Western Digital My Passport 4TB Portable External Hard Drive: 2 of 8 decision facts sourced. Missing: Interface, Sequential write, Endurance (TBW), DRAM cache, Warranty, Starting MSRP.
Seagate Backup Plus Portable 5TB External Hard Drive: 3 of 8 decision facts sourced. Missing: Sequential read, Sequential write, Endurance (TBW), DRAM cache, Warranty.
| Western Digital My Passport 4TB Portable External Hard Drive | Seagate Backup Plus Portable 5TB External Hard Drive | |
|---|---|---|
| Price today | $99.99 | Price not yet checked |
| Capacity | 4TB westerndigital.com | 5TB seagate.com |
| Interface | Not yet sourced | USB 2.0 bestbuy.com |
| Sequential read | up to 5Gb/s westerndigital.com | Not yet sourced |
| Starting MSRP | Not yet sourced | $129.99 bestbuy.com |
Not yet sourced — Western Digital My Passport 4TB Portable External Hard Drive: Interface, Sequential write, Endurance (TBW), DRAM cache, Warranty, Starting MSRP. Seagate Backup Plus Portable 5TB External Hard Drive: Sequential read, Sequential write, Endurance (TBW), DRAM cache, Warranty. No manufacturer, official or retailer source we read publishes these yet; we don't estimate them.
Verdict: Pick Western Digital My Passport 4TB if you need a known fast sequential read speed (up to 5Gb/s). Pick Seagate Backup Plus Portable 5TB if you need the larger 5TB capacity and USB 3.0 compatibility. Neither publishes sequential write, endurance, DRAM cache, warranty or starting MSRP yet.
Our take: Based on expert reviews and verified owner feedback, the Seagate Backup Plus Portable 5TB for capacity, Western Digital My Passport 4TB for speed stands out for higher capacity of 5tb. This is the kind of difference you feel in daily use — not just on a spec sheet.
Provisional pick: Seagate Backup Plus Portable 5TB for capacity, Western Digital My Passport 4TB for speed — not enough sourced decision facts for Western Digital My Passport 4TB Portable External Hard Drive and Seagate Backup Plus Portable 5TB External Hard Drive. We don't rank on specs we can't verify.
| Western Digital My Passport 4TB Portable External Hard Drive | Seagate Backup Plus Portable 5TB External Hard Drive | |
|---|---|---|
| Capacity | 4TB | 5TB |
| Sequential read | up to 5Gb/s | — |
| Interface | — | USB 2.0 |
| Starting MSRP | — | $129.99 |
| External Hard Drive Type | — | Portable |
| Included Software | — | Seagate backup software, NTFS driver for Mac |
Provisional pick: Seagate Backup Plus Portable 5TB for capacity, Western Digital My Passport 4TB for speed — not enough sourced decision facts for Western Digital My Passport 4TB Portable External Hard Drive and Seagate Backup Plus Portable 5TB External Hard Drive.
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