DEWALT 20V MAX Compact 2.0Ah Battery (DCB203) vs Milwaukee 48-59-1808 M12 and M18 12V/18V Lithium-Ion Multi-Voltage Rapid Battery Charger
Head-to-head spec comparison to help you pick the right battery for your needs.
Verdict
It's a Tie
The DEWALT 20V MAX Compact 2.0Ah Battery (DCB203) and Milwaukee 48-59-1808 M12 and M18 12V/18V Lithium-Ion Multi-Voltage Rapid Battery Charger are evenly matched — your choice depends on which features matter most to you.
Spec-by-Spec Comparison
| Spec | DEWALT 20V MAX Compact 2.0Ah Battery (DCB203) | Milwaukee 48-59-1808 M12 and M18 12V/18V Lithium-Ion Multi-Voltage Rapid Battery Charger |
|---|---|---|
| Platform | 20V MAX | M18 |
| Voltage | 20V MAX | 18V |
| Capacity | 2 Ah | 0 Ah |
| Type | compact | charger |
| Genuine OEM | Yes | Yes |
| Fuel Gauge | No | No |
| Warranty | 3 years | 5 years |
| Price | $38.95 | $54.89 |
| Rating | 8.4/10 | 8.6/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
DEWALT 20V MAX Compact 2.0Ah Battery (DCB203)
Pros
- Genuine DEWALT pack backed by DEWALT's 3-year warranty
- Compact 2.0Ah size keeps drills and drivers light and balanced
- Lowest-cost genuine-OEM 20V MAX battery in this lineup
- Fits the full 20V MAX tool range
Cons
- 2.0Ah runtime is limited for high-draw tools like saws or grinders
- No fuel gauge on this compact pack
- Not a fit for FlexVolt 60V-only tools
Milwaukee 48-59-1808 M12 and M18 12V/18V Lithium-Ion Multi-Voltage Rapid Battery Charger
Pros
- Charges both M12 and M18 REDLITHIUM packs from one charger, useful if you own tools on both platforms
- Genuine Milwaukee OEM part, not a third-party clone
- Priced under $60, cheaper than buying a dedicated charger for each platform
- Compact footprint for a toolbox or job box
Cons
- Listed as non-retail/bulk packaging — no retail box or included manual
- Manufacturer listing doesn't state charge time or amperage, so we can't quote a speed
- Amazon listing shows check-availability status rather than guaranteed in-stock
Our Verdicts
DEWALT 20V MAX Compact 2.0Ah Battery (DCB203)
The DCB203 is DEWALT's genuine compact 20V MAX pack — the cheapest way into real DEWALT chemistry, best suited to light tools rather than heavy-draw ones.
Milwaukee 48-59-1808 M12 and M18 12V/18V Lithium-Ion Multi-Voltage Rapid Battery Charger
If you run both M12 and M18 tools, one charger that handles both packs is a real convenience — this is a genuine Milwaukee part at a fair price, though stock availability varies.
Milwaukee 48-59-1808 M12 and M18 12V/18V Lithium-Ion Multi-Voltage Rapid Battery Charger
$54.89