35.3% more mAH battery than Blackberry Curve 8520. More battery capacity reduces the need to charge your battery again. (1150 mAH, Li-ion vs. 850 mAH, Li-ion)
4.0 grams Lighter than Blackberry Curve 8520. light weight phone is easy to hold and can kept in your pocket for long time. (102 grams vs. 106 grams)
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