Recommended Memory Cards Canon EOS R6 II
The Canon R6 II features dual UHS-II SD memory card slots.
v90 UHS-II SD cards will provide you with the best performance in the Canon R6 II for photographers who need to clear the buffer quickly after a burst.
A casual shooter or someone doing video production will find that V60 UHS-II SD cards provide a better cost per GB. Also, the max video bitrate of the Canon R6 II runs at 42.5 MB/s which is well within the V60 memory card spec.
Here are some of the best memory cards for the Canon R6 Mark II tested in camera to show how fast the camera performed at clearing a filled buffer. Remember the camera takes two UHS-II cards, and if you want to run backup without any bottlenecks, you will need two of the same cards.
Recommended Memory Cards | USB Write | USB Read | R6II | Links | ||||
---|---|---|---|---|---|---|---|---|
CFExpress Type-B | ||||||||
Lexar 512 Diamond | 1623 | 1728 | X | |||||
Lexar Diamond 128/256/512GB | 1621 | 1700 | Check Price | |||||
Lexar Gold 1TB/2TB | 1642 | 1695 | Check Price | |||||
Lexar Gold 128/256/512GB | 1410 | 1525 | Check Price | |||||
Lexar Silver 1TB | Check Price | |||||||
Lexar Silver 512GB | 1141 | 1624 | Check Price | |||||
Lexar Silver 128/258 | 749 | 1719 | Check Price | |||||
Sandisk Pro-Cinema 256GB | 755 | 1177 | Check Price | |||||
Sandisk Extreme 512GB | Check Price | |||||||
Sandisk Extreme 128/256GB | 429 | 1144 | Check Price | |||||
Sandisk Extreme 65GB | X | |||||||
Sony Tough 480GB/960GB/1920GB | Check Price | |||||||
Sony Tough 240GB | Check Price | |||||||
Sony Tough 128/256/512GB | 1334 | 1603 | Check Price | |||||
ProGrade Cobalt CF4.0 1.3TB | Check Price | |||||||
Prograde Cobalt 165/325/650GB | 1429 | 1029 | Check Price | |||||
Prograde 1TB/2TB gen3 | 1516 | 1108 | Check Price | |||||
ProGrade 512GB/1TB/2TB CFGen4.0 | Check Price | |||||||
Prograde 512GB gen3 | 1569 | 1707 | X | |||||
Prograde 512/1TB gen2 | X | |||||||
Prograde 256GB gen3 | 1334 | 835 | Check Price | |||||
Prograde 128GB gen2 | 679 | 778 | Check Price | |||||
Delkin Black G4 650/1.3TB | Check Price | |||||||
Delkin Black G4 325GB | Check Price | |||||||
Delkin Black 150/325/650GB | 1528 | 1545 | Check Price | |||||
Delkin Black 75GB | 1195 | 1573 | Check Price | |||||
Delkin Black 128GB | 1431 | 1035 | X | |||||
Delkin Power G4 650/1TB/1.3TB/2TB | 1588 | 1710 | Check Price | |||||
Delkin Power G4 128/165/256/325/512GB | 920 | 1226 | Check Price | |||||
Delkin Power 128/256/512/1TB/2TB | 1429 | 1037 | X | |||||
Delkin Prime 64GB | 974 | 1023 | X | |||||
Nikon 660GB | 1397 | 1574 | Check Price | |||||
Hoodman Steel 1TB | 1528 | 1121 | Check Price | |||||
Hoodman Steel 512GB | Check Price | |||||||
Hoodman Steel 128GB | 580 | 969 | Check Price | |||||
Wise Pro 640GB | Check Price | |||||||
Wise Pro 160/320GB | 1257 | 1536 | Check Price | |||||
Wise 1TB/2TB Mk II | 1525 | 1121 | Check Price | |||||
Wise 512GB Mk II | 936 | 1236 | Check Price | |||||
Wise 128GB/256GB | 190 | 1023 | ||||||
Angelbird Pro 1TB/2TB/4TB MkII | 852 | 969 | Check Price | |||||
Angelbird Pro 2TB MkI | Check Price | |||||||
Angelbird Pro Mk I 256GB | 844 | 961 | X | |||||
Angelbird Pro XT Mk II 330/660/1320GB | 1595 | 1597 | Check Price | |||||
