Dimension
Murabaha
Musharakah (Diminishing)
Contract type
Sale: financier buys, marks up, resells
Partnership: financier and buyer co-own, buyer buys out over time
Risk sharing
Brief financier ownership; risk passes at second sale
Genuine ongoing co-ownership; financier shares property risk
Total cost
Fixed at signing; flat installments
Comparable to conventional at same rate; rent declines as buyer share grows
Markup nature
Profit on real asset transaction
Rent on financier share + buyout payments
AAOIFI standard
No. 8 (Murabaha)
No. 12 (Musharakah)
Default treatment
Buyer is sole owner; financier pursues remaining markup as debt
Recourse structured around the partnership; varies per contract
Documentation
Simpler; closer to conventional
More complex; partnership agreement plus rental schedule