Compare External SSDs

16 ranked products · Two to 4 at a time · Updated 20 Aug 2026

Pick any two to four of the 16 ranked external ssds and read them side by side. This page opens on the board's top 3, Samsung T9, Crucial X10 and Crucial X9 Pro.

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3 of 4 chosen

External SSDs compared side by side. Each column is one product, each row is one measure taken from the same research that built the board.
Measure	Samsung Samsung T9	Crucial Crucial X10	Crucial Crucial X9 Pro	Corsair Corsair EX400U	Crucial Crucial X10 Pro	ADATA Adata SD810	Samsung Samsung T7 Shield	Kingston Kingston XS1000	ADATA Adata SE920	SanDisk SanDisk Extreme PRO with USB-4	Kingston Kingston XS2000	LaCie LaCie Rugged Pro 5	Crucial Crucial X6	Western Digital WD My Passport SSD	SanDisk SanDisk Extreme PRO Portable SSD	Samsung Samsung T5 EVO
Tier	S	A	A	A	A	B	B	C	C	D	D	F	F	F	F	F
Rank on this board	1 of 16	2 of 16	3 of 16	4 of 16	5 of 16	6 of 16	7 of 16	8 of 16	9 of 16	10 of 16	11 of 16	12 of 16	13 of 16	14 of 16	15 of 16	16 of 16
Ladder points	981 LP	787 LP	742 LP	732 LP	693 LP	553 LP	542 LP	491 LP	363 LP	342 LP	263 LP	162 LP	159 LP	147 LP	115 LP	70 LP
Our verdict	Long-term reliability, robust warranty, proven endurance.	Excellent write endurance and low failure rate; strong support.	Wired's "sweet spot" verdict is exactly right: nearly everything the X10 Pro offers in ownership terms, at 10Gbps speeds most users will never outrun.	High capacity with solid durability and a 3-year warranty.	High write endurance and strong warranty for power users.	Best price-to-performance ratio and reliable endurance.	Military-grade shock resistance, reliable performance.	Marketing heavy but short 1-year warranty and lower endurance, making it less reliable for long-term use.	Not recommended; choose the SD810 instead.	Fastest speeds, best endurance for price.	Rugged design, good endurance, 3-year warranty.	Rugged design praised but performance lags behind similar priced drives and higher failure rates noted in RTINGS.	Good value with solid warranty and proven longevity.	Rugged build, good endurance, strong warranty.	Dead last and not close: a drive line with a documented history of catastrophic, data-destroying failures, still on sale, still recommended by outlets that prioritize benchmarks. The Samsung T7 Shield is the direct replacement at the same or lower price.	While it is a generation older, the T5 EVO still offers 950 MB/s speeds at a very low price point. For users who only need “good enough” performance and want to save money, it remains the best bang-for-buck option.
What reviewers rate	3-year warranty robust aluminum chassis consistent endurance in RTINGS tests Up to 2 GB/s read/write via USB-4	3-year warranty high write endurance low failure rates in PCMag review 1 GB/s via USB-3.2 Gen 2	Hits the sweet spot of speed, portability, and price per Wired Same 5-year warranty as the X10 Pro Same IP55 build as the X10 Pro The smart-money Crucial for most real-world owners	4-TB capacity 3-year warranty proven endurance in RTINGS tests NVMe-USB-3.2 speed	3-year warranty high write endurance performance in RTINGS tests Blazingly fast 20Gbps flagship performance	Competitive price for performance endurance in PCMag review 1 GB/s speed Very low price per terabyte	Military-grade shock resistance 3-year warranty endurance in RTINGS tests Enhanced protection	Strong marketing Tiny, genuinely budget-friendly drive No QLC sustained-write collapse unlike the cheapest drives 5-year warranty	Included in Audioviser's 2026 best-of list	Fastest speeds among reviewed drives 3-year warranty excellent endurance per PCMag 2026 review Same 2 GB/s USB-4 speed as T9	Rugged design 3-year warranty endurance in RTINGS tests High performance	Rugged build Durable rugged design Fast speeds Thunderbolt 5 bandwidth, the category's performance endpoint	3-year warranty good endurance for price Affordable price Decent speeds	Rugged aluminum case 3-year warranty solid endurance in RTINGS tests 1 GB/s via USB-3.2 Gen 2	Remains a mainstream, heavily cross-shopped recommendation (CNET still steers everyday buyers to it) Performs well in the benchmarks speed-focused outlets prioritize	950 MB/s speed Very low price Puts 8 TB in a pocketable form factor
