A pneumatic tire comprising a carcass and a sidewall rubber, wherein the sidewall rubber is formed by laminating two or more layers of rubbers including a sidewall outermost layer rubber at a tire outer surface and a sidewall inner layer rubber closer to a tire inner surface than the sidewall outermost layer rubber is, the carcass is composed of at least one carcass ply each including a carcass cord and a ply coating rubber covering the carcass cord, the ply coating rubber has a volume resistivity of 1 × 10 10 Ω·cm or more, the sidewall outermost layer rubber has a volume resistivity of 1 × 10 10 Ω·cm or more, the sidewall inner layer rubber has a volume resistivity of 1 × 10 7 Ω·cm or less, the sidewall inner layer rubber has a maximum thickness of 0.1 mm or more and 1.2 mm or less, a mass ratio of an anti oxidant in the sidewall inner layer rubber is 1.2 mass% or more, a proportion of the mass ratio of the anti oxidant in the sidewall inner layer rubber to a mass ratio of an anti oxidant in the sidewall outermost layer rubber, calculated as (the mass ratio of the anti oxidant in the sidewall inner layer rubber)/(the mass ratio of the anti oxidant in the sidewall outermost layer rubber), is 0.7 or more and 2.0 or less, and a proportion E' swout /E swin of a storage modulus E' swout of the sidewall outermost layer rubber at a dynamic strain of 1 % and 25 °C to a storage modulus E' swin of the sidewall inner layer rubber at a dynamic strain of 1 % and 25 °C is more than 0.57 and less than 1.5, wherein the volume resistivity of the ply coating rubber, the volume resistivity of the sidewall outermost layer rubber and the volume resistivity of the sidewall inner layer rubber are measured according to the method as disclosed in the description, and wherein the storage modulus E' swout of the sidewall outermost layer rubber and the storage modulus E' swin of the sidewall inner layer rubber are measured according to the method as disclosed in the description. the carcass is composed of at least one carcass ply each including a carcass cord and a ply coating rubber covering the carcass cord, the ply coating rubber has a volume resistivity of 1 × 10 10 Ω·cm or more, the sidewall outermost layer rubber has a volume resistivity of 1 × 10 10 Ω·cm or more, the sidewall inner layer rubber has a volume resistivity of 1 × 10 7 Ω·cm or less, the sidewall inner layer rubber has a maximum thickness of 0.1 mm or more and 1.2 mm or less, a mass ratio of an anti oxidant in the sidewall inner layer rubber is 1.2 mass% or more, a proportion of the mass ratio of the anti oxidant in the sidewall inner layer rubber to a mass ratio of an anti oxidant in the sidewall outermost layer rubber, calculated as (the mass ratio of the anti oxidant in the sidewall inner layer rubber)/(the mass ratio of the anti oxidant in the sidewall outermost layer rubber), is 0.7 or more and 2.0 or less, and a proportion E' swout /E swin of a storage modulus E' swout of the sidewall outermost layer rubber at a dynamic strain of 1 % and 25 °C to a storage modulus E' swin of the sidewall inner layer rubber at a dynamic strain of 1 % and 25 °C is more than 0.57 and less than 1.5, wherein the volume resistivity of the ply coating rubber, the volume resistivity of the sidewall outermost layer rubber and the volume resistivity of the sidewall inner layer rubber are measured according to the method as disclosed in the description, and wherein the storage modulus E' swout of the sidewall outermost layer rubber and the storage modulus E' swin of the sidewall inner layer rubber are measured according to the method as disclosed in the description.