How much does UMP-45 | K.O. Factory (Well-Worn) cost?

The lowest price is $3.60 on CS.MONEY; the highest we track is $5.91. That is a 64% spread between markets.

What is the float range of Well-Worn?

From 0.38 to 0.45. The skin's full range is 0–1.

Where is UMP-45 | K.O. Factory (Well-Worn) cheapest to buy?

Right now the best price is on CS.MONEY at $3.60. We compare 9 marketplaces plus Steam; prices refresh automatically.

How much can I get for UMP-45 | K.O. Factory (Well-Worn) instantly?

Selling into the buy order on BUFF163 nets $3.74 after the 3% fee.

How much would listing it for sale bring?

The best market is Steam: $5.91 list price, $5.14 net after fees.

Which case does UMP-45 | K.O. Factory drop from?

From the Fever Case, Classified tier. The tier odds are 3.2%, with 3 items in the tier — roughly 1.1% for this exact skin.

Can I get UMP-45 | K.O. Factory (Well-Worn) via a trade-up contract?

Yes. Our database has 4 contract(s) with this outcome. The best one costs $3.88 in inputs with a 33.3% chance.

Is the UMP-45 | K.O. Factory (Well-Worn) price going up or down?

Over the last 91 days it fell by 8.2%. Low $3.45 (2026-08-01), high $4.29 (2026-09-07), based on 3159 price samples.

What floats are currently listed?

323 live listings: floats from 0.3801 to 0.4492, median 0.4180. 56 of them are below 0.397.

CS2Price › UMP-45 | K.O. Factory › UMP-45 | K.O. Factory (Well-Worn)

UMP-45 | K.O. Factory (Well-Worn)

UMP-45 | K.O. Factory (Well-Worn) is a Classified CS2 skin from the Fever Case, float 0.38–0.45. Tracked on 9 markets: cheapest at $3.60 (CS.MONEY), highest at $5.91, a 64% spread.

UMP-45ClassifiedWell-Worn

All prices & listings →

$3.60cheapest · CS.MONEY

64%spread between markets

$3.74instant sell · BUFF163

$5.14net when listed · Steam

The misunderstood middle child of the SMG family, the UMP45's small magazine is the only drawback to an otherwise versatile close-quarters automatic. This custom paint job is inspired by old animation cartoons. Swing and a miss!

Where to buy UMP-45 | K.O. Factory (Well-Worn) cheapest

#	Market	Price
1	CS.MONEY	$3.60
2	CSFloat	$3.61
3	Skinport	$3.78
4	BUFF163	$3.81
5	LIS-SKINS	$3.99
6	Waxpeer	$4.07
7	Market.CSGO	$4.12
8	YouPin898	$4.26
9	Steam	$5.91

Full comparison with history, live listings and a float filter — on the UMP-45 | K.O. Factory (Well-Worn) comparison page.

Sell instantly: buy orders

Market	Order	You receive
BUFF163	$3.84	$3.74
Market.CSGO	$3.62 × 532	$3.44

"You receive" is net of the marketplace fee.

Where it drops from

From the Fever Case case, Classified tier. Tier odds: 3.2%; 3 item(s) in the tier, so roughly 1.1% for this exact one. The case costs about $0.50, the key $2.84.

How to get it via trade-up

Our database has 4 trade-up contract(s) with this outcome. Best one: inputs cost $3.88, chance 33.3%, The Fever Collection collection.

Price history

-8.2%over 91 days

$3.45low · 2026-08-01

$4.29high · 2026-09-07

3,159price samples

Other wears and versions

Factory New — $10.80 Minimal Wear — $4.86 Field-Tested — $3.75 Battle-Scarred — $3.43 StatTrak™ Factory New — $19.86 StatTrak™ Minimal Wear — $7.22 StatTrak™ Field-Tested — $4.78 StatTrak™ Well-Worn — $4.57 StatTrak™ Battle-Scarred — $3.99

All UMP-45 | K.O. Factory wears on one page →

All listings & prices in the app

FAQ

How much does UMP-45 | K.O. Factory (Well-Worn) cost?: The lowest price is $3.60 on CS.MONEY; the highest we track is $5.91. That is a 64% spread between markets.
What is the float range of Well-Worn?: From 0.38 to 0.45. The skin's full range is 0–1.
Where is UMP-45 | K.O. Factory (Well-Worn) cheapest to buy?: Right now the best price is on CS.MONEY at $3.60. We compare 9 marketplaces plus Steam; prices refresh automatically.
How much can I get for UMP-45 | K.O. Factory (Well-Worn) instantly?: Selling into the buy order on BUFF163 nets $3.74 after the 3% fee.
How much would listing it for sale bring?: The best market is Steam: $5.91 list price, $5.14 net after fees.
Which case does UMP-45 | K.O. Factory drop from?: From the Fever Case, Classified tier. The tier odds are 3.2%, with 3 items in the tier — roughly 1.1% for this exact skin.
Can I get UMP-45 | K.O. Factory (Well-Worn) via a trade-up contract?: Yes. Our database has 4 contract(s) with this outcome. The best one costs $3.88 in inputs with a 33.3% chance.
Is the UMP-45 | K.O. Factory (Well-Worn) price going up or down?: Over the last 91 days it fell by 8.2%. Low $3.45 (2026-08-01), high $4.29 (2026-09-07), based on 3159 price samples.
What floats are currently listed?: 323 live listings: floats from 0.3801 to 0.4492, median 0.4180. 56 of them are below 0.397.

Collection

Prices updated: 5 min ago · 10/23/2026, 2:37:21 PM

Prices are aggregated from 11 marketplaces into our own database and refresh automatically; USD values are converted from RUB at the current central-bank rate. CS2Price does not sell items — we compare prices and compute profitable trade-up contracts. Not affiliated with Valve.