# Cheapest 4 GB DDR4 laptop RAM (SODIMM)

[All sizes of DDR4 laptop RAM (SODIMM) →](https://sharpest.ai/per-unit/ddr4-laptop-ram-sodimm)

 Amazon **—** Not enough matching listings yet; checked daily

 eBay **$20.89 /kit** typical $36.99 · 3 new listings [Buy on eBay: $14.99 + $5.90 ship for 1 kit →](https://sharpest.ai/go/unit/ddr4-laptop-ram-sodimm/v1%7C920043135856%7C0) as of 2026-11-05 UTC

Amazon prices are before shipping (free on most items with Prime); eBay prices include shipping. We earn a commission when you buy through these links, at no cost to you.

## Cheapest by speed (MT/s)

| Speed (MT/s) | Amazon, per kit | eBay, per kit |
|---|---|---|
| 2400 | — | [$20.89](https://sharpest.ai/go/unit/ddr4-laptop-ram-sodimm/v1%7C920043135856%7C0) ($20.89 for 1 kit) |
| 3200 | — | [$36.99](https://sharpest.ai/go/unit/ddr4-laptop-ram-sodimm/v1%7C318783911455%7C0) ($36.99 for 1 kit) |

## All 3 listings, single kits first, then multipacks

 eBay (3)

|  | Item | Size | Price | Per kit |  |
|---|---|---|---|---|---|
|  | Crucial 4GB DDR4-2400 SODIMM Laptop Memory RAM CT4G4SFS824A 1 kit | 1 kit | $20.89 | $20.89 | [eBay →](https://sharpest.ai/go/unit/ddr4-laptop-ram-sodimm/v1%7C920043135856%7C0) |
|  | NEW SK Hynix 4GB DDR4 3200Mhz Laptop RAM SODIMM OEM 1 kit | 1 kit | $36.99 | $36.99 | [eBay →](https://sharpest.ai/go/unit/ddr4-laptop-ram-sodimm/v1%7C318783911455%7C0) |
|  | 4GB DDR4 3200MHz SODIMM Laptop RAM Memory Module - High-Speed Performance 1 kit | 1 kit | $55.99 | $55.99 | [eBay →](https://sharpest.ai/go/unit/ddr4-laptop-ram-sodimm/v1%7C377620790071%7C0) |

eBay: new Buy It Now listings from US sellers as of 2026-11-05 UTC, item plus shipping.

Size comes from the seller's unit count or the listing title; check the listing before buying. As an Amazon Associate and eBay Partner, Sharpest earns from qualifying purchases.

## More memory (ram)

[DDR5 desktop RAM $8.12/GB](https://sharpest.ai/per-unit/ddr5-desktop-ram)[DDR5 server RAM (ECC RDIMM) $30.75/GB](https://sharpest.ai/per-unit/ddr5-server-ram-ecc-rdimm)[DDR4 server RAM (ECC RDIMM) $4.99/GB](https://sharpest.ai/per-unit/ddr4-server-ram-ecc-rdimm)[DDR5 laptop RAM (SODIMM) $10.81/GB](https://sharpest.ai/per-unit/ddr5-laptop-ram-sodimm)[DDR4 desktop RAM $3.12/GB](https://sharpest.ai/per-unit/ddr4-desktop-ram)

---
As of 2026-11-06. Canonical page: https://sharpest.ai/per-unit/ddr4-laptop-ram-sodimm/4gb