# Which brand offers the most reliable camera batteries? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

Which brand offers the most reliable camera batteries?

## Products

### Power2000 NP-BX1 3.6V 1600mAh Rechargeable Lithium-Ion Battery
```yaml
product: power2000-np-bx1-3-6v-1600mah-rechargeable-lithium-ion-battery
brand: Power2000
price_gbp: 14.74
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Power2000
voltage: 3.6V
capacity: 1600mAh
charge_time: More than 1 hour
compatibility: Sony NP-BX1 devices
```

- **Price:** £14.74 [^1]
- **Summary:** This rechargeable lithium-ion battery provides 1600mAh capacity at 3.6V and uses memory-free technology. It suits photographers and videographers who need a higher-capacity replacement or spare battery for compatible Sony cameras and action cameras.
- **Ideal For:** Power2000 suits the search for a reliable camera-battery brand because this model offers 1600mAh capacity, 3.6V output, rechargeable lithium-ion construction, and memory-free charging technology for compatible Sony cameras.

### Sony NP-BX1/M8 3.6V 1240mAh Rechargeable Lithium-Ion Battery
```yaml
product: sony-np-bx1-m8-3-6v-1240mah-rechargeable-lithium-ion-battery
brand: Sony
price_gbp: 33.25
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Sony
voltage: 3.6 VDC
capacity: 1240 mAh
dimensions: 1.2 x 0.4 x 1.7 in
compatibility: Sony Cyber-shot DSC-RX100, DSC-RX100 II, DSC-RX100 III, DSC-RX100 IV, DSC-RX1, DSC-RX1R, DSC-HX300, DSC-HX50V, DSC-WX300, DSC-HX400V; Sony Action Cam FDR-X1000V, HDR-AS200V, HDR-AS100, HDR-AS30V, HDR-AS20, HDR-AS10, HDR-AS15
```

- **Price:** £33.25 [^2]
- **Summary:** This rechargeable lithium-ion battery provides 1240 mAh of capacity at 3.6 VDC in a compact 1.2 x 0.4 x 1.7 in design. It suits owners of compatible Sony Cyber-shot cameras and Action Cam camcorders who want an original replacement or spare battery.
- **Ideal For:** Sony offers a reliable camera-battery option here because this genuine Sony battery provides a specified 1240 mAh capacity, 3.6 VDC output, and compatibility with numerous Sony cameras and Action Cam camcorders.
- **Additional Sources:** [^3], [^4]

### Sony NP-FZ100 Rechargeable Lithium-Ion Replacement Battery
```yaml
product: sony-np-fz100-rechargeable-lithium-ion-replacement-battery
brand: Sony
price_gbp: 66.57
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
brand: Sony
voltage: 7.2 V
capacity: 2280 mAh
dimensions: 1.5 x 0.9 x 2.0 in
compatibility: Sony a1, a9, a7R III, a7 III, a9 II, a7R IV, a7S III, a7C, a7 IV, a6600, a6700, FX3, FX30, ZV-E1 and compatible cameras
```

- **Price:** £66.57 [^5]
- **Summary:** The Sony NP-FZ100 is a rechargeable lithium-ion camera battery with 2280 mAh capacity, 7.2 V output, and InfoLITHIUM technology for displaying remaining charge. It suits Sony mirrorless camera users who need a high-capacity replacement battery with broad compatibility.
- **Ideal For:** Sony offers a reliable camera battery option because the NP-FZ100 provides 2280 mAh capacity, 7.2 V output, InfoLITHIUM charge monitoring, and compatibility with numerous Sony mirrorless cameras.
- **Additional Sources:** [^6], [^7]

---
## References & Sources
[^1]: Best Buy, accessed 2026-09-13. https://www.bestbuy.com/site/searchpage.jsp?id=pcat17071&st=np-bx1
[^2]: Reef Photo & Video, accessed 2026-09-13. https://reefphoto.com/products/sony-np-bx1-m8-li-ion-battery-for-rx100
[^3]: B&H Photo Video, accessed 2026-09-13. https://www.bhphotovideo.com/c/product/983888-REG/sony_npbx1_m8_np_bx1_rechargeable_battery_pack.html
[^4]: Precision Camera and Video, accessed 2026-09-13. https://www.precision-camera.com/sony-np-bx1-m8-li-ion-battery/
[^5]: Sony, accessed 2026-09-13. https://electronics.sony.com/imaging/imaging-accessories/interchangeable-lens-camera-accessories/p/npfz100
[^6]: Best Buy, accessed 2026-09-13. https://www.bestbuy.com/product/rechargeable-lithium-ion-replacement-battery-for-sony-9-7r-iii-and-7-iii-series/J7XSRH4C7L
[^7]: Precision Camera, accessed 2026-09-13. https://www.precision-camera.com/sony-np-fz100-li-ion-battery/