Zero turn vs lawn tractor comes down to time against versatility. With 42-inch decks, a 7 mph zero-turn mows an acre in about 25 minutes and a 5.5 mph tractor in about 32. Tractors tow more, take snow attachments and cost $600 to $1,100 less.
We read the zero turn vs lawn tractor question in the makers’ own operator’s manuals, and the hill advice most guides give does not hold up as one rule. John Deere gives its S100-series tractors and its Z300-series zero-turns the same 13-degree slope limit, then tells you to mow up and down on the tractor and across the slope on the zero-turn. Husqvarna caps its Z248F zero-turn at 10 degrees but its TS 120 tractor at 15, while Cub Cadet allows 15 on both. The table below puts 10 current models side by side with dated prices.
Speed is the zero-turn’s real advantage, and it is smaller than dealer blogs suggest. At the same 42-inch deck, 7 mph against 5.5 mph cuts seat time by 21 percent, not half. Power source is a separate decision, covered in our electric vs gas lawn mower comparison; this page compares the two gas riding layouts.
Zero turn vs lawn tractor: 10 models compared
Every number in this table comes from the maker’s manual or spec page, or from a named listing on Nov. 12, 2026. Lever-steer zero-turns in the sample list at $2,999 to $3,799 for a 42-inch deck and lawn tractors at $2,199 to $2,999, so within one brand the zero-turn costs $600 (Cub Cadet Ultima Z1) to $1,100 (Husqvarna) more. Per inch of deck, that is $52 to $71 for the tractors and $71 to $90 for the 42-inch lever-steer zero-turns.
| Model | Type | Deck | Top forward speed | Minutes per acre at 80% efficiency | Slope limit in the manual | Slope direction rule | Price, Nov. 12, 2026 | Price per deck inch | Source |
|---|---|---|---|---|---|---|---|---|---|
| John Deere S120 | Lawn tractor | 42 in | 5.5 mph | 32.1 | 13° (10° with attachments) | Up and down | $2,999 (dealer listings (LandPro, Koenig)) | $71 | Manual; spec page |
| Cub Cadet XT1 LT42 IntelliPOWER | Lawn tractor | 42 in | 5.5 mph | 32.1 | 15° | Up and down | $2,399 (Cub Cadet MSRP) | $57 | Manual; spec page |
| Husqvarna TS 120 42″ | Lawn tractor | 42 in | 5.2 mph | 34.0 | 15° | Up and down | $2,499 (Husqvarna MSRP) | $60 | Manual; spec page |
| Craftsman T110 | Lawn tractor (7-speed gear) | 42 in | Not published | n/a | 15° | Up and down | $2,199 (Lowe’s listing) | $52 | Manual; spec page |
| John Deere Z320R | Zero-turn | 42 in | 7 mph | 25.3 | 13° (10° with attachments) | Across | $3,799 (dealer listing (Sydenstricker Nobbe)) | $90 | Manual; spec page |
| Cub Cadet ZT1 42 | Zero-turn | 42 in | 7 mph | 25.3 | 15° | Across | $3,429 (Cub Cadet MSRP) | $82 | Manual; spec page |
| Cub Cadet Ultima Z1 42 | Zero-turn | 42 in | 7 mph | 25.3 | 15° (maker page) | Not checked | $2,999 (Cub Cadet MSRP) | $71 | Manual; spec page |
| Husqvarna Z248F | Zero-turn | 48 in | 6.5 mph | 23.8 | 10° | Up and down | $3,599 (Husqvarna MSRP (Special Edition)) | $75 | Manual; spec page |
| Toro TimeCutter 42″ (75742) | Zero-turn | 42 in | 7 mph | 25.3 | 15° | No direction rule | $3,699 (dealer listing (Russo Power Equipment)) | $88 | Manual; spec page |
| Cub Cadet Ultima Z2 42S | Steering-wheel zero-turn | 42 in | 7.5 mph | 23.6 | 20° (maker claim) | Not checked | $4,899 (Cub Cadet MSRP) | $117 | Manual; spec page |
Two rows sit outside the usual split. The Husqvarna Z248F carries a 48-inch deck, the widest here, so at 6.5 mph it is the fastest mower per acre (23.8 minutes) and also the one with the lowest slope limit. The Cub Cadet Ultima Z2 42S is a zero-turn steered with a wheel; Cub Cadet rates its Synchro-Steer models for slopes up to 20 degrees and lists them from $4,899, the most expensive 42-inch machine in the set.