AngelBird SE 1TB | Check Price | |||||||
Angelbird Pro SE 512GB | 789 | 958 | Check Price | |||||
Angelbird Pro SX 160GB/330GB | 1521 | 1688 | Check Price | |||||
OWC Atlas Ultra CF4.0 1TB/2TB | Check Price | |||||||
OWC Atlas Ultra 165/325/650GB | 1402 | 1579 | Check Price | |||||
OWC Atlas Pro CF4.0 256/512GB | Check Price | |||||||
OWC Atlas Pro 512GB/1TB/2TB | 514 | 1632 | Check Price | |||||
OWC Atlas Pro 256GB | 430 | 1212 | Check Price | |||||
OWC Atlas Pro 128GB | 232 | 1300 | X | Check Price | ||||
Sabrent Rocket 512GB/1TB/2TB | 856 | 1183 | Check Price | |||||
Sabrent Rocket 512GB/1TB | 438 | 1632 | Check Price | |||||
RitzGear 256/512/1TB | 481 | 1302 | Check Price | |||||
RitzGear 128GB | 236 | 1323 | Check Price | |||||
Pergear Ultra 1TB/2TB | Check Price | |||||||
Pergear Pro 512GB | 687 | 1085 | Check Price | |||||
Pergear Pro 256GB | 346 | 1131 | Check Price | |||||
Pergear Lite 128GB | 404 | 997 | Check Price | |||||
Pergear Lite 64GB | Check Price | |||||||
Silicon Power 1TB/2TB | Check Price | |||||||
Silicon Power Cinema 512GB/1TB | Check Price | |||||||
Silicon Power Cinema 256GB | 379 | 1221 | X | |||||
Silicon Power Cinema 128GB | X | |||||||
Transcend 820 512GB | 985 | 1660 | Check Price | |||||
Transcend 820 256GB | 1200 | 1644 | Check Price | |||||
SunEast 512GB/1TB | X | Check Price | ||||||
CFExpress Type-A | X | |||||||
Sony M Tough 960/1920GB | X | Check Price | ||||||
Sony G Tough 80/160/320/640GB | 658 | 847 | X | Check Price | ||||
Lexar Gold Series 80/160GB/320GB | 825 | 886 | X | Check Price | ||||
Lexar Silver Series 160/320GB | 776 | 861 | X | Check Price | ||||
Delkin Black 160GB | X | Check Price | ||||||
Delkin Black 80GB | 639 | 852 | X | Check Price | ||||
Delkin Power 160GB | X | Check Price | ||||||
Delkin Power 80GB | 641 | 847 | X | Check Price | ||||
ProGrade 160GB | 691 | 845 | X | Check Price | ||||
AngelBird 1TB disc. | X | Check Price | ||||||
SD UHS-II V90 | X | X | ||||||
Sandisk Extreme Pro V90 32-512GB | 268 | 293 | Check Price | 83 | ||||
Lexar 2000x V90 32-256GB | 228 | 256 | Check Price | 179 | X | |||
Toshiba Exceria Pro V90 | 213 | 244 | X | |||||
Transcend v90 | 175 | 263 | Check Price | 141 | ||||
Sony G Tough v90 32-256GB | 258 | 296 | Check Price | 168 | X | |||
Delkin Black v90 64/128/256GB | 253 | 278 | Check Price | 169 | X | |||
Delkin Power v90 64/128/256GB | 240 | 275 | Check Price | 160 | ||||
Fujifilm Elite II V90 | 158 | 277 | X | |||||
Adata Premier ONE v90 64/128/256GB | 229 | 268 | Check Price | 153 | ||||
Hoodman Steel 2000x V90 64/128GB | 155 | 249 | Check Price | 121 | ||||
ProGrade V90 64-512GB | 229 | 270 | Check Price | 74 | ||||
PNY EliteX-Pro90 V90 64/128/256GB | 276 | 293 | Check Price | 173 | X | |||
Amplim 2000x V90 32-128GB | 275 | 287 | Check Price | 171 | ||||
Angel Bird V90 II 64-512GB | 257 | 271 | Check Price | 70 | ||||
OWC Atlas Ultra V90 64-512GB | 270 | 289 | Check Price | 170 | ||||
OWC Atlas S Pro V90 | X | |||||||
Kingston Canvas React V90 32-256GB | 274 | 292 | Check Price | 171 | X | |||
Kodak V90 32/64/128GB | 260 | 272 | Check Price | 173 | ||||
Ritz Gear VideoPro V90 64-512GB | 258 | 273 | Check Price | 163 | ||||
Wise V90 Pro 128/256/512GB | 256 | 275 | Check Price | 170 | ||||
SD UHS-II V60 | X | |||||||
