Which is bigger, the Eight Eighty-Five Duo or the Nine Forty-Five Duo?

The Nine Forty-Five Duo is bigger at 945 sq ft, compared to 885 sq ft for the Eight Eighty-Five Duo.

Which costs less, the Eight Eighty-Five Duo or the Nine Forty-Five Duo?

The Eight Eighty-Five Duo is the lower-priced option at $399,000, which includes a permitting budget along with plans, foundation, and delivery, compared to $419,000 for the Nine Forty-Five Duo. Exact permit costs are set by your city or county and confirmed in your feasibility study.

When should I choose the Eight Eighty-Five Duo over the Nine Forty-Five Duo?

Choose the Eight Eighty-Five Duo if you want a comfortable 2-bedroom, 1-bath home suited to multigenerational living at a lower price point.

When should I choose the Nine Forty-Five Duo over the Eight Eighty-Five Duo?

Choose the Nine Forty-Five Duo if you want the most home for the money, with a little extra square footage for a growing or value-focused family.

Two-Bedroom ADUs, L-Shaped Layout

Eight Eighty-Five Duo vs Nine Forty-Five Duo

The Eight Eighty-Five Duo gives you 885 square feet, 2 bedrooms, and 1 bathroom for $399,000. The Nine Forty-Five Duo gives you 945 square feet, the same 2 bedrooms and 1 bathroom, for $419,000. Both build in about 6 months on the same L-shaped layout, so this comparison really comes down to how much extra breathing room is worth to you.

At a Glance

	Eight Eighty-Five Duo	Nine Forty-Five Duo
Size	885 sq ft	945 sq ft
Bed / Bath	2 Bed / 1 Bath	2 Bed / 1 Bath
All-Inclusive Price*	$399,000	$419,000
Typical Delivery	6 months	6 months
Footprint Shape	L-shaped	L-shaped
Best For	Comfortable family living, multigenerational households.	Value-focused families, the most home for the money.

*Includes a permitting budget, not final permit costs. Permits and property-specific site work (septic, retaining walls, etc.) vary by property and are confirmed in your feasibility study. Every price also includes plans, foundation, the factory build, delivery, utility hookups, appliances, and final inspection.

Where the Eight Eighty-Five Duo Wins

Pick the Eight Eighty-Five Duo for this.

● 885 sq ft at $399,000, the lower-cost entry into this 2-bed, 1-bath L-shaped layout
● Built for comfortable family living and multigenerational households
● Same 6-month timeline as the larger option, without the extra cost

Where the Nine Forty-Five Duo Wins

Pick the Nine Forty-Five Duo for this.

● 945 sq ft at $419,000, 60 more square feet for a modest price difference
● Built for value-focused families who want the most home for the money
● Same 2 beds, 1 bath, and L-shaped layout, just more room to spread out

The Honest Verdict

How to actually decide.

If your household or your renters can live comfortably in 885 square feet, the Eight Eighty-Five Duo gets you there for less. If you want a bit more separation between bedrooms and living space, or you're planning ahead for a growing family, the extra 60 square feet in the Nine Forty-Five Duo is a modest step up in price for real everyday room.

Choose the Eight Eighty-Five Duo if: Choose the Eight Eighty-Five Duo if you want a comfortable 2-bedroom, 1-bath home suited to multigenerational living at a lower price point.
Choose the Nine Forty-Five Duo if: Choose the Nine Forty-Five Duo if you want the most home for the money, with a little extra square footage for a growing or value-focused family.

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Still Deciding?

See which one actually fits your lot: the Eight Eighty-Five Duo or the Nine Forty-Five Duo.

Every property is different. Tell us your lot size, budget, and what you need the space for, and a real person on our team will tell you which model works, plus your exact price with permitting and site work factored in.

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