As of 2014, not enough is known about Kepler 22b. Specifically, its mass is not known; therefore, its surface gravity can't be calculated either.
stronger
Mercury has weaker gravity compared to Earth. Its surface gravity is about 38% of Earth's gravity.
Venus has weaker gravity than Earth. The surface gravity on Venus is about 91% of Earth's gravity.
Pluto has a weaker gravity than Earth. In fact, Pluto has a weaker gravity than Earth's moon.
stronger
It has much weaker gravity.
weaker
Weaker.
weaker
Mars has a much weaker gravity than Earth.
Uranus's surface gravity is weaker.
It is stronger.