Introduction: Why 4TB CFexpress Matters
The Angelbird CFexpress 4.0 4TB Card marks a new milestone in media technology. With cameras like Canon’s C80, RED’s Komodo-X, and Blackmagic’s 17K URSA Cine pushing resolution boundaries, media demands are skyrocketing. Angelbird’s latest release delivers both capacity and speed for serious productions.
Key Features & Specs
- Capacity: 4TB CFexpress Type B
- Interface: PCIe 4.0 ×2 (backwards compatible with PCIe 3.0)
- Sustained Write Speed: ~1,300 MB/s
- Read Speed: up to 3,500 MB/s
- Stable Stream™ technology prevents frame drops
- Optimized for RAW workflows in 8K–17K
- Engineered for hot on-set environments
- 3-year warranty with Angelbird “Fresh Data” recovery
Real-World Use Cases
- High-res Cinema Cameras: Ideal for Canon C500 Mk II, C70/C80, RED Komodo-X, Nikon Z9, Blackmagic URSA Cine 12K/17K.
- RAW Workflows: Handles Cinema RAW Light HQ and BRAW without bottlenecks.
- DIT & On-Set Backup: One card can cover full days of 8K ProRes or hours of 12K RAW.
- Travel-Friendly: Fewer swaps mean less media management in the field.
What People Are Saying
Competitor Comparison
- ProGrade Digital 4TB CFexpress 4.0: Similar speeds, but Angelbird edges on sustained write.
- Lexar GOLD Series: Excellent, but tops out at 2TB.
- Sony TOUGH CFexpress 4.0: Rugged, but limited availability in 4TB.
Price & Where to Get It
Expected launch price: $1,499–$1,799. Available at major retailers:
Reasons to Buy
- Huge 4TB capacity means fewer swaps
- PCIe 4.0 speeds ready for next-gen cinema
- Stable Stream™ for reliability under heavy loads
- Backwards compatible with PCIe 3.0 cameras
Closing Thoughts
The Angelbird CFexpress 4.0 4TB Card isn’t just about bigger numbers. For productions shooting RAW in 8K, 12K, or 17K, it delivers stability and efficiency. While the price is high, the payoff is reduced downtime and peace of mind. For DPs and DITs, it’s one of the smartest investments in workflow efficiency.
Join the Conversation
Have you tested the Angelbird CFexpress 4.0 4TB Card? Share your benchmarks and on-set experiences below for the Slatd community.