Buying guide
CFexpress Type B Cards
Our pick
Delkin BLACK 4.0 CFexpress Type B
Choose the Delkin BLACK 4.0 1TB for a supported Type B camera when you want a roomy card with VPG400 certification.12
Why this one
- Its 1TB capacity leaves room for footage between offloads. VPG400 provides the certified write-performance floor for recording modes that require that rating.2
The alternatives
Other contenders
ProGrade Digital CFexpress 4.0 Type B Iridium
Choose the ProGrade Iridium 1.6TB for longer shoots between card changes. It offers 60% more capacity than the 1TB default, with VPG400 certification and a three-year warranty.234
ProGrade Digital CFexpress Type B 4.0 GOLD 2TB Single (NA)
Choose the ProGrade GOLD 2TB single card for twice the 1TB default’s capacity and a limited lifetime warranty, if your camera supports this model.25
Buying advice
For an older camera that takes XQD cards
For an approved XQD camera with the required firmware, the SanDisk Extreme PRO CFexpress Type B 512GB is the documented compatibility option here. Check the maker’s camera list before buying.11
Compare the options
14 products
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Reset requirements
Product image unavailableProGrade Digital CFexpress Type B 4.0 GOLD 1TB Single (NA)
Product image unavailableProGrade Digital CFexpress Type B 4.0 GOLD 2TB Single (NA)
Product image unavailableProGrade Digital CFexpress™ Type B 4.0 Gold 1TB
Product image unavailableProGrade Digital CFexpress™ Type B 4.0 Gold 2TB
Product image unavailableProGrade Digital CFexpress™ Type B 4.0 Gold 256GB
Compare models side by side
Choose two or three products to compare.
Models in this comparison
Every specification for these products
| Specification | Delkin BLACK 4.0 CFexpress Type B | Delkin POWER 4.0 CFexpress Type B | Lexar Professional CFexpress Type B 64GB | Nextorage NX-B2PRO CFexpress 4.0 Type B 165GB | ProGrade Digital CFexpress 4.0 Type B Iridium | ProGrade Digital CFexpress Type B 4.0 GOLD 1TB Single (NA) | ProGrade Digital CFexpress Type B 4.0 GOLD 2TB Single (NA) | ProGrade Digital CFexpress™ Type B 4.0 Gold 1TB | ProGrade Digital CFexpress™ Type B 4.0 Gold 2TB | ProGrade Digital CFexpress™ Type B 4.0 Gold 256GB | ProGrade Digital CFexpress™ Type B 4.0 Gold 512GB | SanDisk Extreme Pro CFexpress Type-B | SanDisk Extreme Pro CFexpress Type-B 64GB | SanDisk Extreme Pro CFexpress Type-B 256GB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Card type | Type b1 | Type b6 | Type b7 | Type b8 | Type b3 | Type b5 | Type b5 | Type b9 | Type b10 | Type b10 | Type b10 | Type b11 | Type b11 | Type b12 |
| Capacity | 1,000 GB (1 TB)2 | 1,000 GB (1 TB)6 | 64 GB7 | 165 GB8 | 1,600 GB (1.6 TB)3 | 1,000 GB (1 TB)5 | 2,000 GB (2 TB)5 | 1,000 GB (1 TB)10 | 2,000 GB (2 TB)10 | 256 GB10 | 512 GB10 | 512 GB11 | 64 GB11 | 256 GB11 |
| Sustained write speed | Not published | 1,570 MB/s6 | Not published | 3,400 MB/s (Host interface: Manufacturer rating for NX-B2PRO165G; actual performance varies with host devices and environments. The maker states that its maximum-performance test represents NX-B2PRO330G, not a measured 165GB sample.)8 | Not published | 1,500 MB/s (Test method: Maker-rated sustained write for 1TB/2TB; maker notes its industry benchmark changed on 04-01-2024. This is not an independently measured result.)5 | 1,500 MB/s (Test method: Maker-rated sustained write for 1TB/2TB; maker notes its industry benchmark changed on 04-01-2024. This is not an independently measured result.)5 | 1,500 MB/s (Test method: Reviewer-listed manufacturer rating for this capacity; the review tested a 512GB card, so this is not a measurement of this package.)10 | 1,500 MB/s (Test method: Reviewer-listed manufacturer rating for this capacity; the review tested a 512GB card, so this is not a measurement of this package.)10 | 850 MB/s (Test method: Reviewer-listed manufacturer rating for this capacity; the review tested a 512GB card, so this is not a measurement of this package.)10 | Not published | Not published | Not published | Not published |
| Max write speed | 3,130 MB/s1 | 3,220 MB/s6 | Up to 1,000 MB/s13 | 3,600 MB/s (Host interface: Manufacturer rating for NX-B2PRO165G; actual performance varies with host devices and environments. The maker states that its maximum-performance test represents NX-B2PRO330G, not a measured 165GB sample.)8 | 3,000 MB/s3 | 3,000 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,000 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,000 MB/s10 | 3,000 MB/s10 | 3,000 MB/s10 | 3,000 MB/s10 | 1,400 MB/s11 | 800 MB/s12 | 1,200 MB/s11 |
| Max read speed | 3,630 MB/s1 | 3,560 MB/s6 | Up to 1,750 MB/s13 | 3,900 MB/s (Host interface: Manufacturer rating for NX-B2PRO165G; actual performance varies with host devices and environments. The maker states that its maximum-performance test represents NX-B2PRO330G, not a measured 165GB sample.)8 | 3,550 MB/s3 | 3,400 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,400 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,400 MB/s10 | 3,400 MB/s10 | 3,400 MB/s10 | 3,400 MB/s10 | 1,700 MB/s11 | 1,500 MB/s12 | 1,700 MB/s11 |
| VPG rating | VPG4002 | Not published | Not published | VPG4008 | VPG4004 | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published |
| PCIe generation | Not published | 4.06 | Not published | Not published | 44 | 45 | 45 | Not published | Not published | Not published | Not published | Not published | Not published | Not published |
| Lifetime warranty | Not published | Not published | Not published | Not published | Not published | Yes5 | Yes5 | Not published | Not published | Not published | Not published | Yes11 | Not published | Not published |
| Warranty length | Not published | Not published | Not published | 5 years8 | 3 years4 | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published |
How they compare
Scroll the table to see every product and specification.
