Cheapest 4 GB DDR4 laptop RAM (SODIMM)

All sizes of DDR4 laptop RAM (SODIMM) →

Amazon —Not enough matching listings yet; checked daily
eBay $20.89/kittypical $36.99 · 3 new listings Buy on eBay: $14.99 + $5.90 ship for 1 kit →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 kiteBay, per kit
2400 — $20.89 ($20.89 for 1 kit)
3200 — $36.99 ($36.99 for 1 kit)

All 3 listings, single kits first, then multipacks

ItemSizePricePer kit
Crucial 4GB DDR4-2400 SODIMM Laptop Memory RAM CT4G4SFS824A 1 kit1 kit$20.89$20.89 eBay →
NEW SK Hynix 4GB DDR4 3200Mhz Laptop RAM SODIMM OEM 1 kit1 kit$36.99$36.99 eBay →
4GB DDR4 3200MHz SODIMM Laptop RAM Memory Module - High-Speed Performance 1 kit1 kit$55.99$55.99 eBay →

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 laptop RAM (SODIMM) $10.81/GBDDR5 server RAM (ECC RDIMM) $30.75/GBDDR4 desktop RAM $3.12/GBDDR4 server RAM (ECC RDIMM) $4.99/GBDDR5 desktop RAM $8.12/GB