[HTC Desire] http://www.htc.com/uk/product/desire/specification.html Power & Battery1 Battery type: Rechargeable Lithium-ion battery Capacity: 1400 mAh Talk time: * WCDMA: Up to 390 mins * GSM: Up to 400 mins Standby time2: * WCDMA: Up to 360 hours * GSM: Up to 340 hours
[HTC Desire HD] http://www.htc.com/uk/product/desirehd/specification.html Power & Battery2 Battery type: Rechargeable Lithium-ion battery Capacity: 1230 mAh Talk time: * WCDMA: Up to 320 mins * GSM: Up to 550 mins Standby time3: * WCDMA: Up to 490 hours * GSM: Up to 420 hours
[HTC Desire Z] http://www.htc.com/uk/product/desirez/specification.html Power & Battery2 Battery type: Rechargeable Lithium-ion battery Capacity: 1300 mAh Talk time: * WCDMA: Up to 400 mins * GSM: Up to 590 mins Standby time3: * WCDMA: Up to 430 hours * GSM: Up to 430 hours