MDD MQ04ABB400 4TB 5400RPM 16MB Cache SATA 6.0Gb/s 2.5in Hard Drive (15mm Thickness for TiVo, MiniPC, CCTV DVR only, NOT for Laptop)
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AI Verdict
A 4TB, 5400RPM, 15mm thick 2.5-inch SATA drive for specific devices like TiVo or MiniPCs, not standard laptops.
This drive is a situational fit because its 15mm thickness severely limits compatibility to specific devices like TiVo, MiniPCs, or certain external enclosures. It offers high capacity for its 2.5-inch form factor but is explicitly not for laptops.
If you need a 2.5-inch drive for a laptop, look for models with 7mm or 9.5mm thickness specifications.
Regret Score™
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Issues discovered after purchase
Critically weak dimension
Amazon rating vs actual quality
Chance this product isn't for you
Pros
- Provides 4TB of storage capacity in a 2.5-inch form factor.
- Features a Serial ATA-600 interface for modern system compatibility.
- Rated with a Mean Time To Failure (MTTF) of 600,000 hours, indicating durability.
- Suitable for specific applications requiring high capacity in a 2.5-inch drive, such as TiVo DVRs or MiniPCs.
Cons
- The 15mm thickness prevents installation in most standard laptops, which typically support 7mm or 9.5mm drives.
- A 5400 RPM spindle speed delivers slower data access times compared to 7200 RPM hard drives or solid-state drives.
- Ships as a bare drive, meaning no mounting screws, SATA cables, or installation instructions are included.
- Requires manual formatting on the host system to be detected and fully functional.
Dimension Scores
The 5400 RPM spindle speed delivers slower data access compared to 7200 RPM HDDs or any SSD.
A Mean Time To Failure (MTTF) of 600,000 hours indicates above-average longevity for a mechanical hard drive.
Offering 4TB of storage in a 2.5-inch form factor is exceptional for high-density storage needs.
The 15mm thickness severely restricts its use to specific devices like TiVo or MiniPCs, excluding most laptops.
Best For
- TiVo DVRs needing significant storage upgrades.
- MiniPCs or small form factor PCs with a 15mm drive bay clearance.
- CCTV DVR systems requiring large capacity for continuous recording.
- External USB 3.0 enclosures specifically designed to accommodate 15mm thick 2.5-inch drives.
Not Recommended For
- Standard laptops (will not physically fit due to 15mm thickness).
- Gaming PCs or workstations where high-speed primary storage is critical.
- Users expecting plug-and-play installation without formatting.
Watch Out For
- The 15mm thickness means it won't fit in standard 7mm or 9.5mm laptop drive bays.
- Requires manual formatting on your system before it will be detected and usable.
- Ships as a bare drive, meaning no screws, cables, or installation accessories are included.
- The 5400 RPM speed might be a bottleneck for applications requiring faster read/write operations.
Full Specifications
| ASIN | B0B148JDG2 |
| Brand | MDD MAXDIGITALDATA |
| Series | MQ04ABB400-OEM |
| Hard Drive | 4 TB Mechanical Hard Disk |
| Item Weight | 8.7 ounces |
| Manufacturer | MDD MAXDIGITALDATA |
| Hard Disk Size | 4 TB |
| Special Feature | Portable, Shock Resistant |
| Flash Memory Size | 4 TB |
| Hardware Platform | PC, laptop |
| Installation Type | Screw In |
| Item model number | MQ04ABB400-OEM |
| Compatible Devices | Desktop, MiniPC, TiVO |
| Product Dimensions | 3.94 x 2.76 x 0.59 inches |
| Hard Disk Interface | Serial ATA-600 |
| Hard Drive Interface | Serial ATA-600 |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 2.5 Inches |
| Item Dimensions LxWxH | 3.94 x 2.76 x 0.59 inches |
| Connectivity Technology | SATA |
| Digital Storage Capacity | 4 TB |
| Hard Drive Rotational Speed | 5400.00 |
What Buyers Say
The biggest takeaway from user feedback is the critical 15mm thickness; many buyers overlook this and find it won't fit their intended device, especially laptops. However, for the niche applications it's designed for, like TiVo or MiniPCs, users report it functions as expected, providing substantial storage. It's frequently chosen for devices that can accommodate its specific dimensions and benefit from its large capacity.
“Man, I bought this for my laptop thinking 2.5 inch meant it'd fit, but it's way too fat at 15mm, totally my fault for not reading closer, but it works in my old TiVo now.”
Common Praise
- Provides 4TB of storage in a compact 2.5-inch size.
- Works well in TiVo DVRs and MiniPCs that accommodate the 15mm height.
- Offers a cost-effective way to expand storage in compatible devices.
- Functions reliably once installed and formatted in appropriate systems.
Common Complaints
- Does not fit standard laptops due to its 15mm thickness.
- Slower performance compared to SSDs or faster HDDs for general computing tasks.
- Lack of included accessories like screws or cables.
- Requires manual formatting, which can be an extra step for some users.
Ownership Tips
- You absolutely need to check your device's drive bay height before buying; 15mm is not standard for laptops.
- Remember to format it after installation, or your system won't see it.
- It's a bare drive, so don't expect any extras in the box; have your own screws and cables ready.
- Performance is adequate for archival or DVR use, but don't expect SSD-like speeds for your main OS drive.
Frequently Asked Questions
Will this fit in my laptop?
No, this drive is 15mm thick, which is thicker than the standard 7mm or 9.5mm drives found in most laptops.
Does it come with cables or screws?
No, it's a bare drive, so you'll need to provide your own cables and mounting screws.
Is this drive fast?
With a 5400 RPM spindle speed, it's designed for storage capacity and reliability rather than high-speed data access, which is slower than 7200 RPM HDDs or SSDs.
Do I need to format it?
Yes, you must format the hard drive on your system for it to be detected and usable.
Is this an SMR or CMR drive?
While not explicitly stated, drives with 16MB cache and 4TB capacity in a 2.5" form factor are often Shingled Magnetic Recording (SMR), though some users on Reddit suggest 16MB cache might indicate CMR.
Buying Guide
When you're looking at hard drives like this, the physical size and speed are huge. Don't just assume '2.5-inch' means it'll fit anywhere; the thickness is a critical spec. This drive is built for specific devices that can handle its 15mm height, not your average laptop. Also, 5400 RPM means it's for storing a lot of stuff, not for quick access to your main programs or games.
Capacity (4TB)
This is how much data you can store. 4TB is a lot for a 2.5-inch drive, like having a massive digital attic for movies, photos, or surveillance footage.
Form Factor (2.5 Inches, 15mm Thickness)
This is the physical size. While 2.5 inches is common, the 15mm thickness is the deal-breaker. Most laptops use thinner 7mm or 9.5mm drives, so this one needs a specific, larger slot, like in a TiVo or some MiniPCs.
Drive Type (Mechanical Hard Disk)
This means it has spinning platters, making it slower and more prone to physical shock than an SSD, but usually much cheaper per gigabyte for large storage.
Spindle Speed (5400 RPM)
This affects how fast data can be read or written. 5400 RPM is slower than 7200 RPM HDDs or SSDs, making it better for bulk storage where speed isn't the top priority, like recording video or archiving files.
Alternatives
If this drive doesn't fit your device or you need faster performance, search for 2.5-inch SSDs for speed, or 2.5-inch HDDs with 7mm or 9.5mm thickness for laptop compatibility.
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