Categories/Air Purifiers/Honeywell Air Purifier, HPA5100B, 900 sq ft, HEPA Filter, Allergen+ Plus, Smoke, Pollen, Dust Reducer
critical

Buy-box price is 30.9% below MSRP and a 3P seller controls the listing

Honeywell Air Purifier, HPA5100B, 900 sq ft, HEPA Filter, Allergen+ Plus, Smoke, Pollen, Dust Reducer

Honeywell Air Purifier, HPA5100B, 900 sq ft, HEPA Filter, Allergen+ Plus, Smoke, Pollen, Dust Reducer

Honeywell·
ID 178637873

The Honeywell Air Purifier, HPA5100B, 900 sq ft, HEPA Filter, Allergen+ Plus, Smoke, Pollen, Dust Reducer was tracked for 22 day(s). During this period, the Buy Box price ranged from $110.49 to $129.99 against an MSRP/MAP of $159.99. The product's pricing health is currently flagged as critical.

Tracked 24 days · past 30-day window
Last updated Sep 30, 2026

Price Overview

FLOOR PRICE ($)

$110.49

MAX PRICE ($)

$129.99

AVG PRICE ($)

$116.67

EROSION (%)

30.94%

MSRP/MAP ($)

$159.99

Price erosion from MSRP
Severe30.94% below MSRP
MinimalModerateSevere

The product hit a low of $110.49, following a peak of $129.99 during the tracking period. Compared to its MSRP of $159.99, the floor price reflects a severe variance of 30.94% erosion.

Tracking window: Sep 9, 2026 – Sep 30, 2026

Buy box distribution

73%3P
1P · 1 seller, 27% share3P · 4 sellers, 73% share
Sellers won
3 of 5tracked sellers
Changed hands
4 timesover 22 days
SellerConditionPrice vs MSRPBuy box daysErosion
3PTheValue shop· Top
New
$110.49
−$49.50 below MSRP
14d (64%)
30.94%
1PWalmart.com
New
$129.99
−$30.00 below MSRP
6d (27%)
18.75%
3PKME EXPRESS
New
$119.99
−$40.00 below MSRP
2d (9%)
25.00%
3PEveryday Savings Hub
New
$124.99
−$35.00 below MSRP
0d (0%)
21.88%
3PPrime National Distribution
New
$159.99
at MSRP
0d (0%)
0.00%
Erosion severity: green under 10%, yellow 10–20%, red above 20%

The Buy Box for Honeywell Air Purifier, HPA5100B, 900 sq ft, HEPA Filter, Allergen+ Plus, Smoke, Pollen, Dust Reducer is primarily held by TheValue shop (3P) with a 64% share, winning the Buy Box for 14 out of 22 tracked days. Only 3 of 5 total sellers have won the Buy Box.

Seller density vs. price erosion

Buy-box priceActive sellersMSRP $159.99
Peak seller pressure4 sellers on Sep 9Highest count during tracking window
Price impact at peak−$49.50$159.99 → $110.49
Price trendRecoveringBased on trailing 30 days
Seller proliferation→ Stable0.0/day avg · 0 net

Buy-box price fell to a floor of $110.49 before recovering to $119.99. It entered the period already $49.50 below MSRP ($159.99), before any crowding pressure arrived. Seller count peaked at 4 on 09/09 — adding +0 net sellers over the full period. Seller count has held steady even as prices shifted.

Seller churn and influx

Comparing sellers before Sep 28 vs last 3 days of 22-day tracking period

1 persistent 3P seller actively cutting prices — driving ongoing erosion.

1 3P seller exited the listing — channel cleanup signal.

1 seller exited with no new entrants — competitive pressure easing.

New entrants (0)

No new sellers in recent period

Exited (1)
Persistent (4)

Key Findings

critical
Price Erosion

$49.50

Severe30.9% below MSRP

Severe erosion — floor is $49.50 (30.9%) below MSRP; the product is well below its intended price point and brand integrity is at risk.

Seller Activity

4 3P Sellers

Crowded1 exited

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

Buy Box

TheValue shop

Hijacked3P · 14 wins

TheValue shop (3P) dominates the buy box with 14 wins at $110.49, 30.9% below MAP — though pressure is easing.

Recommended Actions
1

Immediate pricing intervention required — The lowest price has dropped to $110.49, which is 30.9% below MSRP ($159.99).

2

Monitor buy-box ownership daily — 3P sellers captured 72.7% of buy-box snapshots across the tracking period.

3

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

4

Escalate directly with Walmart — The lowest price has dropped to $110.49, which is 30.9% below MSRP ($159.99).

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