It can even read 4K Blu-Ray discs, which most drives can’t do. The slim drive can read DVDs at speeds of up to 8X, but also works with Blu-Rays at speeds of up to 6X. Archgon Aluminum External 4K Blu-Ray Super Drive is the most versatile external DVD drive in our guide, and the right choice if you want to make backups of your HD movie collection.