Product Score Product Score
Knife Sharpener Electric TAIDEA Electric Diamond Knife Sharpener New Upgrade Sharpening System Have Polishing Grit 360/6
Product scorecard

Knife Sharpener Electric TAIDEA Electric Diamond Knife Sharpener New Upgrade Sharpening System Have Polishing Grit 360/600/1000# Professional Sharpeners

52 / 100
Opportunity Score
Test cautiously
Scored Nov 03, 2026
View supplier on AliExpress

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Supplier price
$43.44
Suggested retail
$108.60
Break-even CAC
$58.45
Lifetime orders
566
Score breakdown

How this product scored on each dimension

Each dimension is rated 1–4 and converted to 0–100. Demand and competition come from catalog data; the rest are AI rubric ratings.

Demand

Catalog data
3/4
66.7 / 100

Computed from 566 lifetime orders (500+ orders tier).

Problem solving

AI rubric
3/4
66.7 / 100

Rated 3/4 on the problem solving rubric.

Video potential

AI rubric
3/4
66.7 / 100

Rated 3/4 on the video potential rubric.

Impulse purchase

AI rubric
2/4
33.3 / 100

Rated 2/4 on the impulse purchase rubric.

Differentiation

AI rubric
2/4
33.3 / 100

Rated 2/4 on the differentiation rubric.

Dropshipping suitability

AI rubric
2/4
33.3 / 100

Rated 2/4 on the dropshipping suitability rubric.

Competition

Catalog data
3/4
66.7 / 100

Computed from how many near-identical listings appeared in the same research.

Product risk

AI rubric
2/4
33.3 / 100

Rated 2/4 on the product risk rubric.

Ad creative potential

AI rubric
2/4
33.3 / 100

Rated 2/4 on the ad creative potential rubric.

What the dimensions mean →

Unit economics

Can this product pay for its customers?

Profit calculator

Supplier cost
$43.44
Fees & returns allowance
$6.71
Break-even CAC
$58.45
Profit per order after ads
$48.95
Net margin
45.1%

Defaults: retail = supplier price × 2.5x, ad cost = US TikTok benchmark. Shipping assumed included in the supplier price.

Meta

Benchmark CAC $14.00

$44.45
headroom per order

TikTok

Benchmark CAC $9.50

$48.95
headroom per order

Google Shopping

Benchmark CAC $17.50

$40.95
headroom per order

Headroom = break-even CAC minus the channel's benchmark. Positive means the product can afford that channel at the default price. What is break-even CAC?

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