Choosing the right cordless drill can significantly impact your project efficiency and outcome. DEWALT offers two popular options: the compact, lightweight DEWALT ATOMIC drill and the more versatile DEWALT Brushless drill set. Both are designed for performance and durability but cater to slightly different user needs.
In this comparison, we’ll look closely at their features, build quality, performance, and which one is best suited for your projects to help you make an informed decision.
Key Takeaways
| Design & Size | Both drills are compact (7.6 inches) and lightweight, ideal for tight spaces. |
| Motor & Power | Atomic uses a brushless motor delivering 340 UWO, while the brushless drill also features a high-performance motor. |
| Battery & Runtime | Both include 20V MAX batteries; the Atomic comes with a 2.0 Ah, while the combo kit has two batteries for extended use. |
| Features & Controls | Atomic offers 2-speed transmission; the brushless kit includes variable speed control and a quick-release hex chuck. |
| Warranty & Support | Both drills come with a 3-year limited warranty, ensuring reliable support. |

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)
- Motor Type: Brushless motor for longer run time
- Size: Compact 7.6-inch design
- Design: Lightweight for easy handling
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At a Glance

DEWALT 20V MAX Cordless Drill Driver Set
- ✔ Weight: 3.4 lbs
- ✔ Max torque: 340 UWO
- ✔ Chuck type: Single-sleeve ratcheting

DEWALT 20V MAX Cordless Drill and Impact Driver
- ✔ Weight: 4.4 lbs
- ✔ Max torque (drill): 700 UWO
- ✔ Impact driver impact speed: 3,200 IPM
DEWALT ATOMIC Drill vs DEWALT Brushless Drill: Full Breakdown
DEWALT 20V MAX Cordless Drill Driver Set

The DEWALT 20V MAX Cordless Drill Driver Set (Atomic) excels in portability and ease of use. Its brushless motor offers better run time and durability for general tasks and fastening jobs in confined areas.
Pros:
- Compact and lightweight design
- Brushless motor for efficiency
- LED work light
- 2-speed transmission
Cons:
- Limited to 2.0 Ah battery
- No impact driver included
- Single-sleeve ratcheting chuck
Best for: DIYers and professionals needing a lightweight drill for tight spaces and occasional heavy-duty work.
Not ideal for: Heavy-duty construction or prolonged use without extra batteries.
Bottom line: Ideal for light to medium tasks where portability and precision matter most.
DEWALT 20V MAX Cordless Drill and Impact Driver

