A tire wear measuring apparatus using an acceleration peak value of a tire, the apparatus comprising: a signal receiver configured to measure acceleration inside a tire installed to a vehicle for each point inside the tire; a signal analyzer configured to receive signal information from the signal receiver and estimate a tread wear rate of the tire using a peak value of acceleration in longitudinal direction perpendicular to a radial direction of the tire from among acceleration signals inside the tire; a transmitter configured to receive analysis information, which is information on the tread wear rate of the tire, from the signal analyzer and transmit the analysis information; and a control module configured to receive the analysis information from the transmitter and generate a control signal for the vehicle to which the tire is installed, wherein the peak value of acceleration is acquired when the signal receiver measures acceleration of a grounding portion where the tire contacts a road surface; the tire wear measuring apparatus being characterised, in that the signal analyzer is configured to apply the peak value of acceleration to the following equation obtained through normalization, which excludes influence of speed, load, and pressure of the tire, to derive a tread thickness of the tire to estimate and calculate a tread wear rate of the tire: f h h = Acc x Ω 2 θ r α where Acc x is a peak value of acceleration, h is the tread thickness of the tire, Q is an angular velocity of the tire, θ r is a contact angle between the tire and the road surface, α is a unique constant value for the tire, f h (h) is a function obtained by removing factors for the speed, load, and pressure of the tire from an acceleration signal function of the tire. a signal receiver configured to measure acceleration inside a tire installed to a vehicle for each point inside the tire; a signal analyzer configured to receive signal information from the signal receiver and estimate a tread wear rate of the tire using a peak value of acceleration in longitudinal direction perpendicular to a radial direction of the tire from among acceleration signals inside the tire; a transmitter configured to receive analysis information, which is information on the tread wear rate of the tire, from the signal analyzer and transmit the analysis information; and a control module configured to receive the analysis information from the transmitter and generate a control signal for the vehicle to which the tire is installed, wherein the peak value of acceleration is acquired when the signal receiver measures acceleration of a grounding portion where the tire contacts a road surface; the tire wear measuring apparatus being characterised, in that the signal analyzer is configured to apply the peak value of acceleration to the following equation obtained through normalization, which excludes influence of speed, load, and pressure of the tire, to derive a tread thickness of the tire to estimate and calculate a tread wear rate of the tire: f h h = Acc x Ω 2 θ r α where Acc x is a peak value of acceleration, h is the tread thickness of the tire, Q is an angular velocity of the tire, θ r is a contact angle between the tire and the road surface, α is a unique constant value for the tire, f h (h) is a function obtained by removing factors for the speed, load, and pressure of the tire from an acceleration signal function of the tire.