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Western Digital

WD Black SN850X 2TB

PCIe 4.0 · 7,300 MB/s · Game Mode 2.0

90
/ 100
From $189
VS
Crucial T705 2TB wins by 3
Crucial

Crucial T705 2TB

PCIe 5.0 · 14,500/12,700 MB/s

93
/ 100
From $349
Specdex verdict

Crucial T705 2TB takes it — here’s why.

In our weighted Specdex score, WD Black SN850X 2TB lands at 90 and Crucial T705 2TB at 93. That puts Crucial T705 2TB ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick WD Black SN850X 2TB if…

  • ✓Fastest PCIe 4.0 in real-world games
  • ✓Excellent endurance
  • ✓Optional heatsink for PS5

Pick Crucial T705 2TB if…

  • ✓Fastest consumer NVMe
  • ✓Great thermal design (heatsink version)
  • ✓1200 TBW

Score breakdown

WD Black SN850X 2TB
90
read 94
write 92
endurance 90
value 88
Crucial T705 2TB
93
read 99
write 97
endurance 92
value 82

Specs side-by-side

Spec
WD Black SN850X 2TB
Crucial T705 2TB
Interface
PCIe 4.0 x4 NVMe
PCIe 5.0 x4 NVMe
Read speed
7,300 MB/s
14,500 MB/s
Write speed
6,600 MB/s
12,700 MB/s
TBW
1200
1200
Form
M.2 2280
—

WD Black SN850X 2TB

Pros
  • +Fastest PCIe 4.0 in real-world games
  • +Excellent endurance
  • +Optional heatsink for PS5
Cons
  • −PCIe 4.0 only
  • −Runs warm without heatsink
  • −Software dated

Crucial T705 2TB

Pros
  • +Fastest consumer NVMe
  • +Great thermal design (heatsink version)
  • +1200 TBW
Cons
  • −Needs PCIe 5.0 slot
  • −Expensive
  • −Runs hot without sink

FAQ: WD Black SN850X 2TB vs Crucial T705 2TB

Which is better, WD Black SN850X 2TB or Crucial T705 2TB? +

Crucial T705 2TB scores 93 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

Is WD Black SN850X 2TB worth the price? +

At $189, WD Black SN850X 2TB delivers a Specdex score of 90 — strongest in read.

Is Crucial T705 2TB worth the price? +

At $349, Crucial T705 2TB delivers a Specdex score of 93 — strongest in read.

Does WD Black SN850X 2TB or Crucial T705 2TB 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.