The Kingston Class 10 UHS-I 256GB SDXC card offers 90MB/s read and 45MB/s write speeds. The card is model number SDA10/256GB. The Class 10 card is UHS-I compatible to work in a range of high performance digital cameras and devices. The card is also offered in 16, 32, 64, 128 and 512 GB capacities.
The card label has an anti-counterfeit Kingston logo that changes in appearance depending on viewing angle. The card also has a yellow write protect slider. The bottom of the card is etched with batch numbers and states the card was made in Taiwan. Kingston backs the card with a lifetime warranty.
In benchmark testing, the Kingston Class 10 UHS-I card reached up to 90.8 MB/s sequential read speed. The sequential write speed measured 47.8 MB/s in the fastest test. Both numbers are just about the specified speeds of 90 MB/s read and 45 MB/s write.
Card: Kingston Class 10 256GB
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
Kingston Class 10 256GB 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Lexar LRWM04U-7000 UHS-II Reader | 90.833 | 47.529 | 70.617 | 0.670 | 8.476 | 2069.3 | 0.304 | 74.2 | 8.798 | 2147.8 | 0.246 | 60.0 |
Delkin Travel Reader | 90.747 | 45.025 | 70.501 | 0.670 | 8.491 | 2073.1 | 0.176 | 43.0 | 8.501 | 2075.5 | 0.175 | 42.7 |
SanDisk Extreme Pro UHS-II USB-C Reader SDDR-409 | 90.637 | 47.301 | 69.789 | 0.707 | 5.436 | 1327.1 | 0.331 | 80.9 | 5.959 | 1454.9 | 0.208 | 50.7 |
Lexar Professional Workflow SR2 UHS-II | 90.527 | 47.473 | 70.248 | 0.670 | 8.513 | 2078.3 | 0.197 | 48.0 | 8.791 | 2146.2 | 0.163 | 39.9 |
Sony S1 High Speed UHS-II Reader/Writer | 90.363 | 44.702 | 70.282 | 0.644 | 5.225 | 1275.7 | 0.187 | 45.7 | 5.677 | 1385.9 | 0.157 | 38.2 |
Hama USB 3.0 UHS-II SD Card Reader | 90.254 | 46.757 | 70.087 | 0.719 | 7.112 | 1736.3 | 0.189 | 46.2 | 8.578 | 2094.2 | 0.152 | 37.1 |
SanDisk Extreme Pro SD UHS-II Reader/Writer | 90.130 | 47.684 | 70.087 | 0.651 | 5.722 | 1397.0 | 0.269 | 65.7 | 5.816 | 1419.9 | 0.151 | 36.9 |
SanDisk ImageMate Pro Multi-Card Reader/Writer | 90.123 | 47.223 | 69.708 | 0.685 | 5.333 | 1301.9 | 0.234 | 57.2 | 5.731 | 1399.3 | 0.200 | 48.9 |
Delkin Black Rugged Card Reader | 90.007 | 44.822 | 69.928 | 0.640 | 5.078 | 1239.7 | 0.233 | 56.9 | 5.627 | 1373.8 | 0.202 | 49.4 |
DriverGenius USB 3.1(G1) / 3.0 UHS-II SD Card Reader | 89.952 | 47.227 | 71.273 | 0.774 | 6.627 | 1618.0 | 0.194 | 47.3 | 7.619 | 1860.1 | 0.209 | 51.1 |
Hama USB Type-C 3.1 UHS-II SD Card Reader | 89.852 | 46.780 | 69.546 | 0.663 | 7.824 | 1910.1 | 0.197 | 48.2 | 8.945 | 2183.8 | 0.166 | 40.5 |
SanDisk Extreme Pro SD UHS-II USB-C Reader | 89.821 | 45.634 | 70.156 | 0.670 | 5.671 | 1384.6 | 0.263 | 64.2 | 5.849 | 1428.1 | 0.184 | 45.0 |
Kingston FCR-HS4 Card Reader | 89.798 | 47.537 | 70.156 | 0.669 | 8.491 | 2073.1 | 0.197 | 48.2 | 8.562 | 2090.3 | 0.151 | 37.0 |
Delkin Multi-Card CFast SD UHS-II microSD Reader | 89.706 | 47.587 | 70.490 | 0.618 | 8.388 | 2047.9 | 0.197 | 48.0 | 8.686 | 2120.7 | 0.168 | 41.0 |
ProMaster Professional Dual Card Reader SD UHS-II | 89.568 | 45.676 | 70.363 | 0.671 | 8.543 | 2085.8 | 0.277 | 67.7 | 8.810 | 2151.0 | 0.227 | 55.4 |
