A 256GB SSD typically costs more than a 128GB SSD. However, the 256GB SSD has double the storage capacity, which can be important if you need more space for your files and applications. Finally, both the 128GB and 256GB SSDs have similar read speeds, which means they can load data quickly.

SSD-equipped laptops usually only have 128 or 256GB of storage, which is sufficient for all of your programs and a good amount of data. Although the lack of storage is a minor inconvenience, the increase in speed is well worth the trade-off. If you can afford it, 256GB is far more manageable than 128GB.