Sun Joe
Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder
$199.99Cheaper
Best Wood Chippers · head-to-head
Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder vs Earthquake K33 301cc Chipper Shredder (Viper Engine)
A sourced, side-by-side comparison. Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder is cheaper at $199.99. Every spec and price links to its source.
Earthquake (Ardisam)
Earthquake K33 301cc Chipper Shredder (Viper Engine)
$1099.99
Which is better: the Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder or Earthquake K33 301cc Chipper Shredder (Viper Engine)?
On the specs we track, they're closely matched. The Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder is the cheaper at $199.99.
Check Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder price See Earthquake K33 301cc Chipper Shredder (Viper Engine) on Amazon
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder | Earthquake K33 301cc Chipper Shredder (Viper Engine) |
|---|---|---|
| US price | $199.99 | $1099.99 |
| Brand | Sun Joe | Earthquake (Ardisam) |
| Released | — | — |
| Max branch diameter (in) | 1.7 | 3 |
| Engine power | 15A electric, 120V/60Hz | 301cc 4-cycle Viper gas, 13.28 ft-lb torque @ 2500 RPM |
| Reduction ratio | 21:1 | 20:1 |
| Chute hopper type | Top-load safety hopper with interlocking lid | Steel chipping cone (3 in.) + top hopper (0.5 in. shredding) |
| Collection bag capacity | — | 2 bushel (Dock-and-Lock bag) |
| Weight (lb) | 38.6 | — |
| Wheel mobility | 7 in. wheels for portability | 11 in. airless (never-flat) wheels |
Sources — Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder: amazon.com (verified 2026-08-09). Earthquake K33 301cc Chipper Shredder (Viper Engine): getearthquake.com (verified 2026-08-09).
What's the difference between the Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder and Earthquake K33 301cc Chipper Shredder (Viper Engine)?
Where the two actually differ on the specs we track (5 of 7). Matching specs are omitted.
- Max branch diameter (in): Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder 1.7 vs Earthquake K33 301cc Chipper Shredder (Viper Engine) 3
- Engine power: Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder 15A electric, 120V/60Hz vs Earthquake K33 301cc Chipper Shredder (Viper Engine) 301cc 4-cycle Viper gas, 13.28 ft-lb torque @ 2500 RPM
- Reduction ratio: Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder 21:1 vs Earthquake K33 301cc Chipper Shredder (Viper Engine) 20:1
- Chute hopper type: Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder Top-load safety hopper with interlocking lid vs Earthquake K33 301cc Chipper Shredder (Viper Engine) Steel chipping cone (3 in.) + top hopper (0.5 in. shredding)
- Wheel mobility: Sun Joe CJ603E 15-Amp Electric Silent Wood Chipper/Shredder 7 in. wheels for portability vs Earthquake K33 301cc Chipper Shredder (Viper Engine) 11 in. airless (never-flat) wheels