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Comparison
2 models side by side, spec by spec.
Independent reference database. Specs are compiled from manufacturer sources and normalized for comparison; verify with the manufacturer or dealer before purchase.
Best suited for
Each model's factual fit, from its duty class and key specs — no winner declared.
- Husqvarna 445S Farm & ranch occasional firewood, limbing, fence-line clearing, and storm cleanup (50 cc · 18-in bar)
- Echo CS-4920 Farm & ranch occasional firewood, limbing, fence-line clearing, and storm cleanup (50 cc · 16-in bar)
Specs verified against the manufacturer spec sheet on — husqvarna.com.
Specs verified against the manufacturer spec sheet on — echo-usa.com.
| Spec | Husqvarna 445S | Echo CS-4920 |
|---|---|---|
| Engine | ||
| Displacement | 3.06 cu in (50.2 cc) | 3.06 cu in (50.1 cc) |
| Engine Power | 3 hp | — |
| Fuel Capacity | 0.07 gal (0.26 L) | 0.13 gal (0.48 L) |
| Bar & Chain | ||
| Chain Gauge | 0.050 in | — |
| Chain Pitch | .325" | — |
| Guide Bar Length | 17.72 in (450 mm) | 15.98 in (406 mm) |
| Oil Capacity | 8.8 fl oz (260.25 mL) | 11.2 fl oz (331.22 mL) |
| Oiler | Automatic | Automatic/adjustable |
| Dimensions & Weight | ||
| Weight | 11 lb (4.99 kg) | 11.11 lb (5.04 kg) |
| General | ||
| Anti-Vibration | — | Yes |
| Power Source | gas | gas |
| Sound Power Level | 116 dB(A) | — |
| Sound Pressure | 106 dB(A) | — |
| Vibration Level | 4.7 m/s² | — |
| Warranty | — | 5 yr |