# item.guide
Side-by-Side Comparison Button Cells

CR1616 vs. CR2477

Comparing 2 standards across 4 specifications. 2 key differences identified.

Comparing:
CR1616
CR2477

A CR1616 coin cell is a 3.0V Lithium Manganese Dioxide battery measuring 16.0mm in diameter and 1.6mm in thickness. Its slim, compact size makes it a common choice for car key remotes and other small keyless-entry fobs.

View full CR1616 spec sheet →

A CR2477 coin cell is a 3.0V Lithium Manganese Dioxide battery measuring 24.5mm in diameter and 7.7mm in thickness -- the largest-capacity cell in the common CR-series lithium coin cell line. Its size suits devices needing extended runtime from a single coin-shaped cell, such as larger remote controls and industrial sensors.

View full CR2477 spec sheet →

Specification Comparison Table

4 Parameters
Parameter / Spec
Diameter
16.00 mm 24.50 mm
Height
1.60 mm 7.70 mm
Nominal Operating Voltage
3.00 V 3.00 V
Chemistry
Lithium Manganese Dioxide Lithium Manganese Dioxide