6 Best Alternatives to the Asustor Lockerstor 16 Pro 16-Bay (2026)

How each alternative compares

Synology 1U 4-Bay Rackmount NAS with 48TB

The Synology RS822+ swaps the 16-bay capacity for a compact 4-bay design. It offers 32GB of RAM, which is double the original’s 16GB, providing more headroom for virtualization or container workloads. You give up raw storage density and 10GbE networking, relying instead on Gigabit Ethernet. This model suits small businesses needing reliable edge storage with high memory in a small footprint. If you do not need 16 drive slots or multi-gigabit speeds, the increased RAM and smaller chassis make it a practical choice for less demanding environments.

MINISFORUM N5 Air 5-Bay Desktop NAS

The MINISFORUM N5 Air shifts from a rackmount form factor to a desktop design. It retains 16GB of RAM but drops the 16-bay drive count for a 5-bay layout. You gain 10GbE connectivity and a significantly smaller footprint, measuring just 7.83 inches wide. This alternative is ideal for users who prioritize processing speed and network bandwidth over raw drive count. It fits home or small office setups where space is limited. If you need high-performance desktop storage with fast networking but do not require a full 16-bay rackmount solution, this compact option delivers the necessary specs in a smaller package.

Asustor Lockerstor 8-Bay 10GbE NAS

The Asustor Lockerstor 8 Gen3 cuts the drive count in half, offering 8 bays instead of 16. It keeps 16GB of RAM and includes 10GbE ports, maintaining strong networking performance. You lose the dual redundant power supplies and the 8-core processor, settling for a quad-core CPU. This model fits users who need more space than a 4-bay unit but do not require a full 16-bay rackmount chassis. If your storage needs are moderate and you want to save on rack space and power redundancy, this 8-bay NAS provides a balanced middle ground with essential high-speed connectivity.

Asustor Lockerstor 6-Bay AMD Ryzen NAS

The Asustor Lockerstor 6 Gen3 reduces the bay count to 6 while keeping 16GB of ECC RAM and 10GbE networking. It uses a quad-core processor instead of the original’s 8-core chip. You give up significant storage capacity and processing power for a more compact 12-inch wide chassis. This NAS fits users who need 10GbE ports and ECC memory but do not require 16 drive slots. If your workload benefits from error-correcting memory and fast networking but you have fewer drives to house, this 6-bay model offers a streamlined alternative without sacrificing critical data integrity features.

Asustor Lockerstor 4-Bay 10GbE NAS

The Asustor Lockerstor 4 4-Bay NAS further reduces capacity to just four drive bays. It retains 16GB of RAM and 10GbE connectivity but switches to a quad-core processor. You lose the high-density storage and the 8-core CPU power of the original. This model is designed for small teams or users who prioritize RAM and network speed over raw drive count. If you need compact high-performance storage and do not require extensive bay space, this 4-bay NAS delivers essential specs in a smaller 12-inch wide chassis. It is a practical choice for environments where space is at a premium.

MINISFORUM N5 Air 5-Bay NAS

The MINISFORUM N5 Air Desktop NAS offers a 5-bay layout in a desktop form factor. It includes 16GB of RAM and 10GbE networking, matching the original’s memory and speed but with fewer drive slots. You give up the 8-core processor and rackmount design for a compact, desktop-friendly unit. This alternative suits users who need high CPU power and RAM expansion without the bulk of a rackmount chassis. If you prioritize processing performance and network bandwidth over high-density storage, this desktop NAS provides a flexible solution for demanding home or small office setups.

