Regarding professional-grade chainsaws, Stihl is a renowned name that stands out in the market. The Stihl 066 vs 660 models are widely regarded as top contenders among their extensive range of powerful chainsaws. In this comparison, we will be going into the key features and specifications of the Stihl 066 and 660 to determine which one holds the edge.

The Overview of Stihl 066

The Stihl 066, produced from 1998 to 2003, is a formidable chainsaw with a staggering 91.6 cc engine. Although it has been succeeded by the MS 660, the 066 remains a favorite among professionals in the arborist and logging industries due to its unmatched power, performance, and reliability. These saws are renowned for their ability to withstand continuous use without faltering, making them a reliable companion for a full day’s work or even an entire week. Many experts consider the 066 to be one of the finest chainsaws ever produced by Stihl, which is why it continues to be highly sought after.

The Overview of Stihl 660

The Stihl 660 is designed specifically for individuals who face the toughest woodcutting situations. With its powerful engine and lightweight construction, it is an ideal choice for cutting through dense forests and the hardest types of wood. This versatile tool is available in a range of guide bar lengths, from 20″/50cm to 36″/90cm, allowing for various cutting requirements. Its reliability and performance have been demonstrated in the renowned STIHL TIMBERSPORTS Series, making it a trusted and dependable option for professionals in the field.

Stihl 066 vs 660 Comparison Detail

Specification

The specs sheet of Stihl 066 Vs 660:

Stihl	stihl 066	stihl 660
Engine displacement	63.3cc	91.6 cc
Power output	4.4 horsepower	5,2/7,1 kW/PS
Fuel capacity	20.6 fluid ounces	825 ml (27.9 fl. oz.)
Oil capacity	14.5 fluid ounces	360 cc (0.36 l) dry
Bar length	18 inches, 20 inches, 24 inches	20 inches/50cm to 36 inches/90cm.
Chain pitch	3/8 inch	3/8 inch
Chain gauge	0.050 inch	0.063 inch
Weight	11.9 pounds	7.30 kg

Features

Stihl 066:

• power-to-weight ratio: The 066 boasts a mighty engine and 4.4 horsepower, yet remains lightweight for easy handling.
• Low-emission engine: The 066’s environmentally friendly engine reduces its impact on the environment.
• Large fuel tank capacity: Its voluminous fuel tank allows for extended use without frequent refills.
• Advanced Vibration-dampening System: Reduces fatigue during prolonged operation.
• Design built to last: With high-quality materials, a rugged design, and a sturdy bar and chain, the 066 is ideal for professional use.
• Easy maintenance system: User-friendly design makes maintenance tasks such as chain tensioning and air filter cleaning simple.

Stihl 660:

• Powerful performance: The Stihl MS 660 is known for its impressive power and high torque, capable of handling tough cutting tasks.
• Enhanced safety features: With a safety brake to stop the blade if it encounters an obstacle, the MS 660 prioritizes user safety during operation.
• User-friendly design: Easy-starting, operation, and numerous user-friendly features make the MS 660 a convenient choice for any user.

Pros and Cons

The Stihl 066 chainsaw offers several advantages, making it a reliable choice for those in need of a powerful tool. Its longer bar length provides added leverage, enabling users to tackle cutting tasks with greater ease and efficiency. Additionally, the Stihl 066’s engine boasts impressive power, allowing it to handle even the toughest materials with relative ease.

However, it is important to consider the drawbacks of the Stihl 066 when comparing it to the MS 660 chainsaw. The main downside is that the Stihl 066 lacks the advanced features that the MS 660 proudly offers. If you are someone who values additional functionalities and features in your chainsaw, then the MS 660 chainsaw may be a more suitable choice for you.

Price

When comparing the prices of the Stihl 066 vs 660 chainsaws, it is evident that the Stihl 066 tends to be more expensive, averaging between $1,200 and $1,800. This variance in price is influenced by factors such as the region of purchase, the dealer, and other related factors. In contrast, the Stihl MS 660 chainsaw is priced between $650 and $1,000, making it more affordable than its counterpart. Furthermore, the MS 660 also comes with a 2-year warranty, providing added value for potential buyers.

Alternatives

Below are the alternatives for Stihl 066 and 660:

1. Husqvarna 372XP: This chainsaw is a popular alternative to the Stihl 066 and 660, offering a robust 70.7cc engine and 5.3 horsepower for demanding cutting tasks. It also features low-vibration technology and a durable design suitable for professional use.
2. Echo CS-800P: The Echo CS-800P is another noteworthy alternative, equipped with an 80.7cc engine and delivering 6.5 horsepower. It boasts a heavy-duty air filtration system, a magnesium crankcase, and an automatic, adjustable oiler for efficient operation.
3. Makita EA7900P50E: This chainsaw provides a viable alternative with its 78.5cc engine and 5.6 horsepower output. It offers easy start-up, reduced emissions, and a heavy-duty air filter system, making it a competitive choice for heavy-duty cutting applications.

Customer Reviews

Here are three customer reviews comparing the Stihl 066 vs 660 chainsaws:

• Review 1: “I have used both the Stihl 066 and 660 models extensively for logging work, and I must say that the 660 outperforms the 066 in terms of power and cutting efficiency. The 660 is slightly heavier but the additional power it offers makes it worth it, especially when dealing with larger trees.“
• Review 2: “As a professional arborist, I rely on my chainsaw for everyday tasks. I have found the Stihl 066 to be a reliable workhorse that provides consistent performance. While the 660 is a newer model with some improvements, I still prefer the simplicity and ease of maintenance of the 066. It’s a great saw for heavy-duty cutting tasks.”
• Review 3: “I purchased both the Stihl 066 and 660 to compare their performance in my forestry business. The 660 has more power and runs smoother compared to the 066. However, I found the 066 to be more user-friendly and ergonomic during long hours of operation. Both are excellent saws, but it ultimately depends on your specific needs and preferences.”

Which One Is Better?

When it comes to comparing the Stihl 066 and 660 chainsaws, it’s important to note that both models have their unique features and benefits. However, many users consider the Stihl 660 to be the better option. The 660 is a more recent model, released as an upgrade to the 066, and it comes with several improvements. One major upgrade is its increased engine power, providing a higher RPM and greater cutting speed. This means that the 660 is capable of handling tougher and larger cutting tasks more efficiently.

FAQs

Conclusion

The decision to opt for the Stihl 066 or 660 model ultimately boils down to personal preferences and the tasks at hand. Both chainsaws exhibit exceptional power, reliability, and durability, making them suitable for heavy-duty applications. While the Stihl 066 may offer a slight advantage in terms of torque and weight, the Stihl 660 compensates with its smoother operation and larger fuel tank capacity.