[Xperia Z2 General] Haldi4803:
Downclocking & Battery life

These four tests are made with a different MAX CPU clock set in Faux123 app

2265 Mhz (Stock)

1497 Mhz

1036 Mhz

652 Mhz

Brightness was set to manual minimum

Battery Test NR: 21

Modified Stock Rom 402 + Doomkernel v09

Qualcom mp_decision Hotplug, ondemand governor, Trepn Profiler running (BatteryPower only!)

10 Minute Test, "normal" preset

2265mhz MAX clock

Core 0	Core 1	Core 2	Core 3
300000	16.72 %	0.13 %	0.44 %	18.01 %
422400	1.68 %	0.04 %	0.17 %	1.54 %
652800	2.95 %	0.05 %	0.21 %	2.79 %
729600	0.72 %	0.01 %	0.05 %	0.68 %
883200	0.82 %	0.01 %	0.10 %	0.86 %
960000	21.14 %	1.50 %	4.80 %	24.79 %
1036800	0.48 %	0.04 %	0.07 %	0.44 %
1190400	36.56 %	1.00 %	5.17 %	32.92 %
1267200	0.70 %	0.01 %	0.23 %	0.59 %
1497600	1.23 %	0.08 %	0.34 %	1.41 %
1574400	7.03 %	0.43 %	1.79 %	6.50 %
1728000	0.41 %	0.00 %	0.14 %	0.31 %
1958400	0.60 %	0.02 %	0.12 %	0.60 %
2265600	8.95 %	0.59 %	1.80 %	8.55 %
2457600	0.00 %	0.00 %	0.00 %	0.00 %
Total Online	100.00%	3.90 %	15.43 %	99.99 %
Total Offline	0.00 %	96.10 %	84.57 %	0.01 %

Batterydrain: Average: 435.55mA Total: 73.73mAh

Battery Test NR: 22

Modified Stock Rom 402 + Doomkernel v09

Qualcom mp_decision Hotplug, ondemand governor, Trepn Profiler running (BatteryPower only!)

10 Minute Test, "normal" preset

1497mhz MAX clock

Core 0	Core 1	Core 2	Core 3
300000	17.99 %	0.12 %	0.64 %	17.81 %
422400	1.35 %	0.03 %	0.26 %	1.66 %
652800	2.90 %	0.04 %	0.41 %	2.86 %
729600	0.69 %	0.00 %	0.07 %	0.65 %
883200	0.80 %	0.02 %	0.13 %	0.67 %
960000	21.26 %	2.48 %	7.22 %	26.93 %
1036800	0.40 %	0.04 %	0.19 %	0.53 %
1190400	39.36 %	1.20 %	6.42 %	34.88 %
1267200	0.36 %	0.04 %	0.15 %	0.55 %
1497600	14.90 %	0.75 %	4.50 %	13.48 %
1574400	0.00 %	0.00 %	0.00 %	0.00 %
1728000	0.00 %	0.00 %	0.00 %	0.00 %
1958400	0.00 %	0.00 %	0.00 %	0.00 %
2265600	0.00 %	0.00 %	0.00 %	0.00 %
2457600	0.00 %	0.00 %	0.00 %	0.00 %
Total Online	100.00%	4.71 %	20.00 %	100.03 %
Total Offline	0.00 %	95.29 %	80.00 %	-0.03 %

Batterydrain: Average: 418.12mA Total: 71.07mAh

Battery Test NR: 23

Modified Stock Rom 402 + Doomkernel v09

Qualcom mp_decision Hotplug, ondemand governor, Trepn Profiler running (BatteryPower only!)

10 Minute Test, "normal" preset

1036Mhz MAX clock

Core 0	Core 1	Core 2	Core 3
300000	15.25 %	0.00 %	0.29 %	14.85 %
422400	1.26 %	0.00 %	0.15 %	1.20 %
652800	2.65 %	0.00 %	0.14 %	2.26 %
729600	0.64 %	0.00 %	0.08 %	0.46 %
883200	0.65 %	0.00 %	0.04 %	0.44 %
960000	25.04 %	0.00 %	10.19 %	33.67 %
1036800	54.51 %	0.00 %	10.62 %	47.14 %
1190400	0.00 %	0.00 %	0.00 %	0.00 %
1267200	0.00 %	0.00 %	0.00 %	0.00 %
1497600	0.00 %	0.00 %	0.00 %	0.00 %
1574400	0.00 %	0.00 %	0.00 %	0.00 %
1728000	0.00 %	0.00 %	0.00 %	0.00 %
1958400	0.00 %	0.00 %	0.00 %	0.00 %
2265600	0.00 %	0.00 %	0.00 %	0.00 %
2457600	0.00 %	0.00 %	0.00 %	0.00 %
Total Online	100.00%	0.00 %	21.52 %	100.02 %
Total Offline	0.00 %	100.00 %	78.48 %	-0.02 %

Batterydrain: Average: 401.53mA Total: 68.21mAh

Battery Test NR: 24

Modified Stock Rom 402 + Doomkernel v09

Qualcom mp_decision Hotplug, ondemand governor, Trepn Profiler running (BatteryPower only!)

10 Minute Test, "normal" preset

652Mhz MAX clock

Core 0	Core 1	Core 2	Core 3
300000	13.31 %	0.00 %	1.51 %	13.85 %
422400	1.12 %	0.00 %	0.43 %	1.11 %
652800	85.57 %	0.00 %	39.52 %	85.04 %
729600	0.00 %	0.00 %	0.00 %	0.00 %
883200	0.00 %	0.00 %	0.00 %	0.00 %
960000	0.00 %	0.00 %	0.00 %	0.00 %
1036800	0.00 %	0.00 %	0.00 %	0.00 %
1190400	0.00 %	0.00 %	0.00 %	0.00 %
1267200	0.00 %	0.00 %	0.00 %	0.00 %
1497600	0.00 %	0.00 %	0.00 %	0.00 %
1574400	0.00 %	0.00 %	0.00 %	0.00 %
1728000	0.00 %	0.00 %	0.00 %	0.00 %
1958400	0.00 %	0.00 %	0.00 %	0.00 %
2265600	0.00 %	0.00 %	0.00 %	0.00 %
2457600	0.00 %	0.00 %	0.00 %	0.00 %
Total Online	100.00%	0.00 %	41.46 %	100.00 %
Total Offline	0.00 %	100.00 %	58.54 %	0.00 %

Batterydrain: Average: 375.57mA Total: 63.22mAh

You can find the screenshots of Stats from Trepn profiler in this Album

So, going over the Battery savings again.

2265mhz uses 435.55mA 100% for a 3200mAh Battery = 7h 21min

1497mhz uses 418.12mA 96% for a 3200mAh Battery = 7h 39min

1036mhz uses 401.53mA 92% for a 3200mAh Battery = 7h 58min

Is it worth cripling your phone ? your decision!