6 Best Alternatives to the TWOPAN 512GB Fingerprint Nano SSD-Up (2026)

How each alternative compares

BUFFALO 1TB USB 3.2 Gen 2 Portable Stick SSD

The BUFFALO 1TB stick offers double the storage capacity of the TWOPAN drive, giving you more room for large media files or game libraries. It uses a USB-C 3.2 Gen 2 interface, which provides faster data transfer rates than the TWOPAN’s USB-C 3.1 Gen 1 connection. However, it lacks the fingerprint security feature entirely, relying instead on standard file system permissions. The BUFFALO unit is larger and heavier at 2.4 ounces, making it less convenient for keychain attachment. You should choose this option if you need more space and faster speeds, and do not require biometric access control for your external storage.

GAMERKING 512GB M.2 2230 PCIe 4.0 SSD

The GAMERKING drive is an internal M.2 2230 NVMe SSD, not an external portable unit like the TWOPAN. It uses a PCIe 4.0 interface, delivering significantly higher sequential read and write speeds than the TWOPAN’s USB-C connection. This makes it ideal for upgrading handheld consoles like the Steam Deck or compact laptops. You cannot use it as a plug-and-play external drive without an enclosure. It offers no built-in security features like fingerprint scanning. Choose this alternative if you are expanding internal storage for a specific device and need maximum performance in a tiny form factor, rather than portable external backup capabilities.

Lexar NM790 512GB Gen4 M.2 SSD

The Lexar NM790 is a high-performance internal M.2 2280 NVMe SSD designed for PS5 upgrades or desktop builds. It utilizes a PCIe 4.0 interface, which far exceeds the speed capabilities of the TWOPAN’s USB-C 3.1 Gen 1 port. This drive provides consistent high-throughput performance for gaming and content creation tasks. It is not an external device and requires installation into a compatible motherboard slot. It lacks any external connectivity or security features. Select this SSD if you are building a new system or upgrading a PS5, and you prioritize raw internal storage speed over the convenience and security of a portable external drive.

MOVE Speed 512GB USB SSD

The MOVE Speed 512GB USB SSD is an external drive similar in purpose to the TWOPAN but focuses on high-speed data transfer for video creators. It is designed to handle 4K ProRes video recording directly to external storage. While it matches the TWOPAN’s 512GB capacity, it does not include fingerprint security or biometric access controls. The drive is slightly larger and heavier, measuring 3 inches in length and weighing 1.6 ounces. It connects via USB and is optimized for Mac compatibility. You should pick this drive if you need reliable external storage for professional video workflows and do not require the physical security features offered by the TWOPAN model.

Transcend 512GB PCIe 3.0 NVMe M.2 SSD

The Transcend 512GB PCIe 3.0 NVMe SSD is an internal drive intended for systems that support PCIe 3.0 slots. It offers strong sequential speeds suitable for general computing tasks but does not match the external convenience of the TWOPAN. This M.2 2280 form factor requires installation into a motherboard, making it unsuitable for portable external use. It lacks any external interface or security features like fingerprint scanning. Choose this option if you are upgrading an older system that does not support PCIe 4.0, and you need reliable internal storage performance rather than a portable, secure external backup solution for travel or daily carry.

Transcend 512GB M.2 SATA SSD with DRAM

The Transcend 512GB M.2 SATA SSD is an internal drive designed for systems with M.2 SATA slots, offering consistent performance for older computers. It uses a SATA III interface, which is slower than the NVMe speeds found in many modern drives but provides stable data integrity. This is not an external device and requires internal installation. It does not include any security features or external connectivity options. Select this SSD if you are upgrading an older system with limited interface options and need reliable storage for everyday tasks. It is a practical choice for users who prioritize compatibility and consistency over the portability and security of the TWOPAN external drive.

