Alik Griffin published detailed test results on various CFexpress type B and UHS-II memory cards used with the Nikon Z8 cameras. Here is the list of recommended memory cards for the Z8 (all numbers are MB/s):
| Recommended Memory Cards | USB Write | USB Read | Z9/Z8 |
|---|---|---|---|
| Lexar 128/256/512GB Diamond | 1617 | 1700 | 697 |
| Lexar Gold 1TB/2TB | 1642 | 1695 | 699 |
| Prograde Cobalt 165/325/650GB | 1429 | 1029 | 698 |
| Prograde 1TB/2TB gen3 | 1516 | 1108 | 634 |
| Delkin Black 150/325/650GB | 1425 | 1545 | 700 |
| Delkin G4 650/1TB/1.3TB/2TB | 1588 | 1710 | 640 |
| Delkin G4 128/165/256/325/512 | 920 | 1226 | 638 |
| Nikon 660GB | 1397 | 1574 | 698 |
| Wise Pro 160/320GB | 1257 | 1536 | 593 |
| Wise 1TB Mk II | 1108 | 989 | 637 |
| Angelbird Pro XTII 330/660/1320GB | 1584 | 1516 | 699 |
| OWC Atlas Ultra 165/325/650GB | 1401 | 1579 | 698 |
Next is the full list of tested memory cards (see his article for more details):
| Memory Cards | Speed Class | USB Write | USB Read | Z9/Z8 |
|---|---|---|---|---|
| CFx-B | — | — | — | |
| Lexar 128/256/512GB Diamond | CFx-B | 1617 MB/s | 1700 MB/s | 697 MB/s |
| Lexar Gold 1TB/2TB | CFx-B | 1642 MB/s | 1695 MB/s | 699 MB/s |
| Lexar Gold 64/128/256/512GB | CFx-B | 1410 MB/s | 1525 MB/s | 680 MB/s |
| Lexar Silver 512GB | CFx-B | 1141 MB/s | 1624 MB/s | 678 MB/s |
| Lexar Silver 128/258 | CFx-B | 749 MB/s | 1719 MB/s | 528 MB/s |
| Sandisk Pro-Cinema 256GB | CFx-B | 755 MB/s | 1177 MB/s | 632 MB/s |
| Sandisk Extreme 512GB | CFx-B | — | — | — |
| Sandisk Extreme 128/256GB | CFx-B | 429 MB/s | 1144 MB/s | 500 MB/s |
| Sony Tough 128/256/512GB | CFx-B | 1334 MB/s | 1603 MB/s | 693 MB/s |
| ProGrade Cobalt CF4.0 1.3TB | CFx-B 4.0 | — | — | — |
| Prograde Cobalt 165/325/650GB | CFx-B | 1429 MB/s | 1029 MB/s | 698 MB/s |
| Prograde 1TB/2TB gen3 | CFx-B | 1516 MB/s | 1108 MB/s | 634 MB/s |
| Prograde 512GB gen3 | CFx-B | 1569 MB/s | 1707 MB/s | 629 MB/s |
| Prograde 256GB gen3 | CFx-B | 1334 MB/s | 835 MB/s | 391 MB/s |
| Prograde 128GB gen2 | CFx-B | 679 MB/s | 778 MB/s | 244 MB/s |
| Delkin Black 150/325/650GB | CFx-B | 1425 MB/s | 1545 MB/s | 700 MB/s |
| Delkin Black 75GB | CFx-B | 1172 MB/s | 1573 MB/s | 698 MB/s |
| Delkin Power G4 650/1TB/1.3TB/2TB | CFx-B | 1588 MB/s | 1710 MB/s | 640 MB/s |
| Delkin Power G4 128/165/256/325/512GB | CFx-B | 920 MB/s | 1226 MB/s | 638 MB/s |
| Nikon 660GB | CFx-B | 1397 MB/s | 1574 MB/s | 698 MB/s |
| Hoodman Steel 128GB | CFx-B | 580 MB/s | 969 MB/s | 447 MB/s |
| Wise Pro 640GB | CFx-B | — | — | — |
| Wise Pro 160/320GB | CFx-B | 1257 MB/s | 1536 MB/s | 593 MB/s |
| Wise 1TB Mk II | CFx-B | 1108 MB/s | 989 MB/s | 637 MB/s |
| Wise 512GB Mk II | CFx-B | 936 MB/s | 1236 MB/s | 637 MB/s |
| Angelbird Pro 1TB/2TB/4TB MkII | CFx-B | 852 MB/s | 969 MB/s | 638 MB/s |
| Angelbird Pro 2TB MkI | CFx-B | — | — | — |
| Angelbird Pro XT Mk II 330/660/1320GB | CFx-B | 1584 MB/s | 1516 MB/s | 699 MB/s |
| AngelBird SE 1TB | CFx-B | — | — | — |
| Angelbird Pro SE 512GB | CFx-B | 789 MB/s | 958 MB/s | 616 MB/s |
| Angelbird Pro SX 160GB/330GB | CFx-B | 1508 MB/s | 1597 MB/s | 684 MB/s |
| OWC Atlas Ultra CF4.0 1TB/2TB | CFx-B 4.0 | — | — | — |
| OWC Atlas Ultra 165/325/650GB | CFx-B | 1401 MB/s | 1579 MB/s | 698 MB/s |
| OWC Atlas Pro CF4.0 256/512GB | CFx-B 4.0 | — | — | — |
| OWC Atlas Pro 512GB/1TB/2TB | CFx-B | 514 MB/s | 1632 MB/s | 351 MB/s |
| OWC Atlas Pro 256GB | CFx-B | 430 MB/s | 1212 MB/s | 511 MB/s |
