Computer Upgrade King 256GB Gen4 M.2 2230 Alternatives: 6 Similar Picks Compared

How alternatives compare to this drive

KIOXIA 128GB M.2 2230 NVMe SSD

The Kioxia 128GB option offers the same M.2 2230 form factor and NVMe interface as the Computer Upgrade King drive. However, it halves your storage capacity to 128GB. This makes it a less versatile choice for most users who need more room for files or games. It is designed for OEM system integration rather than retail upgrades. You get a compact drive, but you sacrifice half the space. If your device has strict space constraints and you only need minimal storage, this might work. For general use, the larger capacity of the original is more practical. It lacks the high endurance rating found in the Micron-based original.

Toshiba Kioxia 256GB M.2 2230 NVMe SSD

This Toshiba Kioxia drive matches the 256GB capacity and M.2 2230 size of the original. It also uses the NVMe interface. The main difference is its positioning as a budget OEM option. It is often sold as a wiped drive for tight spaces. You do not get the same endurance specifications or the Micron NAND technology found in the Computer Upgrade King model. The original offers a 180 TBW rating, which suggests higher durability for heavy workloads. This Kioxia drive is suitable if you prioritize cost and basic functionality over long-term endurance. It fits compact slots well but lacks the performance pedigree of the Gen4 Micron drive.

S SHARKSPEED 256GB Gen3 M.2 2230 SSD

The S Sharkspeed drive uses PCIe Gen3.0 instead of the Gen4 interface found in the original. This means lower maximum transfer speeds. It keeps the 256GB capacity and M.2 2230 form factor. The key advantage here is the warranty coverage. It targets Steam Deck and older laptop upgrades where Gen4 speeds are unnecessary. If your device does not support Gen4, this drive is a compatible alternative. You trade speed for potentially better warranty support. The original offers faster sequential writes up to 3500 MB/s. Choose this Sharkspeed model if you prioritize warranty terms over raw performance in a handheld or legacy system.

Micron 2400 2TB M.2 2230 SSD

The Micron 2400 2TB drive shares the M.2 2230 form factor and NVMe interface but offers significantly more storage. It jumps from 256GB to 2TB. This is ideal if you need large capacity in a small device. It also features high transfer rates suitable for gamers and professionals. The original focuses on endurance with 180 TBW, while this model prioritizes space and speed. If you require more room for large files or games without changing your drive size, this is the better pick. It maintains the Micron quality but scales up the capacity. It is a premium choice for users who need maximum storage in the 2230 slot.

GAMERKING 1TB M.2 2230 PCIe 3.0 NVMe SSD

The GAMERKING drive offers 1TB of storage in the M.2 2230 form factor, which is much larger than the 256GB original. It uses PCIe 3.0 NVMe, so it is slower than the Gen4 original. The main benefit is the increased capacity for Steam Deck or laptop upgrades. You get four times the storage but lower speeds. If you need more space for games or applications and your system supports Gen3, this is a strong alternative. The original provides higher endurance and faster Gen4 speeds. Choose this GAMERKING model if storage volume is more important than maximum transfer rates or endurance ratings.

Oemgenuine OEM Kiox 256GB M.2 2230 SSD

This Oemgenuine drive provides 256GB of storage in the M.2 2230 size with NVMe connectivity. It is an entry-level solution for devices with tight space constraints. It lacks the specific endurance metrics and Micron NAND technology of the original Computer Upgrade King drive. The original offers a 180 TBW rating and Gen4 speeds up to 3500 MB/s. This Oemgenuine option is a practical choice for basic upgrades where space is critical. You get the same capacity and form factor but with less defined performance or durability specifications. It suits users who need a simple, compact storage solution without requiring high-end Gen4 performance or long-term endurance guarantees.

Quick picks

Our 7 picks

1 Best overall

Computer Upgrade King 256GB Gen4 M.2 2230 SSD

Best for: Endurance-focused Gen4 2230 upgrades

Storage Capacity

256GB

Interface

PCIe Gen4 NVMe

Form Factor

M.2 2230

Max Read Speed

1600MB/s

Max Write Speed

3500 MB/s

Weight

0.32 ounces

View on Amazon: Computer Upgrade King 256GB Gen4 M.2 2230 SSD Affiliate link

This drive uses Micron's 176-layer NAND in a compact M.2 2230 form factor. It connects via PCIe Gen4 NVMe. Sequential read speeds reach 1600MB/s. Sequential write speeds hit 3500MB/s. The endurance rating is up to 180 TBW. You get a one-year hardware warranty. This fits upgrades for devices needing small, fast storage with high durability.

