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

The Nine Forty-Five Duo is bigger at 945 sq ft, compared to 749 sq ft for the Seven Forty-Nine.

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

The Seven Forty-Nine is the lower-priced option at $369,000, 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 Seven Forty-Nine over the Nine Forty-Five Duo?

Choose the Seven Forty-Nine if you want two-household living, privacy for parents, or a premium rental unit without the largest footprint.

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

Choose the Nine Forty-Five Duo if you're a value-focused family who wants the most home for the money.

Two Bedroom ADUs, Compact to Family Size

Seven Forty-Nine vs Nine Forty-Five Duo

The Seven Forty-Nine is a 749 square foot, 2 bedroom, 1 bathroom ADU priced at $369,000 with a 5 to 6 month build timeline. The Nine Forty-Five Duo is a 945 square foot, 2 bedroom, 1 bathroom ADU priced at $419,000 with a 6 month timeline. Both use Framework First's efficient L-shaped layout, so the real question is how much extra room you want and what you're willing to put toward it.

At a Glance

	Seven Forty-Nine	Nine Forty-Five Duo
Size	749 sq ft	945 sq ft
Bed / Bath	2 Bed / 1 Bath	2 Bed / 1 Bath
All-Inclusive Price*	$369,000	$419,000
Typical Delivery	5–6 months	6 months
Footprint Shape	L-shaped	L-shaped
Best For	Two-household living, parents who want privacy, premium rentals.	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 Seven Forty-Nine Wins

Pick the Seven Forty-Nine for this.

● Two-household living with real privacy
● L-shaped layout in a smaller footprint
● Premium rental potential at a lower price

Where the Nine Forty-Five Duo Wins

Pick the Nine Forty-Five Duo for this.

● More livable square footage overall
● Same L-shaped layout, built for families
● The most home for the money

The Honest Verdict

How to actually decide.

If privacy and a tighter footprint matter more than extra square footage, the Seven Forty-Nine gets you there for less. If you want the most livable space for the money and don't mind a higher price and a bit more build time, the Nine Forty-Five Duo is the better fit.

Choose the Seven Forty-Nine if: Choose the Seven Forty-Nine if you want two-household living, privacy for parents, or a premium rental unit without the largest footprint.
Choose the Nine Forty-Five Duo if: Choose the Nine Forty-Five Duo if you're a value-focused family who wants the most home for the money.

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Small Lots, Entry Models Four Fifty vs The 405 Studio Efficiency or a Real Bedroom? → Studio vs One Bedroom Four Fifty vs Five Five Five A Studio to Start, or a Real Bedroom? → One Bedroom, Two Sizes The 405 vs Five Five Five A Cozy Bedroom or Room to Breathe? → One Bed, One Bath, Two Sizes Five Five Five vs Six Sixty More Room to Breathe, or the All-Rounder Everyone Picks? → Same Footprint, One Bed or Two Six Sixty vs Six Sixty Duo One Bedroom or Two, Same 660 Square Feet? → Two Bedroom ADU Comparison Six Sixty Duo vs Seven Forty-Nine Compact and Efficient, or More Room to Spread Out? →

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Still Deciding?

See which one actually fits your lot: the Seven Forty-Nine 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.

A shortlist of which models actually fit your lot
Honest flags on anything property-specific, like slope or septic
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Once you submit, a real person on our team reviews your property and follows up within 1 to 2 business days to book your free 30-minute call. No call center, no drip campaign, just a conversation.

After we review your property, we'll invite you out to the factory, or send a member of our team to you, whichever fits your schedule better.

Building more than one? If you're a real estate developer or investor planning multiple units, let us know in the form. We offer better pricing at volume.

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