| Specification | Our pickDelkin BLACK 4.0 CFexpress Type B | Delkin POWER 4.0 CFexpress Type B | Lexar Professional CFexpress Type B 64GB | Nextorage NX-B2PRO CFexpress 4.0 Type B 165GB | ProGrade Digital CFexpress 4.0 Type B Iridium | ProGrade Digital CFexpress Type B 4.0 GOLD 1TB Single (NA) | ProGrade Digital CFexpress Type B 4.0 GOLD 2TB Single (NA) | ProGrade Digital CFexpress™ Type B 4.0 Gold 1TB | ProGrade Digital CFexpress™ Type B 4.0 Gold 2TB | ProGrade Digital CFexpress™ Type B 4.0 Gold 256GB | ProGrade Digital CFexpress™ Type B 4.0 Gold 512GB | SanDisk Extreme Pro CFexpress Type-B | SanDisk Extreme Pro CFexpress Type-B 64GB | SanDisk Extreme Pro CFexpress Type-B 256GB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Card type | Type b1 | Type b6 | Type b7 | Type b8 | Type b3 | Type b5 | Type b5 | Type b9 | Type b10 | Type b10 | Type b10 | Type b11 | Type b11 | Type b12 |
| Capacity | 1,000 GB (1 TB)2 | 1,000 GB (1 TB)6 | 64 GB7 | 165 GB8 | 1,600 GB (1.6 TB)3 | 1,000 GB (1 TB)5 | 2,000 GB (2 TB)5 | 1,000 GB (1 TB)10 | 2,000 GB (2 TB)10 | 256 GB10 | 512 GB10 | 512 GB11 | 64 GB11 | 256 GB11 |
| Sustained write speed | Not published | 1,570 MB/s6 | Not published | 3,400 MB/s (Host interface: Manufacturer rating for NX-B2PRO165G; actual performance varies with host devices and environments. The maker states that its maximum-performance test represents NX-B2PRO330G, not a measured 165GB sample.)8 | Not published | 1,500 MB/s (Test method: Maker-rated sustained write for 1TB/2TB; maker notes its industry benchmark changed on 04-01-2024. This is not an independently measured result.)5 | 1,500 MB/s (Test method: Maker-rated sustained write for 1TB/2TB; maker notes its industry benchmark changed on 04-01-2024. This is not an independently measured result.)5 | 1,500 MB/s (Test method: Reviewer-listed manufacturer rating for this capacity; the review tested a 512GB card, so this is not a measurement of this package.)10 | 1,500 MB/s (Test method: Reviewer-listed manufacturer rating for this capacity; the review tested a 512GB card, so this is not a measurement of this package.)10 | 850 MB/s (Test method: Reviewer-listed manufacturer rating for this capacity; the review tested a 512GB card, so this is not a measurement of this package.)10 | Not published | Not published | Not published | Not published |
| Max write speed | 3,130 MB/s1 | 3,220 MB/s6 | Up to 1,000 MB/s13 | 3,600 MB/s (Host interface: Manufacturer rating for NX-B2PRO165G; actual performance varies with host devices and environments. The maker states that its maximum-performance test represents NX-B2PRO330G, not a measured 165GB sample.)8 | 3,000 MB/s3 | 3,000 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,000 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,000 MB/s10 | 3,000 MB/s10 | 3,000 MB/s10 | 3,000 MB/s10 | 1,400 MB/s11 | 800 MB/s12 | 1,200 MB/s11 |
| Max read speed | 3,630 MB/s1 | 3,560 MB/s6 | Up to 1,750 MB/s13 | 3,900 MB/s (Host interface: Manufacturer rating for NX-B2PRO165G; actual performance varies with host devices and environments. The maker states that its maximum-performance test represents NX-B2PRO330G, not a measured 165GB sample.)8 | 3,550 MB/s3 | 3,400 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,400 MB/s (Host interface: Maker says current CFexpress cameras cannot use the maximum speed; its offload workflow uses the ProGrade Digital PG05.6 USB 4.0 Reader.)5 | 3,400 MB/s10 | 3,400 MB/s10 | 3,400 MB/s10 | 3,400 MB/s10 | 1,700 MB/s11 | 1,500 MB/s12 | 1,700 MB/s11 |
| VPG rating | VPG4002 | Not published | Not published | VPG4008 | VPG4004 | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published |
| PCIe generation | Not published | 4.06 | Not published | Not published | 44 | 45 | 45 | Not published | Not published | Not published | Not published | Not published | Not published | Not published |
| Lifetime warranty | Not published | Not published | Not published | Not published | Not published | Yes5 | Yes5 | Not published | Not published | Not published | Not published | Yes11 | Not published | Not published |
| Warranty length | Not published | Not published | Not published | 5 years8 | 3 years4 | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published | Not published |