Kingston KCP421SD8/16 KCP421SD8/16, 16 GB DDR4 2133 MHz SODIMM Notebook Memory, Green

£124.44 £7.78/GB

7% cheaper per GB than the average 16GB DDR4 kit we track.

▼ 34% below 90-day median Laptop DDR4 Unbuffered

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Specification

Price history

Typical price (median) 90-day £189.81 12-month £172.69 12-month low £124.39 All-time low £38.43 (2016-06-06)

Genuine drop Today’s price is 28% below this kit’s typical price for the past year, and it has been cheaper than this for 6% of that year (last on 31 Aug 2026). Why medians, not averages ›

30-day avg £166.7090-day avg £182.11180-day avg £182.58 (averages are pulled up by price spikes; the medians above are the better guide)

Cheaper per GB in the same spec

Same generation, capacity and form factor as this kit, ranked by £/GB. See all ›

	£/GB	Price	Capacity	Manufacturer	For	Type	Form Factor	ECC / Buffered	Description
	£5.00best £/GB	£79.99	16GB	motoeagle	Laptop	DDR4	SO-DIMM 2400MHz	Non-ECCUnbuffered	16GB DDR4 2400MHz SODIMM 2RX8 PC4-19200 (PC4-2400T) CL17 Non-ECC Laptop RAM Memory ModuleBuy📈★★★★½28
	£5.00	£79.99	16GB	XUM CHANGE FOR GOOD	Laptop	DDR4	SO-DIMM 2133MHz	Unbuffered	XUM 16GB DDR4 2133MHz PC4-17000 SODIMM Laptop Memory RAMBuy📈★★★★★1
	£5.00	£80.00	16GB	SK Hynix	Laptop	DDR4	SO-DIMM 2666MHz	Unbuffered	Hynix 16GB (1x16GB) DDR4 Sodimm 2666MHz 260 Pin PC4-21300 hma82gs6cjr8n-vkBuy📈★★★★½100
	£5.06	£80.99	16GB	Timetec	Laptop	DDR4	SO-DIMM 2133MHz	Non-ECCUnbuffered	Timetec 16GB DDR4 2133MHz (PC4-2133P) PC4-17000 SODIMM Laptop RAM – 260-Pin 1.2V CL15 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★½284
	£5.19	£82.99	16GB	Timetec	Laptop	DDR4	SO-DIMM 2400MHz	Non-ECCUnbuffered	Timetec 16GB DDR4 2400MHz (PC4-2400T) PC4-19200 SODIMM Laptop RAM – 260-Pin 1.2V CL17 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★½433
	£5.19	£82.99	16GB	Timetec	Laptop	DDR4	SO-DIMM 2666MHz	Non-ECCUnbuffered	Timetec 16GB DDR4 2666MHz (PC4-2666V) PC4-21300 SODIMM Laptop RAM – 260-Pin 1.2V CL19 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-OneBuy📈★★★★½667

About this kit

• Kingston qualifies all components and tests modules at all stages of production
• All Kingston memory is backed by a lifetime warranty.
• Free Technical Support
• Industry standard specifications / award winning performance / Designed and tested to work in your system

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