How much faster is a zero-turn mower?
Mowing time follows one formula. Exmark publishes it as acres per hour = mph × cutting width in inches ÷ 124, which builds in 80 percent field efficiency for overlap and turns. Eighty percent is also the typical value for rotary mowers in the ASABE machinery table that Mississippi State Extension reproduces (range 75 to 90 percent). A 42-inch tractor at 5.5 mph covers 1.87 acres an hour; a 42-inch zero-turn at 7 mph covers 2.37.
| Mowed area | Lawn tractor, 42 in at 5.5 mph | Zero-turn, 42 in at 7 mph | Saved per mow | Saved over a 30-mow season |
|---|---|---|---|---|
| 0.5 acres | 16 min | 13 min | 3 min | 1.7 h |
| 1 acre | 32 min | 25 min | 7 min | 3.4 h |
| 2 acres | 64 min | 51 min | 14 min | 6.9 h |
| 3 acres | 96 min | 76 min | 21 min | 10.3 h |
| 5 acres | 161 min | 126 min | 34 min | 17.2 h |
On 1 acre the gap is about 7 minutes a mow, or 3.4 hours over a 30-mow season. On 5 acres it reaches 34 minutes a mow, which is where most of the time argument lives. Our lawn mowing cost guide uses the same acres-per-hour arithmetic to turn deck width into what a crew charges per acre.
- Minutes per mow
- 25
- Hours per 30-mow season
- 12.6
Minutes = acres × 5,940 ÷ (mph × deck inches × efficiency). Default: 1 × 5,940 ÷ (7 × 42 × 0.8) = 25 minutes. Top speed held the whole time; trimming and turns are extra.
The calculator default is 1 acre with a 42-inch zero-turn at 7 mph and 80 percent efficiency: 1 × 5,940 ÷ (7 × 42 × 0.8) = about 25 minutes. Switch the mower to the 5.5 mph tractor and it reads 32 minutes. Pick 75 percent for a yard broken up by beds and trees, or 90 percent for an open rectangle.
Top speed is a ceiling, not a mowing speed. Toro’s 75742 spec sheet lists 7.0 mph ground speed, 5.5 mph trim speed and 4.0 mph tow speed, and every manual in this set tells you to slow down on slopes. The zero-turn’s second time saving is turning: it pivots in place, while the Cub Cadet XT1 lists a 16-inch turning radius and the Craftsman T110 an 18-inch radius, which leaves uncut arcs to back up for or trim.
Where the “half the time” claims come from
Maker footnotes compare a 7 mph zero-turn with a 5 mph tractor, which flatters the zero-turn because the tractors in our table are rated 5.2 to 5.5 mph. Dealer pages go further with no stated basis.
| Claim | Who makes it | Basis given | Arithmetic from published speeds |
|---|---|---|---|
| A zero-turn “cuts mowing time in half” | Harris Trading Company dealer blog (#4 for this search) | None | Same 42 in deck: 21% less time at 7 vs 5.5 mph; 26% at 7 vs 5.2 mph |
| “30 to 50 percent less time” at the same deck size | Preferred Equipment dealer blog (#5) | None | 21% to 26% from speed; more only if turns and trimming are counted |
| “25% faster than a tractor” | Cub Cadet Ultima Z1 page | 42 in zero-turn at 7 mph vs 42 in tractor at 5 mph | 7 vs 5 mph is 29% less time; Cub Cadet’s own XT1 is rated 5.5 mph, which gives 21% |
| Mow 2 acres “up to 25% faster” than a tractor | Craftsman Z3200 page | 80% efficiency, 7 mph vs 5 mph | Same as above: 29% at 5 mph, 21% at 5.5 mph |
| Productivity gap 1.45 acres per hour at 60 in | Exmark, Jan. 14, 2016 | Published specs, 80% efficiency, $13,000 to $14,000 machines | Commercial machines at 60 to 72 in; not comparable to 42 in homeowner models |
Which is better on hills, a zero-turn or a lawn tractor?
