Top 6TB Internal Hard Drive That You Can Buy For Your Desktop, Server, NAS, Or CCTV DVR

Report Data Collected On: 19/Jul/2022

Thinking of buying a Hard Drive for your cloud or computer system? Storage is the fundamental requirement of any computer device and choosing a 6TB hard drive is good to go option for your mid-range RAID setup, desktop, or surveillance system.

SSDs are great but they come with limited storage in-built with them, the user usually requires some additional storage to suffice their varied needs. This is where the role of hard drives comes into play.

The size of the hard drive you use is an important factor in determining how much storage you have. The more space you have, the more games and other files you can store.

A larger hard drive will allow for more storage space than a smaller one. This means that if you are considering buying a new gaming console, it would be wise to get a system with a larger hard drive so that you can store your favorite games on the system without running out of room.

Hard drives have evolved from being devices used for storage into becoming an integral part of your computer’s performance as well. So, it is important that if you are purchasing one for yourself, then it should be large enough to handle your storage and more.

Though there are several lucrative storage options available out there like cloud storage, DropBox, and so more, we might still need internal hard drives that are capable of improving the overall speed as well as the capacity for the given operating system and program files.

For some special applications, you might need hard drives delivering some exceptional performance. Individuals might need different hard drives for different purposes. For instance, if you need to do some important tasks of recording & editing high-quality videos, then you might hard drive with bigger storage.

So, Let’s See How Many Best 6 TB HDDs Are Available For Desktop, NAS, CCTV & Data Center Servers:

#Best ‘Desktop Grade Hard Drive’ Under 6 TB Category

2nd 3.5 Inch – WD Blue ‘WD60EZAZ’

  • RPM: 5400
  • Read and Write Speed: 194 MB/s, 181 MB/s
  • Cache Size: 256 MB
  • Warranty: 2 Years
  • Price Tag: 99.99$ Approx. {Check Current Price}

About it: Western Digital has got you covered with their newest and most decent hard drive, the Blue 6TB WD60EZAZ! With a massive capacity of 6TB, this is basically the perfect storage solution for everyone. Say goodbye to file worries and hello to your new best friend Western Digital.

The blue series actually become very popular lately because of its affordable prices. They provide a decent speed and come with 2 years of warranty to back up that claim.

The Western Digital Blue 6TB WD60EZAZ hard disk drive has a maximum speed of 5400RPM and cache size of 256MB while providing customers with enhanced performance at a reasonable price. It has 6 TB storage space and a SATA III interface which makes it compatible with most personal computers.

We’re confident that this is the best hard drive, as it goes through grueling testing during manufacturing. These tests guarantee a high-quality performance and help us satisfy stringent reliability standards. The hard disk driver neglects service calls and provides minimum TCO resulting in reducing downtime.

It also has an average power consumption rate of 4.8 watts during operation and 3.1 watts during idle mode for low power consumption requirements in order to save on electricity costs.

Western Digital Blue WD60EZAZ is an excellent choice for anyone looking for a reliable hard drive that offers plenty of storage space and is compatible with any system.

In my Opinion;

The least expensive 6TB drive available! Don’t hesitate, just buy it.

Western Digital 6TB WD Blue PC Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD60EZAZ

Click on link to check out the current price of “WD Blue WD60EZAZ’“: @Amazon US ($99.99), @Amazon UK (£135.00)@Amazon IND (₹16,751.00), @BestBuy (N/A), @Walmart ($229.99), @Newegg ($99.99).

1st 3.5 Inch – WD Black ‘WD6003FZBX’

  • RPM: 7200
  • Read and Write Speed: 241 MB/s, 243 MB/s
  • Cache Size: 256 MB
  • Warranty: 5 Years
  • Price Tag: 194.95$ Approx. {Check Current Price}

About it: The Western Digital Black 6 TB hard drive has been designed for offering a wide spectrum of demanding use cases, from small to medium-scale enterprises, servers or storage, and for the enclosures of rack-mount datacenter storage or servers.

The Western Digital Black 6 TB hard drive is capable of handling immensely large workloads on a yearly basis with the MTBF of around 2.5 million hours. The design is well suited for boosting the overall performance of complex computing which serves to be perfect for gaming and creative users.