Quick picks

Our 7 picks

1 Best overall

TWOPAN 512GB Fingerprint Nano SSD

Best for: secure, keychain-sized external storage

Storage Capacity

512GB

Interface

USB-C 3.1 Gen1

Max Read Speed

450 MB/s

Compatibility

PS5, Mac

Use

Travel

Dimensions

0.92 × 0.56 × 0.38 inches

View on Amazon: TWOPAN 512GB Fingerprint Nano SSD Affiliate link

This compact external drive offers 512GB of storage with a USB-C 3.1 Gen1 interface. It delivers up to 450MB/s read speeds. The standout feature is built-in fingerprint security that unlocks the drive without apps or passwords. Its tiny size fits on a keychain. You get reliable performance for photos and backups. It suits users who prioritize physical security and portability for their iPhone or Mac files.

Pros

• Built-in fingerprint sensor for hardware-level security
• Ultra-compact dimensions: 0.92 x 0.56 x 0.38 inches
• Up to 450MB/s read speed via USB-C 3.1 Gen1
• Stores up to 22 registered fingerprints

Cons

• Slower interface compared to PCIe Gen4 internal drives
• Limited to 512GB capacity
• Drive warms up during heavy use

Good fit if

• You need physical security for sensitive files
• You want a drive that clips to a keychain
• You use an iPhone 16 or MacBook

Skip if

• You require speeds above 450MB/s
• You need more than 512GB of storage
• You prefer a drive that stays cool under load

Verdict: TWOPAN 512GB Fingerprint Nano SSD is a secure, pocket-sized drive for users who value physical access control over raw speed. It fits best for travelers carrying small amounts of critical data.

2 Also great

BUFFALO 1TB USB 3.2 Gen 2 Portable Stick SSD

Best for: Portable console storage and travel

Storage Capacity

1TB

Interface

USB 3.2 Gen 2

Form Factor

External Stick

Compatibility

PS5, Mac

Host Interface

USB-C

Dimensions

2.7 × 0.9 × 0.4 inches

View on Amazon: BUFFALO 1TB USB 3.2 Gen 2 Portable Stick SSD Affiliate link

This external stick SSD offers 1TB of storage with speeds up to 600MB/s via USB 3.2 Gen 2. Its compact, retractable design fits easily in your pocket. It works with PS5, Mac, and PC. You get a durable, shock-resistant build for on-the-go use. This drive is ideal if you need portable capacity for large files or game data without bulky enclosures.

Pros

• 1TB storage capacity for large data sets
• Up to 600MB/s transfer speeds
• USB-C and USB-A connectivity
• Compact retractable stick form factor
• Shock-resistant rugged design

Cons

• Slower speeds than NVMe alternatives
• No hardware encryption listed
• Shorter warranty for unregistered devices

Good fit if

• You need portable storage for PS5 games
• You want a compact drive for travel
• You require USB-A and USB-C support

Skip if

• You need PCIe Gen 4 speeds
• You require hardware encryption
• You prefer internal M.2 installation

Verdict: BUFFALO 1TB External Stick SSD is a practical choice for users who prioritize portability and console compatibility over raw speed. It fits those who need reliable, pocket-sized storage for photos, videos, and game data on the go.

3 Also great

GAMERKING 512GB M.2 2230 PCIe 4.0 SSD

Best for: Steam Deck and compact laptop upgrades

Storage Capacity

512GB

Interface

PCIe Gen 4.0X4

Form Factor

M.2 2230

Max Read Speed

Up to 3,500MB/s

Max Write Speed

Up to 3,300MB/s

Compatibility

Laptop, Desktop, PS5

View on Amazon: GAMERKING 512GB M.2 2230 PCIe 4.0 SSD Affiliate link

This GAMERKING drive uses the compact M.2 2230 form factor, making it ideal for Steam Deck and select laptops. It features PCIe Gen 4.0 connectivity with sequential read speeds up to 3,500MB/s and write speeds up to 3,300MB/s. The 512GB capacity fits in small chassis where standard 2280 drives do not. You get reliable performance for gaming and data analytics in a shockproof 3D NAND package.

