The SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card costs $0.1094/GB while the MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) costs $0.0350/GB. MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) offers 68% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card vs MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) — Which Is Better Value?
Specification Comparison
| Spec | SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card | MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) |
|---|---|---|
| Brand | SanDisk | MDD MAXDIGITALDATA |
| Capacity | 512 GB | 4 TB |
| $/GB | $0.1094 | $0.0350 |
| Price | $55.99 | $139.99 |
| Retailer | Best Buy | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | micro-sd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) offers better value at $0.0350//GB compared to the SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card at $0.1094//GB — that's roughly 68% less per gigabyte.
The best deal for the MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) is $139.99 at Amazon, while the SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card starts at $55.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card and MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card or MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) a better deal?
As of May 2026, MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) offers better value at $0.0350//GB compared to SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card at $0.1094//GB. That is approximately 68% better value per gigabyte.
What is the price per GB of SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card?
The SANDISK - Ultra PLUS 512GB microSDXC UHS-I Memory Card is currently priced at $0.1094/GB ($55.99 for 512 GB) at Best Buy.
Where can I buy MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) for the cheapest price?
The cheapest price for the MaxDigitalData 4TB 64MB Cache 7200PM SATA 6.0Gb/s 3.5" Internal Surveillance CCTV DVR Hard Drive (MD4000GSA6472DVR) is $139.99 at Amazon, which works out to $0.0350/GB.