The Earthquake K33 Chipper Shredder is the better wood chipper overall, rated 3.3 to 3.1. The Earthquake K33 Chipper Shredder leads on warranty, power and features. The YARDMAX YW7565 Chipper Shredder wins on value. The YARDMAX YW7565 Chipper Shredder costs $400.99 less ($699 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 $1,099.99A self feeding 3 in chipper for owners with lots of bushy limbs who want a big hopper and a known engine brand. Lighter shredders suit leaf cleanup better.
Amazon $699Prices were last checked October 31, 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 | YARDMAX YW7565 Chipper Shredder |
|---|---|---|
| Overall rating | 3.3/5 | 3.1/5 |
| Value 30% | 36 $366.66 per inch of branch capacity ($1,099.99, 3 in) | 68 $233 per inch of branch capacity ($699, 3 in) |
| Capacity 30% | 33 3 in branches | 33 3 in branches |
| Power 15% | 56 301 cc engine | 21 208 cc engine |
| Features 10% | 67 shredder hopper, collection bag | 33 self feeding |
| Warranty 15% | 100 5-year warranty | 50 2-year warranty |
| Earthquake K33 Chipper Shredder | YARDMAX YW7565 Chipper Shredder | |
|---|---|---|
| Chipping | ||
| Largest branch | 3 in | 3 in |
| Reduction ratio | 20:1 | 10:1 |
| Shredder hopper | Yes | No |
| Self feeding | - | Yes |
| Collection bag | Yes | No |
| Engine or motor | ||
| Power | Gas | Gas |
| Engine | Viper 301cc 4 cycle | Briggs & Stratton CR950 |
| Displacement | 301 cc | 208 cc |
| Electric start | No | No |
| Build | ||
| Tow hitch | No | No |
| Weight | 138 lb | 205 lb |
| Warranty | 5 years | 2 years |
| Released | - | 2016-11 |
