight score with the math shown. Every value links to its source with an as-of date; anything we couldn't verify says not found.
Rates change often — verify on the bank's or broker's site before opening an account. Every value shows its as-of date; ⚑ marks figures from third-party sites. Not financial advice.
Run your own comparison →Opens the tool with these platforms filled in, so you can change the weights.
| Fact | Ally | Marcus |
|---|---|---|
| APY (standard) | 3.1% src · 2026-10-10 | 3.5% src · 2026-10-10 |
| APY conditions | not found | not found |
| Promo (not scored) | not found | not found |
| Minimum to earn APY | $0 src · 2026-10-10 | $0 src · 2026-10-10 |
| Monthly fee | $0 src · 2026-10-10 | $0 src · 2026-10-10 |
| Deposit insurance | Up to $250,000 src · 2026-10-10 FDIC; Ally Bank (cert 57803 per third party) | Up to $250,000 src · 2026-10-10 FDIC; Goldman Sachs Bank USA, Salt Lake City Branch (cert 33124 per third party) |
| FDIC cert | 57803 (Ally Bank) src · 2026-10-10 | 33124 (Goldman Sachs Bank USA) src · 2026-10-10 |
| Regulatory actions (5 yrs) | none found in last 5 yrs src · 2026-10-10 | 2024-10-23 CFPB: Goldman Sachs Bank USA consent order (Apple Card): $45M penalty + ≥$19.8M redress; order terminated 2025-09-22 src |
Too close to call: Ally and Marcus by Goldman Sachs are within 1.5 points (under 3). Pick on the criteria you care about most.
⚠ Marcus by Goldman Sachs: Regulatory: CFPB: Goldman Sachs Bank USA consent order (Apple Card): $45M penalty + ≥$19.8M redress; order terminated 2025-09-22 (2024-10-23)
| Criterion (weight) | Ally | Marcus by Goldman Sachs |
|---|---|---|
| APY (standard rate) (17%) | 8.9/10 | 10.0/10 |
| Minimum to earn APY (17%) | 10.0/10 | 10.0/10 |
| Fees (17%) | 10.0/10 | 10.0/10 |
| Deposit insurance (17%) | 9.0/10 | 9.0/10 |
| Regulatory record (17%) | 10.0/10 | 8.0/10 |
| Access (ATM/app/support) (17%) | 8.0/10 | 8.0/10 |
| Overall | 93.2% coverage 100% | 91.7% coverage 100% |
0.167×8.9 + 0.167×10.0 + 0.167×10.0 + 0.167×9.0 + 0.167×10.0 + 0.167×8.0 = 9.32; ÷ covered weight 1.000 = 9.32/10 → 93.2%0.167×10.0 + 0.167×10.0 + 0.167×10.0 + 0.167×9.0 + 0.167×8.0 + 0.167×8.0 = 9.17; ÷ covered weight 1.000 = 9.17/10 → 91.7%Opens the tool with these platforms filled in, so you can change the weights.
Too close to call on equal weights (93.2% vs 91.7%). Change the weights in the tool to match your priorities.
Standard APY in our data: Ally 3.1% (as of 2026-10-10), Marcus 3.5% (as of 2026-10-10). Rates are variable; check each bank's site.
Our data lists: 2024-10-23 CFPB: Goldman Sachs Bank USA consent order (Apple Card): $45M penalty + ≥$19.8M redress; order terminated 2025-09-22.
Only from our curated dataset (official pages, regulators, and flagged third-party sites), with fixed formulas shown in “Show math”. No AI or live scraping, so the same comparison always gives the same result. Not financial advice.