Is Prime Now a better deal than Instacart, Walmart grocery delivery?

Fresh grocery delivery is now free for Prime members - Vox

Speeding past Instacart, Walmart Grocery is top U.S. online grocery service - Bloomberg Second Measure

Walmart will offer grocery delivery in more than 100 metro areas - Vox

COVID-19 crisis sparks 'inflection point' for online grocery — and huge revenue for – GeekWire

Walmart teams up with Instacart to rival for same-day grocery delivery - The Verge

Walmart using its store muscle to expand online grocery deliveries in the battle with

now offers Fresh grocery delivery to non-Prime members in select US cities, fresh

Walmart and Instacart Offer Same-Day Delivery in Select US Markets

now offers Fresh grocery delivery to non-Prime members in select US cities, fresh

Is Prime Now a better deal than Instacart, Walmart grocery delivery?