Description
The SanDisk QuickFlow C731 (SDDR-C731-GNANN) is a high-performance UHS-I SD card reader designed to maximize workflow efficiency for creative professionals. By utilizing SanDisk QuickFlow technology, this reader achieves sequential read speeds of up to 250MB/s and write speeds of up to 150MB/s when paired with compatible SanDisk Extreme PRO SDXC cards. Its compact, bus-powered design features a USB 3.2 Gen 1 Type-A connector, ensuring broad compatibility with legacy hardware and modern workstations alike.
This product is for:
- Professional Photographers: Rapidly offload thousands of high-resolution RAW images to reduce downtime between shoots.
- 4K Videographers: Transfer large video files quickly to begin the editing process without waiting for standard UHS-I readers.
- Content Creators: A reliable tool for social media influencers who need to move footage from cameras to laptops on the go.
- Legacy PC Users: The USB-A interface ensures compatibility with older desktops and laptops that lack USB-C ports.
- Travel Enthusiasts: The lightweight 15.2g frame makes it an essential addition to any mobile gear bag.
Detailed specifications:
- Interface: USB 3.2 Gen 1 (Type-A)
- Card Compatibility: UHS-I SD, SDHC, SDXC
- Max Read Speed: 250 MB/s
- Max Write Speed: 150 MB/s
- Dimensions: 2.48 x 1.25 x 0.32 inches (63 x 31.7 x 8.1 mm)
- Weight: 15.2 grams
- Model Number: SDDR-C731-GNANN
- Warranty: 5-Year Limited Warranty
Operating the QuickFlow C731 is a plug-and-play experience that eliminates the need for external power sources or complex driver installations. The slim profile prevents the reader from blocking adjacent USB ports, a common frustration with bulkier adapters. During sustained transfers, the device maintains thermal stability, ensuring consistent throughput even when moving multi-gigabyte folders. Its backward compatibility with USB 3.0 and 2.0 ports provides a versatile solution for diverse hardware environments.
Compared to standard UHS-I readers that cap at approximately 100MB/s, the SanDisk QuickFlow C731 more than doubles the potential read performance by utilizing proprietary SanDisk technology. While UHS-II readers offer higher theoretical speeds for UHS-II specific cards, the C731 is the optimized choice for users invested in high-end UHS-I infrastructure, providing a cost-effective bridge to professional-grade speeds without requiring a full upgrade to UHS-II media.
Q&A:
- Does this reader support UHS-II SD cards? While it can read UHS-II cards, it will operate at UHS-I speeds; it is specifically optimized for SanDisk QuickFlow UHS-I performance.
- Is the SanDisk C731 compatible with USB-C ports? This model uses a USB-A connector; a separate adapter or a USB-C version would be required for Type-C only devices.
- What is the maximum capacity supported? The reader supports SDXC standards, accommodating cards up to 2TB in capacity.
- Why am I not reaching 250MB/s? To achieve peak speeds, you must use a compatible SanDisk Extreme PRO SDXC UHS-I card and a USB 3.2 Gen 1 port.
- Is this reader compatible with Windows and macOS? Yes, it is a standard mass storage device compatible with all major operating systems featuring a USB-A port.