Sandisk Extreme Pro v60 256/512/1TB | 189 | 279 | Check Price | 150 | X | |||
Sandisk Extreme Pro v60 64/128GB | 102 | 283 | Check Price | 89 | ||||
Lexar 1800x V60 64-512GB | 188 | 255 | Check Price | 61 | ||||
Lexar 1667x V60 64/128/256GB | 100 | 257 | Check Price | 93 | ||||
Lexar Silver Pro v60 | 162 | 255 | Check Price | |||||
Sony M Tough V60 64-512GB | 153 | 269 | Check Price | 120 | X | |||
Sony M v60 64-512GB | X | |||||||
Sony E v60 256GB | 142 | 252 | Check Price | 116 | ||||
Sony E v60 128GB | 73 | 247 | Check Price | 66 | ||||
Sony E v30 64GB | Check Price | |||||||
Delkin Prime v60 64/128/256GB | 98 | 275 | Check Price | 85 | ||||
Hoodman Steel 1500x V60 64/128GB | 99 | 273 | Check Price | 88 | ||||
ProGrade V60 128/256/512GB | 98 | 155 | Check Price | 84 | ||||
PNY EliteX-Pro60 V60 512GB | 180 | 278 | Check Price | 134 | ||||
PNY EliteX-Pro60 V60 256GB | 183 | 280 | Check Price | 136 | ||||
PNY EliteX-Pro60 V60 128GB | Check Price | |||||||
Amplim 2000x v60 | 136 | 253 | Check Price | 111 | ||||
Amplim 1900x V60 | 97 | 275 | X | |||||
Angel Bird V60 II 64-1TB | 144 | 243 | Check Price | 116 | ||||
OWC Atlas Pro V60 64GB-1TB | 100 | 281 | Check Price | 88 | ||||
FreeTail Evoke Pro V60 | 96 | 272 | X | |||||
Ritz Gear Video Pro V60 A1 64-256GB | 103 | 280 | Check Price | 90 | ||||
Wise V60 128GB | 102 | 269 | Check Price | 89 | ||||
UHS-I U3 | ||||||||
Sandisk Extreme Pro 256/512/1TB | Check Price | |||||||
Sandisk Extreme Pro 200MB 32/64/128GB | 144 | 172 | Check Price | |||||
Sandisk Extreme 256GB | Check Price | |||||||
Sandisk Extreme 128GB | Check Price | |||||||
Sandisk Extreme 64GB | 51 | 93 | Check Price | |||||
Sandisk Ultra U1 Old | 27 | 93 | X | |||||
Kingston CanvasGo! 128/256/512GB | 124 | 161 | Check Price | |||||
Kingston CanvasGo! 64GB | Check Price | |||||||
Kingston Canvas Select 128/256/512GB | 84 | 93 | Check Price | |||||
Lexar 1066x SILVER 128-1TB | Check Price | |||||||
Lexar 1066x SILVER 64GB | Check Price | |||||||
Lexar 800x BLUE 128/256GB | Check Price | |||||||
Lexar 633x BLUE 128/256GB | 35 | 93 | Check Price | |||||
Sony Professional | 84 | 91 | X | |||||
Sony 94 | 60 | 91 | X | |||||
Sony 95 | 81 | 90 | Check Price | |||||
Transcend Ultra 340s A2 128/256/512GB | Check Price | |||||||
Transcend Ultra 340s A2 64GB | Check Price | |||||||
Transcend High 330s A2 64/128GB | Check Price | |||||||
Transcend 300s 512GB | Check Price | |||||||
Transcend 300s 256GB | Check Price | |||||||
Transcend 300s 128GB | 79 | 91 | Check Price | |||||
PNY Pro Elite 256/512/1TB | 87 | 93 | Check Price | |||||
PNY Elite-X 64-512GB | 56 | 92 | Check Price | |||||
PNY Elite Performance | 63 | 91 | X | Check Price | ||||
Delkin Black 32-256GB | 86 | 93 | Check Price | |||||
Delkin Advantage 32-1TB | 77 | 93 | Check Price | |||||
Toshiba Exceria Pro | 74 | 91 | X | |||||
Toshiba Exceria | 29 | 91 | X | |||||
Verbatim Pro+ | 77 | 91 | Check Price | |||||
Verbatim Pro | 46 | 90 | Check Price | |||||
Amplim 667x A1 V30 | 50 | 93 | X | |||||
RitzGear Extreme A1 V30 | 62 | 93 | Check Price |
Canon R6 II Memory Card Benchmarks
This list shows how each memory card performed in-camera by calculating the time it takes to clear a continuous burst measured against how much data was written.