The WD WD6003FZBX can run demanding games without any problems and provides unmatched performance. This hard drive was developed with a special disk platter to provide rigorous endurance and can cover all your storage needs. This hard drive’s motor has a speed of 7200 RPM; a cache of 256MB with the capacity for 300,000 Load/unload cycles.

It can be referred to as one of the best hard drives available out there. This hard drive leverages Advanced StableTrac Technology. With the help of this technology, the hard drive is able to increase the overall performance, power efficiency, capacity per square foot, and lower power consumption which might be needed for operating in multiple data centers & environments of different sizes in an effective manner.

As far as performance is concerned, Western Digital Black 6 TB hard drive claims to be capable of around 18 percent increased sequential performance.

In my Opinion;

You can get an enterprise-class hard drive that performs better than this for the same price point. You can find the list of top enterprise-class HDDs down in the article.

WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 128MB Cache 3.5 Inch - WD6002FZWX

Click on link to check out the current price of “WD Black WD6003FZBX“: @Amazon US ($194.95), @Amazon UK (£223.00)@Amazon IND (₹40,399.00), @BestBuy (N/A), @Walmart ($198.49), @Newegg ($194.99).

#Best ‘NAS Grade Hard Drive’ Under 6 TB Category

3rd 3.5 Inch – Seagate IronWolf ‘ST6000VN0033’

  • RPM: 7200
  • Read and Write Speed: 204 MB/s, 198 MB/s
  • Cache Size: 256 MB
  • Warranty: 3 Years
  • Price Tag: 145.99$ Approx. {Check Current Price}

About it: Seagate Iron Wolf is another very popular and reliable NAS server storage solution. This series of HDD is available in various capacity models from 2TB, to 10TB. The HDD is designed by Seagate for extremely fast sequential performance. This 3.5 inch HDD is much faster in terms of rotation than its popular competitors. Seagate IronWolf ST6000VN0033 has a rotation per minute of 7200 RPM and has a cache memory of 256 MB for speedy reads and writes performance while most old NAS grade HDD still has lower 5200 RPM and 128MB cache.

IronWolf is mainly designed for performance and it is really fast. The drives work on the SATA interface and the maximum transfer rate of the drive if of 204 MBPS. Seagate IronWolf is suitable for up to 8 bays and comes with advanced drive protection features. Its operation is noise-free, it delivers less wear and tear and there is no downtime or lags which is a major demand for the NAS systems.

Seagate has added several other features to the drives making them more reliable as well as user-friendly. Some of its main features include. IronWolf health management technology which safeguards the health of your stored data, Rotational Vibrations sensors manages and fixes vibrations that enhance the life and performance of the hard drives, optimized with RAID performance for increased responsiveness, and an advanced power management system that makes it energy efficient.

The drive is backed up by 5 years warranty by Seagate against manufacturing defects and you can easily contact their customer support team in case of any issues. All this makes Seagate IronWolf ST6000VN0033 a top-performing HDD for NAS.

In my Opinion;

If you’re on a tight budget, this drive is for you.

Seagate ST6000VN0033 Iron Wolf Multimedia Server Storage 6TB Internal Hard Drive 3.5" - SATA

Click on link to check out the current price of “Seagate IronWolf ST6000VN0033“: @Amazon US ($145.99), @Amazon UK (£185.00)@Amazon IND (₹22,999.00), @BestBuy (N/A),  @Walmart ($194.99), @Newegg ($145.99).


2nd 3.5 Inch – Seagate IronWolf Pro ‘ST6000NE0021’

  • RPM: 7200
  • Read and Write Speed: 240 MB/s, 242 MB/s
  • Cache Size: 256 MB
  • Warranty: 5 Years
  • Price Tag: 169.99$ Approx. {Check Current Price}

About it: Here’s another drive from Seagate’s IronWolf family but this is a Pro version and will definitely be suitable for all your NAS requirements and was specially made for the hardcore RAID setup.

This hard drive is available with the smart AgileArray technology that aims to focus on the overall drive balance and RAID optimization. The IronWolf Pro series are equipped with Rotational Vibration (RV) sensors that control the vibration resulting in long terms performance and high reliability.

