Price comparison

4GB DDR4 laptop RAM prices

Every 4GB DDR4 laptop RAM kit we found at Adorama, Amazon.com and Newegg, cheapest first. Prices checked October 13, 2026, excluding sales tax.

Prices checked Tuesday, October 13, 2026Generated from our weekly price data

Lowest price

$25.00

DDR4 2400, Newegg

Median per GB

$9.03

from $6.25

Median price

$36.13

across 8 kits

Shop spread

52%

3 shops, cheapest offer per GB

4GB DDR4 laptop RAM: lowest and median price

USD, weekly, excluding sales tax

Price history starts on October 13, 2026. The chart grows by one point every week.

All 4GB DDR4 laptop RAM kits

SpeedBrandShopSortIn stock

Kit	Type	Speed, latency	Shop	12 weeks	Price	Link
M471A5244CB0 Samsung 4GB 1RX16 DDR4 Sodimm PC4-19200 2400MHZ Memory Module…Best value per GB	DDR4	2400 MT/s	Newegg	no history yet	$25.00$6.25/GB	View at Newegg
Hynix 4GB PC4-19200 DDR4-2400MHz non-ECC Unbuffered CL17 SODIMM Memory Module Mfr P/N…	DDR4	2400 MT/s, CL17	Newegg	no history yet	$30.59$7.65/GB	View at Newegg
Samsung 4GB DDR4 SODIMM RAM Module 3200MHz 1Rx16 PC4-3200AA SDRAM Laptop Memory M471A52	DDR4	3200 MT/s	Amazon.com	no history yet	$30.99$7.75/GB	View at Amazon.com
Crucial 4GB Single DDR4 2400 (PC4 19200) SODIMM Memory, CT4G4SFS824A	DDR4	2400 MT/s, CL17	Newegg	no history yet	$34.98$8.74/GB	View at Newegg
Kingston 4GB DDR4 SO-DIMM DDR4 2400 (PC4 19200) Laptop Memory Model KCP424SS6/4	DDR4	2400 MT/s, CL17	Newegg	no history yet	$37.28$9.32/GB	View at Newegg
Patriot Memory Signature Line DDR4 4GB 2666MHz SODIMM Notebook Module	DDR4	2666 MT/s	Adorama	no history yet	$37.99$9.50/GB	View at Adorama
SK hynix HMA851S6DJR6N-XN Non ECC PC4-3200 4GB DDR4 at 3200MHz CL22 SDRAM SODIMM	DDR4	3200 MT/s, CL22	Newegg	no history yet	$43.89$10.97/GB	View at Newegg
Patriot Memory Signature Line 4GB 2400MHz CL17 SODIMM Notebook Module	DDR4	2400 MT/s, CL17	Adorama	no history yet	$43.99$11.00/GB	View at Adorama

Showing 8 of 8. Prices exclude sales tax, as shown by US shops.

About 4GB DDR4 laptop RAM

Laptop memory uses the smaller SO-DIMM format. These are the 4GB DDR4 SO-DIMM kits and modules we track, cheapest first.

From $25.00 for the cheapest kit to a median of $36.13: the gap is mostly speed, latency and looks.

Tracking began on October 13, 2026. A trend needs a few weeks of data; until then, compare shops instead of waiting for a dip.

Prices vary a lot between shops (52% per GB between the cheapest offers). Check the shop column before you buy.

Availability is good: 100% of the kits where the shop shows stock can be ordered.

Questions about 4GB DDR4 laptop RAM

What is the cheapest 4GB DDR4 laptop RAM kit right now?

The M471A5244CB0 Samsung 4GB 1RX16 DDR4 Sodimm PC4-19200 2400MHZ Memory Module… at Newegg for $25.00, checked on October 13, 2026. We list 8 kits in total.

How much does 4GB DDR4 laptop RAM cost per GB?

The median is $9.03 per GB and the lowest offer is $6.25 per GB.

Are 4GB DDR4 laptop RAM prices going up or down?

We started tracking on October 13, 2026. We need a few weeks of data before we can say which way prices move.

Which shops sell 4GB DDR4 laptop RAM?

This week: Adorama, Amazon.com and Newegg. We check these shops every week.

How often are these prices updated?

Every week. The last check was on October 13, 2026. Prices are excluding sales tax; the shop shows the final price at checkout.