Choosing the right cordless drill can be challenging with so many options, especially within the DEWALT lineup. Both the DEWALT ATOMIC Drill and the DEWALT Brushless Drill offer compact, lightweight designs ideal for tight spaces, but they differ in motor technology and features.
In this comparison, we’ll look at their specs, performance, and who each tool is best suited for to help you make an informed decision.
Key Takeaways
| Design & Size | Both are compact at 7.6 inches, ideal for tight workspaces. |
| Motor Technology | Atomic uses a brushless motor for longer runtime; the other also has a brushless motor. |
| Power & Speed | The Atomic delivers 340 UWO, suitable for tougher jobs, while the other offers variable speed control. |
| Included Accessories | Atomic includes a 2.0 Ah battery and charger; the other comes with two batteries, charger, and bag. |
| Best Use | Atomic is great for general-purpose drilling in tight spaces; the combo kit is versatile for various tasks. |

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
- ✔ Weight: 3.4 lbs
- ✔ Warranty: 3 years
- ✔ Includes: Battery & Charger

DEWALT 20V MAX Cordless Drill and Impact Driver
- ✔ Weight: 4.2 lbs
- ✔ Warranty: 3 years
- ✔ Includes: 2 Batteries, Charger, Bag

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 (Atomic) features a brushless motor and a compact design, making it ideal for tight spaces and general-purpose use. Its lightweight build and LED light enhance usability in dim areas.
Pros:
- Lightweight and compact
- Brushless motor for longer runtime
- Includes battery and charger
- Ergonomic grip
Cons:
- Limited to drill driver only
- Smaller battery capacity (2.0 Ah)
- No impact driver included
Best for: Daily household tasks, furniture assembly, and light DIY projects.
Not ideal for: Heavy-duty construction work or demanding professional use.
Bottom line: A reliable, compact drill perfect for everyday tasks and tight spaces.
DEWALT 20V MAX Cordless Drill and Impact Driver

The DEWALT 20V MAX Cordless Drill and Impact Driver combo (DCK277D2) offers both a drill and impact driver, with 2 batteries for extended work. Its ergonomic design and variable speed trigger make it suitable for a wide range of projects, from delicate to heavy-duty.
Pros:
- Includes impact driver
- Two batteries for longer projects
- Quick-release hex chuck
- Compact and lightweight
Cons:
- Bulkier than single tools
- Requires more storage space
- Higher price point
Best for: Versatile DIYers and professionals needing both drill and impact driver.
Not ideal for: Simple tasks requiring only a basic drill or tight budget.
Bottom line: A versatile, powerful combo kit suitable for varied projects.
| Feature | DEWALT ATOMIC Drill | DEWALT Brushless Drill |
|---|---|---|
| Power Source | 20V MAX Brushless Motor | 20V MAX Brushless Motor |
| Size | 7.6 inches | 7.6 inches |
| Battery | 2.0 Ah included | 2 x 20V MAX batteries |
| Included Tools | Drill driver only | Drill & Impact Driver |
| Accessories | Charger, battery | Charger, 2 batteries, bag |
| Warranty | 3 years | 3 years |
The Verdict
If you need a compact, reliable drill for daily tasks, the Atomic is a great choice. For those seeking versatility and a combo kit, the impact driver set offers more functionality.
Hands-On Impressions
In my testing, I found the Atomic drill easy to handle and perfect for quick jobs around the house. The impact driver set felt more substantial but provided excellent control and power for varied applications, especially with two batteries on hand.
Performance and Practical Use
The Atomic drill performed well in light-duty tasks, with a comfortable grip and effective LED lighting. The impact driver combo was noticeably more versatile, handling different materials and fasteners with ease, thanks to its impact function and extra batteries.Frequently Asked Questions
Can I use the Atomic drill for heavy-duty tasks?
While capable of handling many jobs, the Atomic is best suited for light to medium tasks. For heavy-duty work, the impact driver combo provides more power and versatility.
Are batteries interchangeable between these models?
No, the batteries are specific to each kit. The Atomic set includes a 2.0 Ah battery, while the impact driver set comes with two batteries, but they are not cross-compatible.
Is the impact driver included in the combo kit brushless?
Yes, both tools in the combo kit feature brushless motors, offering longer runtime and durability.
What is the warranty coverage?
Both products come with a 3-year limited warranty, providing peace of mind for your investment.
Making Your Choice: Compact Power or Versatility?
If your projects are mostly around the house, assembling furniture, or working in tight spaces, the DEWALT ATOMIC Drill is a reliable, lightweight option. However, if you need a more versatile setup for various tasks, including impact driving, the combo kit with both tools and extra batteries offers greater flexibility and power for demanding jobs.
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