By the manuals, the tractor wins at Husqvarna, ties at Deere and Cub Cadet, and the direction rule flips by brand. The CPSC riding mower fact sheet, which reproduces the safe-operation practices from ANSI/OPEI B71.1-2003, says to mow up and down slopes, not across. Deere’s and Cub Cadet’s zero-turn manuals say the opposite for their zero-turns: mow across, not up and down. Husqvarna’s Z248F manual keeps up and down.
| Maker | Lawn tractor manual | Zero-turn manual | Source pages |
|---|---|---|---|
| John Deere | 13° basic, 10° with attachments; mow up and down | 13° basic, 10° with attachments; mow across, not up and down | OMUC22642, pp. 7, 11, 12; OMUC31576, pp. 5, 10, 11 |
| Cub Cadet | 15°; mow up and down, not across | 15° (25%); mow across only, not up or down; grass catcher 10° max | 769-10973, pp. 4, 7; 769-25609A, p. 3 |
| Husqvarna | 15°; cut up and down, not side to side (TS 120) | 10°; cut up and down, not side to side (Z248F) | TS 120 (42) OM, pp. 2, 8; Z248F OM, pp. 5, 8 |
| Toro | No current lawn tractor | 15° maximum; no up-or-across rule, avoid turning on slopes | Form 3425-432 Rev C, pp. 5, 24 |
| Craftsman | 15°; do not mow across slopes (T100 series incl. T110) | Z3200 manual not obtained | 769-16711A, pp. 4, 7 |
| CPSC (all riding mowers) | Mow up and down slopes, not across | Same sheet; no separate zero-turn rule | CPSC fact sheet 588, Section II |
Steering is where the layouts really differ on a side slope. A zero-turn steers only through its two rear drive wheels; the front casters swivel freely. Toro’s TimeCutter manual warns that loss of traction to the drive wheels may result in sliding and a loss of braking and steering, so a zero-turn that starts to slip loses both at once. A tractor’s front wheels still point where you steer. Deere sets the line for both of its layouts at 10 degrees once a bagger or other attachment is fitted, because attachments increase the risk of a rollover.
Measure before you choose. Deere’s manual suggests a 4-foot board and an angle gauge; a 15-degree slope rises about 2.7 feet over 10 feet of level run, and Cub Cadet’s tractor manual rounds that to about 2-1/2 feet every 10 feet. Our guide to mowing wet grass has a drop-to-degrees table for a 10-foot tape Deere’s and Cub Cadet’s zero-turn manuals also say not to mow wet grass, because tires slip even with the brakes working.
None of the 8 residential manuals we read describes a rollover protective structure. Husqvarna’s current line offers ROPS only on its MZ 54 and MZ 61 ROPS Special Edition zero-turns, from $6,699 MSRP. CPSC estimates about 35,000 emergency-room injuries a year from riding mowers (2012 to 2014) and about 90 deaths a year (2008 to 2010), with tip-overs one of the main fatal patterns.
Slope technique for either machine, such as Toro’s rules to avoid starting, stopping or turning on a slope and to keep 2 machine widths from drop-offs, is in our guide on how to mow a lawn on a slope.
Towing, snow and attachments
This is the lawn tractor’s clearest win. Deere caps its Z300-series zero-turns at 250 lb towed and 100 lb on the tongue, and Cub Cadet’s lapbar zero-turns at 250 lb rolling weight with 50 lb on the tongue and no towing over 5 degrees. Deere’s S100 tractor manual sets the towing limit as the combined weight of the tractor, operator and ballast, which with an adult aboard is far above the zero-turns’ 250 lb.
| Machine | Towing limit | Tongue weight | Towing on slopes | Snow equipment offered |
|---|---|---|---|---|
| John Deere S100 series tractors (S120) | Combined weight of tractor, operator and ballast | Not stated | Avoid inclines over 10° | Not checked |
| John Deere Z315E to Z330R zero-turns | 250 lb (113.4 kg) | 100 lb (45.4 kg) | Avoid inclines over 10° | None in manual |
| Cub Cadet XT1 lawn tractors | Not stated as a number | Not stated | No heavy towed loads over 5° | 42 in 3-stage snow blower, plow blade, snow cab (XT1 accessory list) |
| Cub Cadet lapbar zero-turns (769-25609A) | 250 lb (113 kg) rolling weight | 50 lb (22 kg) | No towing over 5° (9%) | None listed |
| Toro TimeCutter 75742 | Hitch bracket fitted; tow speed up to 4.0 mph | Not stated | See manual | None listed |
Snow is tractor-only in this sample. Cub Cadet sells a 42-inch 3-stage snow blower, a plow blade and a snow cab for the XT1 LT42, and none of the zero-turn pages lists a snow attachment. If you would only plow a driveway a few times a winter, compare the attachment price with our figures on what snow plowing costs per push.
Price, warranty and upkeep
At Deere the zero-turn carries the longer warranty: it covers the S120 for 2 years or 120 hours and the Z320R for 3 years or 200 hours. Toro gives the TimeCutter 75742 a 3-year unlimited-hour residential warranty, and Cub Cadet lists 3 years with no hour limit on both the XT1 LT42 and the ZT1 42.
Routine service costs about the same for both layouts: posted riding-mower tune-ups run $158 to $230 in our lawn mower repair cost survey, and shops price riders and zero-turns together. Both carry 2 blades on a 42-inch deck; sharpening and balancing steps are in our guide to sharpening a lawn mower blade. A zero-turn adds 2 hydrostatic transaxles to look after, one per drive wheel; the Deere Z320R uses Hydro-Gear EZT units (OMUC31576, p. 53). The engines are the same small single and twin-cylinder gas units on both layouts, so fuel-system fixes such as our steps for cleaning a lawn mower carburetor apply to either.
Should you buy a zero-turn or a lawn tractor?
Answer the questions in order; the first yes decides it. The slope questions come first because a mower you cannot use on part of the lawn saves no time at all.
1Is any area you mow steeper than 15 degrees (about 2.7 ft of rise over 10 ft)?
YesNo lever-steer mower in this comparison is rated for it. Mow that area with a walk-behind, or look at a steering-wheel zero-turn: Cub Cadet claims 20 degrees for its Ultima ZS line.
NoGo to the next question
2Is any area between 10 and 15 degrees?
YesBuy only a model whose manual allows it: Cub Cadet, Toro and Craftsman list 15 degrees, John Deere 13. Husqvarna's Z248F stops at 10; its TS 120 tractor allows 15.
NoGo to the next question
3Will you plow or blow snow, or tow more than 250 lb?
YesLawn tractor. Deere and Cub Cadet zero-turns cap towing at 250 lb, and only the tractors in this sample offer snow blowers and plow blades.
NoGo to the next question
4Do you mow more than about 1 acre, or around many trees and beds?
YesZero-turn. At 42 inches it saves about 7 minutes per acre per mow at 7 vs 5.5 mph, plus the backing up a tractor needs around obstacles.
NoLawn tractor. On an open lawn under 1 acre the zero-turn saves under 7 minutes a mow and costs $600 to $1,100 more in the same brand.
If the answers tie, decide on the 7-minute-per-acre gap against the $600 to $1,100 same-brand premium. At 1 acre and 30 mows a year, the zero-turn saves about 3.4 hours a season. On a half-acre lot it saves about 1.7 hours, and the tractor’s hitch and snow options usually matter more.
How we compiled this
In November 2026 we read 8 operator’s manuals (John Deere OMUC22642 and OMUC31576, Cub Cadet 769-10973 and 769-25609A, Husqvarna Z248F and TS 120 (42), Toro 3425-432 and Craftsman 769-16711A), 10 maker product pages and the CPSC riding mower fact sheet, and took prices from maker MSRP pages or named dealer and retailer listings on Nov. 12, 2026. Mowing times are our arithmetic from published top speeds using Exmark’s 80 percent formula. We did not test, time or ride any mower; slope limits and directions are as printed, and where we did not read a model’s own manual the table says so.
Frequently asked questions
Is a zero-turn faster than a lawn tractor?
Yes, by about 21 percent at the same deck width: a 42-inch zero-turn at 7 mph mows an acre in about 25 minutes and a 42-inch tractor at 5.5 mph in about 32, at 80 percent efficiency (Exmark formula). Pivot turns save more on yards with many trees and beds.
Are riding mowers better on hills than zero turns?
It depends on the brand’s manual. Husqvarna allows 15 degrees on its TS 120 tractor but 10 on its Z248F zero-turn; Deere allows 13 on both; Cub Cadet allows 15 on both. On a slipping zero-turn, steering and braking go together because both run through the rear wheels (Toro).
Do zero-turn mowers flip easily?
Not on slopes within the manual limit, which is 10 to 15 degrees for the residential models here (13 for Deere). Deere rates rollover risk low at 10 degrees or less and medium as the slope nears 13; none of these residential manuals describes a rollover bar (Deere OMUC31576).
What are the disadvantages of a zero-turn mower?
