# Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator vs Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine): specs and price compared

A sourced, side-by-side comparison of the Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator (Sun Joe) and Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) (Mantis) among garden tillers. Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator is the cheaper of the two at $149.99.

## Side by side

| Spec | Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator | Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) |
| --- | --- | --- |
| US price | $149.99 | $439.99 |
| Brand | Sun Joe | Mantis |
| Tilling width (in) | 16 | 9 |
| Tilling depth (in) | 8 | 10 |
| Power | 13.5 A | 25 cc (Honda 4-cycle) |
| Tine rotation | forward | forward |
| Tine count | 6 | — |
| Adjustable tine positions | No fixed-width tine adjustment; 3-position height-adjustable rear wheels control depth only | Tines can be turned/reversed to convert from forward tilling to cultivating/weeding mode; width is fixed at 9 in., not adjustable |
| Weight (lb) | 26.5 | 24 |

## Key differences

- Tilling width (in): Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator 16 vs Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) 9
- Tilling depth (in): Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator 8 vs Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) 10
- Power: Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator 13.5 A vs Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) 25 cc (Honda 4-cycle)
- Adjustable tine positions: Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator No fixed-width tine adjustment; 3-position height-adjustable rear wheels control depth only vs Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) Tines can be turned/reversed to convert from forward tilling to cultivating/weeding mode; width is fixed at 9 in., not adjustable
- Weight (lb): Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator 26.5 vs Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) 24

## Sources

- Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator: https://shopjoe.com/products/sun-joe-16-inch-13-5-amp-electric-garden-tiller-cultivator (shopjoe.com, verified 2026-08-09)
- Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine): https://www.homedepot.com/p/Mantis-9-in-4-Cycle-Tiller-with-Kickstand-7940/206970566 (homedepot.com, verified 2026-08-09)

Canonical: https://frontdeskreview.com/gear/garden-tillers/sun-joe-tj604e-vs-mantis-7940/
Cite: Per The Front Desk Review, Sun Joe TJ604E 16 in. 13.5-Amp Electric Garden Tiller/Cultivator ($149.99) vs Mantis 7940 9 in. 4-Cycle Mini Tiller/Cultivator (Honda 25cc engine) ($439.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/garden-tillers/sun-joe-tj604e-vs-mantis-7940/
License: CC BY 4.0.