Quick picks

Our 7 picks

1 Best overall

Asustor Lockerstor 16 Pro 16-Bay Rackmount NAS

Best for: High-density 16-bay storage with ECC memory and redundant power

Drive Bays

16-Bay

Network Connectivity

Dual 10GbE, Dual 1GbE

Processor

AMD Ryzen 7 Pro 7745

RAM Capacity

16GB ECC DDR5

Included Storage

Diskless

Form Factor

Rackmount

View on Amazon: Asustor Lockerstor 16 Pro 16-Bay Rackmount NAS Affiliate link

The Asustor Lockerstor 16 Pro Gen2 is a 16-bay rackmount NAS built for high-density storage and performance. It features an AMD Ryzen 7 Pro 7745 8-core processor and 16 GB of ECC DDR5 memory, expandable to 192 GB. You get dual 10GbE and dual Gigabit ports for flexible connectivity. This unit is designed for users who need serious processing power and massive drive capacity in a single chassis.

Pros

• 16-bay drive capacity for large storage pools
• AMD Ryzen 7 Pro 7745 8-core 3.8GHz CPU
• 16 GB ECC DDR5-4800 RAM, expandable to 192 GB
• Dual 10GbE and dual Gigabit Ethernet ports
• Dual redundant 80 PLUS Platinum power supplies

Cons

• Heavy at 33.7 pounds, requiring sturdy rack support
• Limited to dual 10GbE ports, lacking 25GbE or higher speeds
• No mention of included SSD cache drives in the data

Good fit if

• You need a 16-bay solution for extensive file storage
• You require ECC memory for data integrity in critical workloads
• You want dual redundant power supplies for uptime reliability

Skip if

• You need more than 16 drive bays for your archive
• You require 25GbE or 100GbE network connectivity
• You prefer a compact desktop form factor over rackmount

Verdict: Asustor Lockerstor 16 Pro Gen2 16-Bay NAS delivers robust 16-bay storage and strong CPU performance for users needing ECC memory and redundant power. It fits professionals requiring high-density drive bays and dual 10GbE connectivity in a rackmount chassis.

2 Best premium

Synology 1U 4-Bay Rackmount NAS with 48TB

Best for: small business edge storage with high RAM

Drive Bays

4-bay

Network Connectivity

4 x 1GbE

Processor

Ryzen R1500B 4-Core 2.2GHz

RAM Capacity

32GB DDR4 ECC UDIMM

Included Storage

48TB

View on Amazon: Synology 1U 4-Bay Rackmount NAS with 48TB Affiliate link

The Synology RS822+ is a 1U rackmount NAS with four bays. It includes a Ryzen R1500B 4-core processor and 32GB of DDR4 ECC memory. The unit comes with 48TB of storage from four 12TB drives. It features four 1GbE LAN ports for connectivity. This setup suits branch offices needing edge storage and robust data protection.

Pros

• Includes 32GB DDR4 ECC UDIMM memory
• Comes with 48TB storage (4x 12TB HDDs)
• Four 1GbE LAN ports
• Ryzen R1500B 4-core 2.2GHz CPU

Cons

• Only four drive bays
• 1GbE network ports limit speed
• No mention of 2.5GbE or 10GbE connectivity

Good fit if

• You need high RAM capacity for virtualization
• You want pre-installed high-capacity drives
• You require a compact 1U rack solution

Skip if

• You need more than four drive bays
• You require 2.5GbE or 10GbE networking
• You prefer a desktop form factor

Verdict: The Synology RS822+ 4-Bay Rack NAS offers significant memory and storage capacity in a small form factor. It is a strong fit for small businesses needing reliable edge storage with ample RAM.

3 Best budget

MINISFORUM N5 Air 5-Bay Desktop NAS

Best for: High-performance desktop storage with 10GbE networking

Drive Bays

5-Bay

Network Connectivity

1x 10GbE, 1x 5GbE

Processor

AMD Ryzen 7 255

RAM Capacity

16GB DDR5

M.2 NVMe Slots

3 slots

Included Storage

64GB SSD

View on Amazon: MINISFORUM N5 Air 5-Bay Desktop NAS Affiliate link

The MINISFORUM N5 Air is a compact 5-bay desktop NAS built for high-performance tasks. It features an AMD Ryzen 7 255 processor with 8 cores and 16 threads, paired with 16GB of DDR5 RAM. The system includes a 10GbE port and a 5GbE port for fast network transfers. You get access to 174TB of total storage capacity across SATA and NVMe slots. This unit suits users who need strong processing power and flexible connectivity in a small form factor.

