When it comes to powering your devices, choosing the right battery size is crucial for performance and longevity. The correct size ensures efficiency, but selecting the wrong one can lead to poor performance or even damage. From small gadgets to larger equipment, understanding battery sizes impacts how well your devices function.
Battery Size Chart
Popular Battery types and their Size
| Battery Size | Dimensions (mm) | Dimensions (in) | Weight (g) | Weight (oz) | Common Usage |
|---|---|---|---|---|---|
| AA | 50mm x 14mm | 1.97″ x 0.55″ | 23 | 0.81 | Flashlights, portable radios, wireless mice |
| AAA | 44mm x 10.5mm | 1.73″ x 0.41″ | 11 | 0.39 | TV remote controls, laser pointers, film cameras |
| C | 50mm x 26mm | 1.97″ x 1.02″ | 46 | 1.62 | Lanterns, portable radios |
| D | 61mm x 33mm | 2.40″ x 1.30″ | 85 | 3.00 | Flashlights, portable radios |
| 9V | 48mm x 26.5mm x 17mm | 1.89″ x 1.04″ x 0.67″ | 46 | 1.62 | Smoke detectors, handheld radios |
Battery Size chart (including rechargeable batteries)
| SIZE | DIAMETER | HEIGHT | WEIGHT | ANOTHER DENOMINATION | Size IEC |
| YYYY | 8.4 mm | 40.5 mm | 6.5 g | ||
| 1/2 AAA | 10.0 mm | 22.0 mm | 5.3 g | ||
| 2/3 AAA | 10.0 mm | 29.0 mm | 7.3 g | ||
| 4/5 AAA | 10.5 mm | 36.0 mm | 9.3 g | ||
| AAA | 10.5 mm | 45.0 mm | 13 g | AAA, R03, AM4, MN2400, SP/out, mic, KR03 | 11/45 |
| 1/3 N | 11.5 mm | 11.5 mm | 3.5 g | ||
| 1/2 N | 11.5 mm | 18.0 mm | 5.3 g | ||
| N | 11.5 mm | 29.0 mm | 8.6 g | LR1, AM5, MN91000, Lady | 12/30 |
| AA | 14.5 mm | 48.0 mm | 26 g | LR6, R6, AM3, MN1500, SP/HP7, Mignon, KR6 | 15/49 |
| 1/2 TO THE | 17.0 mm | 22.0 mm | 14 g | ||
| 2/3 TO THE | 17.0 mm | 28.7 mm | 22 g | 17/29 | |
| 4/5 TO THE | 17.0 mm | 43.0 mm | 31 g | 4/5 AE | 17/43 |
| TO THE | 17.0 mm | 50.0 mm | 37 g | AE, HAS | 17/50 |
| 4/3 TO THE | 17.0 mm | 67.5 mm | 62 g | 4/3 A, 4/3 FA | 17/67 |
| 6F22 | 17.5 mm | 48.5 mm | 39 g | PP3, 6LR61, 6 AM 6, MN1604, E-Block | |
| 4/5 SC | 23.0 mm | 34.0 mm | 46 g | 4/5 CS | 23/34 |
| SC | 23.0 mm | 43.0 mm | 53 g | CS | 23/43 |
| C | 25.5 mm | 50.0 mm | 72 g | LR14, R14, AM2, MN1400, SP/HP11, Baby | 26/50 |
| D | 32.0 mm | 61.0 mm | 140 g | LR20, AM1, R20, MN1300, SP/HP2, Mono, KR20 | 33/62 |
| F | 33.0 mm | 91.0 mm | 230 g | 33/91 |
| Reference | Common name | Voltage (V) | |||
| IEC | ANSI | Alkaline battery | Lithium battery | Accumulator | |
| (L)R01 | N | Lady | 1.5 V | 3.6 V | 1.2 V |
| (L)R03 | AAA | Micro | 1.5 V | 3.6 V | 1.2 V |
| (L)R6 | AA | Cute | 1.5 V | 3.6 V | 1.2 V |
| (L)R14 | C | Baby | 1.5 V | 3.6 V | 1.2 V |
| (L)R20 | D | Mono | 1.5 V | 3.6 V | 1.2 V |
| 3 (L) R12 | 1203 | — | |||
| 6 (L) F22 | PP3 | E block | 9 V | 9 V | 7.2 V; 8.4 V; 9.6 |
Cylindrical Battery size chart
| SIZE | DIAMETER | HEIGHT | WEIGHT | ANOTHER DENOMINATION | Size IEC |
| YYYY | 8.4 mm | 40.5 mm | 6.5 g | ||
| 7/5 YYYY | 8.4 mm | 66.0 mm | 10.5 g | ||
| 1/4 AAA | 10.0 mm | 10.5 mm | 2.4 g | ||
| 1/3 AAA | 10.0 mm | 13.5 mm | 3.3 g | ||
| 1/2 AAA | 10.0 mm | 22.0 mm | 5.3 g | ||
| 2/3 AAA | 10.0 mm | 29.0 mm | 7.3 g | ||
| 4/5 AAA | 10.5 mm | 36.0 mm | 9.3 g | ||
| AAA | 10.5 mm | 45.0 mm | 13 g | AAA, R03, AM4, MN2400, SP/out, mic, KR03 | 11/45 |
| 5/4 AAA | 10.5 mm | 50.0 mm | 15 g | ||