| OWC Atlas Pro 128GB | CFx-B | 232 MB/s | 1300 MB/s | 273 MB/s |
| Sabrent Pro 512GB/1TB/2TB | CFx-B | 856 MB/s | 1183 MB/s | 633 MB/s |
| RitzGear 256/512/1TB | CFx-B | 481 MB/s | 1302 MB/s | 419 MB/s |
| RitzGear 128GB | CFx-B | 236 MB/s | 1323 MB/s | 273 MB/s |
| Pergear Ultra 1TB/2TB | CFx-B | — | — | — |
| Pergear Pro 512GB | CFx-B | 687 MB/s | 1085 MB/s | 559 MB/s |
| Pergear Pro 256GB | CFx-B | 346 MB/s | 1131 MB/s | 319 MB/s |
| Pergear Lite 128GB | CFx-B | 404 MB/s | 997 MB/s | 305 MB/s |
| Pergear Lite 64GB | CFx-B | — | — | — |
| Silicon Power 1TB/2TB | CFx-B | — | — | 421 MB/s |
| Silicon Power Cinema 512GB/1TB | CFx-B | — | — | — |
| Transcend 820 512GB | CFx-B | 985 MB/s | 1660 MB/s | 543 MB/s |
| Transcend 820 256GB | CFx-B | 1200 MB/s | 1644 MB/s | 542 MB/s |
| UHS-II V90 | — | — | — | |
| Sandisk Extreme Pro V90 32-512GB | UHS-II | 252 MB/s | 279 MB/s | 199 MB/s |
| Lexar 2000x V90 32-256GB | UHS-II | 219 MB/s | 256 MB/s | 80 MB/s |
| Transcend v90 | UHS-II | 175 MB/s | 263 MB/s | 165 MB/s |
| Sony G Tough v90 32-256GB | UHS-II | 239 MB/s | 275 MB/s | 204 MB/s |
| Delkin Black v90 64/128/256GB | UHS-II | 253 MB/s | 278 MB/s | 199 MB/s |
| Delkin Power v90 64/128/256GB | UHS-II | 240 MB/s | 275 MB/s | 194 MB/s |
| Adata v90 64/128/256GB | UHS-II | 229 MB/s | 268 MB/s | 193 MB/s |
| Hoodman Steel 2000x V90 64/128GB | UHS-II | 155 MB/s | 249 MB/s | 139 MB/s |
| ProGrade V90 64-512GB | UHS-II | 229 MB/s | 270 MB/s | 193 MB/s |
| PNY EliteX-Pro90 V90 64/128/256GB | UHS-II | — | — | 214 MB/s |
| Amplim 2000x V90 32-128GB | UHS-II | — | — | 213 MB/s |
| Angel Bird V90 II 64-512GB | UHS-II | 257 MB/s | 271 MB/s | 200 MB/s |
| OWC Atlas Ultra V90 64-512GB | UHS-II | — | — | 208 MB/s |
| Kingston Canvas React V90 32-256GB | UHS-II | 256 MB/s | 274 MB/s | 209 MB/s |
| Kodak V90 32/64/128GB | UHS-II | 260 MB/s | 272 MB/s | 211 MB/s |
| Ritz Gear VideoPro V90 64-512GB | UHS-II | 258 MB/s | 273 MB/s | 211 MB/s |
| Wise V90 Pro 128/256/512GB | UHS-II | 256 MB/s | 275 MB/s | 207 MB/s |
| UHS-II V60 | — | — | — | |
| Sandisk Extreme Pro v60 256/512/1TB | UHS-II | 189 MB/s | 279 MB/s | 165 MB/s |
| Sandisk Extreme Pro v60 64/128GB | UHS-II | 102 MB/s | 283 MB/s | 94 MB/s |
| Lexar 1800x V60 64-512GB | UHS-II | 188 MB/s | 255 MB/s | 163 MB/s |
| Lexar 1667x V60 64/128/256GB | UHS-II | 100 MB/s | 257 MB/s | 149 MB/s |
| Lexar Silver Pro v60 | UHS-II | 162 MB/s | 255 MB/s | 78 MB/s |
| Sony M Tough V60 64-512GB | UHS-II | 155 MB/s | 268 MB/s | 135 MB/s |
| Sony E v60 256GB | UHS-II | 142 MB/s | 252 MB/s | 128 MB/s |
| Sony E v30 64GB | UHS-II | 73 MB/s | 247 MB/s | 68 MB/s |
| Delkin Prime v60 64/128/256GB | UHS-II | 98 MB/s | 275 MB/s | 91 MB/s |
| Hoodman Steel 1500x V60 64/128GB | UHS-II | 99 MB/s | 273 MB/s | 92 MB/s |
| ProGrade V60 128/256/512GB | UHS-II | 98 MB/s | 155 MB/s | 73 MB/s |
| PNY EliteX-Pro60 V60 512GB | UHS-II | 180 MB/s | 278 MB/s | 164 MB/s |
| PNY EliteX-Pro60 V60 256GB | UHS-II | 183 MB/s | 280 MB/s | 162 MB/s |
| PNY EliteX-Pro60 V60 128GB | UHS-II | — | — | — |
| Amplim 2000x v60 | UHS-II | 136 MB/s | 253 MB/s | 125 MB/s |
| Angel Bird V60 II 64-1TB | UHS-II | 144 MB/s | 243 MB/s | 129 MB/s |
| OWC Atlas Pro V60 64GB-1TB | UHS-II | 100 MB/s | 281 MB/s | 78 MB/s |
| Ritz Gear Video Pro V60 A1 64-256GB | UHS-II | 103 MB/s | 280 MB/s | 95 MB/s |
| Wise V60 128GB | UHS-II | 102 MB/s | 269 MB/s | 93 MB/s |
Best CFExpress memory cards for the Nikon Z6 II, Z7 II, and Z9 cameras