Pros

• AMD Ryzen 7 255 CPU with 8 cores and 16 threads
• 16GB DDR5 RAM expandable to 96GB
• 10GbE and 5GbE dual LAN ports with link aggregation
• Supports up to 174TB total storage capacity
• OCuLink interface for external PCIe expansion

Cons

• Only 5 drive bays compared to 16-bay alternatives
• OCuLink interface does not support hot-swapping
• No mention of built-in UPS or battery backup

Good fit if

• You need high CPU performance for virtualization or media transcoding
• You want 10GbE networking for fast local transfers
• You prefer a compact desktop design over a rackmount chassis

Skip if

• You require more than 5 drive bays for large storage arrays
• You need hot-swappable external storage connections via OCuLink
• You are looking for a rackmount server for data center use

Verdict: The MINISFORUM N5 Air 5-Bay Desktop NAS fits users who prioritize processing speed and network bandwidth over raw drive count. It is a strong option for those needing 10GbE connectivity and a compact footprint for demanding home or small office setups.

4 Best 8-bay

Asustor Lockerstor 8-Bay 10GbE NAS

Best for: Users needing 8 bays and 10GbE

Drive Bays

8-Bay

Network Connectivity

Dual 5GbE, Dual 10GbE

Processor

AMD Ryzen Quad-Core 2.3 GHz

RAM Capacity

16GB ECC DDR5

M.2 NVMe Slots

4 slots

Included Storage

Diskless

View on Amazon: Asustor Lockerstor 8-Bay 10GbE NAS Affiliate link

The Asustor Lockerstor 8 Gen3 is an 8-bay NAS featuring an AMD Ryzen Quad-Core 2.3 GHz processor and 16GB ECC DDR5 RAM. It includes four M.2 NVMe slots for cache or storage. You get dual 5GbE and dual 10GbE ports for high-speed connectivity. This unit is diskless, meaning you supply your own drives. It suits users needing robust performance in a compact 8-bay form factor.

Pros

• 16GB ECC DDR5 RAM for data integrity
• Dual 10GbE and dual 5GbE network ports
• Four M.2 NVMe slots for expansion
• AMD Ryzen Quad-Core 2.3 GHz processor

Cons

• Smaller 8-bay capacity compared to 16-bay alternatives
• Sold diskless with no included storage
• Larger physical footprint than 4-bay models

Good fit if

• You need more than 4 bays but less than 16
• You require 10GbE networking for fast transfers
• You want ECC RAM for critical data

Skip if

• You need a 16-bay high-density setup
• You want pre-installed drives ready to use
• You prefer a smaller 4-bay desktop unit

Verdict: Asustor Lockerstor 8 Gen3 8-Bay NAS delivers strong specs for users who need more space than a 4-bay model but do not require a full 16-bay rackmount solution.

5 Best 6-bay

Asustor Lockerstor 6-Bay AMD Ryzen NAS

Best for: Users needing 10GbE and ECC RAM

Drive Bays

6 Bay

Network Connectivity

Dual 5GbE, Dual 10GbE

Processor

AMD Ryzen Quad-Core 2.3 GHz

RAM Capacity

16GB ECC DDR5

M.2 NVMe Slots

4 M.2 NVMe Slots

Included Storage

Diskless

View on Amazon: Asustor Lockerstor 6-Bay AMD Ryzen NAS Affiliate link

The Asustor Lockerstor 6 Gen3 is a 6-bay NAS drive with an AMD Ryzen Quad-Core 2.3 GHz processor and 16GB ECC DDR5 RAM. It includes four M.2 NVMe slots and dual 5GbE plus dual 10GbE ports. This unit suits users who need high-speed connectivity and expandable storage without pre-installed drives. It offers a compact footprint for smaller racks or desks.

