Western Digital WD Black SN850X

Western Digital WD Black SN850X

Western Digital
99 Overall Score
vs
Kingston SSD

Kingston SSD

Kingston
41 Overall Score

What Buyers Say

Western Digital WD Black SN850X

92 out of 100 medium confidence 17 reviews

The WD Black SN850X is highly praised for its blazing speed, reliability, and value, often compared favorably to pricier alternatives like Samsung and Solidigm. Users report excellent performance in gaming (especially PS5) and general use, with a few concerns about potential issues mitigated by firmware updates. Overall, it's seen as a top-tier NVMe drive, especially when on sale.

Pros
  • Blazing fast speeds
  • Excellent value for money
  • Reliable high-capacity storage
  • Great for PS5
  • Easy installation
Cons
  • Potential firmware issues
  • No heatsink included
  • Pricey when not on sale
👍 Speed 6
👍 Value for money 4
👍 Reliability 4
👍 Ps5 compatibility 3
👎 Firmware concerns 2
👍 Installation 2

Kingston SSD

No customer feedback yet

Scores

Budget
Western Digital
96
Kingston
48
Console
Western Digital
95
Kingston
18
Gaming
Western Digital
95
Kingston
36
Workstation
Western Digital
94
Kingston
36
Laptop
Western Digital
82
Kingston
48
Portable
Western Digital
25
Kingston
11

Specifications

Western Digital WD Black SN850XKingston SSD
Drive
Capacity
4,000
500
Form FactorM.2 2280M.2 2280
InterfacePCIe 4.0 x4PCIe
ProtocolNVMeNVMe
PCIe Generation4★3
External✗✗
Performance
Sequential Read (MB/s)
7,300
2,100
Sequential Write (MB/s)
6,600
1,700
Random Read (IOPS)
1,200,000
No data
Random Write (IOPS)
1,100,000
No data
Hardware
NANDTLC★—
DRAM Cache✓★—
Reliability
Endurance (TBW)
2,400
No data
MTBF (hours)
1,750,000
No data
Warranty (years)3★—
Features
Heatsink✓★—

Pros & Cons

Western Digital WD Black SN850X

  • Strong social proof (95th percentile)95th %ile
  • Strong random (95th percentile)95th %ile
  • Strong user sentiment (95th percentile)95th %ile
  • Strong feature (94th percentile)94th %ile

Kingston SSD

  • Strong social proof (95th percentile)95th %ile
  • Below average feature (14th percentile)14th %ile
  • Below average endurance (14th percentile)14th %ile
  • Below average capacity (26th percentile)

Verdict

★ Winner: Western Digital WD Black SN850X

Scores 99 overall, wins 6 of 6 usage categories and 12 of 16 specs.

Western Digital WD Black SN850X Better at:

BudgetGamingLaptopConsolePortableWorkstation