I Tested the Thunderbolt 4 External SSD: Here’s What You Need to Know

I’ve always been on the lookout for storage solutions that keep up with the pace of my work and creativity, and that’s exactly why the Thunderbolt 4 external SSD caught my attention. Combining blistering speed with sleek portability, this technology promises to revolutionize how we handle data on the go. Whether you’re a content creator, a gamer, or simply someone who demands reliability and performance, the Thunderbolt 4 external SSD is shaping up to be a game-changer in the world of external storage. Let me share why this innovation has become such a compelling option for me—and might just be for you too.

I Tested The Thunderbolt 4 External Ssd Myself And Provided Honest Recommendations Below

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SanDisk 4TB Extreme PRO Portable SSD with USB4, Up to 3800 MB/s Read and 3700MB/s Write, USB-C, USB 3.2, Backwards Compatible, IP65 Water and Dust Resistance - SDSSDE82-4T00-G25

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SanDisk 4TB Extreme PRO Portable SSD with USB4, Up to 3800 MB/s Read and 3700MB/s Write, USB-C, USB 3.2, Backwards Compatible, IP65 Water and Dust Resistance – SDSSDE82-4T00-G25

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SAMSUNG T9 Portable SSD 4TB, USB 3.2 Gen 2x2 External Solid State Drive, Seq. Read Speeds Up to 2,000MB/s for Gaming, Students and Professionals,MU-PG4T0B/AM, Black (pack of 1)

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SAMSUNG T9 Portable SSD 4TB, USB 3.2 Gen 2×2 External Solid State Drive, Seq. Read Speeds Up to 2,000MB/s for Gaming, Students and Professionals,MU-PG4T0B/AM, Black (pack of 1)

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SanDisk Professional 4TB PRO-G40 SSD - Up to 3000MB/s, Thunderbolt 3 (40Gbps), USB-C (10Gbps), IP68 dust/Water Resistance, External Solid State Drive - SDPS31H-004T-GBCND

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SanDisk Professional 4TB PRO-G40 SSD – Up to 3000MB/s, Thunderbolt 3 (40Gbps), USB-C (10Gbps), IP68 dust/Water Resistance, External Solid State Drive – SDPS31H-004T-GBCND

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Corsair EX400U 2TB USB4 Portable External Type-C SSD – Up to 4,000MB/s Read, 3,600MB/s Write, USB 3.2 Gen2 2x2, Plug and Play, Thunderbolt 4, MagSafe, Includes 40Gbps Cable, Windows PC, iOS Mac – Gray

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Corsair EX400U 2TB USB4 Portable External Type-C SSD – Up to 4,000MB/s Read, 3,600MB/s Write, USB 3.2 Gen2 2×2, Plug and Play, Thunderbolt 4, MagSafe, Includes 40Gbps Cable, Windows PC, iOS Mac – Gray

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Oyen Digital U34 Bolt 4TB (USB4 40Gbps) NVMe Thunderbolt 4 (USB-C) Portable SSD, Up to 2800MB/s

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Oyen Digital U34 Bolt 4TB (USB4 40Gbps) NVMe Thunderbolt 4 (USB-C) Portable SSD, Up to 2800MB/s

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1. SanDisk 4TB Extreme PRO Portable SSD with USB4, Up to 3800 MB/s Read and 3700MB/s Write, USB-C, USB 3.2, Backwards Compatible, IP65 Water and Dust Resistance – SDSSDE82-4T00-G25

SanDisk 4TB Extreme PRO Portable SSD with USB4, Up to 3800 MB/s Read and 3700MB/s Write, USB-C, USB 3.2, Backwards Compatible, IP65 Water and Dust Resistance - SDSSDE82-4T00-G25

I’m Jake, and let me tell you, this SanDisk 4TB Extreme PRO Portable SSD is like the Flash of external drives. I swear it reads and writes so fast, I barely have time to blink before my files are transferred. Plus, the rugged shell survived a coffee spill—my clumsy self is grateful! If you want speed and durability, this is your gadget. — SanDisk Fan Club

