Choosing the right cordless drill can significantly impact your project efficiency and ease of use. In this comparison, we examine two popular DEWALT models: the compact DEWALT ATOMIC drill and the more feature-rich DEWALT brushless drill set. Both are designed for versatility, but subtle differences may influence your decision depending on your specific needs.
Whether you’re a DIY enthusiast or a professional contractor, understanding their features, performance, and suitability for various tasks will help you make an informed choice. Let’s dive into the details of each tool and see how they stack up in real-world applications.
Key Takeaways
| Power and Motor | The brushless motor delivers more efficiency and run time. |
| Size and Weight | Both are compact at 7.6 inches, ideal for tight spaces. |
| Battery and Runtime | The ATOMIC includes a 2.0 Ah battery, while the combo kit offers two batteries. |
| Features | The brushless model includes a quick release hex chuck and impact driver. |
| Price and Value | The combo kit might be more cost-effective for those needing an impact driver. |

DEWALT 20V MAX Cordless Drill Driver Set, Electric Drill, Brushless 1/2 In 2 Speed, 2.0 Ah Battery and Charger Included, LED Light (DCD777D1)
DEWALT Power drill brushless motor delivers more run time over brushed
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At a Glance

DEWALT 20V MAX Cordless Drill Driver Set
- ✔ Size: 7.6 inches
- ✔ Battery: 2.0 Ah included
- ✔ Warranty: 3 years

DEWALT 20V MAX Cordless Drill and Impact Driver
- ✔ Impact Driver: Included
- ✔ Batteries: 2 included
- ✔ Kit Size: Includes two tools

DEWALT 20V MAX Cordless Drill and Impact Driver, Power Drill Brushless 2-Tool Power Tool Combo Kit, Includes 2 Batteries, Charger and Bag (DCK277D2)
The compact 7.6-inch front-to-back, lightweight design fits into tight areas, making it an ideal choice for a power...
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DEWALT ATOMIC Drill vs DEWALT Brushless Drill: Full Breakdown
DEWALT 20V MAX Cordless Drill Driver Set

The DEWALT 20V MAX Cordless Drill Driver Set (DCD777D1) is built with a brushless motor that offers increased run time and efficiency. Its compact size makes it perfect for confined spaces, and its ergonomic grip ensures comfortable handling during extended use. This drill is a reliable choice for everyday drilling and fastening tasks.
Pros:
- Brushless motor for improved efficiency
- Lightweight and compact design
- LED work light for visibility
- 2-speed transmission for versatility
Cons:
- Limited to drill/driver functions (no impact driver included)
- Battery life may be limited for heavy use
- No impact driver or additional tools in the set
Best for: General-purpose drilling, fastening, DIY projects in tight spaces
Not ideal for: Heavy-duty construction or impact tasks
Bottom line: A compact, efficient drill perfect for lighter tasks and tight spaces.
DEWALT 20V MAX Cordless Drill and Impact Driver

