The SanDisk Extreme 100MB/s U3 V30 A1 32GB microSDHC card delivers high performance for capturing video footage and still photos as well as running the latest mobile applications. This UHS-I microSD card offers up to 100MB/s read speed and 60MB/s write speed. The card carries the new App Performance Class rating A1. This designation is given to cards that can sustain at least 1500 random read input-output access per second (IOPS), write IOPS of at least 500, and sustained sequential write speed of 10MB/s. In addition, the card is rated Video Speed Class 30 (V30) meaning it can sustain at least 30MB/s continuous write speed for recording HD and 4K video. SanDisk Extreme 100MB/s A1 microSD cards are offered in 32, 64, 128 and 256GB capacities. The 32, 64, and 128GB cards are rated 100MB/s read speed and 60MB/s write speed, while the 256GB card is rated 90MB/s write speed. The 32GB capacity card model SDSQXAF-032G-GN6MA with UPC 619659155827 is reviewed in this test.
The SanDisk Extreme 100MB/s 32GB microSDHC card underwent benchmark performance testing using several memory card readers. The sequential read reached as high as 99.5 MB/s, which is in line with its 100MB/s rating. Sequential write speed measured up to 72.2 MB/s, comfortably above the 60MB/s rating. Overall the benchmark performance was similar to the previous generation Extreme U3 V30 card without the A1 on the label.
Card: SanDisk Extreme 100MB/s A1 microSDHC 32GB
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 microSDHC 32GB 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 | 99.504 | 70.431 | 92.532 | 53.323 | 7.997 | 1952.5 | 3.251 | 793.8 | 10.082 | 2461.5 | 3.338 | 814.9 |
Lexar Professional Workflow SR2 UHS-II | 99.485 | 70.845 | 92.624 | 53.516 | 9.267 | 2262.5 | 3.282 | 801.2 | 9.822 | 2397.9 | 3.321 | 810.8 |
Lexar LRWM04U-7000 UHS-II Reader | 99.476 | 71.502 | 92.624 | 54.498 | 9.240 | 2255.8 | 3.283 | 801.4 | 10.139 | 2475.3 | 3.345 | 816.6 |
SanDisk Extreme Pro SD UHS-II USB-C Reader | 99.297 | 71.771 | 88.407 | 53.358 | 6.370 | 1555.2 | 2.499 | 610.2 | 6.803 | 1661.0 | 2.616 | 638.7 |
Sony S1 High Speed UHS-II Reader/Writer | 99.297 | 71.707 | 87.812 | 53.132 | 6.145 | 1500.2 | 2.539 | 619.8 | 6.455 | 1576.0 | 2.656 | 648.4 |
SanDisk Extreme Pro SD UHS-II Reader/Writer | 99.259 | 71.958 | 88.524 | 53.827 | 5.974 | 1458.4 | 2.459 | 600.3 | 6.817 | 1664.3 | 2.655 | 648.1 |
Hama USB Type-C 3.1 UHS-II SD Card Reader | 99.259 | 71.390 | 91.016 | 55.016 | 8.726 | 2130.5 | 3.442 | 840.3 | 10.165 | 2481.6 | 3.490 | 852.1 |
Delkin Black Rugged Card Reader | 99.222 | 71.380 | 88.422 | 54.587 | 6.058 | 1479.0 | 2.621 | 639.9 | 6.475 | 1580.7 | 2.739 | 668.7 |
Transcend Multi-Card Reader RDF9 | 98.181 | 72.216 | 91.586 | 54.622 | 9.523 | 2325.0 | 3.291 | 803.5 | 10.138 | 2475.0 | 3.348 | 817.3 |
Transcend Multi-Card Reader RDF8 Black | 97.879 | 71.080 | 91.330 | 53.844 | 8.783 | 2144.3 | 3.640 | 888.6 | 9.337 | 2279.5 | 3.794 | 926.2 |
Lexar Professional Dual Slot UHS-II Card Reader | 97.797 | 71.230 | 92.532 | 52.437 | 9.563 | 2334.6 | 3.909 | 954.3 | 10.094 | 2464.4 | 3.933 | 960.1 |
Delkin Dual Slot SD UHS-II and CF Card Reader | 97.788 | 71.747 | 92.547 | 53.738 | 9.503 | 2320.0 | 3.302 | 806.2 | 10.120 | 2470.8 | 3.381 | 825.3 |
Delkin Universal Memory Card Reader | 97.742 | 71.215 | 91.255 | 54.587 | 8.625 | 2105.6 | 2.953 | 721.1 | 9.588 | 2340.8 | 3.038 | 741.6 |
