Car, Boat, & Other Radios (Mobile & Fixed-Mount) Average Range Guidelines *WattageFlat Open Terrain (miles)Urban Areas (miles)2 watts (UHF)3 – 41 – 1½2 watts (VHF)3 – 5¾ – 14 watts (HF)5 – 61 – 3How Far Can I Talk? | UHF vs VHF | The Truth About Range quality2wayradios.com › store › radio-range-distance