It does not.. it is the surface area of the plates that makes the difference.. not the weight.. eg VRLA/AGM will have better performance and longevity over conventional ones.. but it is lighter.
Quote:
Originally Posted by OTG-ZR2
Quick rule of thumb: when comparing the same battery from two different mfg, buy the heavier one. Heavier = more lead which in turn equals a better battery.
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