Pros

• M.2 2230 form factor for compact devices
• PCIe Gen 4.0 interface for high bandwidth
• Up to 3,500MB/s sequential read speed
• Up to 3,300MB/s sequential write speed
• Supports Windows TRIM and NCQ technologies

Cons

• Smaller M.2 2230 size limits compatibility with standard desktop slots
• Lower capacity options available in other form factors
• No DRAM cache mentioned in specifications

Good fit if

• You need an SSD for a Steam Deck
• You are upgrading a compact laptop with an M.2 2230 slot
• You want PCIe Gen 4 speeds in a small package

Skip if

• You require a standard M.2 2280 drive for a desktop
• You need external USB connectivity for file transfers
• You prefer SATA III interface compatibility

Verdict: GAMERKING 512GB M.2 2230 NVMe SSD delivers Gen 4 speeds in a tiny footprint. It is the right choice for handhelds and compact laptops that require the 2230 size.

4 Also great

Lexar NM790 512GB Gen4 M.2 SSD

Best for: PS5 upgrades and high-performance internal builds

Storage Capacity

512GB

Interface

PCIe Gen4 NVMe

Form Factor

M.2 2280

Max Read Speed

7200 MB/s

Max Write Speed

4400 MB/s

Cache Type

Host Memory Buffer (HMB) 3.0

View on Amazon: Lexar NM790 512GB Gen4 M.2 SSD Affiliate link

The Lexar NM790 is a 512GB internal M.2 2280 SSD using PCIe Gen4 NVMe. It delivers up to 7200MB/s read and 4400MB/s write speeds. It uses Host Memory Buffer 3.0 instead of a dedicated DRAM cache. This design reduces power consumption by up to 40% compared to DRAM-enabled drives. It suits gamers, creators, and PS5 users who need fast, efficient storage in a standard laptop or desktop slot.

Pros

• Up to 7200MB/s read speed
• Up to 4400MB/s write speed
• Host Memory Buffer 3.0 support
• PS5 compatible
• Single-sided design for laptops

Cons

• No dedicated DRAM cache module
• 512GB capacity is limited for large libraries
• No included heatsink for thermal management

Good fit if

• You need high sequential speeds for gaming
• You want a PS5 compatible drive
• You prioritize power efficiency in a laptop

Skip if

• You require a dedicated DRAM cache
• You need more than 512GB storage
• You are buying an external portable drive

Verdict: The Lexar NM790 512GB PCIe Gen4 SSD offers top-tier speeds and efficiency for internal upgrades. It is the ideal choice for users building or upgrading a PS5 or high-performance laptop.

5 Best premium

MOVE Speed 512GB USB SSD

Best for: Video creators needing fast external storage

Storage Capacity

512GB

Interface

USB 3.2 Gen 2

Max Read Speed

Up to 1090MB/s

Compatibility

Mac

Dimensions

3 × 0.9 × 0.1 inches

Weight

1.6 ounces

View on Amazon: MOVE Speed 512GB USB SSD Affiliate link

This is a 512GB external SSD with a USB 3.2 Gen 2 interface. It offers read speeds up to 1090MB/s. The drive includes a smart LCD screen to show real-time data. It uses TLC memory for stable performance. The zinc alloy shell helps with heat management. It is designed for users who need fast file transfers and direct video recording capabilities on compatible devices.

Pros

• Read speeds up to 1090MB/s via USB 3.2 Gen 2
• Built-in LCD screen displays capacity, speed, and temperature
• Supports 4K ProRes HDR video recording directly to the drive
• Zinc alloy shell aids in heat dissipation

Cons

• Limited to USB connectivity, not an internal M.2 drive
• Smaller 512GB capacity compared to 1TB alternatives
• Higher price point due to smart display features

Good fit if

• You need fast external storage for large video files
• You want real-time monitoring of transfer speeds
• You use devices that support direct ProRes recording

Skip if

• You require an internal M.2 SSD for a laptop
• You need more than 512GB of storage space
• You prefer a standard USB flash drive without a screen

Verdict: MOVE Speed 512GB USB SSD is a high-speed external drive for creators who need fast transfers and real-time data monitoring. It fits users who record 4K ProRes video directly to external storage.

