Professional Diamond Series CFexpress Type B 256GBvs Tough CFexpress Type B 128GB

GearFrame · Updated March 2026

Lexar Professional Diamond Series CFexpress Type B 256GB Lexar Professional Diamond Series CFexpress Type B 256GB Starting from £300 new View Professional Diamond Series CFexpress Type B 256GB
VS
Sony Tough CFexpress Type B 128GB Sony Tough CFexpress Type B 128GB Starting from £200 new View Tough CFexpress Type B 128GB

Who should buy what

Quick take: The tough cfexpress type b 128gb is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Professional Diamond Series CFexpress Type B 256GBTough CFexpress Type B 128GB
Price £300 £200
Weather Sealed No No
⚡ Compare specs side by side Professional Diamond Series CFexpress Type B 256GB prices → Tough CFexpress Type B 128GB prices →

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