Lexar Professional 1667x 256GB SDvs COBALT 128GB UHS-II SD Card

GearFrame · Updated March 2026

Lexar Lexar Professional 1667x 256GB SD Lexar Lexar Professional 1667x 256GB SD Starting from £45 new View Lexar Professional 1667x 256GB SD
VS
ProGrade Digital COBALT 128GB UHS-II SD Card ProGrade Digital COBALT 128GB UHS-II SD Card Starting from £50 new Best for Professional sports & high-speed burst photography View COBALT 128GB UHS-II SD Card

GearScore™ Verdict — Which should you buy?

Professional Sports & High-Speed Burst Photography — COBALT 128GB UHS-II SD Card: If your camera has a UHS-II slot, the COBALT is one of the best cards to put in it. ProGrade is a brand started by former SanDisk and Lexar engineers — the quality and consistency match the pedigree. Faster file transfers and better burst clearance justify the price premium for professionals.

↓ Full specifications below

COBALT 128GB UHS-II SD Card

  • Professional photographers with UHS-II capable camera bodies
  • Sports and action photographers who shoot at 20fps+ and need fast buffer clearing
  • Videographers recording 6K/8K or high-bitrate 4K footage
  • Working photographers who can't afford to miss a shot due to buffer lag

Quick take: The lexar professional 1667x 256gb sd is the most affordable; only the cobalt 128gb uhs-ii sd card is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Lexar Professional 1667x 256GB SDCOBALT 128GB UHS-II SD Card
Price £45 £50
Weight 2g
Dimensions Standard SD card size (32 × 24 × 2.1mm)
Weather Sealed No Yes
Connectivity UHS-II (V60, U3) — read up to 250MB/s, write up to 130MB/s
Genre Lexar Professional 1667x 256GB SDCOBALT 128GB UHS-II SD Card
Wildlife
9.0
Video
9.0
Portrait
7.0
Travel
7.0
⚡ Compare specs side by side Lexar Professional 1667x 256GB SD prices → COBALT 128GB UHS-II SD Card prices →

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