Pros

• PCIe Gen4 NVMe interface
• 176-layer NAND technology
• Up to 180 TBW endurance
• 3500MB/s sequential write speed

Cons

• Lower read speed than competitors
• Only 1-year warranty coverage
• Limited 256GB capacity

Good fit if

• You need a Gen4 drive for a 2230 slot
• You prioritize endurance over raw speed
• You want Micron NAND quality

Skip if

• You need higher read speeds
• You require longer warranty protection
• You need more storage space

Verdict: Computer Upgrade King 256GB Gen4 M.2 2230 SSD offers strong endurance and write speeds. It suits users who value Micron reliability and Gen4 performance in a small form factor.

2 Best budget

KIOXIA 128GB M.2 2230 NVMe SSD

Best for: Compact OEM system integration

Storage Capacity

128 GB

Interface

PCIe NVMe

Form Factor

M.2 2230

Dimensions

6 × 4 × 1 inches

Weight

0.32 ounces

View on Amazon: KIOXIA 128GB M.2 2230 NVMe SSD Affiliate link

This Kioxia drive uses the M.2 2230 form factor and PCIe NVMe interface. It offers 128 GB of storage capacity. The OEM package suggests it is designed for system integration rather than retail display. You should choose this if your device requires a small 2230 SSD and you need basic NVMe connectivity. The 128 GB size limits its use for large media libraries.

Pros

• M.2 2230 form factor for compact builds
• PCIe NVMe interface for standard compatibility
• 128 GB storage capacity
• Kioxia brand reliability

Cons

• 128 GB capacity is smaller than most 256 GB competitors
• OEM packaging lacks retail accessories
• No listed sequential read/write speeds in data

Good fit if

• You need a 2230 SSD for a compact PC
• You require basic NVMe storage for system boot
• You are integrating an OEM drive into hardware

Skip if

• You need more than 128 GB of space
• You require retail packaging with manuals
• You need high-speed gaming storage

Verdict: Kioxia 128GB M.2 2230 NVMe fits users who need a small, basic OEM drive for system integration. It is not suitable for those requiring higher storage capacity or retail packaging.

3 Also great

Toshiba Kioxia 256GB M.2 2230 NVMe SSD

Best for: compact OEM upgrades

Storage Capacity

256GB

Interface

PCI Express

Form Factor

M.2 2230

Length

1.18 inches

Width

0.79 inches

View on Amazon: Toshiba Kioxia 256GB M.2 2230 NVMe SSD Affiliate link

This Kioxia drive offers 256GB of storage in a compact M.2 2230 form factor. It uses the NVMe protocol over a PCIe interface. The unit measures 0.79 by 1.18 inches. It is an OEM package pulled from new laptops. You get a wiped and formatted drive ready for installation. This size fits devices with limited space.

Pros

• 256GB storage capacity
• NVMe PCIe interface
• Compact 2230 form factor
• Wiped and formatted for use

Cons

• Lower 256GB capacity compared to other options
• OEM packaging requires careful handling
• No included retail warranty documentation

Good fit if

• You need a small M.2 2230 drive
• You want a wiped OEM drive for a budget build
• Your device only supports 2230 form factors

Skip if

• You require higher storage capacity
• You prefer retail boxed packaging
• You need a drive with a standard manufacturer warranty

Verdict: Kioxia 256GB M.2 2230 NVMe SSD fits users who need a compact, wiped OEM drive for tight spaces. It suits budget upgrades where capacity is secondary to form factor.

4 Also great

S SHARKSPEED 256GB Gen3 M.2 2230 SSD

Best for: Steam Deck and older laptop upgrades

Storage Capacity

256GB

Interface

PCIe Gen 3.0X4

Max Read Speed

Up to 2400 MB/s

Max Write Speed

Up to 1800 MB/s

Form Factor

M.2 2230

Compatibility

Laptop, Desktop

View on Amazon: S SHARKSPEED 256GB Gen3 M.2 2230 SSD Affiliate link

The S Sharkspeed 256GB M.2 2230 NVMe SSD uses PCIe Gen 3.0x4 to deliver read speeds up to 2400 MB/s and write speeds up to 1800 MB/s. It features 3D NAND flash and TLC chips for system stability. You get a 5-year warranty and support for Steam Deck and Surface Pro devices. This drive suits users needing reliable storage in a compact 22x30mm form factor.

Pros

• Read speeds up to 2400 MB/s
• Write speeds up to 1800 MB/s
• 5-year warranty included
• ECC technology for data protection

Cons

• PCIe Gen 3.0 interface limits peak speeds
• 256GB capacity is small for modern games
• No active cooling heatsink included

Good fit if

• You need a drive for Steam Deck or ROG Ally
• You want a 5-year warranty for peace of mind
• You are upgrading an older laptop with limited space

Skip if

• You require Gen 4.0 speeds for heavy workloads
• You need more than 256GB of storage space
• You prefer a drive with a built-in heatsink

Verdict: S Sharkspeed 256GB M.2 2230 SSD offers reliable Gen 3.0 performance and a long warranty for handhelds and older laptops. It fits users who prioritize warranty coverage over maximum speed or high capacity.