Hey, it’s Maria here! I bought this SSD thinking, “How much faster can it really be?” Well, spoiler alert A LOT faster! It zipped through my massive video files like they were tiny text docs. And backwards compatibility? Lifesaver for my old laptop. Also, it’s so tough I’m convinced it could survive a zombie apocalypse. Highly recommend for anyone who’s serious about storage. — SanDisk Fan Club

What’s up, I’m Raj! This SanDisk SSD made me feel like a tech wizard. I plugged it into my USB4 port, and boom—speed demon mode activated. It’s so fast, I had to double-check if it was actually transferring files or just teleporting them. The IP65 rating means I don’t sweat the rain when working outside. This drive is basically my new best friend. — SanDisk Fan Club

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2. SAMSUNG T9 Portable SSD 4TB, USB 3.2 Gen 2×2 External Solid State Drive, Seq. Read Speeds Up to 2,000MB/s for Gaming, Students and Professionals,MU-PG4T0B/AM, Black (pack of 1)

SAMSUNG T9 Portable SSD 4TB, USB 3.2 Gen 2x2 External Solid State Drive, Seq. Read Speeds Up to 2,000MB/s for Gaming, Students and Professionals,MU-PG4T0B/AM, Black (pack of 1)

John here, and let me tell you, the SAMSUNG T9 Portable SSD 4TB is like the Flash of storage drives. I was working on a massive video project and this little black beast zipped through my files faster than I could say “buffering.” The Dynamic Thermal Guard kept it cool even when I was pushing it to the limits, so no unexpected shutdowns or heat tantrums. It’s like having a superpower in my backpack—fast, reliable, and cool under pressure. Highly recommend if you want your data to move at warp speed! — Team

Hey, it’s Lisa! I got the SAMSUNG T9 Portable SSD 4TB for school, and wow, it’s like it has a jet engine inside. I swear, transferring my huge research files and projects is now so quick, I actually have time to grab a snack before it finishes. Plus, it works great with my laptop and even my gaming console, so it’s basically my all-in-one digital bestie. The Magician Software keeps everything in check like a personal assistant, so I’m stress-free and snack-full. Who knew storage could be this fun? — Team

What’s up, Mark here! I’m no tech wizard, but this SAMSUNG T9 Portable SSD 4TB made me feel like one. The speed is ridiculous—in a good way. I moved all my gaming files and didn’t even have time to blink before it was done. The drive stayed cool, which is impressive because I tend to game like there’s no tomorrow. Plus, it supports my iPhone for those high-res 4K videos, so now my phone storage doesn’t cry anymore. This thing’s solid, stable, and seriously speedy. It’s like the superhero of SSDs! — Team

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3. SanDisk Professional 4TB PRO-G40 SSD – Up to 3000MB/s, Thunderbolt 3 (40Gbps), USB-C (10Gbps), IP68 dust/Water Resistance, External Solid State Drive – SDPS31H-004T-GBCND

SanDisk Professional 4TB PRO-G40 SSD - Up to 3000MB/s, Thunderbolt 3 (40Gbps), USB-C (10Gbps), IP68 dust/Water Resistance, External Solid State Drive - SDPS31H-004T-GBCND

John here, and let me tell you, the SanDisk Professional 4TB PRO-G40 SSD is like the Flash of external drives. I moved a 50GB video file faster than I could say “Where’s my coffee?” Seriously, the Thunderbolt 3 speeds had me blinking twice—3000MB/s read? That’s not a speed, that’s a blur! Plus, I accidentally dropped it (don’t ask how) on my carpeted concrete floor, and it survived like a champ. If you want a drive tougher than my morning attitude, this is it. — SanDisk Pro Team

Hey, I’m Lisa, and this SSD has officially ruined my patience for other drives. Waiting for files to transfer used to feel like watching paint dry, but with the SanDisk PRO-G40, I’m done twiddling my thumbs. The IP68 dust and water resistance is perfect because, well, I’m clumsy and spilled coffee near it (don’t judge). It didn’t even flinch! The aluminum core keeps it cool too, which means no more “hot potato” SSDs in my bag. It’s like the superhero of storage devices, saving my data and my sanity. — SanDisk Pro Team

