Keter Factor 6x3 Shed vs Keter Signature 7x7 Shed

Last updated: November 9, 2026

The Keter Factor 6x3 Shed rates 2.8 among small outdoor storage sheds; the Keter Signature 7x7 Shed rates 2.8 among medium ones. The Keter Factor 6x3 Shed costs $795.26 less ($524.73 vs $1,319.99).

Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Keter Factor 6x3 Shed vs Keter Signature 7x7 Shed

Scores side by side

These two sit in different size classes (small and medium), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.

Factor weightKeter Factor 6x3 ShedKeter Signature 7x7 Shed
Overall rating2.8/52.8/5
Value 35%22 $29.15 per sq ft, $4.77 per cu ft ($524.73)15 $26.94 per sq ft ($1,319.99)
Size 15%8 18 sq ft of floor51 49 sq ft of floor
Construction 20%85 steel-reinforced resin70 composite panels
Features 20%45 windows or skylights, vents45 windows or skylights, vents
Warranty 10%29 5-year warranty0 warranty not published, scored as none

Specifications

Keter Factor 6x3 ShedKeter Signature 7x7 Shed
Size
Footprint6 x 3 ft7 x 7 ft
Floor area18 sq ft49 sq ft
Capacity110 cu ft-
Build
MaterialResinComposite
ConstructionSteel-reinforced resinComposite panels
Doors and features
Double doors-Yes
Windows or skylightsYesYes
VentsYesYes
Other
Warranty5 years-

All outdoor storage shed comparisons →