Kingston FCR-HS4 Card Reader | 97.606 | 71.162 | 92.255 | 53.640 | 9.281 | 2265.8 | 3.321 | 810.7 | 10.127 | 2472.4 | 3.386 | 826.8 |
Delkin Travel Reader | 97.587 | 71.751 | 89.992 | 53.809 | 9.423 | 2300.4 | 3.282 | 801.2 | 10.142 | 2476.1 | 3.356 | 819.3 |
Delkin Multi-Card CFast SD UHS-II microSD Reader | 97.533 | 71.448 | 92.393 | 53.827 | 9.559 | 2333.8 | 3.228 | 788.2 | 10.129 | 2472.9 | 3.290 | 803.2 |
ProMaster Professional Dual Card Reader SD UHS-II | 97.433 | 71.521 | 91.707 | 54.498 | 9.381 | 2290.3 | 3.256 | 794.8 | 9.986 | 2438.0 | 3.333 | 813.7 |
Kingston MobileLite G4 UHS-II | 97.415 | 71.414 | 91.496 | 54.489 | 9.547 | 2330.7 | 3.334 | 813.9 | 10.157 | 2479.7 | 3.388 | 827.2 |
SanDisk Extreme Pro UHS-II SD Reader/Writer | 97.325 | 71.556 | 91.950 | 55.152 | 9.470 | 2311.9 | 3.305 | 806.8 | 10.160 | 2480.6 | 3.371 | 823.0 |
Lexar C1 USB-C microSD Reader | 97.162 | 71.172 | 88.774 | 53.702 | 6.711 | 1638.3 | 2.620 | 639.7 | 7.248 | 1769.4 | 2.750 | 671.5 |
SanDisk MobileMate USB 3.0 Reader | 97.108 | 71.346 | 85.577 | 53.472 | 5.130 | 1252.5 | 2.400 | 585.9 | 5.880 | 1435.6 | 2.574 | 628.3 |
Verbatim USB-C Pocket Card Reader | 96.634 | 72.067 | 89.431 | 54.463 | 9.059 | 2211.6 | 2.873 | 701.3 | 9.828 | 2399.4 | 3.055 | 746.0 |
DriverGenius USB 3.1(G1) / 3.0 UHS-II SD Card Reader | 96.376 | 71.143 | 89.651 | 53.428 | 7.287 | 1779.0 | 2.775 | 677.5 | 9.402 | 2295.3 | 3.079 | 751.7 |
SanDisk ImageMate Pro Multi-Card Reader/Writer | 96.164 | 71.820 | 86.602 | 53.227 | 5.727 | 1398.2 | 2.477 | 604.8 | 6.553 | 1599.9 | 2.625 | 641.0 |
Lexar LRWM03U-7000 UHS-I microSD Reader | 96.120 | 70.788 | 89.637 | 53.835 | 7.563 | 1846.4 | 4.280 | 1044.9 | 8.295 | 2025.3 | 4.411 | 1076.8 |
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-409 | 95.944 | 71.162 | 87.467 | 52.641 | 5.953 | 1453.3 | 2.496 | 609.3 | 6.773 | 1653.6 | 2.665 | 650.6 |
Transcend SD Card Reader RDF5 Black | 95.473 | 71.840 | 88.862 | 54.085 | 6.330 | 1545.4 | 2.495 | 609.1 | 6.529 | 1594.1 | 2.668 | 651.3 |
SanDisk ImageMate All-In-One USB 3.0 | 94.577 | 71.791 | 80.057 | 50.664 | 4.769 | 1164.4 | 2.278 | 556.1 | 4.891 | 1194.0 | 2.298 | 561.1 |
SanDisk microSD UHS-II USB 3.0 Reader | 94.068 | 71.914 | 86.860 | 52.855 | 8.803 | 2149.3 | 2.893 | 706.3 | 9.800 | 2392.6 | 3.010 | 734.9 |
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader | 93.790 | 71.371 | 86.717 | 53.027 | 8.985 | 2193.6 | 2.859 | 697.9 | 9.765 | 2384.0 | 2.956 | 721.6 |
Lexar LRWM05U-7000 UHS-II microSD Reader | 93.757 | 71.894 | 87.309 | 53.158 | 9.370 | 2287.6 | 2.809 | 685.8 | 9.693 | 2366.4 | 2.968 | 724.6 |
The 32GB Extreme 90MB/s U3 V30 A1 microSDHC card has been tested in digital cameras to measure average write speed during continuous shooting. The table below lists results for cameras tested. Additional results will be added as more cameras are tested using this card.
SanDisk Extreme 100MB/s A1 microSDHC 32GB Tested in Camera | Write Speed (MB/s) |
---|---|
Sony A9 | 64.2 |
Nikon D7500 | 63.5 |
Canon EOS R | 62.2 |
Fuji X-T3 | 61.5 |
Nikon Coolpix P1000 | 33.9 |
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 microSDHC 32GB microSD — Internal Card Information | |
---|---|
Serial number (PSN) | 3832692871 |
Product Name (PNM) | AFGCD |
Product Revision | 8.0 |
Manufacturer ID (MID) | 0x000003 |
OEM ID (OID) | SD |
Manufacture Date (MDT) | 04/2017 |
Total capacity | 31,914,983,424 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 |