Panasonic NCR18650-B vs Samsung INR21700-58E
Verdict
The Samsung INR21700-58E costs $4.34 less starting at $2.65. The Panasonic NCR18650-B is lighter at 46 g versus 74 g.
Specification Comparison
| Spec | Panasonic NCR18650-B | Samsung INR21700-58E |
|---|---|---|
| Power & Performance | ||
| Discharge Amps | 6.80 A | 11.00 A+4.2A |
| Nominal Voltage | -- | 3.60 V |
| Physical | ||
| Weight (g) | 46 g-28g | 74 g |
| Length (mm) | 65.0 mm-6mm | 71.0 mm |
| Width (mm) | 18.0 mm-4mm | 22.0 mm |
| Height (mm) | 18.0 mm-4mm | 22.0 mm |
| Features | ||
| Chemistry | Li-ion | Li-ion |
| Other | ||
| Form Factor | 18650 | 21700+3050 |
| Capacity (mAh) | 3400 mAh | 5500 mAh+2100mAh |
| Internal Resistance | -- | 15.60 mΩ |
| Weight | -- | 74.0 g |
| Cell Diameter | -- | 21.78 mm |
| Cell Length | -- | 71.00 mm |
| Pricing | ||
| Lowest Price | $6.99 | $2.65 |
| Sellers in Stock | 4 | 1 |