DEWALT 12V MAX/20V MAX Lithium-Ion Battery Charger, 4 Amp (DCB1104) vs DEWALT FlexVolt 9.0Ah Battery (DCB609)
Head-to-head spec comparison to help you pick the right battery for your needs.
Deciding between a genuine pack and a cheaper aftermarket one? Read our honest genuine vs aftermarket batteries guide.Read the guide →
Verdict
It's a Tie
The DEWALT 12V MAX/20V MAX Lithium-Ion Battery Charger, 4 Amp (DCB1104) and DEWALT FlexVolt 9.0Ah Battery (DCB609) are evenly matched — your choice depends on which features matter most to you.
Spec-by-Spec Comparison
| Spec | DEWALT 12V MAX/20V MAX Lithium-Ion Battery Charger, 4 Amp (DCB1104) | DEWALT FlexVolt 9.0Ah Battery (DCB609) |
|---|---|---|
| Platform | 12V MAX | FlexVolt |
| Voltage | 12V MAX | 20V/60V MAX |
| Capacity | 0 Ah | 9 Ah |
| Type | charger | high-output |
| Genuine OEM | Yes | Yes |
| Fuel Gauge | No | No |
| Warranty | 3 years | 3 years |
| Price | $22.97 | $152.49 |
| Rating | 8.7/10 | 8.7/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
DEWALT 12V MAX/20V MAX Lithium-Ion Battery Charger, 4 Amp (DCB1104)
Pros
- Charges both 12V MAX and 20V MAX DeWalt packs from one charger, per the manufacturer listing
- 4 Amp charge rate stated by DeWalt on the listing
- Genuine DeWalt OEM part
- Priced under $25 despite covering two voltage platforms
Cons
- No fuel-gauge or diagnostic display
- We haven't independently timed a charge — 4 Amp is the manufacturer's stated rate, not something we measured
- FlexVolt 60V packs are not listed as compatible
DEWALT FlexVolt 9.0Ah Battery (DCB609)
Pros
- Genuine DEWALT FlexVolt pack backed by DEWALT's 3-year warranty
- FlexVolt design auto-switches between 20V and 60V MAX tools
- High capacity suited to demanding FlexVolt tools like table saws and mowers
Cons
- Premium price point relative to standard 20V MAX packs
- More capacity than needed for light-duty 20V MAX tools
- No fuel gauge readout mentioned for this pack
Our Verdicts
DEWALT 12V MAX/20V MAX Lithium-Ion Battery Charger, 4 Amp (DCB1104)
Covers both of DeWalt's smaller-format platforms in one genuine charger at a fair price — a practical pick if you own both 12V MAX and 20V MAX tools.
DEWALT FlexVolt 9.0Ah Battery (DCB609)
The DCB609 is DEWALT's genuine high-capacity FlexVolt pack — built for the cross-platform 20V/60V lineup, at a real premium over standard 20V MAX batteries.
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