| 5/3 AAA | 10.5 mm | 67.5 mm | 19 g | ||
| 1/3 N | 11.5 mm | 11.5 mm | 3.5 g | ||
| 1/2 N | 11.5 mm | 18.0 mm | 5.3 g | ||
| N | 11.5 mm | 29.0 mm | 8.6 g | LR1, AM5, MN91000, Lady | 12/30 |
| 1/3 AA | 14.5 mm | 16.5 mm | 7 g | 15/18 | |
| 2/3 AA | 14.5 mm | 29.0 mm | 15 g | 15/30 | |
| 4/5 AA | 14.5 mm | 42.5 mm | 22 g | 15/43 | |
| AA | 14.5 mm | 48.0 mm | 26 g | LR6, R6, AM3, MN1500, SP/HP7, Mignon, KR6 | 15/49 |
| 7/5 AA | 14.5 mm | 65.0 mm | 36 g | ||
| 1/2 TO THE | 17.0 mm | 22.0 mm | 14 g | ||
| 2/3 TO THE | 17.0 mm | 28.7 mm | 22 g | 17/29 | |
| 4/5 TO THE | 17.0 mm | 43.0 mm | 31 g | 4/5 AE | 17/43 |
| TO THE | 17.0 mm | 50.0 mm | 37 g | AE, HAS | 17/50 |
| 4/3 TO THE | 17.0 mm | 67.5 mm | 62 g | 4/3 A, 4/3 FA | 17/67 |
| 6F22 | 17.5 mm | 48.5 mm | 39 g | PP3, 6LR61, 6 AM 6, MN1604, E-Block | |
| 5/4 IN THE | 18.0 mm | 67.0 mm | 66 g | 18670 | |
| 7/5 TO THE | 18.0 mm | 67.0 mm | 52 g | 7/5 AE | |
| 4/5 SC | 23.0 mm | 34.0 mm | 46 g | 4/5 CS | 23/34 |
| SC | 23.0 mm | 43.0 mm | 53 g | CS | 23/43 |
| 5/4 SC | 23.0 mm | 50.0 mm | 58 g | 5/4 CS | |
| 1/2 C | 25.5 mm | 24.0 mm | 37 g | ||
| C | 25.5 mm | 50.0 mm | 72 g | LR14, R14, AM2, MN1400, SP/HP11, Baby | 26/50 |
| 2/3 D | 32.0 mm | 43.0 mm | 37 g | 33/44 | |
| D | 32.0 mm | 61.0 mm | 140 g | LR20, AM1, R20, MN1300, SP/HP2, Mono, KR20 | 33/62 |
| F | 33.0 mm | 91.0 mm | 230 g | 33/91 | |
| M | 43.0 mm | 91.0 mm | 400 g | SF | 44/91 |
Prismatic Battery size table
| SIZE | WIDTH | LENGTH | THICKNESS | Size IEC |
| HF 15/08/41 | 14.5 mm | 48.2 mm | 7 mm | 15/08/49 |
| HF 15/09/49 | 14.5 mm | 48.2 mm | 8 mm | 15/09/49 |
| HF 18/07/36 | 17.3 mm | 35.7 mm | 6 mm | 36-07-18 |
| xF 18/07/36 | 17.3 mm | 48.2 mm | 6 mm | 36-07-18 |
| KF 18/07/41 | 17.3 mm | 40.2 mm | 6 mm | 18/07/41 |
| xF 18/09/49 | 17.3 mm | 48.2 mm | 8 mm | 18/09/49 |
| xF 18/07/68 | 17.3 mm | 67.3 mm | 6 mm | 18/07/68 |
| KF 18/09/68 | 17.3 mm | 67.3 mm | 8 mm | 18/09/68 |
| xF 18/11/68 | 17.3 mm | 67.3 mm | 10 mm | 18/11/68 |
| xF 18/18/68 | 17.3 mm | 67.3 mm | 17 mm | 18/18/68 |
| HF 11/23/68 | 22.7 mm | 67.3 mm | 10 mm | 23/11/68 |
| xF 15/23/68 | 22.7 mm | 67.3 mm | 14 mm | 15-23-68 |
Battery size chart for button cells format
| Names | Typical capacity (mAh) | Standard discharge current (mA) | Dimensions d × h (mm) | |
|---|---|---|---|---|
| IEC | ANSI | |||
| CR927 | 30 | 9.5 × 2.7 | ||
| CR1025 | 5033LC | 30 | 0.1 | 10 × 2.5 |
| CR1130 | 70 | 0.1 | 11.5 × 3.0 | |
| CR1216 | 5034LC | 25 | 0.1 | 12.5 × 1.6 |
| CR1220 | 5012LC | 35–40 | 0.1 (CR) 0.03 (BR) | 12.5 × 2.0 |
| CR1225 | 5020LC | 50 | 0.2 | 12.5 × 2.5 |
| CR1616 | 50–55 | 0.1 | 16 × 1.6 | |
| CR1620 | 5009LC | 75–78 | 0.1 | 16 × 2.0 |
| CR1632 | 140 (CR) 120 (BR) | 0.1 (CR) 0.03 (BR) | 16 × 3.2 | |
| CR2012 | 55 | 0.1 | 20 × 1.2 | |
| CR2016 | 5000LC | 90 | 0.1 (CR) 0.03 (BR) | 20 × 1.6 |
| CR2020 | 115–125 | 20 × 2 | ||
| CR2025 | 5003LC | 160–165 | 0.2 | 20 × 2.5 |
| CR2032 | 5004LC | 225 (CR) 190 (BR) | 0.2 (CR) 0.03 (BR) | 20 × 3.2 |
| CR2040 | 280 | 20 × 4.0 | ||
| CR2050 | 350 | 20 × 5.0 | ||
| CR2320 | 110–175 | 23 × 2 | ||
| CR2325 | 165–210 | 23 × 2.5 | ||
| CR2330 | 265 (CR) 255 (BR) | 0.2 (CR) 0.03 (BR) | 23 × 3.0 | |
| BR2335 | 165 (BR) | 23 × 3.5 | ||
| CR2354 | 560 | 0.2 | 23 × 5.4 | |
