The Earthquake K33 Chipper Shredder is the better wood chipper overall, rated 3.3 to 2.7. The Earthquake K33 Chipper Shredder leads on warranty and power. The DK2 OPC513 3-Inch Chipper Shredder wins on value. The DK2 OPC513 3-Inch Chipper Shredder costs $218.99 less ($881 vs $1,099.99).
A 3 in chipper shredder with more engine and a longer warranty than most, for owners who clear brush often and want it to last. The K32 does the same jobs for less if you chip only now and then.
Amazon $1,221.69 Earthquake $1,099.99A towable 3 in chipper shredder with a big chip bag for owners who pull equipment behind a tractor or ATV.
Amazon $881Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Each factor is scored 0-100 against the same fixed reference points for every gas wood chipper; a clear win is highlighted. How we rank explains each one.
| Factor weight | Earthquake K33 Chipper Shredder | DK2 OPC513 3-Inch Chipper Shredder |
|---|---|---|
| Overall rating | 3.3/5 | 2.7/5 |
| Value 30% | 36 $366.66 per inch of branch capacity ($1,099.99, 3 in) | 52 $293.67 per inch of branch capacity ($881, 3 in) |
| Capacity 30% | 33 3 in branches | 33 3 in branches |
| Power 15% | 56 301 cc engine | 17 196 cc engine |
| Features 10% | 67 shredder hopper, collection bag | 67 shredder hopper, collection bag |
| Warranty 15% | 100 5-year warranty | 0 1-year warranty |
| Earthquake K33 Chipper Shredder | DK2 OPC513 3-Inch Chipper Shredder | |
|---|---|---|
| Chipping | ||
| Largest branch | 3 in | 3 in |
| Reduction ratio | 20:1 | - |
| Shredder hopper | Yes | Yes |
| Collection bag | Yes | Yes |
| Engine or motor | ||
| Power | Gas | Gas |
| Engine | Viper 301cc 4 cycle | Kohler RH265 |
| Displacement | 301 cc | 196 cc |
| Electric start | No | No |
| Build | ||
| Tow hitch | No | Yes |
| Weight | 138 lb | 136.7 lb |
| Warranty | 5 years | 1 year |