I’m seeing a lot of cards not hitting their proper speeds, sometimes this is just a connection issue, and sometimes this is an incompatibility between the memory controllers. I didn’t get a chance to troubleshoot it, so stick with the cards that are performing well for now.
Canon EOS R6 II Specs
Sensor: Full Frame 25.6MP CMOS Processor: Digic X Continuous Shoot: 12fps Mechanical, 40fps Electronic Est. Buffer Size: 1.5GB RAW Shots To Fill Buffer: 75 RAW | 1000 JPEG @ 40fps Canon R6 II Memory Card Capacity: No limit. 4k Datarate: 340 Mbps | 42.5 MB/s 1080p Datarate: 180 Mbps | 22.5 MB/s |
Other Resources
Also, check out this guide to all of the Canon mirrorless lenses – I keep a list of every lens available for the Canon RF system.
See my favorite accessories for the Canon R6 Mark II.
Best Memory Cards 4k Video
The Canon R6 Mark II can shoot 4k at 60 frames per second internally, with a maximum bitrate of 340Mbps, which equates to 42.5MB/s.
While it doesn’t require the fastest cards to write 4k video, it’s advisable to use a v60 speed class UHS-II card to ensure a minimum write speed of 60MB/s. However, if you have newer U3 UHS-I cards available, they should work fine for the slower bitrates under 30MB/s or 240Mbps.
For frequent video shooting, it’s recommended to use V60 UHS-II cards, which have fast read speeds during data transfer to the computer, and provide more storage capacity per dollar.
Canon EOS R6 Mark II Video Specs & Recording Modes
The Canon R6 II has impressive video quality and recording modes, providing a lot of flexibility for users.
One notable feature is the high-quality 10-bit 4:2:2 h.265 encoding for 4k UHD up to 60fps, delivering excellent image quality. Additionally, there is a high bitrate 10-bit 4:2:2 230Mbps FullHD 1080p recording option, which captures a significant amount of data and color information.
Record Limit: None.
Audio File Format: AAC, Linear PCM
4k Recording Modes UHD 4k H.265: 4:2:2 10-bit 24p-60p | 60 to 340Mbps1080p Recording Modes Full HD H.265: 4:2:2 10-bit 24p to 120p | 12 to 270Mbp |
Canon R6 Mark II Record Times – Memory Card Capacity
Below is a chart showing record times for different bitrates based on several memory card sizes. Refer to this chart to determine memory card capacity for different recording settings.
Please note that the camera does not display which bitrate it is recording at. To determine which setting produces which bitrate, you will need to match the bitrate and setting with the chart above. Also, the ALL-I setting will provide a higher bitrate than the IPB settings.
Canon R6 II Record Times | 64GB | 128GB | 256GB | 512GB |
4k | Â | Â | Â | Â |
4k 340Mbps | 42.5MB/s | 25min | 50min | 100min | 201min |
4k 230 Mbps | 28.75 MB/s | 37min | 74min | 148min | 297min |
4k 170 Mbps | 21.25 MB/s | 50min | 100min | 201min | 402min |
4k 120 Mbps | 15 MB/s | 71min | 142min | 284min | 569min |
1080p | Â | Â | Â | Â |
1080p 270Mbps | 33.75 MB/s | 32min | 63min | 126min | 253min |
1080p 120Mbps | 15 MB/s | 71min | 142min | 284min | 569min |
1080p 28Mbps | 3.8 MB/s | 305min | 610min | 1219min | 2438min |
1080p 12Mpbs | 1.5 MB/s | 711min | 1422min | 2844min | 5689min |
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