The Wahoo Kickr v6 remains unchanged over its predecessor. This means it retains the same internals as before - 7.3kg flywheel, 2200w of resistance, 20% gradient simulation and +/- 1% accuracy. It weighs 21.9kg.
Wahoo lists these tech specs:
Maximum Power Output: 2200 Watts
Maximum Simulated Grade: 20%
Minimum Simulated Grade: -10%
Product Weight: 47 lb / 22 kg
Drivetrain: Belt Drive
Resistance Type: Electromagnetic
Power Accuracy: +/-1%
Connectivity: ANT+, ANT+ FE-C, WiFi, Bluetooth, Direct Connect
Cassette: Includes 11-speed with 11-28 ratio
Hub Types: 130/135mm QR, 12x142, and 12x148 Thru Axle
Adapters: Includes 130/135mm QR adapter & hub spacer, 12x142/148 adapter & hub spacer, 1.8mm cassette spacer