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WD Red SN700 1TB NVMe SSD vs Crucial T500 4TB NVMe SSD

Buy the Crucial T500 4TB if you want speed and capacity: it reads at up to 7,400 MB/s and writes at up to 5,700 MB/s, roughly double the WD Red SN700, and holds twice the data. Buy the WD Red SN700 1TB only if you need a cheap, low-power drive for a NAS or always-on system. The T500's lowest recent price was $259.99 on November 2, 2026, against a high of $653.99 on November 3, 2026; no current price was given for the SN700.

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Sandisk
Sandisk WD Red SN700 Series 1TB M.2 2280 M-Key PCIe NVMe SSD Drive, single-sided (WDS100T1R0C)

WD Red SN700 1TB NVMe SSD

Sandisk WD Red SN700 Series 1TB M.2 2280 M-Key PCIe NVMe SSD Drive, single-sided (WDS100T1R0C)

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Choose the WD Red SN700 if you are filling a NAS or always-on box where endurance and low power matter more than raw speed.

Pros
  • Low power draw suits NAS and always-on systems
  • Single-sided M.2 2280 fits tight laptop and small-form-factor slots
  • WD Red branding targets 24/7 workloads
  • Cheaper per drive than a 4TB T500 at most prices
Cons
  • PCIe 3.0 speed is about half the T500's
  • 1TB is a quarter of the T500's capacity
  • No DRAM cache or heatsink listed
  • Spec sheet capacity (2TB) conflicts with the listing title (1TB), so confirm before buying
Crucial
Crucial T500 4TB PCIe 4.0 NVMe M.2 SSD

Crucial T500 4TB NVMe SSD

Crucial T500 4TB PCIe 4.0 NVMe M.2 SSD

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Choose the Crucial T500 if you want a fast, roomy boot or game drive for a desktop, laptop or PS5.

Pros
  • Up to 7,400 MB/s read and 5,700 MB/s write
  • 4TB capacity with a 2,400 TBW endurance rating
  • DRAM cache and a heatsink included
  • Works in PCs, laptops and PS5; free Acronis cloning software
Cons
  • Price swung from $259.99 to $653.99 within a day, so timing matters
  • Heatsink version may not fit tight laptop slots
  • Overkill for a NAS or backup drive

What separates them

WD Red SN700 1TB NVMe SSDCrucial T500 4TB NVMe SSD
Capacity1TB (listing title); spec sheet says 2TB4TB
InterfacePCIe 3.0 x4 NVMePCIe 4.0 x4 NVMe
Sequential readUp to 3,400 MB/sUp to 7,400 MB/s
Sequential writeUp to 2,900 MB/sUp to 5,700 MB/s
DRAM cacheNot listedYes
HeatsinkNo, bare single-sided M.2 2280Yes, plus adaptive thermal protection
Endurance ratingNot listed; WD Red line is built for NAS workloads2,400 TBW
PS5 compatibilityNot listedListed as compatible

Price history

$653.99$229.77
Nov 2Nov 3
  • WD Red SN700 1TB NVMe SSD: lowest $229.77 on Nov 2.
  • Crucial T500 4TB NVMe SSD: lowest $259.99 on Nov 2 at eBay; $653.99 on Nov 3.

Prices at every store

WD Red SN700 1TB NVMe SSD

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Prices and history →

Crucial T500 4TB NVMe SSD

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Specs compared

SpecWD Red SN700 1TB NVMe SSDCrucial T500 4TB NVMe SSD
TypeInternalSSD
Form FactorM.2 2280M.2
Read Speed3,400 MB/s7400 MB/s
Write Speed2,900 MB/s write speed5700 MB/s
ConnectionM.2—
ColorRed—
NVMeYes—
Release DateSeptember 2021—
Capacity2 TB—
Use—Internal
Device Compatibility—PC, Desktop, Laptop, PS5
Wireless Connectivity—No
Show all 23 specsShow fewer specs
SpecWD Red SN700 1TB NVMe SSDCrucial T500 4TB NVMe SSD
Durability—Safeguards against overheating, Adaptive therma…
NVMe Support—Yes
PCIe Support—Yes
Cache—DRAM
Data Encryption—Yes
Security Highlights—Encryption support
Design Highlights—Heatsink
Typical Users—Gamers
Power Source—No (external power supply)
Power Consumption

What reviewers say

WD Red SN700 1TB NVMe SSD

Owners generally rate the WD Red SN700 as a reliable, cool-running NAS drive that holds up under constant writes. Some note it is not the fastest drive and that sustained write speeds drop once the SLC cache fills.

What people mention
  • EndurancePraisedOwners value the high TBW rating for NAS and always-on workloads.
  • SpeedMixedSequential speeds are good for PCIe 3.0, but sustained writes fall off after the cache fills.
  • ThermalsPraisedThe drive runs cool and draws little power in NAS enclosures.
  • DRAM cacheCriticisedSome buyers note the lack of DRAM cache limits heavy random-write performance.

Crucial T500 4TB NVMe SSD

Owners of the T500 line generally rate it highly for near-flagship PCIe 4.0 speed at a lower price than premium rivals. Complaints center on heat under sustained writes and on laptops where the heatsink version does not fit.

What people mention
  • SpeedPraisedOwners report fast game loads and quick transfers of large files.
  • HeatMixedThe drive runs warm under sustained writes, though the heatsink helps in desktops.
  • FitMixedThe heatsink version fits desktops and PS5 but can be too thick for some laptops.
  • SoftwarePraisedBuyers like the free Acronis True Image license for cloning an existing drive.

Questions and answers

Which is better for a PS5?
The Crucial T500. It is listed as PS5 compatible, includes a heatsink, and its PCIe 4.0 speed meets Sony's requirements. The WD Red SN700 is PCIe 3.0 and not listed for PS5.
Which lasts longer?
The T500 is rated at 2,400 TBW. The SN700's endurance figure was not given, though the WD Red line is built for constant NAS use. For heavy writes, the T500's rating is the safer number.
Is the T500 worth the extra money?
Yes for most desktop and laptop buyers. You get four times the capacity and roughly double the speed. The SN700 only wins if you need low power in a NAS.
Can I use either in a laptop?
Both are M.2 2280. The SN700 is single-sided and easier to fit. The T500's heatsink version may be too thick for slim laptops, so check clearance or pick the heatsinkless model.
Do I need a DRAM cache?
It helps sustained writes and heavy multitasking. The T500 has DRAM; the SN700 does not list it. For gaming and general use the difference is small, but the T500 is the stronger drive.
How much did the T500 cost recently?
Its lowest recent daily price was $259.99 on November 2, 2026, and its highest was $653.99 on November 3, 2026. Check the current price before buying.

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  • Crucial T500 4TB PCIe 4.0 NVMe M.2 SSD vs Crucial MX500 4 TB Solid State Drive - 2.5" Internal - SATA (SATA/600)
  • Crucial T500 4TB PCIe 4.0 NVMe M.2 SSD vs Crucial T705 2TB NVMe SSD
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Less power, 40% higher performance to power rat…
Removable—Yes