Compare External SSDs

28 ranked products · Two to 4 at a time · Updated 10 Sept 2026

Pick any two to four of the 28 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.

Choose what to compare

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	Samsung Samsung T7 Shield	Adata Adata SD810	Kingston Kingston XS1000	addlink addlink P30	Corsair Corsair EX300U	OWC OWC Envoy Pro Mini	OWC OWC Envoy Ultra	Lexar Lexar SL500	Seagate Seagate Ultra Compact SSD	SanDisk SanDisk Extreme Portable V2	Adata Adata SE920	PNY PNY RP60	Lexar Lexar SL600	SanDisk SanDisk Extreme PRO with USB-4	SanDisk SanDisk Desk Drive	OWC OWC Envoy Pro FX	Kingston Kingston XS2000	Crucial Crucial X6	Western Digital WD My Passport SSD	WD WD Black P50	LaCie LaCie Rugged Pro 5	Samsung Samsung T5 EVO	SanDisk SanDisk Extreme PRO Portable SSD
Tier	S	S	A	A	A	A	A	C	C	C	C	C	C	C	C	C	D	D	D	D	F	F	F	F	F	F	F	F
Rank on this board	1 of 28	2 of 28	3 of 28	4 of 28	5 of 28	6 of 28	7 of 28	8 of 28	9 of 28	10 of 28	11 of 28	12 of 28	13 of 28	14 of 28	15 of 28	16 of 28	17 of 28	18 of 28	19 of 28	20 of 28	21 of 28	22 of 28	23 of 28	24 of 28	25 of 28	26 of 28	27 of 28	28 of 28
Ladder points	982 LP	938 LP	833 LP	813 LP	717 LP	665 LP	664 LP	491 LP	463 LP	428 LP	397 LP	391 LP	385 LP	384 LP	371 LP	360 LP	313 LP	271 LP	270 LP	240 LP	201 LP	180 LP	159 LP	147 LP	142 LP	123 LP	70 LP	48 LP
Our verdict	Ranked here on pure ownership merit, because the hardware and warranty are genuinely excellent. It is still a trap because you pay the Samsung tax for what the Crucial X10 delivers. Buy the X10 or the T7 Shield.	The same ownership story as the X9 Pro with more speed, and PCMag's current overall pick. Ranks a hair below the X9 Pro only because the Pro is tougher in a pocket.	PCMag's long-standing top pick with Micron NAND, real drop resistance, and a support organization that honors its warranties. The best mainstream ownership value, ranking just above the X10 because its ruggedization matters more for long-term survival in a bag.	Wirecutter's tested top pick for durability and speed, and the fastest mainstream-recommended drive here. Sustained-load heat, flagged by Notebookcheck, is the one long-term question mark that keeps it off the top spot.	Flagship speed on Crucial's support and warranty footing, with the same Micron pedigree as the X9 and X10. The right upgrade path when the X10 is not enough and you still want a maker with a real support reputation.	The most proven platform in the category: years in the field with a strong failure record, IP65 ruggedization, a long warranty, and Samsung's firmware support behind it. The default answer for a drive you never want to think about again.	IP68 rugged and fast, and PC Gamer's overall gaming pick. Adata's thinner warranty and support reputation is what keeps it out of the top five, because over years that gap matters more than benchmark deltas.	Marketing heavy but short 1-year warranty and lower endurance, making it less reliable for long-term use.	Flagship-class USB4 throughput from a budget brand. The cheapest way to real 4,000 MB/s-class speed.	The consensus 10Gbps all-rounder, positively reviewed by both PCWorld and KitGuru. The sensible mainstream buy.	Buy for durability and dual USB-C/A convenience, not speed. A niche value, not a raw one.	The fastest and the most expensive drive here. A brilliant specialist tool that is the worst performance-for-money purchase on the board. Buy the Crucial X10 unless you truly need Thunderbolt 5.	DriveVault's 'exceptionally well-rounded' verdict plus Digital Foundry coverage make it the best-rounded Gen 2x2 alternative on the board.	Real SSD speed in a thumb drive at a flash-drive price. Unbeatable pocketability per dollar.	The most-recommended drive that this lens would least recommend: it coasts on a glowing review consensus while under-delivering its spec in owner testing, and the line's failure history is exactly what an ownership lens punishes. Buy the Crucial X9 Pro instead.	Near-flagship USB4 performance that undercuts the premium drives it is cross-shopped against.	Enthusiast outlets validate its 2,000 MB/s claims and value, but the major guides haven't crowned it, so it sits just below the guide-anchored picks.	The overhyped premium option: premium positioning for the same Gen 2x2 performance class rivals deliver for less, with pro editors steering around it - buy the Adata SD810 instead.	The weakest pick on the board, but still worth buying: well built and future-proofed with USB4, yet Tom's Hardware found its performance bursty and behind newer rivals, and SanDisk's portable-SSD firmware track record means it must earn its place rather than assume it.	The drive marketing pushes hardest - deal posts are everywhere - but the reviews don't back the push. Whatever your storage need, another entry on this board serves it better.	A former flagship whose ruggedness keeps it on the board, but it is outclassed on speed per dollar by the EX400U and SE920.	A reliability-first brand in a tiny body with a long warranty, making it a sound ownership bet. It ranks low among the picks because its small body throttles hard under sustained writes.	Good value with solid warranty and proven longevity.	Rugged build, good endurance, strong warranty.	The classic coasting-on-a-gaming-badge trap: an aging gaming-branded drive still sold on brand loyalty, delivering last-generation speeds in a bulky body. Gamers cross-shop it constantly because of the WD Black name, but the Adata SD810 is the better buy.	Superb performance and a pro warranty, but gated on Thunderbolt 5 ports almost nobody has, and expensive for what most owners will extract from it. The pro's choice if you actually have an 80Gbps port.	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.	The legacy default that coasts on brand recognition. Buyers grabbing it on name alone get outclassed by the Crucial X10 or Adata SD810, so buy those instead.
