Samsung 870 EVO 2TB
SATA · 560/530 MB/s · 2TB
WD Black SN770 2TB · bare
PCIe 4.0 · 5150/4900 MB/s · 2TB
WD Black SN770 2TB · bare takes it — here’s why.
In our weighted Specdex score, Samsung 870 EVO 2TB lands at 85 and WD Black SN770 2TB · bare at 86. That puts WD Black SN770 2TB · bare ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Samsung 870 EVO 2TB if…
- ✓Plug-and-play (portable)
- ✓Competitive per-GB cost
- ✓3-5 year warranties typical
Pick WD Black SN770 2TB · bare if…
- ✓M.2 NVMe
- ✓Competitive per-GB cost
- ✓TBW scales with capacity
Winner by scenario
Derived from the sub-score breakdown · not a separate testEndurance & reliability
WD Black SN770 2TB · bareWrite endurance and long-term dependability
WD Black SN770 2TB · bare leads on endurance (88 vs 84).
Value for money
Samsung 870 EVO 2TBSpecdex score per dollar at MSRP
Samsung 870 EVO 2TB more score per dollar ($144 vs $180).
Score breakdown
Specs side-by-side
| Spec | Samsung 870 EVO 2TB | WD Black SN770 2TB · bare |
|---|---|---|
| Interface | SATA | PCIe 4.0 |
| Capacity | 2TB | 2TB |
| Read/Write | 560/530 MB/s | 5150/4900 MB/s |
| Release year | 2020 | — |
Samsung 870 EVO 2TB
- +Plug-and-play (portable)
- +Competitive per-GB cost
- +3-5 year warranties typical
- −Portable variants are USB-only
- −SATA models capped ~550 MB/s
- −DRAM-less drives slower sustained
WD Black SN770 2TB · bare
- +M.2 NVMe
- +Competitive per-GB cost
- +TBW scales with capacity
- −Thermals on Gen 5 drives
- −DRAM-less models slower under sustained load
- −Require heatsinks in many systems
FAQ: Samsung 870 EVO 2TB vs WD Black SN770 2TB · bare
Which is better, Samsung 870 EVO 2TB or WD Black SN770 2TB · bare? +
WD Black SN770 2TB · bare scores 86 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Samsung 870 EVO 2TB worth the price? +
At $144, Samsung 870 EVO 2TB delivers a Specdex score of 85 — strongest in read.
Is WD Black SN770 2TB · bare worth the price? +
At $180, WD Black SN770 2TB · bare delivers a Specdex score of 86 — strongest in read.
Does Samsung 870 EVO 2TB or WD Black SN770 2TB · bare last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.
Which is better for endurance & reliability, Samsung 870 EVO 2TB or WD Black SN770 2TB · bare? +
WD Black SN770 2TB · bare — leads on endurance (88 vs 84). Write endurance and long-term dependability.
Which is the better value, Samsung 870 EVO 2TB or WD Black SN770 2TB · bare? +
Samsung 870 EVO 2TB — more score per dollar ($144 vs $180). Specdex score per dollar at MSRP.