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Ingersoll Rand 2850MAX-6 1-Inch 5,500 Rpm Impact vs Ingersoll Rand W9691-K4E W9000 Series 20-Volt

Updated August 2026 — Ingersoll Rand 2850MAX-6 1-Inch 5,500 Rpm Impact wins on price, Ingersoll Rand W9691-K4E W9000 Series 20-Volt wins on torque and convenience.

The W9691-K4E offers superior torque and cordless convenience, making it the better choice for demanding tasks.

Why Ingersoll Rand 2850MAX-6 1-Inch 5,500 Rpm Impact is better

Price

The 2850MAX-6 is significantly cheaper.

Weight

The 2850MAX-6 is 25% lighter than standard wrenches.

Simplicity

The 2850MAX-6 has a straightforward air-powered design.

Why Ingersoll Rand W9691-K4E W9000 Series 20-Volt is better

Torque

The W9691-K4E delivers 3,000 ft-lbs of torque.

Cordless

The W9691-K4E eliminates hoses for better mobility.

Battery Life

The W9691-K4E can handle 250 bolts per charge.

Overall score

Ingersoll Rand 2850MAX-6 1-Inch 5,500 Rpm Impact
75
Ingersoll Rand W9691-K4E W9000 Series 20-Volt
90

Specifications

SpecIngersoll Rand 2850MAX-6 1-Inch 5,500 Rpm ImpactIngersoll Rand W9691-K4E W9000 Series 20-Volt
Max Torque2,100 ft-lbs3,000 ft-lbs
Free Speed5,500 rpmN/A
Anvil Length6 inches6 inches
BatteryN/A4 batteries
IP RatingN/AIP56

Dimension comparison

Ingersoll Rand 2850MAX-6 1-Inch 5,500 Rpm ImpactIngersoll Rand W9691-K4E W9000 Series 20-Volt

Overview of the Ingersoll Rand 2850MAX-6 and W9691-K4E

The Ingersoll Rand 2850MAX-6 and the W9691-K4E are both high-performance impact wrenches designed for heavy-duty applications. The 2850MAX-6 is priced at $799.99, while the W9691-K4E comes at a higher price of $1,404.18, making it about 75% more expensive. Each tool offers unique features that cater to different user needs, so understanding these differences is crucial for making an informed choice.

Power and Performance

In terms of power, the W9691-K4E outshines the 2850MAX-6 with a maximum torque of 3,000 ft-lbs compared to the 2,100 ft-lbs of the 2850MAX-6. This significant difference in torque makes the W9691-K4E more suitable for extremely tough jobs. Both wrenches deliver impressive free speeds, with the 2850MAX-6 reaching 5,500 rpm, while the W9691-K4E has a tightening torque of 2,200 ft-lbs. Users looking for maximum performance may find the W9691-K4E to be the better option, given its higher torque capabilities.

Design and Usability

The 2850MAX-6 features a 360-degree adjustable side handle that enhances ergonomics and maneuverability, making it easier to work in tight spaces. Meanwhile, the W9691-K4E boasts an IP56 rating, making it more resistant to dust and water, which is a significant advantage for outdoor and rugged use. Both tools have a 6-inch extended anvil, allowing for better access in confined areas. However, the 2850MAX-6’s lighter design—25% lighter than standard impact wrenches—may appeal to users concerned about fatigue during prolonged use.

Durability and Construction

Durability is a strong selling point for both models. The 2850MAX-6 features a steel core design and chemical-resistant housing, which contribute to its long-lasting performance even under rigorous usage. Similarly, the W9691-K4E is built with an impact- and chemical-resistant housing, ensuring it can withstand the rigors of tough job sites. Both options are designed for heavy-duty use, but the W9691-K4E’s construction is particularly suited for demanding environments due to its IP56 rating.

Corded vs. Cordless Convenience

A notable distinction between the two wrenches is that the 2850MAX-6 operates via air power, while the W9691-K4E is a cordless model. The cordless design of the W9691-K4E offers greater mobility and eliminates the need for hoses, reducing trip hazards. This feature can be particularly beneficial for roadside applications or in areas where access to power sources is limited. The 2850MAX-6, while powerful, may require more setup time due to its reliance on air supply.

Battery Life and Power Management

The W9691-K4E comes with four batteries and a charger, allowing for extended operation without downtime. It can handle up to 250 bolts per charge, making it suitable for a full workday without interruption. In contrast, the 2850MAX-6 does not have a battery system and relies solely on an air compressor for power. This might be a drawback for users looking for convenience and efficiency in battery management, particularly in situations where time is critical.

Cost Considerations

The price difference between the two tools is substantial, with the W9691-K4E priced at $1,404.18 compared to the 2850MAX-6 at $799.99. This represents a price increase of about 75%. However, the higher cost of the W9691-K4E may be justified by its enhanced power, cordless convenience, and battery life. Users should assess whether the additional features and performance capabilities align with their specific needs and budget.

User Experience and Market Reception

The Ingersoll Rand 2850MAX-6 has a sales rank of 51,205, while the W9691-K4E also ranks similarly at 50,471. Both tools are well-received, but their ranks suggest that users value their performance and reliability in different ways. The 2850MAX-6 may attract users who prefer traditional air-powered tools, whereas the W9691-K4E appeals to those seeking the latest cordless technology.

Which should you buy?

Choosing between the Ingersoll Rand 2850MAX-6 and the W9691-K4E ultimately depends on your specific needs. If you prioritize maximum torque and cordless convenience, the W9691-K4E is the superior choice, albeit at a higher price point. However, if you are looking for a powerful, reliable tool that is lighter and more affordable, the 2850MAX-6 offers excellent value. Consider your work environment, the types of tasks you will be performing, and your budget to determine which impact wrench best suits your requirements.