The SanDisk Extreme 100MB/s U3 V30 A1 microSDXC card is the first Extreme card to wear the App Performance Class rating. The A1 speed means the card sustain at least 1500 random read input-output access per second (IOPS) and write IOPS of at least 500. The card also has the U3 and V30 ratings, making it appropriate for recording HD and 4K video. The V30 rating means the card can sustain at least 30MB/s continuous write speed. Extreme 100MB/s microSD cards are offered in 32, 64, 128 and 256GB capacities. The 128GB capacity microSDXC card model SDSQXAF-128G-GN6MA with UPC 519659156053 is the subject of this review.
The SanDisk Extreme 100MB/s A1 128GB SDXC card was tested in several USB 3.0 card readers using benchmark software. The highest sequential read speed mesasured 99.6 MB/s, which is pratically the 100MB/s read speed quote by SanDisk. Sequential write speed measured 64.3 MB/s, coming in just above the 60MB/s write speed claimed by SanDisk.
Card: SanDisk Extreme 100MB/s A1 microSDXC 128GB
Benchmark: CrystalDiskMark 3.0.3 x64
Program settings: 1000 MB, 5 passes, random test data
Operating system: Windows 10 Pro
Motherboard: Gigabyte GA-Z77X-UD3H
Processor: Intel Core i7-3770K @ 4.40GHz
RAM: 32GB DDR3 1600
SanDisk Extreme 100MB/s A1 microSDXC 128GB Card Reader Benchmarks | Seq. Read 1000MB MB/s | Seq. Write 1000MB MB/s | Rand. Read 512KB MB/s | Rand. Write 512KB MB/s | Rand. Read 4KB MB/s QD1 | Rand. Read 4KB IOPS QD1 | Rand. Write 4KB MB/s QD1 | Rand. Write 4KB IOPS QD1 | Rand. Read 4KB MB/s QD32 | Rand. Read 4KB IOPS QD32 | Rand. Write 4KB MB/s QD32 | Rand. Write 4KB IOPS QD32 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Hama USB 3.0 UHS-II SD Card Reader | 99.561 | 64.094 | 92.749 | 51.679 | 7.776 | 1898.5 | 2.980 | 727.6 | 9.308 | 2272.4 | 3.036 | 741.2 |
Lexar LRWM04U-7000 UHS-II Reader | 99.542 | 64.113 | 92.671 | 52.344 | 8.364 | 2042.1 | 3.035 | 741.0 | 9.263 | 2261.5 | 3.071 | 749.8 |
Lexar Professional Workflow SR2 UHS-II | 99.485 | 64.310 | 92.516 | 52.726 | 8.378 | 2045.5 | 3.118 | 761.2 | 9.293 | 2268.9 | 3.099 | 756.6 |
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-409 | 99.288 | 63.848 | 87.469 | 51.603 | 4.802 | 1172.4 | 2.250 | 549.2 | 5.608 | 1369.1 | 2.383 | 581.7 |
SanDisk Extreme Pro SD UHS-II Reader/Writer | 99.288 | 63.766 | 89.010 | 52.598 | 6.258 | 1527.8 | 2.400 | 586.0 | 6.616 | 1615.2 | 2.478 | 604.9 |
SanDisk Extreme Pro SD UHS-II USB-C Reader | 99.231 | 64.043 | 88.862 | 51.935 | 6.113 | 1492.3 | 2.401 | 586.2 | 6.559 | 1601.4 | 2.488 | 607.3 |
Sony S1 High Speed UHS-II Reader/Writer | 99.231 | 64.117 | 88.203 | 51.401 | 5.793 | 1414.3 | 2.294 | 560.0 | 6.255 | 1527.0 | 2.385 | 582.3 |
Hama USB Type-C 3.1 UHS-II SD Card Reader | 99.212 | 64.302 | 91.526 | 53.210 | 8.088 | 1974.6 | 3.024 | 738.3 | 9.330 | 2278.0 | 3.070 | 749.6 |
Delkin Black Rugged Card Reader | 99.194 | 62.989 | 88.072 | 50.926 | 5.926 | 1446.9 | 2.279 | 556.3 | 6.180 | 1508.9 | 2.387 | 582.8 |
ProMaster Professional Dual Card Reader SD UHS-II | 98.016 | 63.786 | 91.980 | 52.726 | 8.437 | 2059.7 | 2.993 | 730.6 | 9.310 | 2273.0 | 3.047 | 744.0 |
Lexar Professional Dual Slot UHS-II Card Reader | 98.016 | 63.949 | 92.779 | 52.412 | 8.389 | 2048.2 | 3.889 | 949.4 | 9.305 | 2271.8 | 4.114 | 1004.5 |
Delkin Dual Slot SD UHS-II and CF Card Reader | 97.870 | 63.782 | 92.409 | 51.059 | 8.358 | 2040.4 | 3.017 | 736.6 | 9.292 | 2268.7 | 3.023 | 738.0 |
Transcend Multi-Card Reader RDF9 | 97.797 | 64.145 | 92.455 | 52.437 | 8.377 | 2045.2 | 3.006 | 733.9 | 9.307 | 2272.2 | 3.024 | 738.4 |
Delkin Multi-Card CFast SD UHS-II microSD Reader | 97.797 | 63.697 | 92.516 | 53.132 | 8.408 | 2052.6 | 3.034 | 740.6 | 9.270 | 2263.1 | 3.053 | 745.3 |
