Fresh/Last checked Jul 04, 02:25 AM·Updated daily
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Best Internal SSDs by Price per TB

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 Jul 04, 02:25 AM

    Ranks #1 at $79.99/TB — 39% below the typical 4TB SSD. New condition, SATA, 2.5".

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

    $329.97 · $82.49/TB as of Jul 04, 02:25 AM

    Ranks #2 at $82.49/TB — 37% below the typical 4TB SSD. New condition, SATA.

  3. Fikwot FS810 4TB SSD, 2.5" SSD SATA III 6Gb/s, Solid State Drives, Up to 560MB/s, 3D NAND TLC Flash, Internal SSD for Desktops and Laptops(Black)

    $349.99 · $87.50/TB as of Jul 04, 02:25 AM

    Ranks #3 at $87.50/TB — 33% below the typical 4TB SSD. New condition, SATA, 2.5".

  4. 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

    $379.80 · $94.95/TB as of Jul 04, 02:25 AM

    Ranks #4 at $94.95/TB — 28% below the typical 4TB SSD. New condition, SATA, 2.5".

  5. Western Digital 4TB WD Blue SN5000 NVMe Internal Solid State Drive SSD - PCIe Gen 4.0, M.2 2280, Up to 5,500 MB/s - WDS400T4B0E [New Generation]

    $449.99 · $112.50/TB as of Jul 04, 02:25 AM

    Ranks #5 at $112.50/TB — 14% below the typical 4TB SSD. New condition, NVMe, M.2.

  6. 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

    $230.45 · $115.23/TB as of Jul 04, 02:25 AM

    Ranks #6 at $115.23/TB — 26% below the typical 2TB SSD. New condition, SATA, 2.5".

  7. PUSKILL 1TB 2.5" SATA III Internal Solid State Drive, Up to 550MB/s Read & 450MB/s Write, 6Gb/s High-Speed SSD for PC Laptop Desktop Storage Upgrade, 3D NAND

    $116.99 · $116.99/TB as of Jul 04, 02:25 AM

    Ranks #7 at $116.99/TB — 29% below the typical 1TB SSD. New condition, SATA, 2.5".

  8. Vansuny 1TB SATA III SSD Internal Solid State Drive 2.5” Internal Drive Advanced 3D NAND Flash Up to 500MB/s SSD Hard Drive for PC Laptop

    $119.25 · $119.25/TB as of Jul 04, 02:25 AM

    Ranks #8 at $119.25/TB — 28% below the typical 1TB SSD. New condition, SATA.

  9. ADATA Legend 860 PCIe Gen4 x4 M.2 2280 SSD - 2TB NVMe Internal Solid State Drive - Up to 6000/5000MB/s - PS5 Compatible - 1 Count

    $239.99 · $120.00/TB as of Jul 04, 02:25 AM

    Ranks #9 at $120.00/TB — 23% below the typical 2TB SSD. New condition, NVMe, M.2.

  10. WD Green SN350 2TB NVMe SSD Internal Solid State Drive for Laptop & Desktop, M.2 2280 PCIe Gen3 x4, Up to 3200MB/s, Fast Boot, Reliable Storage Upgrade for Everyday PC Use, WDS200T3G0C (OEM New)

    $239.99 · $120.00/TB as of Jul 04, 02:25 AM

    Ranks #10 at $120.00/TB — 23% below the typical 2TB SSD. New condition, NVMe, M.2.

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.