It comes with 7200 RPM and utilizes the 3.5-inch format. The hard drive also uses the SATA 6Gb/s interface and comes as 26.1 mm tall in dimension. It has 256 MB cache memory and Just like other models of the Seagate IronWolf version, the 6 TB model of the hard drive also comes with a 5-year warranty.

In addition to this, it also comes with the service of advanced data rescue which is available for free for 2 years.

Other features of the hard drive include recovery control, power management, and a purpose-built overall structure.

In my Opinion;

This is actually the older model of IronWolf Pro and performs way better than the new one, which is the model currently being sold (ST6000NE0023).

Seagate IronWolf Pro 6TB NAS Internal Hard Drive HDD – 3.5 Inch Sata 6Gb/s 7200 RPM 256MB Cache for Raid Network Attached Storage, Data Recovery Service – Frustration Free Packaging (ST6000NE0021)

Click on link to check out the current price of “Seagate IronWolf Pro ST6000NE0021“: @Amazon US ($169.99), @Amazon UK (£180.74), @Amazon IND (₹35,999.00), @BestBuy (N/A), @Walmart ($240.99), @Newegg ($169.99).

1st 3.5 Inch – Western Digital Red Pro ‘WD6003FFBX’

  • RPM: 7200
  • Read and Write Speed: 254 MB/s, 257 MB/s
  • Cache Size: 256 MB
  • Warranty: 5 Years
  • Price Tag: 199.99$ Approx. {Check Current Price}

About it: Western Digital Red Pro WD6003FFBX is a new member of the WD Red Series and is a perfect hard drive for NAS. The Red Pro HDD comes with a 50% space boost when compared to previous models.

This drive is designed to address all the needs of NAS Servers. It is an ideal choice for SMB’s and remote offices relying on NAS storage drives. The Red comes in many different storage sizes starting from 2 TB and going all the way to 14TB and you can choose the one as per your needs.

Red Pro Series drives from Western Digital are faster than the Red line as it has a spindle speed of 7.2k RPM. It comes with features like extended thermal burn-in, compensation for hardware-based damage, and long warranty life. It also leverages WD built-in firmware technology, extensive data protection, and NASware 3.0 which delivers optimum performance in the NAS environment. In addition to these, there is also fly height technology used in the drive that adjusts the read-write speeds so that you do not face any data loss in the future. The drive has an RPM of 7200, 256 MB cache memory, and goes up to 253 MBPS Speed.

Talking about the reliability features WD has used multi-axis shock sensors that detect every shock event. It is backed by 5 years warranty from WD. The drives are designed to process an enormous amount of data and the data security feature ensures its protection. With a load-unload cycle of 600,000 times and 300 TB/Y endurance, you can surely go for Western Digital Red Pro for all your NAS needs.

In my Opinion;

There’s no way to gauge the performance and compatibility of this drive using the list provided. It’s the only one that is capable of working with a 24-Bay NAS or server setup.

WD Red Pro 10TB NAS Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD101KFBX

Click on link to check out the current price of “Western Digital Red Pro WD6003FFBX“: @Amazon US ($199.99), @Amazon UK (£220.90)@Amazon IND (₹26,999.00), @BestBuy (N/A),  @Walmart ($255.00), @Newegg ($199.99).

#Best ‘Surveillance Grade Hard Drive’ Under 6 TB Category


1st 3.5 Inch – Seagate SkyHawk AI ‘ST6000VE001’

  • RPM: 7200
  • Read and Write Speed: 235 MB/s, 244 MB/s
  • Cache Size: 256 MB
  • Warranty: 5 Years
  • Price Tag: 134.99$ Approx. {Check Current Price}

About it: With the help of the highly advanced Seagate SkyHawk AI hard drive for CCTV DVR, the users can expect longer performance delivery and reduced need for any kind of post-deployment support.

The AI version is mainly designed to suit the next-generation deep learning and video analytics DVR or NVR systems.  This drive also comes packed with a special technology known as ImagePerfect firmware that offers support on a 24/7 basis.

This is achieved through surveillance-optimized workloads that have been tuned for recording around 90 percent of the overall time as well as video footage of the 10 percent remaining.

