Fresh/Last checked Sep 04, 10:40 PM·Updated daily
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Best Internal SSDs by Price per TB

The best internal SSD deal right now is whichever offer on this page has the lowest price per TB — NVMe if your machine has an M.2 slot, SATA otherwise — from this live-ranked list of current Amazon prices.

SSD pricing is volatile: NAND flash prices swing, and yesterday's deal is routinely beaten today. This list ranks current Amazon internal SSD offers by price per TB and re-ranks on every snapshot refresh, so what you see reflects the market right now.

Price per TB deliberately ignores speed. A budget SATA drive and a flagship NVMe drive can sit side by side here — the blurbs call out the interface so you can weigh cost against the performance you actually need.

  1. KingSpec OneBoom 4TB Internal SSD 2.5" SATA III – Up to 550MB/s Read, 3D NAND, Ideal for Old PC, Laptop & PS4 Upgrades

    $319.97 · $79.99/TB as of Sep 04, 10:40 PM

    Ranks #1 at $79.99/TB — 35% below the typical 4TB SSD. New condition, SATA, 2.5".

  2. Crucial BX500 SATA SSD 4TB, 2.5", Up to 540MB/s, Laptop and Desktop (PC) Compatible, 3D NAND, Dynamic Write Acceleration, Internal Solid State Drive - CT4000BX500SSD101

    $377.00 · $94.25/TB as of Sep 04, 10:40 PM

    Ranks #2 at $94.25/TB — 23% below the typical 4TB SSD. New condition, SATA, 2.5".

  3. SP Silicon Power 4TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5'' 7mm (0.28'') Internal Solid State Drive (SP004TBSS3A55S25)

    $379.97 · $94.99/TB as of Sep 04, 10:40 PM

    Ranks #3 at $94.99/TB — 23% below the typical 4TB SSD. New condition, SATA.

  4. SANDISK SSD Plus 2TB Internal Solid State Drive - SATA III 6 Gb/s, 2.5"/7mm, Read/Write Speeds of up to 545MB/s / 515MB/s - SDSSDA-2T00 (Renewed)

    $189.99 · $95.00/TB as of Sep 04, 10:40 PM

    Ranks #4 at $95.00/TB — 34% below the typical 2TB SSD. Renewed condition, SATA, 2.5".

  5. KingSpec 2TB 2.5-inch SATA III Internal SSD 6Gb/s - Championship Edition

    $209.97 · $104.99/TB as of Sep 04, 10:40 PM

    Ranks #5 at $104.99/TB — 31% below the typical 2TB SSD. New condition, SATA, 2.5".

  6. Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SU002TBSS3A55S25EC)

    $219.97 · $109.99/TB as of Sep 04, 10:40 PM

    Ranks #6 at $109.99/TB — 28% below the typical 2TB SSD. New condition, SATA, 2.5".

  7. Silicon Power 2TB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") SSD Internal Solid State Drive (SP002TBSS3A55S25)

    $219.97 · $109.99/TB as of Sep 04, 10:40 PM

    Ranks #7 at $109.99/TB — 28% below the typical 2TB SSD. New condition, SATA, 2.5".

  8. Sandisk 8TB Desk Drive SSD, Up to 1000MB/s Read Speeds, Black

    $899.99 · $112.50/TB as of Sep 04, 10:40 PM

    Ranks #8 at $112.50/TB — 36% below the typical 8TB SSD. New condition.

  9. SUNEAST 1TB 2.5 SSD SATA III Internal Solid State Drive

    $114.99 · $114.99/TB as of Sep 04, 10:40 PM

    Ranks #9 at $114.99/TB — 31% below the typical 1TB SSD. New condition, SATA.

  10. Crucial BX500 SATA SSD 2TB, 2.5 Inch Internal Hard Drive, up to 540 MB/s, 2TB SSD Compatible with Laptop and Desktop (PC), 3D NAND, Dynamic Write Acceleration - CT2000BX500SSD101

    $239.23 · $119.62/TB as of Sep 04, 10:40 PM

    Ranks #10 at $119.62/TB — 22% below the typical 2TB SSD. New condition, SATA, 2.5".

Compare live hard disk prices for all matching deals →

What to look for

Interface first: SATA tops out around 550 MB/s, NVMe starts roughly six times faster. For a boot drive or games, NVMe is worth a small premium; for bulk storage in an older machine, cheap SATA capacity often wins.

DRAM-less drives are common at the cheap end. They benchmark fine for light use but slow under sustained writes. If an offer looks too cheap against the typical price for its size, this is often why.

Endurance (TBW) and warranty travel together — 5-year warranties usually mark drives rated for meaningfully more written terabytes. For a scratch disk or write-heavy work, that rating matters more than peak speed.

FAQ

SATA or NVMe — which should I buy?

If your machine has an M.2 NVMe slot, NVMe: the price gap has mostly closed and it's several times faster. SATA still makes sense for older systems and for adding cheap second-drive capacity.

Why is a big-brand SSD ranked below a brand I don't know?

The ranking is purely price per TB from the live snapshot. The comparison against typical pricing on each entry helps spot when a known brand is genuinely discounted versus when an unknown brand is just cheap.

Do SSDs need a specific form factor?

Check your slot: 2.5-inch SATA fits laptop/desktop drive bays, M.2 sticks fit motherboard slots (verify the slot supports NVMe if buying NVMe). Each entry lists the form factor.