The new Echo Buds (2nd Gen) are definitely an improvement. They are lighter, offer more effective ANC and different drivers.
Echo Buds (2nd Gen) Review
Best Buy: Echo Buds (2nd Gen) True Wireless Noise Cancelling In-Ear Headphones with Wireless Charging Case BLACK B085WTWYS4
Echo Buds (2nd Gen) Review
Echo Buds 2 Review: Better Buds For Alexa Fans
Echo Buds review: impressively refreshing - Reviewed
Echo Buds (2nd gen) review: Improved in nearly every way
Echo Buds (2nd Gen) Review
Echo Buds (2nd Gen) review: Alexa, try harder
Echo Buds (2nd Gen) Review: Alexa And ANC On A Budget - SlashGear