Delkin Travel Reader | 97.724 | 64.012 | 90.007 | 51.426 | 8.318 | 2030.7 | 3.025 | 738.4 | 9.271 | 2263.5 | 3.063 | 747.9 |
Kingston MobileLite G4 UHS-II | 97.724 | 64.322 | 92.547 | 53.132 | 8.428 | 2057.7 | 3.048 | 744.2 | 9.256 | 2259.6 | 3.094 | 755.4 |
SanDisk Extreme Pro UHS-II SD Reader/Writer | 97.542 | 64.020 | 92.485 | 52.378 | 8.376 | 2044.8 | 3.057 | 746.3 | 9.272 | 2263.7 | 3.111 | 759.6 |
Kingston FCR-HS4 Card Reader | 97.497 | 63.844 | 92.347 | 53.158 | 8.282 | 2021.9 | 3.007 | 734.2 | 9.288 | 2267.5 | 3.034 | 740.8 |
Transcend Multi-Card Reader RDF8 Black | 97.388 | 64.227 | 81.018 | 52.881 | 7.915 | 1932.5 | 3.673 | 896.8 | 8.783 | 2144.3 | 3.909 | 954.3 |
Delkin Universal Memory Card Reader | 97.316 | 63.977 | 90.907 | 52.480 | 7.988 | 1950.3 | 2.642 | 645.0 | 8.772 | 2141.6 | 2.727 | 665.7 |
Lexar C1 USB-C microSD Reader | 97.117 | 63.790 | 88.671 | 51.935 | 6.565 | 1602.7 | 2.511 | 613.1 | 6.989 | 1706.3 | 2.532 | 618.3 |
SanDisk MobileMate USB 3.0 Reader | 97.099 | 63.743 | 85.878 | 51.824 | 4.890 | 1193.8 | 2.189 | 534.4 | 5.693 | 1389.9 | 2.325 | 567.7 |
Verbatim USB-C Pocket Card Reader | 96.643 | 64.161 | 89.182 | 52.744 | 8.084 | 1973.7 | 2.607 | 636.5 | 9.109 | 2224.0 | 2.729 | 666.2 |
DriverGenius USB 3.1(G1) / 3.0 UHS-II SD Card Reader | 96.421 | 63.175 | 89.372 | 52.013 | 7.233 | 1765.8 | 2.526 | 616.7 | 8.827 | 2155.1 | 2.805 | 684.9 |
SanDisk ImageMate Pro Multi-Card Reader/Writer | 96.156 | 62.996 | 86.359 | 49.932 | 5.565 | 1358.6 | 2.262 | 552.4 | 6.344 | 1548.9 | 2.353 | 574.4 |
Lexar LRWM03U-7000 UHS-I microSD Reader | 95.621 | 63.450 | 88.966 | 51.527 | 7.207 | 1759.4 | 4.283 | 1045.8 | 7.875 | 1922.6 | 4.339 | 1059.2 |
Transcend SD Card Reader RDF5 Black | 95.473 | 64.259 | 88.966 | 53.201 | 5.923 | 1445.9 | 2.349 | 573.6 | 6.324 | 1543.9 | 2.476 | 604.4 |
SanDisk ImageMate All-In-One USB 3.0 | 94.774 | 63.984 | 80.124 | 49.590 | 4.676 | 1141.5 | 2.141 | 522.7 | 4.767 | 1163.9 | 2.159 | 527.2 |
Lexar LRWM05U-7000 UHS-II microSD Reader | 93.748 | 63.674 | 86.502 | 52.446 | 6.354 | 1551.4 | 2.613 | 637.9 | 7.154 | 1746.5 | 2.685 | 655.5 |
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader | 93.606 | 64.141 | 87.221 | 52.289 | 8.150 | 1989.7 | 2.623 | 640.3 | 9.006 | 2198.8 | 2.782 | 679.1 |
The Extreme 100MB/s A1 128GB microSDXC card was tested in cameras. Its maximum average write speed during continuous shooting was calculated. The results are posted in the table below. More results from additional cameras will been added when available.
SanDisk Extreme 100MB/s A1 microSDXC 128GB Tested in Camera | Write Speed (MB/s) |
---|---|
Sony A9 | 58.2 |
Fuji X-T3 | 56.7 |
Nikon D7500 | 56.6 |
Canon EOS R | 52.9 |
Nikon Coolpix P1000 | 33.0 |
Cameras tested with this card: Canon EOS R, Fuji X-T3, Nikon D7500, Nikon Coolpix P1000, Sony A9
The following table contains information encoded in the SD card.
SanDisk Extreme 100MB/s A1 microSDXC 128GB microSD — Internal Card Information | |
---|---|
Serial number (PSN) | 1130119182 |
Product Name (PNM) | AFGCF |
Product Revision | 8.0 |
Manufacturer ID (MID) | 0x000003 |
OEM ID (OID) | SD |
Manufacture Date (MDT) | 05/2017 |
Total capacity | 127,865,454,592 bytes |
Compare prices on the SanDisk Extreme 100MB/s A1 microSD card. The lowest prices are highlighted in the table below. Prices are updated daily.
Card | Size GB | Lowest $ / GB | Prices | ||
---|---|---|---|---|---|
Amazon | B&H Photo | Adorama | |||
SanDisk Extreme 100MB/s A1 microSD | 32 | $0.32 | $10.36 | Check price | |
SanDisk Extreme 100MB/s A1 microSD | 64 | $0.21 | $13.50 | Check price | |
SanDisk Extreme 100MB/s A1 microSD | 128 | $0.19 | $23.99 |