9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack) vs RYOBI ONE+ 18V Fast Charger (PCG004)
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 →
Spec-by-Spec Comparison
| Spec | 9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack) | RYOBI ONE+ 18V Fast Charger (PCG004) |
|---|---|---|
| Platform | FlexVolt | ONE+ 18V |
| Voltage | 20V/60V MAX | 18V |
| Capacity | 9 Ah | 0 Ah |
| Type | high-output | charger |
| Genuine OEM | No | Yes |
| Fuel Gauge | No | No |
| Warranty | 0 years | 3 years |
| Price | $68.39 | $35.91 |
| Rating | 6.5/10 | 8.0/10 |
| Buy on Amazon | Buy on Amazon |
Pros & Cons
9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack)
Pros
- Two 9.0Ah packs for less than the price of one genuine DEWALT DCB609
- Seller lists compatibility across a wide range of DEWALT 20V/60V FlexVolt model numbers
- High per-pack capacity on paper for demanding FlexVolt tools
Cons
- Third-party replacement pack, NOT covered by DEWALT's tool warranty — any tool or battery issue is handled by the third-party seller, not DEWALT
- Buyer must independently verify voltage and platform fit against their specific DEWALT tool before use
- A working buying link is not proof of safety, cell quality, or real-world performance — we have not tested this pack
- No manufacturer-backed warranty; unbranded listing with no verifiable warranty terms
RYOBI ONE+ 18V Fast Charger (PCG004)
Pros
- Genuine Ryobi OEM charger for the ONE+ 18V platform
- Manufacturer markets it as a 'Fast Charger' model
- Affordable at under $40
- Compact single-bay design
Cons
- Currently showing low stock on Amazon — availability may be inconsistent
- No published amp-hour charge rate on the listing beyond the 'fast' branding
- ONE+ 18V only — will not charge Ryobi 40V packs
Our Verdicts
9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack)
A genuine DEWALT FlexVolt pack like the DCB609 remains the safe default; this unbranded 9.0Ah 2-pack is a cheaper aftermarket option but comes with no DEWALT warranty, so verify fit and buyer protections before relying on it.
RYOBI ONE+ 18V Fast Charger (PCG004)
A genuine Ryobi ONE+ charger marketed for faster charging than Ryobi's base charger, though stock has been inconsistent — worth grabbing when available if you're staying within the ONE+ ecosystem.
More Comparisons
9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack) vs Milwaukee M18 REDLITHIUM 5.0Ah Battery (48-11-1850)Milwaukee M18 REDLITHIUM 5.0Ah Battery (48-11-1850) vs RYOBI ONE+ 18V Fast Charger (PCG004)9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack) vs Milwaukee M18 REDLITHIUM Forge HD12.0 BatteryMilwaukee M18 REDLITHIUM Forge HD12.0 Battery vs RYOBI ONE+ 18V Fast Charger (PCG004)9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack) vs Milwaukee M12 REDLITHIUM 2.0Ah Battery (2-Pack) & Charger KitMilwaukee M12 REDLITHIUM 2.0Ah Battery (2-Pack) & Charger Kit vs RYOBI ONE+ 18V Fast Charger (PCG004)DEWALT 20V MAX 5.0Ah Battery (DCB205) vs 9.0Ah Replacement Battery for DEWALT 20V/60V FlexVolt (2-Pack)DEWALT 20V MAX 5.0Ah Battery (DCB205) vs RYOBI ONE+ 18V Fast Charger (PCG004)