has the GreenWorks 13-Amp 21" Corded Lawn Mower (25112) on sale for $100.69 when you select free store pickup.
for Prime Members: GreenWorks 13-Amp 21" Corded Lawn Mower (25112) on sale for $102.75. Shipping is free.
has it for $153.99 but you are able to price match it to Amazons price. If you have the red card, you get an additional 5% off. Shipping is free.
This is a Walmart VS Amazon price match loop so expect the price to go lower throughout the day until one retailer runs out of stock.