We may earn a commission when you buy through our links. Rankings are formula-based and never paid for. As an Amazon Associate I earn from qualifying purchases. Disclosure

WD Red SATA 2.5-inch 1TB vs WD Blue SA510 2.5-inch 1TB

Official WD Blue and WD Red SSDs, ranked in this category from the makers' official product pages.

Affiliate disclosure: We earn a commission if you buy through links on this page, at no extra cost to you. It never affects our rankings, which come from the published scoring formula. As an Amazon Associate I earn from qualifying purchases. Learn more.

#7 of 42 in Internal SATA SSDs

WD Red SATA 2.5-inch 1TB

10.0/10

Best for: Official 560 MB/s sequential read, 530 MB/s sequential write, 1 TB

Check price at Amazon
#22 of 42 in Internal SATA SSDs

WD Blue SA510 2.5-inch 1TB

9.9/10

Best for: Official 560 MB/s sequential read, 520 MB/s sequential write, 1 TB

Check price at Amazon

Spec-by-spec comparison

Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.

SpecWD Red SATA 2.5-inch 1TBWD Blue SA510 2.5-inch 1TBWeight
Official sequential readThe official sequential read speed published on the official product page, in megabytes per second. When the official page lists an “up to” figure, that official figure is what we use, not a speed we measured. Official values outside the reference range are clamped for scoring only; the official figure is still shown. 560 MB/s 560 MB/s 50%
Official sequential writeThe official sequential write speed published on the official product page, in megabytes per second. When the official page lists an “up to” figure, that official figure is what we use, not a speed we measured. Official values outside the reference range are clamped for scoring only; the official figure is still shown. 530 MB/s 520 MB/s 50%
Official model numberWDS100T1R0AWDS100T5B0A-00LMP0info
Official product nameWD Red SATA 2.5-inch 1TBWD Blue SA510 2.5-inch 1TBinfo
Official sequential read560 MB/s560 MB/sinfo
Official sequential write530 MB/s520 MB/sinfo
Official capacity1 TB1 TBinfo
Official endurance (TBW)600 TB400 TBinfo
Official interfaceSATASATAinfo
Official form factor2.5-Inch2.5-Inchinfo
Official warranty5 years5 yearsinfo
DrivePick score10.0/109.9/10100%

Where each one comes out ahead

WD Red SATA 2.5-inch 1TB

Better published figure on: Official sequential write.

What we like

  • Official maker page lists a sequential read speed of 560 MB/s.
  • Official maker page lists a sequential write speed of 530 MB/s.
  • Official maker page lists a capacity of 1 TB.
  • Official maker page lists endurance of 600 TB written.

Watch out for

  • Official figures are for the configuration shown on the official product page, not a test we ran.

WD Blue SA510 2.5-inch 1TB

No scored spec where it is strictly ahead; its case rests on the strengths below.

What we like

  • Official maker page lists a sequential read speed of 560 MB/s.
  • Official maker page lists a sequential write speed of 520 MB/s.
  • Official maker page lists a capacity of 1 TB.
  • Official maker page lists endurance of 400 TB written.

Watch out for

  • Official figures are for the configuration shown on the official product page, not a test we ran.

Verdict

Official sequential read is 560 MB/s vs 560 MB/s, and official sequential write is 520 MB/s vs 530 MB/s. Compare official capacity, official endurance (TBW) and official interface as facts when the official pages list them.

WD Red SATA 2.5-inch 1TB on AmazonWD Blue SA510 2.5-inch 1TB on Amazon
Spec sources

Related comparisons