COBALT 128GB UHS-II SD Cardvs A1 II
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
Sony
A1 II (2025)
Starting from £6500 new
Best for Professional sports, wildlife & high-resolution studio work
View A1 II
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.
Professional Sports, Wildlife & High-Resolution Studio Work — A1 II (2025): The most complete camera ever made — 50MP, 30fps, 8K, and the world's best EVF in a single flagship body.
Who should buy what
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
A1 II (2025)
- Professional sports and wildlife photographers who need 30fps, 50MP, and the best AF available
- Commercial and advertising photographers who demand 50MP resolution alongside pro video specs
- Photojournalists who need a single body capable of handling every assignment
- Sony system shooters ready to invest in the absolute best
Quick take: The cobalt 128gb uhs-ii sd card is the most affordable. Scroll down for the full spec breakdown.
Full specifications
| Specification | COBALT 128GB UHS-II SD Card | A1 II (2025) |
|---|---|---|
| Price | £50 | £6,500 |
| Sensor | — | 50.1MP full-frame stacked BSI CMOS |
| Resolution | — | 50.1MP |
| Video | — | 8K/30p, 4K/120p 10-bit, 4K/240p super slow-motion |
| Autofocus | — | AI subject recognition — human, animal, bird, insect, vehicle, aircraft, train |
| Stabilisation | — | 8.5-stop IBIS (with in-lens OSS) |
| Burst Rate | — | 30fps electronic (with full AF/AE), 10fps mechanical |
| Battery Life | — | ~530 shots (CIPA) |
| Weight | 2g | 743g body only |
| Dimensions | Standard SD card size (32 × 24 × 2.1mm) | 136.1 × 96.9 × 82.9mm |
| Weather Sealed | Yes | Yes |
| Viewfinder | — | EVF 0.9× 9.44M-dot — the highest resolution EVF available |
| Screen | — | 3.2" fully articulating touchscreen, 2.1M dots |
| Mount | — | Sony E-mount (full-frame) |
| Memory Cards | — | Dual CFexpress Type A / SD UHS-II slots |
| Connectivity | UHS-II (V60, U3) — read up to 250MB/s, write up to 130MB/s | USB-C 3.2 Gen 2, Wi-Fi 6GHz, Bluetooth 5.3, HDMI full-size |
Suitability by genre
| Genre | COBALT 128GB UHS-II SD Card | A1 II |
|---|---|---|
| Wildlife | ||
| Video | — | |
| Portrait | ||
| Travel | ||
| Sports | — | |
| Landscape | — | |
| Vlogging & Video | — |
More comparisons with COBALT 128GB UHS-II SD Card
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