# Which power drill has the longest battery life? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which power drill has the longest battery life?

## Products

### DeWalt Atomic 20V MAX Brushless Drill/Driver DCD794D1
```yaml
product: dewalt-atomic-20v-max-brushless-drill-driver-dcd794d1
brand: DeWalt
price_gbp: 132.42
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
speed: 0 - 450 / 0 - 1,650 RPM
weight: 2.75 lbs
voltage: 20V
wattage: 404 UWO
chuck_size: 1/2 in
clutch_settings: 15
```

- **Price:** £132.42 [^1]
- **Summary:** The DeWalt Atomic DCD794D1 is a compact brushless cordless drill/driver with a 1/2 in ratcheting chuck, two-speed transmission, 15 clutch settings, and an LED work light. It includes a 2.0Ah 20V MAX battery and charger, making it suitable for DIY users and professionals working in tight spaces.
- **Ideal For:** It suits the question 'Which power drill has the longest battery life?' because the kit includes a 2.0Ah battery and the drill is compatible with the wider DeWalt 20V MAX battery system, allowing use of higher-capacity replacement batteries.
- **Additional Sources:** [^2]

---
## References & Sources
[^1]: The Home Depot, accessed 2026-09-05. https://www.homedepot.com/p/DEWALT-Atomic-20V-Lithium-Ion-Cordless-Compact-1-2-in-Drill-Driver-Kit-with-2-0Ah-Battery-and-Charger-DCD794D1/322138372
[^2]: Burns Power Tools, accessed 2026-09-05. https://www.burnstools.com/dcd794d1-20v-atomic-compact-drill-kit