CartrouteWhere is the Sonos Era 300 Smart Speaker cheapest right now?
The lowest price for the Sonos Era 300 Smart Speaker is $431.99 at Walmart, as of September 23, 2026. Cartroute found 4 offers across 4 retailers, 3 in stock, with listed prices from $396.99 to $437.99, a spread of $41.00. The 90-day low was $330.99.
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Which retailers sell the Sonos Era 300 Smart Speaker, and what does each charge?
Offers are ranked by effective price: listed price plus shipping, minus the best coupon that needs no student or other eligibility. 3 of 4 are in stock.
| Retailer | Listed | Shipping | Landed | Best coupon | Effective | Stock | Delivery | Checked | |
|---|---|---|---|---|---|---|---|---|---|
| Costco Members | $396.99 11.6% off list |
Free | $396.99 | — | $396.99 | Out of stock | 5–10 days · pickup | 13m ago | Go |
| Walmart | $431.99 3.8% off list |
Free | $431.99 | — | $431.99 | In stock | 2–4 days · pickup | 9m ago | Go |
| Newegg | $432.99 3.6% off list |
Free | $432.99 | — | $432.99 | In stock | 3–6 days | 11m ago | Go |
| Amazon | $437.99 2.5% off list |
Free | $437.99 | — | $437.99 | In stock | 1–2 days | 8m ago | Go |
Is now a good time to buy the Sonos Era 300 Smart Speaker?
Current lowest price is within the normal 90-day range ($330.99–$409.99). The 30-day average of the daily low is $390.66, and the 90-day high was $409.99, based on 91 daily observations by Cartroute.
Lowest daily price across all retailers, last 90 days
| Date | Lowest price |
|---|---|
| 2026-09-23 | $396.99 |
| 2026-09-22 | $396.99 |
| 2026-09-21 | $395.99 |
| 2026-09-20 | $395.99 |
| 2026-09-19 | $395.99 |
| 2026-09-18 | $394.99 |
| 2026-09-17 | $400.99 |
| 2026-09-16 | $400.99 |
| 2026-09-15 | $401.99 |
| 2026-09-14 | $405.99 |
| 2026-09-13 | $405.99 |
| 2026-09-12 | $404.99 |
| 2026-09-11 | $404.99 |
| 2026-09-10 | $404.99 |
| 2026-09-09 | $381.99 |
| 2026-09-08 | $381.99 |
| 2026-09-07 | $381.99 |
| 2026-09-06 | $381.99 |
| 2026-09-05 | $381.99 |
| 2026-09-04 | $381.99 |
| 2026-09-03 | $382.99 |
| 2026-09-02 | $382.99 |
| 2026-09-01 | $382.99 |
| 2026-08-31 | $382.99 |
| 2026-08-30 | $407.99 |
| 2026-08-29 | $406.99 |
| 2026-08-28 | $406.99 |
| 2026-08-27 | $357.99 |
| 2026-08-26 | $357.99 |
| 2026-08-25 | $349.99 |
| 2026-08-24 | $348.99 |
| 2026-08-23 | $348.99 |
| 2026-08-22 | $348.99 |
| 2026-08-21 | $351.99 |
| 2026-08-20 | $351.99 |
| 2026-08-19 | $409.99 |
| 2026-08-18 | $370.99 |
| 2026-08-17 | $370.99 |
| 2026-08-16 | $367.99 |
| 2026-08-15 | $367.99 |
| 2026-08-14 | $367.99 |
| 2026-08-13 | $367.99 |
| 2026-08-12 | $367.99 |
| 2026-08-11 | $409.99 |
| 2026-08-10 | $409.99 |
| 2026-08-09 | $409.99 |
| 2026-08-08 | $409.99 |
| 2026-08-07 | $406.99 |
| 2026-08-06 | $406.99 |
| 2026-08-05 | $406.99 |
| 2026-08-04 | $405.99 |
| 2026-08-03 | $405.99 |
| 2026-08-02 | $405.99 |
| 2026-08-01 | $405.99 |
| 2026-07-31 | $405.99 |
| 2026-07-30 | $404.99 |
| 2026-07-29 | $404.99 |
| 2026-07-28 | $404.99 |
| 2026-07-27 | $404.99 |
| 2026-07-26 | $404.99 |
| 2026-07-25 | $403.99 |
| 2026-07-24 | $403.99 |
| 2026-07-23 | $403.99 |
| 2026-07-22 | $403.99 |
| 2026-07-21 | $402.99 |
| 2026-07-20 | $402.99 |
| 2026-07-19 | $402.99 |
| 2026-07-18 | $402.99 |
| 2026-07-17 | $401.99 |
| 2026-07-16 | $401.99 |
| 2026-07-15 | $401.99 |
| 2026-07-14 | $401.99 |
| 2026-07-13 | $400.99 |
| 2026-07-12 | $400.99 |
| 2026-07-11 | $400.99 |
| 2026-07-10 | $400.99 |
| 2026-07-09 | $331.99 |
| 2026-07-08 | $330.99 |
| 2026-07-07 | $330.99 |
| 2026-07-06 | $330.99 |
| 2026-07-05 | $330.99 |
| 2026-07-04 | $400.99 |
| 2026-07-03 | $399.99 |
| 2026-07-02 | $399.99 |
| 2026-07-01 | $399.99 |
| 2026-06-30 | $398.99 |
| 2026-06-29 | $343.99 |
| 2026-06-28 | $340.99 |
| 2026-06-27 | $343.99 |
| 2026-06-26 | $343.99 |
| 2026-06-25 | $344.99 |
Are there coupon codes for the Sonos Era 300 Smart Speaker?
Cartroute tracks 2 active promotions that apply to this product. Success rate is the share of recent redemptions that applied cleanly.
| Retailer | Code | Offer | Success | Sample | Expires |
|---|---|---|---|---|---|
| Costco | No code needed | $75 member instant rebate on orders over $500 Executive and Gold Star members. Requires an active membership to check out. Shown in cart. |
97% | 2,604 | Oct 18 |
| Walmart | WMTSHIP0 | Free shipping with no order minimum Standard shipping only. Excludes freight and oversized items. |
88% | 7,740 | Oct 7 |
What are the Sonos Era 300 Smart Speaker's specifications?
Six drivers including an up-firing tweeter make the Era 300 the only Sonos speaker with real Atmos height. It goes on promotion in pairs more often than singly, so a two-unit query returns a materially better per-unit price.
| Drivers | 4 tweeters, 2 woofers |
|---|---|
| Audio | Dolby Atmos spatial audio |
| Connectivity | Wi-Fi 6, Bluetooth 5.0, USB-C line-in (adapter) |
| Voice | Sonos Voice Control, Amazon Alexa |
| GTIN | 00840080900001 |
| MPN | E30G1US1BLK |
| Released | March 28, 2025 |
| Rating | 4.3 / 5 from 1,877 reviews |