Categories/Air Purifiers/WINIX 5510 Air Purifier for Home Large Room Up to 1881 Ft in 1 Hr, True HEPA with WiFi

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walmart.comID 15906851492
WINIX 5510 Air Purifier for Home Large Room Up to 1881 Ft in 1 Hr, True HEPA with WiFi

WINIX 5510 Air Purifier for Home Large Room Up to 1881 Ft in 1 Hr, True HEPA with WiFi

Winix

The WINIX 5510 Air Purifier for Home Large Room Up to 1881 Ft in 1 Hr, True HEPA with WiFi was tracked for 30 day(s). During this period, the Buybox price ranged between Buy box price ranged from $123.49 to $249.99 against an MSRP/MAP of $249.99. The product's pricing health is currently flagged as critical.

Showing Results for Past 31 days
Last updated Jul 31, 2026
Price Overview
Severe erosion

FLOOR PRICE ($)

$123.49

MAX PRICE ($)

$249.99

AVG PRICE ($)

$195.29

SEVERE EROSION

50.60%

MSRP/MAP ($)

$249.99

Price erosion from MSRP50.60% below MSRP
Jul 1, 2026Jul 31, 2026

The product is currently selling at $179.99, following a peak of $249.99 during the tracking period. Compared to its MSRP of $249.99, the current price reflects a severe variance of 28.0% erosion.

Buy Box Distribution

Buy Box Share

1P70% · 21d
3P30% · 9d

1P leads with 70% of Buy Box days

1P 1 seller3P 3 sellers
Seller
Condition
Current Price ($)
Buy Box Days
Erosion (%)
1PWalmart.com· Top
New
$179.99
−$70.00
21(70%)
28.00%
3PSylvane
New
$249.99
+$0.00
5(17%)
0.00%
3PFour Axis
New
$222.99
−$27.00
3(10%)
10.80%
3PAGF STORE
New
$229.50
−$20.49
1(3%)
8.20%
The Buy Box for WINIX 5510 Air Purifier for Home Large Room Up to 1881 Ft in 1 Hr, True HEPA with WiFi is primarily held by Walmart.com (1P) with a 70% share, winning the Buy Box for 21 out of 30 tracked days. All 4 of 4 total sellers have won the Buy Box.
Seller Density vs. Price Erosion
Buy-box priceActive sellers (scaled)MSRP $249.99

Peak Seller Pressure

3 sellers on Jul 1

Price Trend

Eroding

Seller Proliferation

→ Stable

-0.03/day avg · -1 net

Peak +1 on 07/07

Buy-box price declined from $229.50 to $179.99 — a $49.51 drop over 30 days. It entered the period already $20.49 below MSRP ($249.99), before any crowding pressure arrived. Seller count peaked at 3 on 07/01, easing off since — adding -1 net seller over the full period. The crowding was short-lived — sellers came in, didn't find enough margin to stay, and pulled back.

Seller Churn and Influx

Comparing sellers before Jul 29 vs last 3 days of 30-day tracking period

Watchlist

  • 2 sellers exited with no new entrants — competitive pressure may be easing.
New Entrants (0)

No new sellers in recent period.

Exited (2)
3PFour Axis

Last Jul 4 · $222.99 · 3 Buy Box Wins

3PAGF STORE

Last Jul 3 · $229.50 · 1 Buy Box Wins

Persistent (2)
1PWalmart.com

21d · avg $177.30 · 21 Buy Box Wins · ↑ rising

3PSylvane

18d · avg $249.99 · 5 Buy Box Wins · stable

New Entrants — Sellers who appeared for the first time in the recent period.Exited — Sellers active earlier but absent in the recent period.Persistent — Sellers present throughout both the early and recent periods.
Key Findings
critical
Price Erosion

$126.50

Severe · 50.6% below MSRP

Severe erosion — floor is $126.50 (50.6%) below MSRP; the product is well below its intended price point and brand integrity is at risk.

Seller Activity

3 3P sellers

Crowded · 2 exited

3 third-party sellers active — channel showing crowding pressure, exits outnumbering arrivals.

Buy Box

Walmart.com

1P · 21 wins · $179.99

Walmart.com (1P) dominates the buy box with 21 wins at $179.99, 28.0% below MAP — though pressure is easing.

Recommended Actions
1

Immediate pricing intervention required — The lowest price has dropped to $123.49, which is 50.6% below MSRP ($249.99).

2

Monitor buy-box ownership daily — 3P sellers captured 30.0% of buy-box snapshots across the tracking period.

3

Prioritise enforcement action against Sylvane, the highest-frequency 3P buy-box winner.

4

Escalate directly with Walmart — The lowest price has dropped to $123.49, which is 50.6% below MSRP ($249.99).