The OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display costs $0.4300/GB while the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive costs $0.1160/GB. KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers 73% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display vs KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive — Which Is Better Value?
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Specification Comparison
| Spec | OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display | KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive |
|---|---|---|
| Brand | OWC | KingSpec |
| Capacity | 500GB | 1TB |
| $/GB | $0.4300 | $0.1160 |
| Price | $214.99 | $115.99 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | nvme | ssd |
Price Across Retailers
OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display
KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive
Which Should You Buy?
Based on current pricing data, the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.1160//GB compared to the OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display at $0.4300//GB — that's roughly 73% less per gigabyte.
The best deal for the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is $115.99 at Newegg, while the OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display starts at $214.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display and KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display or KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive a better deal?
As of August 2026, KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.1160//GB compared to OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display at $0.4300//GB. That is approximately 73% better value per gigabyte.
What is the price per GB of OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display?
The OWC 500GB Aura Pro X2 Gen4 NVMe SSD Upgrade for 27' and 21.5' iMac Models (Late 2013-2019),High Performance NVMe Flash Solution, Tools, Display is currently priced at $0.4300/GB ($214.99 for 500GB) at Newegg.
Where can I buy KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive for the cheapest price?
The cheapest price for the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is $115.99 at Newegg, which works out to $0.1160/GB.