How many hours of recording can I expect my SD card to hold?

Model Memory Capacity Image Quality Resolution (Front + Rear)
DR900S-2CH     4K UHD @ 30 fps (Extreme)
+ Full HD @ 30fps
4K UHD @ 30 fps
+ Full HD @ 30fps
Full HD @ 60 fps
+ Full HD @ 30fps
Full HD @ 30 fps
+ Full HD @ 30fps
16GB Highest (Extreme) 55 MIN x x x
Highest x 1 HR 20 MIN 1 HR 20 MIN 1 HR 20 MIN
High x 1 HR 40 MIN 1 HR 40 MIN 1 HR 40 MIN
Normal x 2 HR 10 MIN 2 HR 10 MIN 2 HR 10 MIN
32GB Highest (Extreme) 1 HR 50 MIN x x x
Highest x 2 HR 40 MIN 2 HR 40 MIN 2 HR 40 MIN
High x 3 HR 20 MIN 3 HR 20 MIN 3 HR 20 MIN
Normal x 4 HR 20 MIN 4 HR 20 MIN 4 HR 20 MIN
64GB Highest (Extreme) 3 HR 40 MIN x x x
Highest x 5 HR 20 MIN 5 HR 20 MIN 5 HR 20 MIN
High x 6 HR 40 MIN 6 HR 40 MIN 6 HR 40 MIN
Normal x 8 HR 40 MIN 8 HR 40 MIN 8 HR 40 MIN
128GB Highest (Extreme) 7 HR 20 MIN x x x
Highest x 10 HR 40 MIN 10 HR 40 MIN 10 HR 40 MIN
High x 13 HR 20 MIN 13 HR 20 MIN 13 HR 20 MIN
Normal x 17 HR 20 MIN 17 HR 20 MIN 17 HR 20 MIN
Bitrate (Mbps)
Front + Rear
Highest (Extreme) 25 + 10 x x x
Highest x 12 + 10 12 + 10 12 + 10
High x 10 + 8 10 + 8 10 + 8
Normal x 8 + 6 8 + 6 8 + 6
 
Model Memory Capacity Image Quality Resolution
DR750S-2CH     Full HD @60fps
+ Full HD @30fps
Full HD @30fps
+ Full HD @30fps
Full HD @30fps
+ HD @30fps
HD @30fps
+ HD @30fps
16GB Extreme 55 MIN x x x
Sports 1 HR 25 MIN x x x
Highest x 1 HR 25 MIN 1 HR 35 MIN 2 HR
High x 1 HR 50 MIN 2 HR 2 HR 40 MIN
Normal x 2 HR 20 MIN 2 HR 40 MIN 4 HR
32GB Extreme 1 HR 50 MIN x x x
Sports 2 HR 50 MIN x x x
Highest x 2 HR 50 MIN 3 HR 10 MIN 4 HR
High x 3 HR 40 MIN 4 HR 5 HR 20 MIN
Normal x 4 HR 40 MIN 5 HR 20 MIN 8 HR
64GB Extreme 3 HR 40 MIN x x x
Sports 5 HR 40 MIN x x x
Highest x 5 HR 40 MIN 6 HR 20 MIN 8 HR
High x 7 HR 20 MIN 8 HR 10 HR 40 MIN
Normal x 9 HR 20 MIN 10 HR 40 MIN 16 HR
128GB Extreme 7 HR 20 MIN x x x
Sports 11 HR 20 MIN x x x
Highest x 11 HR 20 MIN 12 HR 40 MIN 16 HR
High x 15 HR 40 MIN 16 HR 21 HR 20 MIN
Normal x 18 HR 40 MIN 21 HR 20 MIN 32 HR
Bitrate (Mbps)
Front + Rear
Extreme 25 + 10 x x x
Sports 12 + 10 x x x
Highest x 12 + 10 12 + 8 8 + 8
High x 10 + 8 10 + 6 6 + 6
Normal x 8 + 6 8 + 4 4 + 4