An antenna module (215; 315) for a vehicle, comprising: an elongated base (220; 320), configured to be mounted in a cavity of a top part of a vehicle; a plurality of antennas (232, 234, 240; 332, 334, 340, 350) distributed along the elongated base (220; 320), the plurality of antennas comprising at least: a multiple-input multiple-output, MIMO, mobile communications antenna (230; 330); and a global navigation satellite system, GNSS, antenna (240; 340); wherein the MIMO antenna comprises at least a first mobile communications antenna (232; 332) and a second mobile communications antenna (234; 334), the first mobile communications antenna (232; 332) being at a first end of the elongated base (220; 320) and having a transmitting, Tx, and a receiving, Rx, element and the second mobile communications antenna (234; 334) being at a second end of the elongated base and having at least an Rx element, the GNSS antenna (240; 340) being arranged between the first mobile communications antenna and the second mobile communications antenna of the MIMO antenna at a distance to maximize isolation between the antennas, wherein a distance between the first and second mobile communications antennas is over 200 mm and the isolation between the first and second mobile communications antennas is at least 17 dB, a distance between the first mobile communications antenna and the GNSS antenna is at least 100 mm and an isolation between the first mobile communications antenna and the GNSS antenna is at least 20 dB, and distance between the second mobile communications antenna and the GNSS antenna is at least 40 mm and an isolation between the second mobile communications antenna and the GNSS antenna is at least 10 dB. an elongated base (220; 320), configured to be mounted in a cavity of a top part of a vehicle; a plurality of antennas (232, 234, 240; 332, 334, 340, 350) distributed along the elongated base (220; 320), the plurality of antennas comprising at least: a multiple-input multiple-output, MIMO, mobile communications antenna (230; 330); and a global navigation satellite system, GNSS, antenna (240; 340); wherein the MIMO antenna comprises at least a first mobile communications antenna (232; 332) and a second mobile communications antenna (234; 334), the first mobile communications antenna (232; 332) being at a first end of the elongated base (220; 320) and having a transmitting, Tx, and a receiving, Rx, element and the second mobile communications antenna (234; 334) being at a second end of the elongated base and having at least an Rx element, the GNSS antenna (240; 340) being arranged between the first mobile communications antenna and the second mobile communications antenna of the MIMO antenna at a distance to maximize isolation between the antennas, wherein a distance between the first and second mobile communications antennas is over 200 mm and the isolation between the first and second mobile communications antennas is at least 17 dB, a distance between the first mobile communications antenna and the GNSS antenna is at least 100 mm and an isolation between the first mobile communications antenna and the GNSS antenna is at least 20 dB, and distance between the second mobile communications antenna and the GNSS antenna is at least 40 mm and an isolation between the second mobile communications antenna and the GNSS antenna is at least 10 dB. a multiple-input multiple-output, MIMO, mobile communications antenna (230; 330); and a global navigation satellite system, GNSS, antenna (240; 340); wherein the MIMO antenna comprises at least a first mobile communications antenna (232; 332) and a second mobile communications antenna (234; 334), the first mobile communications antenna (232; 332) being at a first end of the elongated base (220; 320) and having a transmitting, Tx, and a receiving, Rx, element and the second mobile communications antenna (234; 334) being at a second end of the elongated base and having at least an Rx element, the GNSS antenna (240; 340) being arranged between the first mobile communications antenna and the second mobile communications antenna of the MIMO antenna at a distance to maximize isolation between the antennas, wherein a distance between the first and second mobile communications antennas is over 200 mm and the isolation between the first and second mobile communications antennas is at least 17 dB, a distance between the first mobile communications antenna and the GNSS antenna is at least 100 mm and an isolation between the first mobile communications antenna and the GNSS antenna is at least 20 dB, and distance between the second mobile communications antenna and the GNSS antenna is at least 40 mm and an isolation between the second mobile communications antenna and the GNSS antenna is at least 10 dB.