As digital storage needs continue to grow, so does the demand for massive portable drives. From storing 4K videos to entire project archives, flash drives have evolved far beyond their humble beginnings of just a few megabytes. Below, we’ll explore who makes the largest flash drive in the world, how capacities have grown, and what you should know before buying one.
🏆 The Current Record Holder: Kioxia
As of 2025, the largest flash drive in the world is made by Kioxia, with their LC9 model boasting an incredible 245.76 terabytes (TB) of storage capacity — the biggest ever seen in a commercially available flash-based device.
- Model: Kioxia LC9
- Capacity: 245.76 TB
- Type: Solid-state flash drive (enterprise-grade)
- Launch Year: 2024
- Use Case: Data centers, servers, and enterprise-level storage systems
While not a typical USB stick you’d find in retail stores, the Kioxia LC9 represents the pinnacle of flash storage technology, leveraging advanced NAND flash architecture (source: ComputerWeekly).
🥈 Largest Consumer USB Flash Drive: Oyen Digital Dash Pro (4TB)
For everyday consumers, the Oyen Digital Dash Pro 4TB currently holds the title of the largest commercially available USB flash drive you can actually buy.
- Manufacturer: Oyen Digital
- Model: Dash Pro
- Capacity: 4TB
- Interface: USB 3.2 Gen 2
- Use Case: Professionals needing high-speed, portable storage for video, photography, and backups
This model represents a major leap in portable USB storage, offering the kind of space once reserved for external SSDs (source: Archyde).
🏗️ Honorable Mentions
1. TeamGroup C212 2TB USB Drive
- Announced: Computex 2023
- Capacity: 2TB
- Status: Announced but limited availability
- Notes: Once held the record for the largest USB flash drive in the world before larger models emerged (source: 9Meters).
2. Kingston DataTraveler Ultimate GT (2TB)
- Launched: 2017
- Capacity: 2TB
- Notes: One of the first widely available 2TB USB drives; still a popular option for professionals.
⚙️ Why Capacity Matters
Modern flash drives aren’t just for documents anymore. They’re used for:
- 4K/8K video editing
- System backups
- Portable application environments
- Large-scale data transfer between systems
As file sizes grow, so does the importance of high-capacity, high-speed flash memory.
🚀 The Future of Flash Drives
With advancements in 3D NAND and QLC flash technologies, experts predict that consumer USB drives could soon reach 8TB or even 16TB capacities. Companies like Samsung, Western Digital, and Kioxia are leading the innovation race, pushing flash memory density to new heights.
✅ Summary
| Rank | Manufacturer | Model | Capacity | Type | Year |
|---|---|---|---|---|---|
| 🥇 1 | Kioxia | LC9 | 245.76 TB | Enterprise flash drive | 2024 |
| 🥈 2 | Oyen Digital | Dash Pro | 4 TB | Consumer USB drive | 2024 |
| 3 | TeamGroup | C212 | 2 TB | USB flash drive | 2023 |
| 4 | Kingston | DataTraveler Ultimate GT | 2 TB | USB flash drive | 2017 |
🔍 Final Answer
The largest flash drive in the world is the Kioxia LC9, offering a staggering 245.76TB of flash storage.
For consumers, the Oyen Digital Dash Pro 4TB is currently the largest USB flash drive you can buy.
Sources:
