John Deere
John Deere Z315E
$3499
Best Zero Turn Mowers · head-to-head
John Deere Z315E vs Bad Boy Magnum 54"
A sourced, side-by-side comparison. John Deere Z315E is cheaper at $3499. Every spec and price links to its source.
Bad Boy
Bad Boy Magnum 54"
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Which is better: the John Deere Z315E or Bad Boy Magnum 54"?
The John Deere Z315E wins 1 of the 1 specs we compare head to head; the other wins 0.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | John Deere Z315E | Bad Boy Magnum 54" |
|---|---|---|
| US price | $3499 | — |
| Brand | John Deere | Bad Boy |
| Released | — | — |
| Deck width (in) | 42 | 54 |
| Engine brand | John Deere 40EXi | — |
| Engine displacement cc | 656 | — |
| Engine hp | 20 | — |
| Top speed mph | 7 | 6 |
| Transmission type | Hydro-Gear EZT-C | Hydro-Gear EZT |
| Deck construction | stamped | fabricated |
| Fuel capacity gal | 3 | 6 |
| Cutting height range (in) | 1.25 to 4.5 | 1.5 to 4.5 |
| Weight (lb) | 554 | 687 |
| Warranty years | 3 | 2 |
Sources — John Deere Z315E: deere.com (verified 2026-07-11). Bad Boy Magnum 54": badboycountry.com (verified 2026-07-11).
What's the difference between the John Deere Z315E and Bad Boy Magnum 54"?
Where the two actually differ on the specs we track (8 of 11). Matching specs are omitted.
- Deck width (in): John Deere Z315E 42 vs Bad Boy Magnum 54" 54
- Top speed mph: John Deere Z315E 7 vs Bad Boy Magnum 54" 6
- Transmission type: John Deere Z315E Hydro-Gear EZT-C vs Bad Boy Magnum 54" Hydro-Gear EZT
- Deck construction: John Deere Z315E stamped vs Bad Boy Magnum 54" fabricated
- Fuel capacity gal: John Deere Z315E 3 vs Bad Boy Magnum 54" 6
- Cutting height range (in): John Deere Z315E 1.25 to 4.5 vs Bad Boy Magnum 54" 1.5 to 4.5
- Weight (lb): John Deere Z315E 554 vs Bad Boy Magnum 54" 687
- Warranty years: John Deere Z315E 3 vs Bad Boy Magnum 54" 2