Safe, secure, and smart Seagate SeaHawk AI is engineered for offering high-end video recording. These feature three times the total workload rating of both the desktop as well as the laptop drives.

In addition to this, the hard drive by Seagate is also able to store around 10,000 hours of digital videos. The ATA streaming feature of the hard drive enables it to sustain the recordings from around 64 HD cameras for ensuring uninterrupted footage.

This drive can handle 550 TB/year workloads and has 1.5 million hours Mean-Time-Between-Failure rating with 5 years of warranty and a two-year of ‘Seagate Rescue Services’ plan which will back you up for any data loss in the future.

In my Opinion;

Spending an additional 30 dollars gets you the same series drive in an 8 TB variant, that you can check over here >> Top & Best 8TB HDD (Hard Disk Drive) – Monthly Updated

Seagate Skyhawk Ai ST6000VE001 6 TB Hard Drive - SATA 600-3.5" Drive - Internal - 256 MB Buffer

Click on link to check out the current price of “Seagate SkyHawk AI ST6000VE001“: @Amazon US ($134.99), @Amazon UK (£274.99), @Amazon IND (N/A), @BestBuy (N/A), @Walmart ($292.32), @Newegg ($134.99).

#Best ‘Enterprise Grade Hard Drive’ Under 6 TB Category

3rd 3.5 Inch – Seagate Exos 7E8 ‘ST6000NM021A’

  • RPM: 7200
  • Read and Write Speed: 251 MB/s, 242 MB/s
  • Cache Size: 256 MB
  • Warranty: 5 Years
  • Price Tag: 132.99$ Approx. {Check Current Price}

About it: The Exos 7E8 ST6000NM021A hard drives can store up to 6TB of data, making them a great choice for data center infrastructures in need of a high-performance, enterprise-grade hard drive.

The Exos 7E8 drive is based on field-proven 10th-generation conventional magnetic recording (CMR) technology and provides cost-effective, reliable access to unstructured data. The datasphere is catalyzed using this drive, which helps data center architects and IT professionals deliver trusted performance, rock-solid reliability, ironclad security, and low TCO for demanding 24×7 operations.

5 Years Of Warrant, with 550TB of annual workload and a 2 million-hour MTBF rating, Exos 7E8 hard drives are designed to last. On-the-fly error-correction algorithms and rotational vibration control help maintain consistency in RAID and replicated multi-drive systems.

The Exos 7E8 provides the most efficient and cost-effective data center footprint for meeting storage workload requirements. It can be easily integrated into bulk storage systems using SAS and SATA 6Gb/s interface options with 12Gb/s SAS and SATA 6Gb/s interface options.

Seagate’s user-defined innovative technology advancements, such as PowerChoice™ and Seagate RAID Rebuild®, can help you to lower your TCO by customizing your nearline storage requirements. So, if you’re looking for a reliable and spacious storage device then this would be an excellent choice as it has all the features that will make your life easier.

In my Opinion;

Don’t expect to find a better drive than this, at this price range.

Seagate Exos 7E8 6TB Internal Hard Drive Enterprise HDD – CMR 3.5 Inch 512E SATA 6Gb/s 7200 RPM 128MB Cache for Enterpris...

Click on link to check out the current price of “Seagate Exos 7E8 ST6000NM021A“: @Amazon US ($132.99), @Amazon UK (£160.50)@Amazon IND (₹20,311.00), @BestBuy (N/A),  @Walmart ($254.49), @Newegg ($132.99).

2nd 3.5 Inch – HGST DC HC310 ‘HUS726T6TALE6L4’

  • RPM: 7200
  • Read and Write Speed: 251 MB/s, 252 MB/s
  • Cache Size: 256 MB
  • Warranty: 5 Years
  • Price Tag: 171.00$ Approx. {Check Current Price}

About it: This is another high-tech hard drive of servers as well as for desktop in the current era. As far as storage of the hard drive is concerned, the hard drive by HGST is capable of offering abundance of it for all your purposes.

The hard drive comes with 7th generation 5-disk design as in a classic 3.5-inch structure offering some great performance with the help of the 7200 RPM spindle speed along with a 256 MB cache.

