Kingston
120GB A400 SATA 3 2.5" Internal SSD SA400S37/120G - HDD Replacement for Increase Performance , Black
*Price sourced from Amazon.com. Last updated 2026-07-10. Price and availability subject to change.
Bottom line: The 120GB A400 SATA 3 2.5" Internal SSD SA400S37/120G - HDD Replacement for Increase Performance , Black is a niche pick — read recent reviews before buying in the ssds & storage category, priced around $42.00. Read recent reviews carefully before committing.
Incredible speeds plus rock-solid reliability - Kingston's A400 solid-state drive dramatically improves the responsiveness of your existing system with incredible boot, loading and file transfer times compared to mechanical hard drives. Powered by a latest Gen controller for read and write speeds up to 500MB/s and 450MB/s, this SSD is 10x faster than a traditional hard drive for higher performance, ultra-responsive multi-tasking and an overall faster system. Also more reliable and durable than a hard drive, A400 is built with Flash memory. There are no moving parts, making it less likely to…
SpecPicks Verdict
SpecPicks classifies Kingston 120GB A400 SATA 3 2.5" Internal SSD SA400S37/120G - HDD… as a niche pick — read recent reviews before buying in the ssds & storage category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Kingston's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for ssds & storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Fast start up, loading and file transfers
- ✓ Backed by Kingston's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Fast start up, loading and file transfers
- More reliable and durable than a hard drive. Dramatically improves the responsiveness of your existing system
- Multiple capacities with space for applications or a hard drive replacement
Full Specifications
| Brand | Kingston |
|---|---|
| Color | Black |
| Weight | 120g |
| Model Name | A400 Series |
| Read Speed | 500 Megabytes Per Second |
| Form Factor | 2.5-inch |
| Media Speed | 450 megabits_per_second |
| Model Number | SA400S37/120G |
| Built-In Media | (1) SSD |
| Item Type Name | 120GB A400 SATA 3 2.5 Solid State Drive SA400S37/120G |
| Hard-Drive Size | 120 GB |
| Mfr Part Number | SA400S37/120G |
| Number of Items | 1 |
| Special Feature | Fast speed, portable |
Ready to buy?
Kingston 120GB A400 SATA 3 2.5" Internal SSD SA400S37/120G - HDD Replacement for Increase Performance , Black is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-07-10. Price and availability subject to change.
Related SSDs & Storage
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- Best Retro Handhelds in 2026 — From $35 to $500
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- How to Build a Windows 98 Retro PC in 2026
- Best 1440p Gaming GPUs in 2026
More reviews from the SpecPicks archive
Browse all reviews →- Best SSD for a Retro PC Build: SATA, CompactFlash, or IDE Bridge?
- Voodoo3 3000 PCI No-Display Troubleshooting on Windows 98 SE (2026)
- Ryzen 7 5800X vs 5700X for 1080p Gaming: Which AM4 Chip Wins in 2026?
- Ryzen 7 9800X3D Hits Record-Low Price — and the 5800X Value Case
- Linux Driver Set to Expose Voltage Sensors on Raspberry Pi SBCs
- Running GLM-5.2 Locally on an RTX 3060: Ollama VRAM + tok/s
- Is an RTX 3060 Enough for 4K Gaming? Pairing It With a Budget 4K Monitor
- Someone Got Linux Booting on a Sega Genesis: What the Megadrive Hack Shows
- Used RTX 3090 for Local LLM in 2026: 24GB Inference Reality Check + Servicing Guide
- Best GPU for Qwen 3 32B (2026)
- Best CPU Cooler for AM4 Ryzen Overclocking (2026 Edition)
- Building a 2001 Pentium III + GeForce 3 Win98SE Gaming Rig: A 2026 Build Log
- Fable 5 as Manager: The Delegate-to-Sonnet-5 Cost Pattern
- Hy3-Preview vs DeepSeek V4 Flash: Where the New Open-Weights Model Actually Lands
- Noctua NH-U12S vs DeepCool AK620 on Ryzen in 2026: Honest Pick
- Best Mouse and Mousepad for FPS in 2026: G502 Hero + SteelSeries QcK
- Best Gaming Monitors Under $400 in 2026
- Blue Yeti vs HyperX QuadCast 2 S: Which USB Mic Wins for Streaming in 2026?
- Building a Voodoo 2 SLI Windows 98 Gaming Rig in 2026: Period-Correct Parts That Are Still Findable
- Controlling Windows 98 and XP PCs with AI agents — the retro-agent project
- Acti Brings AI Agents Into Your Smartphone Keyboard
- Leanstral 1.5 on the RTX 3060 12GB: Open Math and Code on a Budget GPU
- Ollama vs vLLM for Single-User Local Chat on an RTX 3060 12GB (2026)
- Active Unreal Tournament 99 Servers in 2026: Find, Join, Host