Sony HT-S400 2.1ch Soundbar for TV with Powerful Wireless Subwoofer
$299.99 is above the middle of our record.
On November 2, 2026 the Sony HT-S400 2.1ch Soundbar costs $299.99 at Amazon. Its usual price over the 51 days we have recorded since September 13, 2026 is $298.00; the lowest we recorded was $198.00, on October 5, 2026.
The middle price across the 51 days we have watched it, counting the days a limited-time deal was running, was $298.00. That is $1.99 less than today. It reached $198.00 at least once in that time, and the high was $299.99.
This describes the prices we recorded. It is not a forecast of where this one goes next.
Price at AmazonVerified
Price history since September 13, 2026 (51 days)
One line: the best price any tracked retailer charged, per day.
Lightning or limited-time deal
Shaded stretches are sales, from our calendar.
| Price | Now | Lowest | Highest | Usual | Average | Days recorded |
|---|---|---|---|---|---|---|
| New | $299.99 | $198.00 on Oct 5 | $299.99 on Sep 27 | $298.00 | $278.23 | 51 |
- 30 days
- $198.00 on Oct 5
- All time
- $198.00 on Oct 5
Next time, from Amazon: change amazon.com to basketprice.com in a product’s address. This one is basketprice.com/dp/B09SQWQ4TC.
Sales events
Next on the calendar: Black Friday, likely November 19–30. We keep checking this price through it and report here what it did.
Waiting for a sale? How often prices for speakers move, and how far they swing, beside every other category we track.
Has Sony HT-S400 2.1ch Soundbar dropped in price?
- No: $101.99 more than the $198.00 it cost on October 5, 2026: this price went up, not down.
- Below its usual $298.00 on 15 of the 51 days we have watched it here, in 2 separate stretches; the lowest, $198.00, held from October 5, 2026 to October 11, 2026.
Computed from our own checks at Amazon as of November 2, 2026. No line here uses a price a retailer told us about.
Where to buy
- Held for
- 18d
- Their 51-day low
- $198.00
- Checked
- 2h ago
Prices checked at least every 20 hours; “held for” is how long that retailer has been charging this price. How we check prices.
We earn a commission on purchases. It never affects our rankings.
What it is
7 attributes, in the retailer’s own words. We record the prices; these we only pass on.
- Size
- 9.50
- Color
- Black
- Weight
- 16.1 pounds
- Dimensions
- 35.43 × 15.83 × 12.99 inches
- Model
- HT-S400
- Released
- April 2022
- Warranty
- 1 year
Cheaper in Speakers, and what changes
Things we track on the same shelf for at least 10% less than $299.99, with the attributes the retailers describe differently. Their words, not our judgement: we record prices, we do not test products.
SonyHT-S40R 5.1ch Home Theater Soundbar$248.00 at Amazon $51.99 lessReleased: August 2021 instead of April 2022
SonyCS Speaker, SS-CS8M2 2-Way 3-Driver Center Channel Speaker$248.00 at Amazon $51.99 lessWeight: 12.25 pounds instead of 16.1 poundsDimensions: 16.93 × 8.66 × 5.75 inches instead of 35.43 × 15.83 × 12.99 inches
SonySSCS5 3-Way 3-Driver Bookshelf Speaker$228.00 at Amazon $71.99 lessSize: 3-way Bookshelf Speaker instead of 9.50Weight: 19.9 pounds instead of 16.1 pounds
Every change we recorded at Amazon
Every row is a price we saw change. We write one only when a price actually moves, so a gap here means the price held.
| When | Price | Change |
|---|---|---|
| · 18d ago | $299.99 | +$1.99 |
| · 20d ago | $298.00 | −$1.99 |
| · 21d ago | $299.99 | +$100.00 |
| · 21d ago | $199.99 | +$1.99 |
| · 28d ago | $198.00 | −$60.00 |
| · 35d ago | $258.00 | −$41.99 |
4 older changes
| When | Price | Change |
|---|---|---|
| · 36d ago | $299.99 | +$1.99 |
| · 49d ago | $298.00 | +$68.01 |
| · 49d ago | $229.99 | +$1.99 |
| · 50d ago | $228.00 | first seen |
Others we track in Speakers
See all Speakers prices
$299.99
at Amazon · we earn a commission