The EOS 5DS R has a 6016 x 4000 still image resolution which is higher than most cameras that were launched in the last year. Most newly released similar spec digital cameras have a 2736 x 1824 still image resolution. In addition, this camera have still image resolutions of (L) 8688x5792, (M1) 7680x5120, (M2) 5760x3840, (S1) 4320x2880, (S2) 1920x1280, (S3) 720x4801.3x Crop - (L) 6768x4512, (M1) 6016x4000, (M2) 4512x3008, (S1) 3376x2256, (S3) 720x4801.6x Crop - (L) 5424x3616, (M1) 4800x3200, (M2) 3616x2408 and (S1) 2704x1808 and (S3) 720x4801:1.
This digital camera's still image resolution (6016 x 4000) is in fact the best still image resolution across all cameras that have been available for a similar time to the EOS 5DS R.
The worst still image resolution amongst comparable types of digital camera is 384 x 480.