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Samsung 870 EVO 1TB — SATA · 560/530 MB/s · 1TB
Samsung

Samsung 870 EVO 1TB

SATA · 560/530 MB/s · 1TB

85
/ 100
From $85
VS
WD Black SN770 500GB — PCIe 4.0 · 5150/4900 MB/s · 500GB
Western Digital

WD Black SN770 500GB

PCIe 4.0 · 5150/4900 MB/s · 500GB

85
/ 100
From $70
Specdex verdict

Dead heat — it comes down to priorities.

In our weighted Specdex score, Samsung 870 EVO 1TB lands at 85 and WD Black SN770 500GB at 85. With scores tied, the decision hinges on which sub-scores matter most to you.

Pick Samsung 870 EVO 1TB if…

  • ✓Plug-and-play (portable)
  • ✓Competitive per-GB cost
  • ✓3-5 year warranties typical

Pick WD Black SN770 500GB if…

  • ✓Plug-and-play (portable)
  • ✓Competitive per-GB cost
  • ✓3-5 year warranties typical
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Endurance & reliability

Tie

Write endurance and long-term dependability

Effectively tied — neither pulls a 2-point weighted lead.

Value for money

WD Black SN770 500GB

Specdex score per dollar at MSRP

WD Black SN770 500GB more score per dollar ($70 vs $85).

Samsung 870 EVO 1TB 85
vs
85 WD Black SN770 500GB

Score breakdown

Samsung 870 EVO 1TB
85
read 88
write 84
endurance 84
value 88
WD Black SN770 500GB
85
read 88
write 84
endurance 84
value 88

Specs side-by-side

Samsung 870 EVO 1TB versus WD Black SN770 500GB — full spec comparison
Spec Samsung 870 EVO 1TB WD Black SN770 500GB
Interface
SATA
PCIe 4.0
Capacity
1TB
▲ 500GB
Read/Write
560/530 MB/s
5150/4900 MB/s
Release year
2020
2022

Samsung 870 EVO 1TB

Pros
  • +Plug-and-play (portable)
  • +Competitive per-GB cost
  • +3-5 year warranties typical
Cons
  • −Portable variants are USB-only
  • −SATA models capped ~550 MB/s
  • −DRAM-less drives slower sustained

WD Black SN770 500GB

Pros
  • +Plug-and-play (portable)
  • +Competitive per-GB cost
  • +3-5 year warranties typical
Cons
  • −Portable variants are USB-only
  • −SATA models capped ~550 MB/s
  • −DRAM-less drives slower sustained

FAQ: Samsung 870 EVO 1TB vs WD Black SN770 500GB

Which is better, Samsung 870 EVO 1TB or WD Black SN770 500GB? +

Both score 85 on our weighted rubric — tied. Your best pick depends on the sub-scores above.

Is Samsung 870 EVO 1TB worth the price? +

At $85, Samsung 870 EVO 1TB delivers a Specdex score of 85 — strongest in read.

Is WD Black SN770 500GB worth the price? +

At $70, WD Black SN770 500GB delivers a Specdex score of 85 — strongest in read.

Does Samsung 870 EVO 1TB or WD Black SN770 500GB 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 the better value, Samsung 870 EVO 1TB or WD Black SN770 500GB? +

WD Black SN770 500GB — more score per dollar ($70 vs $85). Specdex score per dollar at MSRP.