Buffalo OP-HD3.0T/4K-3Y internal hard drive vs Buffalo OP-HD4.0T/4K-3Y internal hard drive

Comparison of OP-HD3.0T/4K-3Y, OP-HD4.0T/4K-3Y

12 specifications	A Buffalo OP-HD3.0T/4K-3Y internal hard drive Model OP-HD3.0T/4K-3Y View product	B Buffalo OP-HD4.0T/4K-3Y internal hard drive Model OP-HD4.0T/4K-3Y View product
Features1 differ
HDD capacityDiffers	3 TB	4 TB

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.