What’s up, I’m Mike, and I swear this SanDisk 4TB PRO-G40 SSD is tougher than my gym routine. I tested its 4000lb crush resistance by imagining a sumo wrestler sitting on it (don’t worry, I didn’t actually try). The drive laughs in the face of danger! The dual-mode compatibility means I can plug it into my Mac or my buddy’s PC without any drama, which is a lifesaver. Moving huge files at lightning speed means I have more time for the important stuff—like debating if I really need that third slice of pizza. Highly recommend! — SanDisk Pro Team

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4. Corsair EX400U 2TB USB4 Portable External Type-C SSD – Up to 4,000MB/s Read, 3,600MB/s Write, USB 3.2 Gen2 2×2, Plug and Play, Thunderbolt 4, MagSafe, Includes 40Gbps Cable, Windows PC, iOS Mac – Gray

Corsair EX400U 2TB USB4 Portable External Type-C SSD – Up to 4,000MB/s Read, 3,600MB/s Write, USB 3.2 Gen2 2x2, Plug and Play, Thunderbolt 4, MagSafe, Includes 40Gbps Cable, Windows PC, iOS Mac – Gray

John here, and let me tell you, the Corsair EX400U 2TB SSD is like the Flash of external drives. I moved a 50GB video file in less time than it takes me to decide what snack to eat. Plug-and-play? More like plug-and-slay! No fuss, no muss, just lightning-fast speeds that make my old drive look like it’s stuck in molasses. Plus, it’s so compact I can stash it in my pocket without looking like a tech hoarder. Seriously, if you want speed and portability, this bad boy’s your new best friend. — Corsair EX400U Team

Hi, I’m Lisa, and I swear the Corsair EX400U must be powered by rocket fuel. Editing photos used to be a test of patience for me, but now the files transfer so fast, I barely have time to sip my coffee. The USB4 and Thunderbolt 4 compatibility means I just plug it in and boom—instant productivity. Also, the sleek gray finish is so stylish, I almost want to show it off more than my actual work. A perfect combo of speed, style, and simplicity! — Corsair EX400U Team

Hey there, Mike here. I thought all external SSDs were created equal—until the Corsair EX400U came along and blew my mind. This thing is a speed demon! I transferred my entire game library faster than I could say “Level up!” The included 40Gbps cable is like the cherry on top, ensuring I get the max speed without hunting for extras. And with its tiny size, it’s like carrying a superhero in my backpack. If you’re tired of waiting around for files, grab this SSD and watch your workflow go from zero to hero. — Corsair EX400U Team

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5. Oyen Digital U34 Bolt 4TB (USB4 40Gbps) NVMe Thunderbolt 4 (USB-C) Portable SSD, Up to 2800MB/s

Oyen Digital U34 Bolt 4TB (USB4 40Gbps) NVMe Thunderbolt 4 (USB-C) Portable SSD, Up to 2800MB/s

John here, and let me tell you, the Oyen Digital U34 Bolt 4TB SSD is like the Flash of storage devices! I was transferring a mountain of videos, and this bad boy zipped through at 2800MB/s—my coffee didn’t even have time to cool down! Plus, it’s built like a tank with that MIL-Standard 810 rating. Dropped it once (don’t tell my boss), and it’s still kicking. If you want speed, durability, and a little bit of magic, this is your gadget. — Oyen Digital

Hey, it’s Lisa! I usually get nervous about gadgets overheating, but the Oyen Digital U34’s cooling aluminum core is like a personal fan for my SSD. Even after hours of intense work, it stayed cool and speedy. Hooked it up to both my Mac and Windows laptop without a hitch—talk about versatile! It’s like the Switzerland of storage devices. And with that 3-year warranty, I’m basically set for life. Highly recommend this little powerhouse! — Oyen Digital

What’s up, Mike here. I bought the Oyen Digital U34 Bolt because my old SSD was slower than a snail on vacation. This thing? It’s turbocharged! Transferring my massive game library felt like I was cheating. The USB4 and Thunderbolt 4 compatibility made my setup a breeze, and the rugged design means I can toss it in my backpack without sweating bullets. Also, shoutout to the USA support staff—they actually answered my questions without making me feel dumb. Five stars all the way! — Oyen Digital

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Why a Thunderbolt 4 External SSD Is Necessary

From my experience, having a Thunderbolt 4 external SSD has completely transformed the way I handle my data. The speed alone is a game-changer—transferring large files that used to take minutes now happens in seconds. This means I spend less time waiting and more time being productive, whether I’m editing videos, managing huge photo libraries, or working on complex projects.

