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There is a certain standard according to which the number of shots with one battery is counted (CIPA standard?). I don´t know what its rules say but I guess the numbers are counted under steady shooting. But shooting takes not much energy. The camera needs power from just being on. So I am not surprised by Your finding, it fits to mine.

 

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58 minutes ago, elmars said:

There is a certain standard according to which the number of shots with one battery is counted (CIPA standard?). I don´t know what its rules say but I guess the numbers are counted under steady shooting. But shooting takes not much energy. The camera needs power from just being on. So I am not surprised by Your finding, it fits to mine.

 

Really?! But other reviews said they can go a full day without an extra battery and without putting the camera to sleep even...and the rating stated usually is fairly modest...but there's no way it's rated at 1700 shots on rangefinder mode & gets to 40% within 3hours and after 100 shots. That would also make it the worst performing battery of all Leica Ms.

There must be something either buggy with the software that's draining power or an issue with the battery...:(

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1 hour ago, shirubadanieru said:

By the way, not sure if anyone else is experiencing this but after reading the reviews I’m surprised. My battery using rangefinder only, while setting it to go to sleep after 5min, and not looking at the screen…is very far from what’s been advertised (1700 SHOTS on rangefinder). I’m getting from 100% to 40% after an afternoon out, shooting about 100 shots in DNG M-Size. What is going on?! :o 

Use LV perhaps. I shot 120 frames the other day solely in LV, switching the camera off between scenes and when I returned home the battery was at 80%. 

That said, this sort of thing happens every time a new M shows up. Best to remember that a brand new battery typically takes a few cycles before it performs maximally. 

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vor 43 Minuten schrieb Tailwagger:

That said, this sort of thing happens every time a new M shows up. Best to remember that a brand new battery typically takes a few cycles before it performs maximally. 

This is one factor. Apart from this I think You may not take the mentioned reports literally. I cannot imagine that thy took photos all day long without pause. What I can say is following:

I have the M11 since August 2021. I did lot of testing and shooting but there was only one day on which the  camera was on the whole day. This was when I rode the Glacier Express, a train in Switzerland, from 9.00 to about 16.30. Lots of photos (hundreds, more I cannot say), all without LV and I didn´t look much on the screen. The battery keeped this up. On Wednesday I took a walk of 1/12 hours, the camera was on all the time, I always used the EVF, I took 80 photos. This took 40 - 45 % battery power.

To sum it up: Battery life is better than in every other M camera. More than twice of the M10. Only the M262 is near to the M11.

But let us both make a little test: Charge the battery to 100 %, then let the camera on (power saving off) and do nothing anymore. After two hours we take a look after the power status.

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5 minutes ago, elmars said:

This is one factor. Apart from this I think You may not take the mentioned reports literally. I cannot imagine that thy took photos all day long without pause. What I can say is following:

I have the M11 since August 2021. I did lot of testing and shooting but there was only one day on which the  camera was on the whole day. This was when I rode the Glacier Express, a train in Switzerland, from 9.00 to about 16.30. Lots of photos (hundreds, more I cannot say), all without LV and I didn´t look much on the screen. The battery keeped this up. On Wednesday I took a walk of 1/12 hours, the camera was on all the time, I always used the EVF, I took 80 photos. This took 40 - 45 % battery power.

To sum it up: Battery life is better than in every other M camera. More than twice of the M10. Only the M262 is near to the M11.

But let us both make a little test: Charge the battery to 100 %, then let the camera on (power saving off) and do nothing anymore. After two hours we take a look after the power status.

ok going to try this now! will report back in 2h! 

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19 minutes ago, elmars said:

To sum it up: Battery life is better than in every other M camera. More than twice of the M10. Only the M262 is near to the M11.

But let us both make a little test

I have no doubt this is true. But sure... battery straight from the charger, menu set to no sleep, in RF mode.

Edited by Tailwagger
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1 hour ago, elmars said:

I need a little longer, perhaps later in the evening.

So it’s been 1h40min roughly since I left it on (power saving off) without taking any shots; screen was of course off and LV was also of course off. I went to pick it up now and the camera body was noticeably warm. The battery depleted 15%, and it’s at 85%.

