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Transcend
Model: TS2TESD310C
| Capacity | 2TB |
| Interface | USB 3.2 Gen 2 |
| Form Factor | External |
| Read Speed | 1,050 MB/s |
| Write Speed | 950 MB/s |
| Endurance (TBW) | 1,200 TB |
| Warranty | 3 Years |
The 2TB ESD310C keeps the same tiny plastic credit-card footprint of the 1TB — Transcend fits an unusually large stack in an unusually small case. The 2TB cache budget also holds the 950 MB/s write past 200GB on long transfers.
See how it stacks up against competitors in our USB-C External SSDs SSD comparison, or browse related SSD buying guides.
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Reliable 2TB storage with 1.1 GB/s reads — the Transcend ESD310C 2TB is a practical, affordable choice for daily backups and file transport.
The Transcend Transcend ESD310C 2TB offers 1.1 GB/s reads and 950 MB/s writes — enough for everyday computing without breaking the bank. System backups, file transfers between machines, and external media storage all run smoothly.
2TB of storage provides generous headroom for everyday files. The compact, lightweight design slips into any bag pocket. 1,200 TBW endurance exceeds what most consumer drives offer — engineered for creators who write terabytes per week. Backed by a 3-year warranty, this drive offers typical protection for its class.
2TB provides generous headroom for creative workflows — a working photo library, active video projects, and a game library all on one portable drive.
1.1 GB/s reads are typical of a SATA SSD in an external enclosure — noticeably faster than any external HDD, yet well below the speed of Gen 2×2 or Thunderbolt drives. For most daily tasks, this is more than enough.
The Transcend ESD310C 2TB is a solid all-around 2TB portable SSD for everyday use. If you need fast backups, reliable file transport between devices, or external storage for documents, photos, and media, the 1,050 MB/s reads deliver performance that makes daily tasks feel instant compared to an external hard drive.
At 2TB, this drive hits the sweet spot for users with substantial storage needs. Photo and video libraries, game collections, and professional project files all benefit from the headroom — you will not be juggling free space or swapping files between drives.
The USB 3.2 Gen 2 interface means the Transcend ESD310C 2TB hits full speed on virtually any modern USB-C or USB-A port — no special hardware required. Plug it into a laptop, desktop, game console, or tablet and you get the same 1,050 MB/s performance without compatibility concerns.
On paper, the Transcend ESD310C 2TB delivers 1,050 MB/s reads and 950 MB/s writes. In practice, a 50GB file — a typical 4K video project, a large game install, or a full photo shoot — transfers in ~53 seconds. A 100GB batch of raw files moves in ~2 minutes. For users who regularly shuttle large files, these transfer times are a meaningful productivity improvement over slower SATA-based externals that take 3-5x longer for the same tasks.
Sequential read and write speeds — the numbers manufacturers advertise — matter most when transferring single large files. For everyday tasks like opening documents, browsing photos, running applications from the drive, or loading games, random 4K performance is more relevant. All NVMe-based external SSDs deliver random IOPS in the same general range, so the $Transcend ESD310C 2TB feels similarly responsive to other fast portables for daily use. The real differentiator shows up during large file transfers, where the $1,050 MB/s read speed pulls noticeably ahead of slower SATA-based externals.
The $Transcend ESD310C 2TB is rated for $1,200 TBW (terabytes written) endurance. To put that in perspective: if you write 50GB per day — an aggressive daily workload for most users — the drive would take approximately $66 years to reach its endurance limit. For typical use patterns involving backups, file transfers, and game storage, the $1,200 TBW rating provides comfortable headroom well beyond the $3-year warranty period.
| Spec | Transcend ESD310C 2TB | Samsung T9 2TB |
|---|---|---|
| Read Speed | 1,050 MB/s | 2,000 MB/s |
| Write Speed | 950 MB/s | 2,000 MB/s |
| Capacity | 2TB | 2TB |
| Interface | USB 3.2 Gen 2 | USB 3.2 Gen 2x2 |
| Endurance | 1,200 TBW | 1,200 TBW |
| Score | 7.7/10 | 9.6/10 |
The Samsung T9 2TB scores higher in our evaluation (9.6 vs 7.7/10). It also delivers faster reads (2,000 vs 1,050 MB/s).
For a detailed head-to-head comparison, see our full Transcend ESD310C 2TB vs Samsung T9 2TB comparison.
| Model | Capacity | Interface | Read | Write | TBW |
|---|---|---|---|---|---|
| Transcend ESD310C 2TB | 2TB | USB 3.2 Gen 2 | 1,050 | 950 | 1,200 |
| Samsung T9 2TB | 2TB | USB 3.2 Gen 2x2 | 2,000 | 2,000 | 1,200 |
| Samsung T9 Portable SSD | 1TB | USB 3.2 Gen 2x2 | 2,000 | 1,950 | 600 |
| Crucial X10 Pro 2TB | 2TB | USB 3.2 Gen 2x2 | 2,000 | 2,000 | 1,200 |
Specs shown for the closest USB-C External SSDs alternatives. Full comparison table available on the compare page.
The Transcend ESD310C comes in multiple capacities. Smaller sizes save money if you do not need the headroom; larger sizes drop the cost-per-TB for media libraries and Time Machine backups.
Transcend
Price as of Aug 3, 2026, 6:33 PM. Prices and availability are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.