Compare Savings vs. CDs
Comparison of Deposit Account from DIAMOND with 0.55% - October 2026


Long-Term Analysis of FIRST CASTLE with 0.80% APY and DIGITAL with 3.25% APY and DISCOVERY with 4.50% APY and DIAMOND with 0.55% APY and SAFE with 1.25% APY

This analysis is for demonstrative purposes only. Savings rates may go up or down, and CD rates may not be renewable for the length of the term of the analysis.

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$
PRODUCT
BANK
APY
STATE
AMOUNT
TERM
BANK TYPE
VS.NAT.AV.
MIN
  • 1
    LOCAL CD
    0.80%
    -
    $50,000
    24 Month
    Credit Union
    1.20x (National Avg. - 0.66%)
    $100,000
     
    SCENARIO
    Year Rate
    0.80%
    Annual
    Interest
    Annual Interest
    (After Tax)
    1 50,000 400 280
    2 50,400 403 282
    3 50,803 406 284
    4 51,210 410 287
    5 51,619 413 289
    6 52,032 416 291
    7 52,449 420 294
    8 52,868 423 296
    9 53,291 426 298
    10 53,717 430 301
    11 54,147 433 303
    12 54,580 437 306
    13 55,017 440 308
    14 55,457 444 311
    15 55,901 447 313
    16 56,348 451 316
    17 56,799 454 318
    18 57,253 458 321
    19 57,711 462 323
    20 58,173 465 326
    TOTAL $8,638 $6,047
  • 2
    LOCAL CD
    3.25%
    -
    $50,000
    6 Month
    Credit Union
    8.04x (National Avg. - 0.40%)
    $500
     
    SCENARIO
    Year Rate
    3.25%
    Annual
    Interest
    Annual Interest
    (After Tax)
    1 50,000 1,625 1,138
    2 51,625 1,678 1,174
    3 53,303 1,732 1,213
    4 55,035 1,789 1,252
    5 56,824 1,847 1,293
    6 58,671 1,907 1,335
    7 60,577 1,969 1,378
    8 62,546 2,033 1,423
    9 64,579 2,099 1,469
    10 66,678 2,167 1,517
    11 68,845 2,237 1,566
    12 71,082 2,310 1,617
    13 73,392 2,385 1,670
    14 75,778 2,463 1,724
    15 78,240 2,543 1,780
    16 80,783 2,625 1,838
    17 83,409 2,711 1,898
    18 86,119 2,799 1,959
    19 88,918 2,890 2,023
    20 91,808 2,984 2,089
    TOTAL $44,792 $31,354
  • 3
    LOCAL CD
    4.50%
    -
    $50,000
    18 Month
    Credit Union
    7.76x (National Avg. - 0.58%)
    $100
     
    SCENARIO
    Year Rate
    4.50%
    Annual
    Interest
    Annual Interest
    (After Tax)
    1 50,000 2,250 1,575
    2 52,250 2,351 1,646
    3 54,601 2,457 1,720
    4 57,058 2,568 1,797
    5 59,626 2,683 1,878
    6 62,309 2,804 1,963
    7 65,113 2,930 2,051
    8 68,043 3,062 2,143
    9 71,105 3,200 2,240
    10 74,305 3,344 2,341
    11 77,648 3,494 2,446
    12 81,143 3,651 2,556
    13 84,794 3,816 2,671
    14 88,610 3,987 2,791
    15 92,597 4,167 2,917
    16 96,764 4,354 3,048
    17 101,119 4,550 3,185
    18 105,669 4,755 3,329
    19 110,424 4,969 3,478
    20 115,393 5,193 3,635
    TOTAL $70,586 $49,410
  • 4
    LOCAL CD
    0.55%
    -
    $50,000
    12 Month
    Credit Union
    1.00x (National Avg. - 0.55%)
    $10,000
     
    SCENARIO
    Year Rate
    0.55%
    Annual
    Interest
    Annual Interest
    (After Tax)
    1 50,000 275 193
    2 50,275 277 194
    3 50,552 278 195
    4 50,830 280 196
    5 51,109 281 197
    6 51,390 283 198
    7 51,673 284 199
    8 51,957 286 200
    9 52,243 287 201
    10 52,530 289 202
    11 52,819 291 203
    12 53,110 292 204
    13 53,402 294 206
    14 53,695 295 207
    15 53,991 297 208
    16 54,288 299 209
    17 54,586 300 210
    18 54,886 302 211
    19 55,188 304 212
    20 55,492 305 214
    TOTAL $5,797 $4,058
  • 5
    LOCAL CD
    1.25%
    -
    $50,000
    18 Month
    Credit Union
    2.16x (National Avg. - 0.58%)
    $1,000
     
    SCENARIO
    Year Rate
    1.25%
    Annual
    Interest
    Annual Interest
    (After Tax)
    1 50,000 625 438
    2 50,625 633 443
    3 51,258 641 449
    4 51,899 649 454
    5 52,547 657 460
    6 53,204 665 466
    7 53,869 673 471
    8 54,543 682 477
    9 55,224 690 483
    10 55,915 699 489
    11 56,614 708 495
    12 57,321 717 502
    13 58,038 725 508
    14 58,763 735 514
    15 59,498 744 521
    16 60,241 753 527
    17 60,994 762 534
    18 61,757 772 540
    19 62,529 782 547
    20 63,310 791 554
    TOTAL $14,102 $9,871

    All calculations are for demonstration purposes only.

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