| CR2412 | 100 | 0.2 | 24.5 × 1.2 | |
| CR2430 | 5011LC | 270–290 | 24.5 × 3.0 | |
| CR2450 | 5029LC | 610–620 | 24.5 × 5.0 | |
| CR2477 | 1000 | 0.2 | 24.5 × 7.7 | |
| CR3032 | 500–560 (CR) 500 (BR) | 0.1–0.2 (CR) 0.03 (BR) | 30.0 × 3.2 | |
| CR11108 | 160 | 11.6 × 10.8 |
Battery size by type, dimensions, weight and their usage
| Battery Type | Battery Size | Dimensions | Weight (g) | Usage |
|---|---|---|---|---|
| Alkaline | AA, AAA, C, D, 9V | 50mm x 14mm (AA) | 23 (AA) | Flashlights, remote controls, toys |
| Lithium Ion | Varies | 18mm x 65mm (18650) | 45 (18650) | Smartphones, laptops, cameras |
| Lead-Acid | Varies | 330mm x 175mm x 190mm | 20-30 kg | Automobiles, backup power systems |
| Nickel-Cadmium | AA | 50mm x 14mm (AA) | 33 (AA) | Cordless power tools, handheld radios |
| Nickel-Metal Hydride | AA | 50mm x 14mm (AA) | 25 (AA) | Portable electronic devices, hybrid and electric vehicles |
How to Choose the Right Battery Size
Selecting the appropriate battery size ensures optimal performance and prevents damage to your devices. To choose the right size, consider factors like device requirements, energy capacity, and voltage compatibility.
While a larger battery may last longer, it could be too bulky. Conversely, a smaller battery might save space but may not provide enough power. Reading manufacturer recommendations and battery labels helps you avoid mismatches and ensures your device operates efficiently.
Balancing these factors is key to finding the best battery size for your needs, making it important to consider the long-term impact of your choice.
Troubleshooting Common Battery Issues
Even with the correct battery size, you may encounter issues that can affect performance. Common problems include leakage, short lifespan, or poor performance. For instance, high-capacity batteries might offer longer use but could be more prone to leakage if stored improperly.
On the other hand, low-capacity batteries might run out quickly, causing frequent replacements. To prevent these issues, store batteries in a cool, dry place, and regularly check for signs of wear. Balancing battery type and storage conditions can be challenging, but understanding these trade-offs is essential. Addressing these concerns helps ensure your devices run smoothly and safely.
FAQ
How do I know which battery size my device needs?
Answer: Check the device’s user manual or look for the battery compartment label. Manufacturers typically list the required battery size. If unsure, refer to the battery size chart in the blog post for guidance on matching the correct size to your device.
Can I use a different battery size if it fits in my device?
Answer: It’s not recommended to use a different size, even if it fits. Different battery sizes may have varying voltage and capacity, which can damage your device or result in poor performance. Always use the battery size specified by the manufacturer.
Why is my device not working even with the correct battery size?
Answer: If your device isn’t working, it could be due to low battery power, corrosion in the battery compartment, or a loose connection. Try replacing the battery with a fresh one, cleaning the contacts, and ensuring the battery is properly inserted.