In addition to its standard desktop version, the HGST DC HC310 also comes with extra features. As compared to the prior generation 7K6000, now you’ll get 50% more capacity, 30% better power efficiency, up to 3X faster random write performance using media cache technology, and 25% faster sequential read/write performance.

The overall design of the hard drive also makes this structure highly precise as well as faster with enhanced writing & reading speeds for gaining instant access to a plethora of information.

DC HC310  supports guarding information against unauthorized use by giving security and secret writing choices. Instant Secure Erase (ISE) models expedite drive deployment and retirement. Encryption models protect data with hardware-based encryption, including a Trusted Computing Group (TCG) Enterprise_A, TCG with FIPS 140-2 certification, Level 2.

In my Opinion;

This drive is the perfect purchase at its price point.

Seagate Enterprise NAS HDD 4 TB 7200 RPM 512e SATA 6Gb/s 128MB Cache 3.5-Inch Internal Hard Disk Drive - ST4000VN0001 (Renewed)

Click on link to check out the current price of “HGST HC310 HUS726T6TALE6L4“: @Amazon US ($171.00), @Amazon UK (£160.50)@Amazon IND (₹27,999.00), @BestBuy (N/A),  @Walmart ($191.00), @Newegg ($171.99).

1st 3.5 Inch – WD Gold ‘WD6003FRYZ’

  • RPM: 7200
  • Read and Write Speed: 255 MB/s, 256 MB/s
  • Cache Size: 256 MB
  • Warranty: 5 Years
  • Price Tag: 194.99$ Approx. {Check Current Price}

About it: WD Gold Enterprise-class drives are designed to be used in storage systems and enterprise-class data centers. This leading enterprise-grade drive is really fast and it is filled with features. The drive is available in many different sizes starting from 1 TB, 2 TB, 4 TB, 6 TB, 8 TB, 10 TB and a staggering capacity of 12 TB.

The drive is specially developed to provide a storage solution to servers and enterprise storage solutions. It is capable of handling some of the most demanding enterprise applications like online banking, high-frequency trading, big data analysis and other similar tasks with full reliability. The drives are extensively tested in various OEM storage systems and SATA controllers.

WD Gold Enterprise-Class WD6003FRYZ is a SATA 6GBps Hard disk drive. It has DRAM Cache memory of 256 MB and it is filled with helium in order to protect from damage that may be caused by atmospheric turbulence as the parts inside the drive is thin and fragile. It is a 7200 RPM drive and provides up to 2.5 M hours of MTBF.

WD Gold series drives come with RAFF abbreviation for Rotational Acceleration Feed Forward that protects the drive from rotational vibrations increasing its reliability. Then it is also backed by a healthy five years limited warranty so that you can be confident in your purchase. So if you are looking for the best HDD for enterprise use, then surely go for WD Gold WD6003FRYZ.

In my Opinion;

There’s no question that the ultimate performance comes at a bit of a premium price. But in our opinion, it’s definitely worth it! You’ll get the best possible results with this top-of-the-line product.

But did you know that you can get a 8TB enterprise grade drive in under 165 dollars, that you can check over here >> Top & Best 8TB HDD (Hard Disk Drive) – Monthly Updated

WD Gold 6TB Enterprise Class Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 256 MB Cache, 3.5" - WD6003FRYZ

Click on link to check out the current price of “WD Gold WD6003FRYZ“: @Amazon US ($226.00), @Amazon UK (£230.00)@Amazon IND (₹39,999.00), @BestBuy (N/A),  @Walmart ($218.38), @Newegg ($194.99).

The hard drives mentioned above are amongst the best in the series of 6 TB hard drives for both desktop systems as well as for RAID Systems.

These drives can provide the high performance and overall stability you need, plus whatever special features you desire. Your computing experience can be significantly improved by the presence of a high-quality hard drive. Have fun with these drives!

And that’s our list of the top 9 best 6TB (3.5 Inch) HDD what you can get for your Desktop, CCTV, NAS or Server computer. Stay tuned for more! – So, what will you pick, if you wanted one for yourself? Let me know in the comments below:

Happy Shopping!!!



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