Pros

• 16GB ECC DDR5 RAM for data integrity
• Dual 5GbE and dual 10GbE network ports
• Four M.2 NVMe slots for fast caching
• AMD Ryzen Quad-Core 2.3 GHz processor

Cons

• Only 6 drive bays compared to 16-bay alternatives
• Sold diskless with no included storage
• Larger physical footprint than 4-bay models

Good fit if

• You need 10GbE connectivity for fast transfers
• You want ECC RAM for critical data
• You require M.2 NVMe expansion slots

Skip if

• You need 8 or more drive bays
• You want a pre-loaded storage solution
• You require a smaller 4-bay form factor

Verdict: Asustor Lockerstor 6 Gen3 6-Bay NAS fits users needing 10GbE ports and ECC RAM in a 6-bay chassis.

6 Best 4-bay

Asustor Lockerstor 4-Bay 10GbE NAS

Best for: Compact high-performance storage needs

Drive Bays

4 Bay

Network Connectivity

Dual 5GbE, Dual 10GbE

Processor

AMD Ryzen Quad-Core 2.3 GHz

RAM Capacity

16GB ECC DDR5

M.2 NVMe Slots

4 M.2 NVMe Slots

Included Storage

Diskless

View on Amazon: Asustor Lockerstor 4-Bay 10GbE NAS Affiliate link

The Asustor Lockerstor 4 Gen3 is a 4-bay NAS built for density and speed. It uses an AMD Ryzen Quad-Core 2.3 GHz processor and 16GB ECC DDR5 RAM. You get four M.2 NVMe slots and dual 10GbE ports. This model suits users who need high performance in a compact footprint without the bulk of larger rackmount units.

Pros

• 16GB ECC DDR5 RAM for data integrity
• Four M.2 NVMe slots for fast caching
• Dual 10GbE network connectivity
• AMD Ryzen Quad-Core 2.3 GHz processor

Cons

• Only four drive bays limit total storage capacity
• Sold diskless with no included hard drives
• Smaller form factor may lack expansion options of larger units

Good fit if

• You need high-speed 10GbE networking
• You want ECC RAM for reliability
• You prefer a compact 4-bay setup

Skip if

• You require more than four drive bays
• You need pre-installed storage drives
• You prefer a 16-bay rackmount chassis

Verdict: Asustor Lockerstor 4 4-Bay NAS offers strong specs for small teams. It fits users who prioritize RAM and network speed over raw drive count.

7 Also great

MINISFORUM N5 Air 5-Bay NAS

Best for: Users needing high CPU power and RAM expansion

Drive Bays

5-Bay

Network Connectivity

1x 10GbE, 1x 5GbE

Processor

AMD Ryzen 7 255

RAM Capacity

16GB DDR5

M.2 NVMe Slots

3 slots

Included Storage

64GB SSD

View on Amazon: MINISFORUM N5 Air 5-Bay NAS Affiliate link

The MINISFORUM N5 Air is a desktop NAS with five drive bays and an AMD Ryzen 7 255 processor. It includes 16GB of DDR5 RAM and a 64GB system SSD. You get dual LAN ports for 15Gbps aggregated speed. This unit suits users needing strong CPU power and expandable memory for demanding tasks.

Pros

• AMD Ryzen 7 255 CPU with 8 cores
• Dual LAN ports (10GbE and 5GbE)
• Expandable DDR5 RAM up to 96GB
• Five SATA drive bays for 174TB storage

Cons

• Only five drive bays compared to 16-bay competitors
• Limited to 16GB base RAM in this configuration
• Desktop form factor requires more desk space

Good fit if

• You need high single-thread CPU performance
• You want to expand RAM beyond 16GB
• You prefer a compact desktop footprint

Skip if

• You require more than five drive bays
• You need a rack-mountable chassis
• You want 32GB of RAM included

Verdict: MINISFORUM N5 Air Desktop NAS offers strong processing power and expandability for users who prioritize CPU performance over raw drive count.

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