What reviewers rate	Genuinely good hardware Excellent warranty terms 3-year warranty robust aluminum chassis	Faster sibling of the X9 Pro on the same support and warranty footing PCMag's current overall top pick for most buyers Ranked in Dong Knows Tech's top five portable drives Fast enough for nearly everything	Micron NAND under a brand that honors its warranties Drop-resistant, IP55-rated body PCMag's current overall top pick for most buyers Named Best Value outright in a 2026 buying guide	Wirecutter's top pick after testing 24 portable SSDs, for the best mix of affordability, speed, and durability Delivers on its USB4 performance promises per ServeTheHome Speedy and highly portable, and works as a phone companion Measured USB4 speeds of up to 4GB/s read and 3.6GB/s write, faster than many early NVMe SSDs	Top-tier sustained performance Same Micron pedigree and warranty backing as the X9 and X10 3-year warranty high write endurance	Long, publicly documented track record of field reliability IP65 ruggedization against dust and water Long warranty backed by Samsung's firmware support Military-grade shock resistance	IP68 ruggedization Genuinely fast PC Gamer's overall pick for external SSD gaming storage, balancing price and performance Sustains its peak sequential transfer speeds rather than dropping off a cliff	Strong marketing Tiny, genuinely budget-friendly drive No QLC sustained-write collapse unlike the cheapest drives 5-year warranty	USB4 drive with rated speeds of up to 4,000 MB/s read and 3,600 MB/s write Magnetic attachment and direct mobile connection Flagship-class throughput from a budget brand Tempting price-per-speed for a budget USB4 drive	Good performer for a 10Gbps SSD Pocket-sized and portable Up to 1,100 MB/s claimed sequential performance Well-reviewed across the specialist press for everyday use	Durable, genuinely pocketable SSD USB-C and USB-A in one body Universal compatibility An SSD in the body of a flash drive	Blisteringly fast portable SSD Leverages 80 Gbps Thunderbolt 5 and USB4 V2 interfaces	Exceptionally well-rounded: slim, light, good-looking, fast, and broadly compatible Competitively priced 2 GB/s-class speeds ZDNet's pick for the best external drive on the market after hands-on testing	Thumb-drive-sized at 70mm long and 24 grams, yet behaves like a real SSD Measured 893.9 MB/s read Performance that can crush the fastest SATA SSD Costs flash-drive money	Top performer in TechGearLab's testing Built tough with rugged construction Truly high-end high-performance SSD with the speeds, durability, and portability to back it Consistent owner praise for speed, reliability over extended use, and physical build quality	Delivers near-flagship USB4 throughput Undercuts the premium drives it is cross-shopped against Included in Audioviser's 2026 best-of list	Consistently hits its rated 2000MB/s in testing, with strong sequential write performance Twice as fast as most USB 3.2 Gen 2 drives for the same money IP65 ruggedization Budget-friendly rugged option	Positioned as the most premium portable SSD in its class Included in Audioviser's 2026 roundup, fourth in link order	Premium design Good bursty performance Future-proofed with USB4 Fastest speeds among reviewed drives	Attractive desk-drive design Up to 8TB of external SSD capacity Bus-powered via USB-C Fills a high-capacity niche portables cannot	IP67 rating: dust-tight and submersible to 1 metre for up to 30 minutes Passes MIL-STD810G drop testing Ruggedness remains genuinely useful Former flagship rugged Thunderbolt drive with an established reputation	From one of the most conservative, reliability-first brands in storage Long warranty Capable of high speeds in a tiny body Capable of speeds up to 2,000MB/s	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	Read speeds of up to 2000MB/s Still current and purchasable from the manufacturer Included in Audioviser's 2026 roundup	Top performance when paired with a Thunderbolt 5 port LaCie's rugged pedigree Pro-focused warranty Top performance from an external SSD	950 MB/s speed Very low price Puts 8 TB in a pocketable form factor	Still listed by CNET among gaming-capable drives Remains a mainstream, heavily cross-shopped recommendation (CNET still steers everyday buyers to it) Performs well in the benchmarks speed-focused outlets prioritize
