Apple remains the leader with a 34.9 percent market share, followed by Samsung, Huawei, and Lenovo.
Apple leads in global tablet market with 9.1 million shipments in Q1 2018, followed by Samsung: IDC report
Apple managed to ship 9.1 million iPads. Of that, 1.8 million were iPad Pro tablets, making Apple the leader in the detachable market as well.
Multiple industry trade reports point at a decreasing trend in tablet sales, with a parallel increase in the performance oriented detachable tablet sales.