Comparing: SanDisk Ultra Dual Drive Go OTG USB Type-C USB 3.1 128GB vs Lexar High Performance 633X 64GB
In this comparison, we analyze two Disks: SanDisk Ultra Dual Drive Go OTG USB Type-C USB 3.1 128GB and Lexar High Performance 633X 64GB, using synthetic benchmark tests to evaluate their overall performance. This side-by-side comparison helps users understand which hardware delivers better value, speed, and efficiency based on standardized testing. Whether you're building a new system or upgrading an existing one, this benchmark-driven evaluation offers valuable insights to guide your decision.

SanDisk Ultra Dual Drive Go OTG USB Type-C USB 3.1 128GB
Type: | Disks |
---|---|
Model: | Ultra Dual Drive Go OTG USB Type-C USB 3.1 128GB |
Capacity: | 128GB |
Interface: | USB Type-A 3.1 Gen 1 & USB Type-C 3.1 Gen 1 |

Lexar High Performance 633X 64GB
Type: | Disks |
---|---|
Model: | Lexar 633X 64GB |
Capacity: | 64GB |
Interface: | UHS-I |
Specification Comparison Table
This specification comparison presents technical details of several devices or components to help you understand the key differences between each option. Use this table as a reference to determine which device best suits your needs.
Specification | SanDisk Ultra Dual Drive Go OTG USB Type-C USB 3.1 128GB | Lexar High Performance 633X 64GB |
---|---|---|
Brand | SanDisk | Lexar |
Format | USB FlashDrive | MicroSDXC |
Capacity | 128GB | 64GB |
Interface | USB Type-A 3.1 Gen 1 & USB Type-C 3.1 Gen 1 | UHS-I |
Submission Comparison Table
This submission comparison table displays the number and details of benchmark data submissions from various devices or components. This information helps you understand the performance based on the benchmarks that have been tested, as well as providing an overview of the consistency and popularity of the available benchmark results.
No. | Benchmark Software | SanDisk Ultra Dual Drive Go OTG USB Type-C USB 3.1 128GB | Lexar High Performance 633X 64GB |
---|---|---|---|
1 | CrystalDiskMark |
Read: 155.93 MB/s Write: 74.86 MB/s |
Read: 87.70 MB/s Write: 58.83 MB/s |
Submission Comparison Chart
This chart visualizes the benchmark scores comparison between two hardware devices based on submitted data.
Media Gallery
A collection of photos of tested hardware. These images can help you identify the physical form, model, and variant of the hardware in question. These photos are from our own documentation, and if they are not available we may not be able to document them.
About Hardware SanDisk Ultra Dual Drive Go OTG USB Type-C USB 3.1 128GB
The SanDisk Ultra Dual Drive Go 128GB is a versatile OTG flash drive with USB Type-C and USB Type-A support, enabling easy data transfer between devices such as smartphones, tablets and laptops. The flash drive offers transfer speeds of up to 150MB/s, making it ideal for fast and efficient transfer of large files.
In tests conducted using the Lenovo IdeaPad Slim 3i 14ITL6 with 12GB DDR4 dual channel RAM and Windows 11 22H2 operating system, as well as connectivity via USB 3.1 Gen 1 port, the device performed quite well under real-world usage conditions.
Test results through CrystalDiskMark recorded a read speed of 155.93 MB/s and a write speed of 74.86 MB/s. Meanwhile, through ATTO Disk Benchmark (64M test), the device recorded a read speed of 82.05 MB/s and a write speed of 23.02 MB/s. Although it does not touch the maximum theoretical limit, this performance is perfectly sufficient for daily needs such as transferring documents, photos, and medium-sized videos.
With its compact design and dual connectors, the SanDisk Ultra Dual Drive Go is an efficient and practical portable storage solution, perfect for cross-device users who need speed and flexibility.
Device Test:
Device: Lenovo IdeaPad Slim 3i 14ITL6
RAM: 12GB DDR4 3200MHz Dual Channel (8+4)
OS: Windows 11 22H2
USB: USB 3.1 Gen 1
Sunday, 29 May 2022 04:57:37 | Update: 22 hours ago
About Hardware Lexar High Performance 633X 64GB
The Lexar High-Performance 633x 64GB is a UHS-I microSDXC memory card designed for high-speed data transfer and reliable performance. With a 633x speed rating (Class 10, U1/U3, V30), it delivers read speeds of up to 100MB/s, making it ideal for Full HD, 4K video recording, high-resolution photography, and mobile gaming.
This memory card is compatible with smartphones, action cameras, drones, tablets, and other mobile devices, offering ample storage for videos, music, and apps. It also supports A1 performance rating, ensuring faster app loading and improved multitasking on Android devices.
With Lexar’s durable design, the 633x microSD card is shockproof, temperature-proof, waterproof, and X-ray proof, ensuring reliability in various environments. It includes an SD adapter for easy use with cameras and laptops.
Overall, the Lexar High-Performance 633x 64GB is an excellent choice for users who need fast, durable, and high-capacity storage for their multimedia and gaming needs.
Testbed:
Device: Lenovo IdeaPad Slim 3i 14ITL6
Device Specs: i5-1135G7, NVIDIA MX350, 12GB RAM 3200MHz (4+8), 512GB NVMe SSD, USB 3.1 Gen 1, Windows 11 Home 23H2
Card Reader: Lexar RW450 rev B (GL3231S Controller)
Room Temperature: 30 celcius based on DHT11 Sensors
This experiment is run when the item is newly purchased, no files condition (0% usage), exFAT file system (default), Device Manager Policy: Quick Removal (Default).
Friday, 12 January 2024 02:42:40 | Update: 2 months ago