Shark PowerDetect Self-Empty Robot Vacuum, Black, AV2820S

Home · sold by Amazon.com · ★ 4.1 (3,882 reviews at Amazon)

Watching for a drop

$399.99 at Amazon; it usually sells for $549.99. Since Jul 20 it has ranged from $399.99 to $549.99.

Black Friday 2025 at Amazon: $549.99Lower than last Black Friday

View at Amazon ↗ Open in RestockR Deals Price checked Oct 18, 2026, 5:42 AM ET

Price history, last 90 days

$400$500 Usual $549.99Deal $439.99

Now $399.99 · lowest $399.99 (Oct 18) · highest $549.99 (Jul 20) since Jul 20.

Price changes (2)

Changed	Price	Stock
Oct 18, 2026, 3:10 AM ET	$399.99	In stock
May 30, 2026, 5:18 AM ET	$549.99	In stock

Lowest price yet

$499.99usually $499.99

Price as of Oct 18, 2026, 5:22 AM ET

−25%Price cut

$299.99usually $399.99

Price as of Oct 18, 2026, 5:23 AM ET

−54%Price cut

$299.99usually $649.99

Price as of Oct 18, 2026, 5:06 AM ET

−27%Price cut

$399.99usually $549.99

Price as of Oct 18, 2026, 5:13 AM ET

−33%Lowest price yet

$399.99usually $599.99

Price as of Oct 18, 2026, 5:06 AM ET

−56%Price cut

$199.99usually $449.99

Price as of Oct 18, 2026, 5:21 AM ET