Where it falls short	Pricier than the Crucial rival it ties with Less thermal headroom under sustained load	Gives up the Pro's ruggedization Trimmed warranty depth versus the Pro line	Limited to 10Gbps where siblings offer 20Gbps	Nothing recorded	Nothing recorded	Support network thinner than Samsung's or Crucial's Software ecosystem less developed than the big brands'	Only 600 MB/s speed Higher price per terabyte than cheaper faster options Aging 10Gbps-class interface behind the newer 20Gbps drives	1-year warranty lower endurance per RTINGS Higher price without added benefit Modest USB 3.2 Gen 2 (10Gbps) speeds	Lower speed, higher price Positioned only mid-pack among the linked picks	SanDisk's portable line fails so frequently PetaPixel can no longer recommend it WD's crisis handling (quiet firmware patches, continued sale of affected stock, class-action litigation) is a support-reputation failure Flagship price for a brand that has not fully re-earned flagship trust	Only ~600 MB/s speed Higher price than cheaper faster drives Thermal throttling under sustained writes Fiddly rubber sleeve	Performance lags behind comparable drives higher failure rates per RTINGS Only ~500 MB/s speed Higher price per terabyte than cheaper options	Only ~540 MB/s-class QLC performance Price sits uncomfortably close to the roughly twice-as-fast, better-built X9 Pro The few dollars saved buy a large real-world speed loss	Still a 10Gbps drive with aging internals Priced uncomfortably close to 20Gbps rivals like the Crucial X10 Pro and Kingston XS2000 Sits under the Western Digital umbrella whose portable-SSD support reputation was damaged by the SanDisk failure saga Outclassed at its price by every mid-field pick	The specific product line at the center of the 2023 data-loss and failure scandal Documented history of suddenly eating its own data, the worst thing a drive can do Still on shelves, still heavily promoted, still the default buyer choice No price at which it beats the Samsung T7 Shield	Slow QLC-based design capped around 460 MB/s, barely faster than a good SATA drive Price per terabyte only makes sense if you never look at the spec sheet Flagship Samsung branding misleads cross-shoppers expecting T9-class product Better served by two T7 Shield 4 TB units for capacity or the T9 for speed
Evidence behind it	53 sources across 47 outlets	56 sources across 51 outlets	34 sources across 29 outlets	28 sources across 27 outlets	20 sources across 20 outlets	26 sources across 20 outlets	42 sources across 38 outlets	13 sources across 12 outlets	16 sources across 13 outlets	1 source across 1 outlet Thin sourcing, read it as provisional	19 sources across 18 outlets	3 sources across 3 outlets	12 sources across 12 outlets	8 sources across 7 outlets	7 sources across 7 outlets	26 sources across 24 outlets
Flagged as one to avoid	Not flagged	Not flagged	Not flagged	Not flagged	Not flagged	Not flagged	1 of 9 research runs	2 of 7 research runs	1 of 5 research runs	1 of 9 research runs	1 of 7 research runs	3 of 8 research runs	2 of 7 research runs	3 of 8 research runs	2 of 6 research runs	3 of 7 research runs
Announced	Oct 2023	Not recorded	Not recorded	Jan 2025	Not recorded	Not recorded	Jan 2023	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded
Where to buy	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it	Check it

Every column is the same research that built the board. Nothing here is a specification sheet copied from a maker. Read how we rank for what a tier and a ladder point mean.