Camera - Low Light Evaluation - Night Sight

Low-light capture was a forte for Huawei this year, as they were the first to introduce a low-light mode that was able to capture vastly superior exposure shots without having to use a tripod. The results on the P20’s were excellent, so let’s see how the new Mate 20’s fare.

Click for full image
Mate 20Pro     ] - Mate 20   ] - P20Pro   ]
P20   ] - Mate 10Pro   ] - [ Pixel 3 ] - [ Pixel 2 ]
[ Pixel XL ] - [ iPhone XS ] - [ iPhone X ] - [ Note9 ] - [ S9+ ] - [ S8 ]
 [ LG G7 ] - [ LG V30 ] - [ OnePlus 6 ] - [ OPPO FindX ] - [ MIX2S ]

In the first scene, the Mate 20 Pro goes off to a bad start as noted focus issues when capturing the scene. Here the phone multiple times took out of focus captures, with none of my night mode shots actually ending up in focus. In the regular mode, the Mate 20 Pro’s camera switches over to its unique high ISO mode and is able to deliver great results at ISO25600. We have to remember that the phones don’t actually have OIS, so again like on the P20 Pro this is quite remarkable. Also a big change compared to the P20 Pro is the colour rendition, here the Mate 20 Pro is able to extract much better colours out of the scene, and all while reducing noise significantly.

The Mate 20’s regular mode isn’t all that impressive as pretty much in line with how most sensors behave in low light. Here turning on Night mode is a requirement, and greatly improves the picture quality.

Google’s new Night Sight mode outmatches Huawei’s phones in terms of light capture, noise and detail retention, however the images is so bright that it’s less natural than the Mate’s results.

Click for full image
Mate 20Pro   ] - Mate 20    ] - P20Pro   ] - P20   ]
Mate 10Pro  ] - [ Pixel 3 ] - [ Pixel 2 ] - [ Pixel XL ]
[ iPhone XS ] - [ iPhone X ] - [ Note9 ] - [ S9+ ] - [ S8 ]
[ LG G7 ] - [ LG V30 ] - [ OnePlus 6 ] - [ OPPO FindX ] - [ MIX2S ]

The second scene the Mate 20 Pro does a very different exposure to the P20 Pro, the latter did a much more accurate representation of the brightness and colour temperature of the sodium street lamps. Turning on night mode improved things a lot for both phones.

Overall the Mate 20’s are among the best low light shooters thanks to night mode, only recently dethroned by Google’s Pixel phones.

Click for full image
Mate 20Pro    ] - Mate 20   ] - P20   ]
Mate 10Pro   ] - [ Pixel 3 ] - [ Pixel 2 ] - [ Pixel XL ]
iPhone XS ] - [ iPhone X ] - [ Note9 [ S9+ ] - [ S8 ]
[ LG V30 ] - [ OnePlus 6 ] - [ OPPO FindX ]

The next scene the Mate 20 Pro varies in its results while in auto mode. The first shot has better dynamic range and also better detail retention, here Huawei needs a way to keep things more consistent. The regular mode on the Mate 20 is also good, although it’s lacking in texture detail as well showing some very weird blur in the right part of the image. Here I think the lack of OIS is hampering the phones.

Turning on night mode again improves the quality, but again the regular Mate 20 is giving out some blurred results here as its multi-frame stacking doesn’t seem to work correctly.

I would say the Mate 20 Pro along with the Pixel’s Night Sight modes are leading closely together.

Click for full image
Mate 20Pro   ] - Mate 20   ] - P20Pro   ] - P20   ]
Mate 10Pro   ] - [ Pixel 3 ] - [ Pixel 2 ] - [ Pixel XL ]
[ iPhone XS ] - [ iPhone X ] - [ Note9 ] - [ S9+ ] - [ S8 ]
[ LG G7 ] - [ LG V30 ] - [ OnePlus 6 ] - [ OPPO FindX ] - [ MIX2S ]

Partial blurriness is again an issue of the Mate 20 in this scene. The Mate 20 Pro doesn’t have any issue in this regard, and captures the best regular mode shot among all phones.

Switching to night mode, it brightens up things for both units, and also resolves the blurriness issue on the Mate 20. Although Huawei’s phones are showcasing more realistic exposures, the Pixel phones night mode outclass them in terms of detail retention.

Click for full image
Mate 20Pro   ] - Mate 20   ] - P20Pro   ] - P20   ]
Mate 10Pro   ] - [ Pixel 3 ] - [ Pixel 2 ] - [ Pixel XL ]
[ iPhone XS ] - [ iPhone X ] - [ Note9 ] - [ S9+ ] - [ S8 ]
[ LG G7 ] - [ LG V30 ] - [ OnePlus 6 ] - [ OPPO FindX ] - [ MIX2S ]

This scene again showcases some big blur issues on the regular Mate 20’s auto shots that are only resolved by turning on night mode. The Mate 20 Pro’s auto mode here produces the most natural result out of all phones.

In night mode, things brighten up a bunch, and Huawei manages much better results than other devices, but is yet again beat by Google’s new software.

