Ingersoll Rand W9691-K4E W9000 Series 20-Volt vs Milwaukee 2864-20 Fuel One-Key 3/4" High Torque Impact
Updated August 2026 — Ingersoll Rand W9691-K4E W9000 Series 20-Volt wins on battery life and features, Milwaukee 2864-20 Fuel One-Key 3/4" High Torque Impact wins on weight.
The Ingersoll Rand W9691-K4E excels in torque and included features, making it ideal for heavy-duty tasks, while the Milwaukee 2864-20 offers compact versatility at a lower price.
Why Ingersoll Rand W9691-K4E W9000 Series 20-Volt is better
Torque
Ingersoll Rand delivers 3,000 ft-lbs of torque compared to Milwaukee's 1,200 ft-lbs.
Included Accessories
Ingersoll Rand comes with four batteries and a charger.
Durability
Ingersoll Rand has an IP56 rating for tough conditions.
Why Milwaukee 2864-20 Fuel One-Key 3/4" High Torque Impact is better
Price
Milwaukee is significantly cheaper at $319.99.
Compactness
Milwaukee is the most compact in its class at 8.59 inches.
Weight
Milwaukee weighs approximately 8 pounds, making it easier to handle.
Overall score
Specifications
| Spec | Ingersoll Rand W9691-K4E W9000 Series 20-Volt | Milwaukee 2864-20 Fuel One-Key 3/4" High Torque Impact |
|---|---|---|
| Torque Output | 3000 ft-lbs | 1200 ft-lbs |
| Included Batteries | 4 | 0 |
| Durability Rating | IP56 | N/A |
| Compact Design | No | Yes |
| Weight | 10 lbs | 8 lbs |
Dimension comparison
Overview of the Ingersoll Rand W9691-K4E and Milwaukee 2864-20
The Ingersoll Rand W9691-K4E is a high-performance impact wrench kit priced at $1404.18, while the Milwaukee 2864-20 is a bare tool option available for $319.99. The significant price difference—about 338%—reflects their target users and capabilities. The Ingersoll Rand model is designed for professionals needing robust torque and extended usage, while the Milwaukee tool aims to deliver compact power for various applications.
Performance Comparison
The Ingersoll Rand W9691-K4E boasts an impressive torque output of 3,000 ft-lbs for loosening and 2,200 ft-lbs for tightening, making it a powerhouse for demanding tasks. In contrast, the Milwaukee 2864-20 delivers up to 1,200 ft-lbs of fastening torque and 1,500 ft-lbs of nut-busting torque. This means the Ingersoll Rand offers about 150% more torque for fastening tasks, making it more suitable for heavy-duty applications where maximum power is crucial.
Design and Build Quality
The Ingersoll Rand W9691-K4E features a durable, IP56-rated design, ensuring it can withstand tough environmental conditions, making it ideal for outdoor or roadside use. Its impact- and chemical-resistant housing further enhances its longevity. On the other hand, the Milwaukee 2864-20 is noted for being the most compact in its class, measuring 8.59 inches in length. While it may not match the Ingersoll Rand's ruggedness, its compactness allows for easy maneuverability in tight spaces.
Battery and Runtime
The Ingersoll Rand W9691-K4E comes with four batteries, providing ample power for extended use without interruption. This design allows users to complete up to 250 bolts per charge, which significantly enhances productivity. In contrast, the Milwaukee 2864-20 is a bare tool, meaning it does not include a battery or charger, potentially leading to additional costs for users who need to purchase these separately. For those already invested in the Milwaukee ecosystem, this can be a benefit, but for new buyers, it adds to the overall expense.
Technology and Features
The Ingersoll Rand W9691-K4E incorporates the IQV Power Control System, offering three modes: MAX Power, MID, and Snug. This feature allows users to tailor the wrench's performance to specific tasks, enhancing versatility. Conversely, the Milwaukee 2864-20 features One-Key technology, which enables users to customize, track, and manage the tool's performance and location. While both tools are equipped with advanced technology, their applications differ, with Ingersoll Rand focusing on torque control and Milwaukee emphasizing connectivity and management.
Weight and Portability
The Ingersoll Rand W9691-K4E is designed for heavy-duty applications, likely making it bulkier than the Milwaukee 2864-20, which weighs approximately 8 pounds. Although exact weights are not provided, the Milwaukee's compact design suggests it is easier to handle for extended periods, especially in tight working conditions. For users prioritizing portability, the Milwaukee may be the more appealing option.
Brand Reputation and Sales Rank
Ingersoll Rand has a long-standing reputation in the industrial tool market, with over 160 years of experience. This legacy is reflected in the quality and reliability of the W9691-K4E. The tool currently holds a sales rank of 50,471, indicating a competitive position in its category. The Milwaukee 2864-20, with a sales rank of 15,815, suggests it is a popular choice among consumers, likely due to its trusted brand and innovative features. Both brands have their loyal customer bases, but Milwaukee's higher sales rank may indicate a broader appeal to general consumers.
Which should you buy?
Choosing between the Ingersoll Rand W9691-K4E and the Milwaukee 2864-20 largely depends on your specific needs and budget. If you require a high-torque impact wrench for heavy-duty applications and are willing to invest significantly, the Ingersoll Rand is the clear choice with its superior torque output and included accessories. However, if you are looking for a compact, versatile tool for lighter applications and are already within the Milwaukee ecosystem, the Milwaukee 2864-20 offers excellent value at a much lower price point. Ultimately, your decision should align with the types of projects you undertake and the level of investment you are prepared to make.

