New EOS R5 Mark II specs from CR:

New Canon EOS R5 Mark II Information (Unconfirmed)

• No blackout during continuous shooting
• A better implemented pixel-shift high resolution mode (no details)
• “Some” illumination with the buttons
• LCD resolution more than doubled
• Focus sensitivity of -8EV
• Increased battery performance (don't expect a quantum leap here)
• Maximum Electronic Shutter Speed “beyond” 1/8000s
• Dynamic range claim of 16 stops (claimed vs real world can differ)
• Full Size HDMI Port
• New “firsts” for Canon in AF algorithms (I'm sure the EOS R1 would also have those firsts and more)
• Slightly heavier body (Probably not noticeable)
• New IBIS performance modes (No details)

Previously Reported EOS R5 Mark II Specifications

• 45mp BSI Stacked Sensor
• New EVF design
• 12fps Mechanical & 30fps Electronic max burst rates
• Eye Controlled AF from the EOS R3
• New passive cooling design with two new vents
• Active cooling grip accessory
• Battery grip accessory
• 8K60P (with cavaets)
• CFexpress Type B / SD card configuration
• Launch Price: $3999 USD
• Announcement: July 17, 2024
• Shipping: August, 2024