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Impartial price comparison

SanDisk Ultra Compact Flash 4GB vs. SanDisk Extreme Pro CFexpress Type B 512GB + 9

Read speed
10 MB/s
1700 MB/s
1700 MB/s
1700 MB/s
800 MB/s
800 MB/s
160 MB/s
1700 MB/s
120 MB/s
120 MB/s
Write speed
9 MB/s
1400 MB/s
1200 MB/s
1480 MB/s
85 MB/s
85 MB/s
Format
CompactFlash
CFexpress
CFexpress
CFexpress
CFexpress
CFexpress
CompactFlash
CFexpress
CFexpress
CompactFlash
CompactFlash
Card type
Type B
Type B
Type B
Type A
Type A
Type B
Type B
Memory capacity
4 GB
512 GB
128 GB
128 GB
80 GB
160 GB
32 GB
256 GB
256 GB
64 GB
32 GB
Price/GB
15 £/GB
1.07 £/GB
1.72 £/GB
1.85 £/GB
2.45 £/GB
2.28 £/GB
1.25 £/GB
1.42 £/GB
1.71 £/GB
0.66 £/GB
0.88 £/GB