Typicallow–mid range capacity batteries are: AA size batteries: 800 – 1300 mAh. AAA size batteries: 400 – 800 mAh. Typical high capacity batteries are: AA size batteries: 1950 - 2700 mAh. AAA size batteries: 950 - 1100 mAh. Devices which require high capacity batteries include remote control cars, digital cameras and some electronic toys. The18650 lithium battery has a diameter of 18mm and a length of 65mm. In comparison, the AA battery (scientifically known as the 14500 battery) has a diameter of 14mm and a length of 50mm. The 18650 battery is substantially larger than an AA battery in size and diameter. Voltage: The voltage is not the same. the 18650 batteries voltage Fromstorm season to medical needs to the holidays, Duracell is the #1 trusted battery brand. Duracell Coppertop All-Purpose alkaline batteries are not only dependable, they’re also long-lasting. You can take comfort in a 10-year guarantee (5-year guarantee for 9V) in storage. Coppertop batteries are available in AA, AAA, C, D and 9V sizes Theyboth have the same cylindrical shape but different dimensions. The AA is taller, wider, and generally larger than their AAA counterparts. Their standard size is 50.5 mm (height) x 14.5 mm (diameter). AAA has a smaller diameter and length to fit in the smallest toys. They measure 44.5 mm (height) x 10.5 mm (diameter). Whatdoes the "LR03 - AAA" designation on my battery package mean? Standards are used to classify batteries. The corresponding IEC classification is LR03, whereas AAA is the same battery but classified according to ANSI. The battery indicator on the equipment is reliable. Details can be found in the instruction manual. Popular questions. Contact. Size There is also a considerable difference among their size; the 18650 battery has more size than 3AAA batteries. It is the major reason that makes them entirely different from using electronic devices. 3AAA battery size 10.5 mm X 45 mm, while the 18650 battery has 18 mm X 65 mm. AAA 1.5: 800: 44.5: 10.5: LR20: D: 1.5: 8500: 61: 33.2: LR44: A76: 1.5: 155: 5.4: 11.6: What are the sizes of button batteries? No, not all button cell batteries are the same size. As mentioned above, button cell batteries come in various sizes and types, and each one is designed for a specific device or purpose. It is essential to choose AAAAA Coin shaped cell batteries; The type of lithium batteries: 14500 lithium battery 16650 lithium battery 18650 lithium battery 21700 lithium battery 26650 lithium battery 32650 lithium battery; 2. Price. Alkaline batteries, crafted from disposable and affordable materials, come at a notably lower price compared to lithium batteries. 42XcQ.