Which is better for a one-acre yard?

Both decks are 42 inches, so either handles an acre. The Troy-Bilt is rated for up to 4 acres and costs less, which makes it the easier pick for a one-acre lawn.

Is the Toro worth about $1,900 more?

Only if dealer service and the Smart Speed and step-through features matter to you. The Troy-Bilt has the larger engine and a longer stated warranty at a much lower price.

Which has more power?

The Troy-Bilt. Its Kohler 725cc twin is rated 22 hp, against 15.5 hp from the Toro's 500cc Briggs & Stratton.

The Troy-Bilt backs its frame with a limited lifetime warranty and the mower with 3 years. The Toro's warranty is not stated in the listing, so compare the paperwork before buying.

Do both mulch and bag?

The Toro lists side discharge, bagging and mulching, but the mulch kit is sold separately. The Troy-Bilt listing does not detail bagging or mulching, so confirm with the store.

Which is easier to service?

The Toro, because Toro says it has over 3,000 servicing dealers in the US and Canada. The Troy-Bilt listing names no comparable network.

Toro TimeCutter 42-Inch Zero-Turn Riding Lawn Mower vs Troy-Bilt Mustang 42 in. 547 cc Gas Zero-Turn Mower

The Troy-Bilt Mustang Z42 is the better value for most shoppers. It costs $3,299 at Home Depot as of November 4, 2026, versus $5,189.99 at Zoro for the Toro TimeCutter 42 as of November 4, 2026. The Toro has a stronger dealer network and a proven commercial-style drive, but the Troy-Bilt's bigger Kohler engine and lower price win for typical homeowner mowing.

Today the Troy-Bilt Mustang 42 in. 547 cc Gas Zero-Turn Mower costs $1,890.99 less at its best price.

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