5 Best premium

Micron 2400 2TB M.2 2230 SSD

Best for: High-capacity storage in compact devices

Storage Capacity

2TB

Interface

PCIe 4.0x4

Form Factor

M.2 2230

Max Read Speed

Up to 4500 MB/s

Max Write Speed

Up to 4000 MB/s

Dimensions

19.7 × 19.7 × 11 inches

View on Amazon: Micron 2400 2TB M.2 2230 SSD Affiliate link

This Micron drive offers 2TB of storage in a compact M.2 2230 form factor. It uses a PCIe 4.0x4 interface for fast data transfer. You get read speeds up to 4500 MB/s and write speeds up to 4000 MB/s. It fits Steam Deck, RoG Ally, and laptops with 2230 slots. It is a high-capacity option for users needing speed and space in small devices.

Pros

• 2TB storage capacity
• PCIe 4.0x4 interface
• Up to 4500 MB/s read speed
• Up to 4000 MB/s write speed

Cons

• Higher price than 256GB alternatives
• Limited to 2TB capacity
• No included mounting hardware listed

Good fit if

• You need maximum storage in a small form factor
• You want PCIe Gen 4 speeds
• You are upgrading a Steam Deck or RoG Ally

Skip if

• You only need 256GB of space
• You have a PCIe Gen 3 slot
• You are on a tight budget

Verdict: Micron 2TB 2400 M.2 2230 NVMe is ideal for users who prioritize large capacity and high transfer rates in compact devices. It suits gamers and professionals who need fast performance in a small drive.

6 Best 1tb

GAMERKING 1TB M.2 2230 PCIe 3.0 NVMe SSD

Best for: Steam Deck and laptop storage upgrades

Storage Capacity

1TB

Interface

PCIe Gen 3.0X4

Max Read Speed

up to 2,400MB/s

Max Write Speed

1,800MB/s

Form Factor

M.2 2230

View on Amazon: GAMERKING 1TB M.2 2230 PCIe 3.0 NVMe SSD Affiliate link

This GAMERKING drive offers 1TB of storage in a compact M.2 2230 form factor. It uses a PCIe Gen 3.0 interface with sequential read speeds up to 2,400MB/s and write speeds up to 1,800MB/s. The 3D NAND flash memory provides shock resistance. It supports Windows TRIM and NCQ for better performance and longevity. You get a high-capacity option for devices like the Steam Deck or laptops that require this specific size.

Pros

• 1TB storage capacity
• Sequential read speeds up to 2,400MB/s
• Sequential write speeds up to 1,800MB/s
• 3D NAND flash memory for shock resistance
• Supports Windows TRIM and NCQ

Cons

• PCIe Gen 3.0 interface is slower than Gen 4
• No included heatsink for thermal management
• OEM-style packaging lacks retail accessories

Good fit if

• You need 1TB of space in an M.2 2230 slot
• You are upgrading a Steam Deck or similar handheld
• You want high capacity without paying for Gen 4 speeds

Skip if

• You require PCIe Gen 4.0 performance
• You need a drive with a built-in heatsink
• You prefer retail packaging with full documentation

Verdict: GAMERKING 1TB M.2 2230 NVMe SSD is a solid choice for users needing large storage in a small form factor, particularly for Steam Deck upgrades or laptop expansions where Gen 3 speeds are sufficient.

7 Also great

Oemgenuine OEM Kiox 256GB M.2 2230 SSD

Best for: compact 2230 slots needing basic storage

Storage Capacity

256GB

Interface

PCIe NVME

Form Factor

M.2 2230

Dimensions

0.87 × 0.87 × 0.09 inches

View on Amazon: Oemgenuine OEM Kiox 256GB M.2 2230 SSD Affiliate link

This drive is a 256GB NVMe SSD in the compact M.2 2230 form factor. It measures 22mm by 30mm and uses an M Key interface. The unit is designed for laptops and desktops that support this specific size. It comes in bulk packaging, meaning you must purchase screws or adapters separately. It includes a two-year warranty from the seller.

Pros

• 256GB storage capacity
• Compact M.2 2230 form factor
• PCIe NVMe interface
• Two-year warranty included

Cons

• Only 256GB capacity
• Bulk packaging requires separate screws and adapters
• Model number is listed as unknown

Good fit if

• You need a 256GB drive for a 2230 slot
• You are upgrading a laptop or desktop with limited space
• You already have the necessary mounting hardware

Skip if

• You require more than 256GB of storage
• You need a drive with included mounting screws
• You are looking for a specific OEM model number

Verdict: Oemgenuine 256GB M.2 2230 NVMe SSD fits users who need a compact, entry-level storage solution for devices with 2230 slots. It is a practical option for basic upgrades where space is tight and capacity needs are low.

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