# John Deere Z315E vs Bad Boy Magnum 54": specs and price compared

A sourced, side-by-side comparison of the John Deere Z315E (John Deere) and Bad Boy Magnum 54" (Bad Boy) among zero turn mowers.

## Side by side

| Spec | John Deere Z315E | Bad Boy Magnum 54" |
| --- | --- | --- |
| US price | $3499 | not published |
| Brand | John Deere | Bad Boy |
| 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 |

## Key differences

- 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

## Sources

- John Deere Z315E: https://www.deere.com/en-us/products-and-solutions/mowers/residential-lawn-mowers/z315e-ztrak-mower-with-42-in-deck-nty3medy (deere.com, verified 2026-07-11)
- Bad Boy Magnum 54": https://badboycountry.com/mowers/mz-magnum (badboycountry.com, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/zero-turn-mowers/john-deere-z315e-vs-bad-boy-magnum-54/
Cite: Per The Front Desk Review, John Deere Z315E ($3499) vs Bad Boy Magnum 54" (not published) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/zero-turn-mowers/john-deere-z315e-vs-bad-boy-magnum-54/
License: CC BY 4.0.