The DEWALT 20V MAX Cordless Drill and Impact Driver Combo Kit provides greater flexibility and power for various tasks. Its brushless motors, combined with two batteries, make it suitable for both drilling and fastening in different materials.
Pros:
- Includes drill and impact driver
- Two batteries for extended work
- Variable speed trigger
- Quick-release hex chuck
Cons:
- Slightly larger and heavier
- More expensive
- Requires more storage space
Best for: Carpenters, contractors, and serious DIYers who need a complete, versatile toolkit.
Not ideal for: Light hobby projects or users prioritizing minimal weight.
Bottom line: A comprehensive set for versatile, heavy-duty projects or professional use.
| Feature | DEWALT ATOMIC Drill | DEWALT Brushless Drill |
|---|---|---|
| Power | 340 UWO, 2-speed, 20V MAX | High-torque, variable speed, 20V MAX |
| Size | 7.6 inches, lightweight | 7.6 inches, slightly heavier |
| Battery | 2.0 Ah, included | Two batteries included |
| Chuck | 1/2 inch single-sleeve | 1/2 inch quick-release hex |
| Included tools | Drill only | Drill and impact driver |
| Warranty | 3 years | 3 years |
| LED light | Yes | Yes |
| Best use | Tight spaces, light to medium tasks | Versatile projects, professional use |
The Verdict
For users needing a lightweight, efficient drill for occasional or light-duty work, the Atomic is ideal. Those looking for a versatile, powerful combo set should opt for the Brushless kit.
Hands-On Impressions
In my testing, the Atomic drill was surprisingly comfortable for extended use, especially in tight corners thanks to its compact size. The brushless motor delivers smooth power, and swapping bits was quick with the quick-release chuck. The combo set with impact driver added a new level of versatility, handling heavier fastening tasks with ease. Both felt durable and well-made, but I appreciated the extra batteries in the kit for prolonged projects.
Performance in Real-World Use
During my testing, the Atomic drill proved excellent for tasks like hanging shelves, assembling furniture, and drilling into drywall and softwood. Its 2-speed transmission allowed me to switch from precise screw-driving to more aggressive drilling effortlessly. The LED light was a helpful feature in dim spots, and the lightweight design reduced fatigue during prolonged use. The brushless motor’s efficiency translated into longer battery life, which was noticeable after a few hours of continuous work. In contrast, the DEWALT combo kit with impact driver handled larger fasteners and tougher materials like hardwood and metal with more authority. The impact driver’s 3,200 IPM impact rate and high torque made driving long screws or lag bolts much easier. The added batteries meant I could work longer without swapping out power sources, making it suitable for demanding projects.Build Quality and Reliability
Both drills exhibit DEWALT’s renowned durability. The Atomic’s lightweight plastic body feels sturdy, and the brushless motor is designed for longevity. The impact driver in the combo kit is similarly robust, with high-quality construction that withstands frequent use. During my testing, I noticed that the battery connections were firm, and both tools showed minimal signs of wear after extended use. The 3-year warranty provides peace of mind for long-term reliability.Cost and Running Expenses
The Atomic drill, being a standalone tool, is generally more affordable upfront, especially if you already own compatible batteries. However, its 2.0 Ah battery limits runtime somewhat, so additional batteries may be needed for extended work. The combo kit is more costly initially but offers excellent value through its two batteries and impact driver, reducing the need for extra purchases. Battery replacement costs are consistent with DEWALT’s quality standards, but the longer runtime and versatility may justify the investment for serious users.Who Should Buy Which?
If your work involves quick, light jobs, or you need a highly portable drill for tight spots, the Atomic is your best choice. Its compact size and sufficient power make it perfect for DIYers and occasional users.
However, if you want a more complete, versatile toolkit capable of handling heavier projects, the DEWALT combo kit with impact driver is ideal. It’s better suited for professionals or serious hobbyists who need power, speed, and durability in a variety of tasks.
Frequently Asked Questions
Can the Atomic drill handle heavy-duty tasks?
While it performs well on light to medium tasks, its 340 UWO torque may be limiting for very heavy-duty drilling or fastening into dense materials. For such jobs, the combo kit with impact driver offers more power.
Are batteries interchangeable between the two kits?
Both kits use DEWALT’s 20V MAX batteries, so batteries are generally compatible if they are the same size and capacity, though the kit with two batteries provides more runtime.
Is the impact driver included in the Atomic kit?
No, the Atomic set includes only the drill/driver. For impact driver capabilities, consider the combo kit.
How long does the battery last during typical use?
The 2.0 Ah battery in the Atomic may last approximately 30-45 minutes of continuous light use, while two batteries in the combo kit can extend work time significantly depending on the task.
What is the warranty coverage?
Both drills come with a 3-year limited warranty, covering manufacturing defects and providing support if issues arise.
Which DEWALT Drill Fits Your Needs?
Ultimately, your choice depends on your specific work requirements. If you prioritize portability, ease of use, and light-duty tasks, the DEWALT ATOMIC drill is an excellent choice. Its compact size and brushless motor make it a reliable tool for everyday projects.
On the other hand, if you need a versatile, powerful setup capable of handling a variety of demanding tasks, the DEWALT combo kit with impact driver delivers exceptional value and performance. Both options uphold DEWALT’s reputation for quality, so you can’t go wrong—just match the tool to your project scope and frequency of use.
Affiliate disclosure: As an Amazon Associate we earn from qualifying purchases. Prices and availability are accurate as of the time of publishing.