Lexar Professional Dual Slot UHS-II Card Reader | 89.545 | 47.477 | 70.386 | 0.669 | 8.401 | 2050.9 | 0.236 | 57.6 | 8.649 | 2111.5 | 0.241 | 58.8 |
Transcend Multi-Card Reader RDF9 | 89.416 | 47.483 | 70.397 | 0.670 | 8.224 | 2007.9 | 0.196 | 47.9 | 8.570 | 2092.2 | 0.185 | 45.2 |
Delkin Dual Slot SD UHS-II and CF Card Reader | 89.332 | 45.547 | 70.294 | 0.670 | 8.543 | 2085.8 | 0.197 | 48.2 | 8.804 | 2149.5 | 0.227 | 55.4 |
Sony MRW-E90 XQD 2.0 / SD UHS-II Card Reader | 89.294 | 47.613 | 69.766 | 0.683 | 7.641 | 1865.4 | 0.195 | 47.7 | 7.974 | 1946.8 | 0.194 | 47.4 |
SanDisk Extreme Pro UHS-II SD Reader/Writer | 88.945 | 47.710 | 69.592 | 0.683 | 8.384 | 2046.9 | 0.240 | 58.5 | 8.762 | 2139.1 | 0.249 | 60.7 |
Transcend SD Card Reader RDF5 Black | 88.637 | 47.834 | 69.603 | 0.763 | 5.737 | 1400.7 | 0.233 | 56.9 | 5.737 | 1400.7 | 0.196 | 47.9 |
Kingston MobileLite G4 UHS-II | 88.405 | 47.741 | 68.703 | 0.681 | 8.758 | 2138.3 | 0.246 | 60.2 | 8.924 | 2178.7 | 0.207 | 50.6 |
Transcend Multi-Card Reader RDF8 Black | 88.301 | 43.297 | 69.122 | 0.681 | 7.069 | 1725.9 | 0.195 | 47.6 | 7.819 | 1908.8 | 0.201 | 49.0 |
SanDisk ImageMate All-In-One USB 3.0 | 87.077 | 45.369 | 65.655 | 0.654 | 4.543 | 1109.1 | 0.191 | 46.7 | 4.567 | 1114.9 | 0.178 | 43.6 |
Delkin Universal Memory Card Reader | 84.311 | 47.514 | 66.996 | 0.655 | 7.558 | 1845.1 | 0.196 | 47.7 | 7.707 | 1881.6 | 0.209 | 50.9 |
In camera testing the Kingston 256GB card performed similar to its benchmark results. Additional results from cameras will be added as more cameras are tested.
Kingston Class 10 256GB Tested in Camera | Write Speed (MB/s) |
---|---|
Canon Rebel T7i | 46.5 |
Sony A9 | 46.2 |
Canon 77D | 46.2 |
Canon EOS M5 | 45.7 |
Canon EOS R | 44.3 |
Fuji X-T3 | 42.6 |
Nikon D7500 | 33.2 |
Nikon Coolpix P1000 | 31.0 |
Cameras tested with this card: Canon EOS R, Canon 77D, Canon EOS M5, Canon Rebel T7i, Fuji X-T3, Nikon D7500, Nikon Coolpix P1000, Sony A9
The Kingston Class 10 UHS-I 256GB SDXC card provides a lot of capacity and decent read and write speeds. Its performace met the advertised claims, but it did not exceed them by a large margin.
The following table contains information encoded in the SD card.
Kingston Class 10 256GB SD — Internal Card Information | |
---|---|
Serial number (PSN) | 20055903 |
Product Name (PNM) | SD256 |
Product Revision | 3.0 |
Manufacturer ID (MID) | 0x000041 |
OEM ID (OID) | 42 |
Manufacture Date (MDT) | 08/2016 |
Total capacity | 248,789,336,064 bytes |
Compare prices on the Kingston Ultimate SD 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 | |||
Kingston Ultimate SD | 16 | N/A | Check price | Check price | Check price |
Kingston Ultimate SD | 32 | N/A | Check price | Check price | Check price |
Kingston Ultimate SD | 64 | $0.57 | $36.38 | Check price | Check price |
Kingston Ultimate SD | 128 | N/A | Check price | Check price | Check price |
Kingston Ultimate SD | 256 | $0.63 | $161.52 | Check price | Check price |
Kingston Ultimate SD | 512 | $0.94 | $481.28 | Check price | Check price |