Where it falls short	Typically the priciest option among comparable drives Performance and warranty terms are matched or beaten by cheaper rivals 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	A step down from the X10 in speed Limited to 10Gbps where siblings offer 20Gbps	Runs hot under sustained loads High heat development Premium position	Nothing recorded	Only 600 MB/s speed Higher price per terabyte than cheaper faster options Aging 10Gbps-class interface behind the newer 20Gbps drives	Adata's warranty and support reputation is weaker than Crucial's or Samsung's Support network thinner than Samsung's or Crucial's Software ecosystem less developed than the big brands'	1-year warranty lower endurance per RTINGS Higher price without added benefit Modest USB 3.2 Gen 2 (10Gbps) speeds	Thin track record on firmware updates Weak RMA handling and long-term support Independent long-duration testing is scarce	Outpaced by the Kingston XS1000 on value at the same performance tier	Not for top-end speed Serves a niche use case rather than general high-speed transfers	A premium portable SSD aimed at creative professionals Requires niche Thunderbolt 5 / USB4 V2 host ports	Backed by a single-outlet crown rather than multi-source consensus	Nothing recorded	Real-world read/write speeds roughly 20 percent below the advertised specification, per owner testing Charges a price premium for the ruggedness Line's reputation dented by firmware-related data-loss scares and steady failure complaints Per-gigabyte premium over the Crucial and Adata value picks	Lower speed, higher price Positioned only mid-pack among the linked picks	Middling sustained write speeds versus Crucial's budget drives Beaten on speed or price by the XS1000 and X6 in every scenario	Same USB 3.2 Gen 2x2 speed class as cheaper rivals Working editors report steering toward faster NVMe-plus-enclosure routes instead Nothing else behind the roundup mention	Not the best performer among recent drives, with bursty rather than sustained results Carries SanDisk's dented portable-SSD firmware reputation 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	Too basic and expensive for creative work, per AppleInsider Desk-bound, failing the portability brief of this category Warranty recourse complaints documented by an owner on Reddit Desktop-style form factor, not a true portable	Outclassed on speed per dollar by the EX400U and SE920 Grouped with the previous generation of rugged Thunderbolt drives Beaten at its own game by the OWC Envoy Ultra and LaCie Rugged Pro 5 Near the end of the roundup's linked list	Throttles under sustained writes due to its small body Notorious for throttling off its peak Same class of speed as rivals that cost meaningfully less Only ~600 MB/s speed	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	2020-era design delivering last-generation speeds Chunky body that was never the most rugged Sold at a gaming-brand premium The oldest design in the roundup's list	Requires a Thunderbolt 5 port that very few people own Expensive for what most owners will use it for Most buyers cannot fully exploit its speed Sold at pro-creator money	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	Previous-generation design in a market that has moved to faster speed classes Outclassed on speed and value by current picks 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
Evidence behind it	54 sources across 49 outlets	50 sources across 46 outlets	33 sources across 29 outlets	26 sources across 25 outlets	19 sources across 19 outlets	41 sources across 37 outlets	21 sources across 19 outlets	13 sources across 12 outlets	6 sources across 5 outlets	13 sources across 10 outlets	1 source across 1 outlet Thin sourcing, read it as provisional	3 sources across 1 outlet Thin sourcing, read it as provisional	16 sources across 16 outlets	7 sources across 6 outlets	5 sources across 5 outlets	15 sources across 14 outlets	17 sources across 16 outlets	4 sources across 4 outlets	3 sources across 3 outlets	22 sources across 21 outlets	6 sources across 6 outlets	16 sources across 16 outlets	9 sources across 9 outlets	8 sources across 7 outlets	8 sources across 6 outlets	4 sources across 4 outlets	26 sources across 24 outlets	8 sources across 8 outlets
Flagged as one to avoid	1 of 11 research runs	Not flagged	Not flagged	Not flagged	Not flagged	1 of 10 research runs	Not flagged	2 of 7 research runs	Not flagged	Not flagged	Not flagged	1 of 2 research runs	Not flagged	Not flagged	1 of 2 research runs	1 of 6 research runs	Not flagged	1 of 2 research runs	1 of 10 research runs	1 of 2 research runs	1 of 3 research runs	2 of 10 research runs	2 of 7 research runs	3 of 8 research runs	1 of 2 research runs	4 of 11 research runs	3 of 7 research runs	3 of 7 research runs
Announced	Oct 2023	Not recorded	Not recorded	Jan 2025	Not recorded	Jan 2023	Not recorded	Not recorded	Not recorded	Oct 2025	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	Not recorded	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	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.