When comparing Radxa Rock2 vs Rock64, the Slant community recommends Rock64 for most people. In the question“What are the best single-board computers?” Rock64 is ranked 11th while Radxa Rock2 is ranked 47th.
Ranked in these QuestionsQuestion Ranking
Pro Built-in Bluetooth
Has a built-in Bluetooth module. Meaning there's no need to buy one.
Pro Built-in Wifi wth antenna
Has built-in Wifi capabilities.
Pro Can dual boot Linux and Android
Other than supporting several Linux distros along with Android, you can also choose to dual-boot both.
Pro Provided with a clear plastic case
Comes with a clear plastic case included in the price, which is pretty useful for most projects people would use a SBC for..
Pro Can have up to 4gb of low power RAM
Pro Gigabyte ethernet
Pro USB 3 Bus support
Pro Beats Raspberry Pi on price and performance
Pro Main header Pi 3 pin layout
Can use Pi shields.
Pro 4K/60h hdmi 2a
Pro Barrel power connector
More rugged connection. Less likely to be damaged.
Pro Extra Gpio pins
Con HDMI has some problems on Linux
The HDMI port has some issues on Linux, fortunately these issues are not present when using Android.
Con Lack of support, Unstable USB 3,
Only Android with TV UI is available. It is almost unusable with a touchscreen display.
Community is somewhat helpful but is very small. The board developers do not participate in community discussions. No regular Android build available. Lack of accessories and project guidelines.
Con Power connector is not MicroUSB or MiniUSB
Can't use power banks as a power source because of that.