The invention discloses a supermarket shopping trolley which comprises a body. A handle is arranged at the rear end of the body, wheels are arranged at the bottom of the body, and the body is provided with a weighing module, a price comparing module and a shopping basket. After a consumer purchases commodities needing to be weighed in a bulk area, the consumer cannot queue to weigh, the commodities can be weighed on the weighing module arranged at the front end of the body, shopping efficiency is improved, the price comparing module is arranged at the rear end of the body and comprises a code scanning module, a commodity information base and a wireless receiving and transmitting module and a calculation module, the code scanning module is used for scanning commodity information, the commodity information is upload to the information base, the purchased commodities and similar commodities in the commodity information base are compared, cost performance of the purchased commodities can be known, the shopping basket is arranged in the body and can be directly taken out from the shopping trolley when the consumer pays the bill, the commodities cannot be taken onto a checkout counter piece by piece, time is saved, and efficiency is improved.