Sony Tough vs ProGrade Iridium CFexpress Type A 960GB
Two CFexpress Type A cards at 960GB, compared on rated speed, current price and price history.
Sony 960GB CFexpress 4.0 Type A TOUGH Memory Card
ProGrade Digital 960GB CFexpress 4.0 Type A Iridium Memory Card
The short version
- Read speed: both are rated at 1800 MB/s.
- Write speed: both are rated at 1700 MB/s.
- Sustained write: ProGrade is rated 263% higher (1450 vs 400 MB/s).
- Price: ProGrade is cheaper right now at $519.99 (B&H Photo), $358.01 or 41% less than $878.00.
- Cost per GB: ProGrade works out at $0.54/GB against $0.91/GB.
Speeds are manufacturer ratings from the retailer listing, not our own tests. Prices come from retailer listings we checked in the last 48 hours; Amazon prices are not shown.
Specifications
- Brand
- Sony
- ProGrade
- Format
- CFexpress Type A
- CFexpress Type A
- Capacity
- 960GB
- 960GB
- Read Speed
- 1800 MB/s
- 1800 MB/s
- Write Speed
- 1700 MB/s
- 1700 MB/s
- Sustained Write
- 400 MB/s
- 1450 MB/s
- VPG Rating
- 400
- 400
- CFexpress Version
- 4.0
- 4.0
Pick Sony if…
ProGrade is ahead or level on every measure we can compare.
Pick ProGrade if…
- You want the higher rated sustained write.
- You want the lower price today.
Card A: current prices
Prices retrieved: Nov 15, 2026, 7:14 AM
Card B: current prices
Prices retrieved: Nov 15, 2026, 7:14 AM
Card A: Sony
Is this a good price?
This is the lowest price we have recorded in the last 89 days, where it has ranged $878.00–$938.00.
Good time to buy.
Based on 128 price checks at B&H Photo over 89 days. Amazon prices are not included.
Card B: ProGrade
Is this a good price?
This is the lowest price we have recorded in the last 89 days, where it has ranged $519.99–$799.99.
Good time to buy.
Based on 116 price checks at B&H Photo over 89 days. Amazon prices are not included.
Card A: price history
Card B: price history
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