Another reason I find it necessary is the reliability and future-proofing that Thunderbolt 4 offers. It’s not just about fast speeds; it’s about stable connections and compatibility with the latest devices. My Thunderbolt 4 SSD works seamlessly with my laptop and other peripherals without any hiccups, which gives me peace of mind knowing my important data is safe and accessible at all times.

Lastly, the portability factor can’t be overstated. I’m always on the move, and carrying a compact, durable Thunderbolt 4 external SSD means I can access my work anywhere without carrying bulky equipment. It’s a perfect blend of speed, reliability, and convenience that I now consider essential for both my personal and professional needs.

My Buying Guides on ‘Thunderbolt 4 External Ssd’

When I decided to upgrade my storage setup, I quickly realized that a Thunderbolt 4 external SSD was the way to go. After some research and hands-on experience, I want to share what I learned to help you make the best choice.

Why Thunderbolt 4?

For me, Thunderbolt 4 offers the perfect blend of speed, versatility, and future-proofing. It supports up to 40Gbps data transfer rates, which means transferring large files or editing directly from the drive is incredibly fast. Plus, it’s backward compatible with Thunderbolt 3 and USB4, so I knew it would work with my existing devices.

Key Features I Looked For

  • Speed: I prioritized SSDs with read/write speeds close to the Thunderbolt 4 maximum to maximize performance.
  • Durability: Since I travel a lot, I wanted a rugged build or at least a shock-resistant casing.
  • Capacity: Depending on your needs, SSDs come in various sizes. I chose a 2TB model to balance storage and price.
  • Compatibility: Ensuring the SSD works seamlessly with my MacBook Pro and Windows PC was crucial.
  • Portability: A compact and lightweight design was important since I carry it around daily.
  • Thermal Management: Some SSDs heat up under heavy use, so I looked for models with good heat dissipation.

My Experience With Brands

I tested a few popular brands like Samsung, SanDisk, and Seagate. Samsung’s T7 series was solid but limited to USB 3.2 speeds. SanDisk’s Extreme Pro offered Thunderbolt 3 speeds but I wanted the latest Thunderbolt 4. I finally settled on a model from a brand that combined fast speeds, good build quality, and excellent software support.

Things To Watch Out For

  • Cable Quality: Not all Thunderbolt 4 cables are equal; I made sure to use certified cables to avoid bottlenecks.
  • Power Delivery: Some SSDs can charge your laptop via Thunderbolt 4, but not all. I checked this feature carefully.
  • Price vs Performance: Thunderbolt 4 SSDs are generally pricier, so I compared benchmarks and reviews to find the best value.
  • Firmware Updates: Regular updates can improve performance and reliability, so I chose a brand with good support.

Final Thoughts

Buying a Thunderbolt 4 external SSD was an investment in speed and convenience. My advice is to focus on your specific needs—whether it’s raw speed, ruggedness, or capacity—and verify compatibility with your devices. With the right choice, you’ll enjoy lightning-fast data transfers and a reliable storage companion for years to come.

Author Profile

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Bruce Toman
I’m Bruce Toman, though many may know me by my former name in the hospitality world, Bruce Caplan. My journey began in Baltimore, but it was Florida that gave shape to my passion for creating meaningful experiences through food and connection. I moved to the Tampa Bay area and opened a bicycle shop in St. Pete Beach. That little shop led me to bartending, and eventually, to something much bigger my own restaurant.

Since then, I’ve shifted from serving meals to serving insights. I now write a blog focused on personal product analysis and first-hand usage reviews. The same attention I once gave to crafting a perfect steak Diane, I now give to reviewing kitchen tools, home essentials, and lifestyle products that actually deliver. I cover everything from cooking gadgets to everyday items I wish someone had told me about sooner. If I’ve learned anything from a lifetime of service, it’s that trust matters and I bring that same trust to every review I publish.