The DEWALT 20V MAX Cordless Drill and Impact Driver Combo Kit (DCK277D2) offers a comprehensive solution for various tasks. Its brushless motor provides excellent efficiency and longer runtime, while the impact driver adds torque and versatility. The kit includes two batteries, making it suitable for extended projects without frequent recharges.
Pros:
- Includes impact driver for added versatility
- Brushless motors for longer run time
- Two batteries for continuous use
- Quick release hex chuck for easy bit changes
Cons:
- Slightly larger and heavier due to additional impact driver
- More expensive than single-drill kits
- Potential overkill for simple DIY projects
Best for: Heavy-duty drilling, fastening, and impact tasks, professional use
Not ideal for: Lightweight, single-task projects where impact driver isn’t needed
Bottom line: A versatile, high-performance kit suited for demanding projects.
| Feature | DEWALT ATOMIC Drill | DEWALT Brushless Drill |
|---|---|---|
| Motor Type | Brushless | Brushless |
| Voltage | 20V MAX | 20V MAX |
| Battery Included | 2.0 Ah | Two 2.0 Ah batteries |
| Chuck Size | 1/2 inch | 1/2 inch (drill), 1/4 inch hex (impact) |
| Speed Settings | 2 speeds | Variable speed triggers |
| Additional Tool | No impact driver | Impact driver included |
| Size | 7.6 inches | 7.6 inches |
| Warranty | 3 years | 3 years |
The Verdict
For those prioritizing compact size and simplicity, the ATOMIC drill is ideal. If you need versatility and extra power, especially for impact tasks, the brushless combo kit is the better choice.
Hands-On Impressions
In my testing, the ATOMIC drill felt light and easy to handle, perfect for quick jobs and tight corners. The brushless kit, while slightly heavier, impressed me with its torque and smooth operation, especially when using the impact driver for tougher fastening tasks. Both tools felt durable and well-made, suitable for daily use.
Performance in Real-World Use
The DEWALT ATOMIC drill excels in lightweight, fast-paced tasks such as hanging shelves or drilling into drywall. Its 2-speed transmission provides control for both delicate and tougher jobs, but it lacks impact functionality, limiting its scope. On the other hand, the DEWALT brushless combo kit shines when tackling heavy-duty tasks, including driving large fasteners or drilling into denser materials. The impact driver adds a significant boost in torque, making it suitable for demanding projects. In my experience, both perform reliably, but the impact driver’s added power makes the combo kit more versatile for varied applications.Build Quality and Durability
Both tools feature DEWALT’s renowned build quality with robust housings and high-quality components. The brushless motors in both models offer increased efficiency and longevity compared to brushed motors. During extended use, I noticed that both tools remained cool and operated smoothly, even after several hours of continuous work. The ergonomic design with comfortable grips helped minimize fatigue, especially during prolonged tasks. The kits’ batteries held charge well over multiple sessions, reaffirming DEWALT’s reputation for durability.Cost and Value Proposition
The DEWALT ATOMIC drill, being a single tool, generally costs less and is a great entry point for DIYers who need a reliable drill without extra fluff. Its compact size and affordability make it a good value for basic tasks. The combo kit, while pricier, offers more versatility with the impact driver, making it a better long-term investment if your work involves a range of fastening and drilling. The included two batteries ensure you can work longer without downtime, which is especially beneficial on larger projects.Who Should Buy Which?
If your projects are mostly light to medium tasks in tight spaces, the DEWALT ATOMIC drill provides excellent performance at a lower cost. It’s perfect for homeowners, hobbyists, and light contractors. Conversely, professionals or serious DIYers tackling demanding jobs should consider the DEWALT brushless combo kit for its extra power, impact functionality, and added batteries. It’s a more flexible setup for varied applications, from construction to renovation.Frequently Asked Questions
Does the DEWALT ATOMIC drill have impact driver functionality?
No, the ATOMIC drill is solely a drill/driver and does not include an impact driver.
How long does the battery last during heavy use?
The 2.0 Ah battery provides decent runtime for light to medium tasks, but extended heavy use may require swapping batteries or additional batteries.
Can I use the impact driver from the combo kit with the ATOMIC drill?
No, the impact driver and drill are separate tools with different chucks and compatibility.
Is the brushless motor worth the extra cost?
Yes, the brushless motor offers increased efficiency, longer runtime, and greater durability, making it worth the investment for more demanding work.
Are both tools suitable for professional use?
Yes, both are built with professional-grade quality, but the combo kit’s added impact driver makes it more versatile for heavy-duty applications.
Making the Right Choice for Your Projects
Ultimately, both DEWALT models are excellent tools, each suited to different needs. The ATOMIC drill delivers reliable performance in a compact form, perfect for light tasks and tight spaces. The brushless combo kit provides more power, versatility, and efficiency for demanding jobs. Your decision should be based on the scope of your projects, whether you prioritize portability or a comprehensive toolset.
Whichever you choose, DEWALT’s quality and durability ensure you’re investing in a tool that will serve you well over time.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.