A lower towing limit (250 lb for Deere and Cub Cadet zero-turns), no snow attachments in this sample, steering that fails along with braking when the rear drive wheels slip, and a $600 to $1,100 higher price than the same brand’s 42-inch tractor in November 2026 listings.
What cuts better, a lawn tractor or a zero-turn?
No maker publishes a cut-quality test between the two layouts. Cut depends on the deck: Deere puts its 42-inch Edge deck on the S120 and its 42-inch Accel Deep deck on the Z320R, and both decks in this sample use 2 blades.
Sources
- Deere & Company, Operator’s Manual OMUC31576 Issue G2, Z315E to Z330R Residential ZTrak, pp. 5, 10, 11, 24, 53. Accessed November 2026.
- Deere & Company, Operator’s Manual OMUC22642 Issue H0, S100 to S180 Lawn Tractors, pp. 7, 11, 12, 27, 49, 50. Accessed November 2026.
- Deere & Company, S120 Lawn Tractor product page, checked Nov. 12, 2026. Accessed November 2026.
- Deere & Company, Z320R ZTrak Mower with 42-in. Deck product page, checked Nov. 12, 2026. Accessed November 2026.
- Cub Cadet, Operator’s Manual, Zero-Turn Tractor Lapbar Controls, Form 769-25609A, Aug. 5, 2020, pp. 3, 4. Accessed November 2026.
- Cub Cadet, Operator’s Manual, XT1/XT2 Enduro Series, Form 769-10973 (distributor copy), pp. 4, 7. Accessed November 2026.
- Cub Cadet, XT1 LT42 IntelliPOWER product page, checked Nov. 12, 2026. Accessed November 2026.
- Cub Cadet, Ultima Series ZT1 42 product page, checked Nov. 12, 2026. Accessed November 2026.
- Cub Cadet, Ultima Series Z1 42 product page, checked Nov. 12, 2026. Accessed November 2026.
- Cub Cadet, Ultima Series ZS zero-turn mowers, checked Nov. 12, 2026. Accessed November 2026.
- Husqvarna, Z248F Operator’s manual, 2204-003, Sept. 29, 2023, pp. 5, 8. Accessed November 2026.
- Husqvarna, TS 120 (42) Operator’s manual, 2746-001, Sept. 9, 2025, pp. 2, 8. Accessed November 2026.
- Husqvarna, TS 120 42″ Riding Lawn Mower product page, checked Nov. 12, 2026. Accessed November 2026.
- Husqvarna, Z248F Special Edition product page, checked Nov. 12, 2026. Accessed November 2026.
- Husqvarna, Zero-turn lawn mowers listing (MZ ROPS Special Edition prices), checked Nov. 12, 2026. Accessed November 2026.
- The Toro Company, 42 in. TimeCutter Zero Turn Mower, model 75742, specifications, checked Nov. 12, 2026. Accessed November 2026.
- The Toro Company, TimeCutter Riding Mowers Operator’s Manual, Form 3425-432 Rev C, pp. 4, 5, 24. Accessed November 2026.
- Craftsman (Stanley Black & Decker), T110 42 in. Gear Drive Riding Mower product page, checked Nov. 12, 2026. Accessed November 2026.
- Craftsman (Stanley Black & Decker), T100 Series Operator’s Manual, Form 769-16711A, Nov. 27, 2018, pp. 4, 7. Accessed November 2026.
- Craftsman (Stanley Black & Decker), Z3200 42 in. Gas Zero-Turn product page (efficiency footnote), checked Nov. 12, 2026. Accessed November 2026.
- Exmark, Lawn Tractor Zero-Turn Comparison: Productivity of $13-14,000 Mowers, Jan. 14, 2016. Accessed November 2026.
- Mississippi State University Extension, Farm Machinery Cost Calculations, P3543, Table 2 (ASABE field efficiencies), PDF. Accessed November 2026.
- U.S. Consumer Product Safety Commission, Riding Lawnmowers fact sheet, Publication 588, injury data 2012 to 2014, deaths 2008 to 2010. Accessed November 2026.
- Dealer and retailer price listings via Google Shopping, Nov. 12, 2026: LandPro Equipment and Koenig Equipment (John Deere S120, $2,999), Sydenstricker Nobbe Partners (John Deere Z320R, $3,799), Russo Power Equipment (Toro 75742, $3,699), Lowe’s (Craftsman T110, $2,199). Accessed November 2026.
