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PREMIUM ITEM

CHEAPER REPLACEMENT(S)

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Premium Kettle

PREMIUM ITEM: Premium Kettle (5 Lifespan )

CHEAPER REPLACEMENT(S): Cheap Kettle, Water Cooler (3, 3 Lifespan )

Premium kettle that lasts vs. 2 cheap kettles + a separate water cooler

Premium Mattress

PREMIUM ITEM: Premium Mattress (9 Lifespan )

CHEAPER REPLACEMENT(S): Cheap Mattress, Mattress Topper (4, 4 Lifespan )

One quality mattress vs. cheap mattress + replacing toppers

Flagship Phone

PREMIUM ITEM: Flagship Phone (3 Lifespan )

CHEAPER REPLACEMENT(S): Mid-range Phone, Phone Case (2.5, 1.5 Lifespan )

Flagship phone kept 3 yrs vs. mid-range phone replaced every 18 months + cases

Premium Faucet

PREMIUM ITEM: Premium Faucet (10 Lifespan )

CHEAPER REPLACEMENT(S): Cheap Faucet, Filter Cartridge (5, 0.5 Lifespan )

Premium faucet lasting a decade vs. cheap faucet + filter cartridges

Blank Start

PREMIUM ITEM: Blank Start (— Lifespan )

CHEAPER REPLACEMENT(S): (— Lifespan )

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Lifespans are typical consumer averages from public sources — every field is editable. The math never changes; only your inputs do.