Cr2025 Vs 2025 Battery Difference. They share the same voltage (3v) and diameter (20mm), but key differences lie in their thickness, capacity, and performance, making them. When comparing cr2025 batteries to their close relative, the cr2032, the primary difference lies in their thickness and, consequently, their capacity.

Devices with tight battery compartments specifically designed for a 2.5 mm. On the surface, cr2032 and cr2025 batteries seem nearly identical.