6 Best pcie 3.0

Transcend 512GB PCIe 3.0 NVMe M.2 SSD

Best for: PCIe 3.0 systems needing high sequential speeds

Storage Capacity

512GB

Interface

PCIe Gen3 x4, NVMe 1.3

Cache Type

SLC Cache

Form Factor

M.2 2280

Compatibility

Laptop, Desktop

Dimensions

3.15 × 0.14 × 0.87 inches

View on Amazon: Transcend 512GB PCIe 3.0 NVMe M.2 SSD Affiliate link

This is a 512GB M.2 2280 SSD using the PCIe Gen3 x4 interface. It offers up to 1,800 MB/s read speeds and 1,500 MB/s write speeds. The drive uses 3D NAND flash and includes SLC caching for better performance. It also features dynamic thermal throttling to manage heat. You should choose this if you need reliable PCIe 3.0 speeds without the cost of newer standards.

Pros

• PCIe Gen3 x4 interface with NVMe 1.3 standard
• Up to 1,800 MB/s read and 1,500 MB/s write speeds
• Built-in SLC caching technology for transfer speeds
• Engineered dynamic thermal throttling mechanism

Cons

• Limited to PCIe Gen3 speeds, which are slower than Gen4 options
• Uses SLC caching instead of a dedicated DRAM cache
• No mention of hardware encryption or fingerprint security

Good fit if

• You need a reliable PCIe 3.0 SSD for older systems
• You want high sequential read and write speeds
• You prefer a drive with thermal management features

Skip if

• You require PCIe Gen4 speeds for maximum performance
• You need a drive with a dedicated DRAM cache
• You are looking for external or fingerprint-enabled storage

Verdict: Transcend 512GB MTE110S PCIe 3.0 SSD delivers strong PCIe 3.0 performance with thermal throttling for users who do not need Gen4 speeds. It fits systems that benefit from SLC caching and reliable data integrity without the premium of newer interfaces.

7 Best budget

Transcend 512GB M.2 SATA SSD with DRAM

Best for: M.2 SATA slot upgrades in older systems

Storage Capacity

512GB

Interface

SATA III

Max Read Speed

560 MB/s

Max Write Speed

520 MB/s

Cache Type

DDR3 DRAM Cache

Form Factor

M.2 2280

View on Amazon: Transcend 512GB M.2 SATA SSD with DRAM Affiliate link

The Transcend 512GB MTS830S is an M.2 2280 SATA III drive designed for standard desktops and laptops. It offers sequential read speeds up to 560 MB/s and write speeds up to 520 MB/s. A DDR3 DRAM cache helps manage data access for improved responsiveness. The 3D NAND flash provides reliable storage density. This drive suits users who need a proven SATA interface with consistent performance for everyday computing tasks.

Pros

• Sequential read speeds up to 560 MB/s
• DDR3 DRAM cache for faster data access
• M.2 2280 form factor fits most systems
• 3D NAND flash for enhanced endurance

Cons

• SATA III interface limits speed compared to NVMe options
• No included mounting bracket or screws
• Write speeds are lower than PCIe Gen 4 drives

Good fit if

• You are upgrading an older laptop with an M.2 SATA slot
• You need a reliable drive for general office work
• You want a drive with DRAM cache for better multitasking

Skip if

• You require the fastest possible transfer speeds for video editing
• You are building a new PC with only PCIe Gen 4 slots
• You need an external portable drive for travel

Verdict: Transcend 512GB MTS830S SATA SSD is a solid choice for users with M.2 SATA slots who value consistent performance over raw speed. It fits well in older systems where NVMe is not an option.

Specifications side by side

Frequently asked questions