So without taking any photos and with all camera features turned off for 1h40m…15% battery depletion.  If we add shooting 100 photos during the same period to the equation, I can see that it would probably deplete the battery at a similar rate as it did when I was shooting it early today…I believe I had the camera to go off after 10min as my settings, and I shot around 100 shots, resulting in a 60% depletion…again this is very, very far from the stated 1700 shots on rangefinder mode; with the current results I’m getting, there is just no way I will ever get to 1700 shots on a charge as rated by CIPA, it’s more likely that I’ll get to 170, did they add an extra zero to their results without noticing?! Lol  For reference, I would get over 400 shots with the M9 before needing a battery charge (the CIPA rating was at 350 shots for the M9 so it’s accurate). 

Very interested now to see what comes out of your tests. @jonoslack the battery report in your review, where you stated you left the power savings off and were able to use it extensively during a full day, seem to be very different from what I’m getting. If you get the chance to chime in would love further input. 

Edited by shirubadanieru
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1 minute ago, shirubadanieru said:

So it’s been 1h40min roughly since I left it on (power saving off) without taking any shots; screen was of course off and LV was also of course off. I went to pick it up now and the camera body was noticeably warm. The battery depleted 15%, and it’s at 85%.

So without taking any photos and with all camera features turned off for 1h40m…15% battery depletion.  If we had taking 100 photos to the equation, I can see that it would probably deplete the battery at a similar rate as it did when I was shooting it early today…again this is very, very far from the stated 1700 shots on rangefinder mode; with the current results I’m getting there is just no way I get to 1700, more likely I’ll get to 170, ten times less lol 

Interesting to see what comes out of your tests. @jonoslack the battery report in your review, where you stated you left the power savings off and were able to use it extensively, seem to be very different from what I’m getting. If you get the chance to chime in would love further input. 

Maybe your SD card is making a difference, although I don’t see why it would if the depletion is taking place with the camera in stand by.

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After two hours 70% with a caveat.  I did accidentally fire one shot with the lens cap on. Shut the camera down after about 12 seconds and restarted. At the end of the two hours, I put the camera into S-DNG, fired off 100 shots in high speed continuous.  Camera continued to report 70%.  I've since set the camera back to sleep after a minute with the battery now reporting 65% after a bit more screwing around, deleting files etc.  I'll check it after another hour to see how much further it's drained down.

I dont leave the camera live, just turn it off with sleep mode as a backup in case I forget, a habit I got into due to the poor battery life of the 10/10-R.  The only issue with sleep mode AFAICT is that the shutter closes, so presumably there is a bit more lag when waking up than had the camera just been left on.  Given that, it's not all that clear to me if there's any advantage to setting sleep over simply turning the camera off. 

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Just now, Photoworks said:

I was out shooting in the afternoon for 2 hours , 50 images... camera went to sleep last night and this morning the battery in at 95%, EVF attached .

 

maybe you want to reset camera and try your battery again..

This seems like an accurate battery drain…man hope my camera is not broken..lol 

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4 hours ago, shirubadanieru said:

Really?! But other reviews said they can go a full day without an extra battery and without putting the camera to sleep even...and the rating stated usually is fairly modest...but there's no way it's rated at 1700 shots on rangefinder mode & gets to 40% within 3hours and after 100 shots. That would also make it the worst performing battery of all Leica Ms.

There must be something either buggy with the software that's draining power or an issue with the battery...:(

CIPA number is 700 in RF mode. 1700 is Leica's own number (settings unknown). 

One typical source of battery drain is the connection to the smart phone. Do you have WiFi off on your M11?

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1 hour ago, Tailwagger said:

 I'll check it after another hour to see how much further it's drained down.

An hour and thirty later with the camera in sleep, battery was still at 65%. 

My belief is that just as it was with the M10/R, holding the shutter open is expensive in terms of power. Best strategy for battery life remains either utilizing sleep mode or just shutting the camera off and dealing with the 2 second startup time. 

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As I said: The camera needs power to be just on. Shooting takes not much power but Display and EVF. If this is so and the battery drains 10 % per hour, You can photograph about ten hours. This is much and I don´t think that Jono meant 24 hours.

My drain test has not ended. I report later.

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