Extreme low-light

Extreme low light scenarios is something as early as last year we wouldn’t have expected phones to be viable in. Again I started shooting such scenes earlier in the year when Huawei made its Night mode usable without a tripod – along with vendors like LG introducing pixel binning modes that quadruple the light capture of the sensors.

Click for full image
Mate 20Pro   ] - Mate 20   ] - P20Pro   ] - P20   ]
Mate 10Pro  ] - [ Pixel 3 ] - [ Pixel 2 ] - [ Pixel XL ]
 [ iPhone XS ] - [ iPhone X [ Note9 ] - [ S9+ ] - [ S8 ]
 [ LG G7 ] - [ LG V30 ] - [ OnePlus 6 ] - [ OPPO FindX ] - [ MIX2S ]

In extreme low light scenarios, the Huawei phones were in a league of their own until just very recently. The Mate 20 Pro in its regular mode relies on ISO25600 to achieve a very good shot, beating all other phones including the P20Pro. The Mate 20 doesn’t fare as well here as its sensor just can’t capture enough light.

In night mode, the Mate 20 Pro gains in sharpness and sheds some of the noise, and the Mate 20 now manages to sufficiently light up the scene, although sharpness and detail aren’t too good. Although the Huawei again have a better natural reproduction of the light in the scene, Google’s night sight just produces a just ridiculously brighter scene that offers significantly better details.

Click for full image
[ Mate 20Pro ] - [ Mate 20 ] - [ P20Pro ] - [ Mate 10Pro ]
Pixel 3   ] - Pixel 2    ] - Pixel XL    ]
[ iPhone XS ] - [ iPhone X ] - [ Note9 ] - [ S9+ ] - [ S8 ]
[ LG G7 ] - [ LG V30 ] - [ OnePlus 6 ] - [ OPPO FindX ] - [ MIX2S ]

Finally, in the darkest possible conditions, in a path under the light of the moon, the Mate 20 Pro and P20 Pro are the only camera sensors able to capture anything, with the Mate 20 Pro using its maximum ISO102400 mode. The Mate 20 largely remains blind. Night mode on the Mate 20 Pro actually regresses things in these conditions, while on the Mate 20 it allows to finally make out some parts of the scene.

Again both phones are beat by Google’s new night sight, achieving some pretty astounding results.

Low-light conclusion

Overall in low light conditions, the Mate 20 Pro is a clear leader in terms of its hardware capabilities. Just like on the P20 Pro, the massive sensor as well as is high ISO capabilities prove very beneficial for the phone.

The Mate 20 fared less well in regular mode, and underperforms most other flagships. Here the use of night mode is a requirement to get better shots out of the phone.

Up until recently this would have been the end of my conclusion, but the recent introduction of Google’s new night sight mode means that Huawei no longer is the best in low-light conditions. While I do feel that Google is overdoing it a bit and Huawei still produces the more realistic and representative exposures, the Pixel phones just have a tremendous detail and noise reduction advantage. Still, this is not to take away from Huawei’s great low-light performances, as it still stands above that of many other devices.

Camera - Daylight Evaluation Camera Video Recording
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  • FunBunny2 - Sunday, November 18, 2018 - link

    "the phone needs to dissipate less heat overall."

    not necessarily. IFF the following time period of lowered power draw is sufficient to dissipate that heat as well as the 'heat debt' from previous spike. the laws of thermodynamics can't be changed just because one wished them to.
  • melgross - Friday, November 16, 2018 - link

    I don’t know how the 980 is outstanding when it does edge past Android SoCs, most of the time, but it’s a really lousy performer compared to the A12. Again, Android devices, and even parts, are being rated on a curve. If you give the A12 a grade of 100 on each rating, the the 980 is no more than a 70, and often a 50, or even a 40. That’s not outstanding, even if it’s much better than the really bad 970 from last year.
  • tuxRoller - Saturday, November 17, 2018 - link

    In spec, the 980 has the best efficiency of all soc.
    Your statement would hold of we were only concerned with the greatest performance.
  • zanon - Monday, November 19, 2018 - link

    What? Doesn't look like that. The SPEC graphs show total energy consumption in J on the left and performance on the right. To get efficiency you need to divide the two right? It's not just absolute energy it's how much energy it takes for each unit of performance. In those tests it's showing the A12 takes 212 J/perf in the first and 107 in the second. The 980 is 368 and 157 respectively. Watts is energy over time, if one SoC can finish a given task faster then the total energy is less even if the peak is more. On a desktop or even tablet there may be cases of more sustained performance (although a high burst chip could just down clock or simply flat out offer better performance and just suggest plugging in), but phone workloads tend to be pretty bursty. Race-to-sleep isn't a bad strategy.
  • Wilco1 - Monday, November 19, 2018 - link

    The graph is very clear - 980 beats all other SoCs on efficiency. The energy bar is the total energy in Joules, so power in Watts (J/s) multiplied by time to finish (s), giving total Joules.
  • tuxRoller - Tuesday, November 20, 2018 - link

    Int: 9480J
    Fp: 5337J
  • s.yu - Friday, November 16, 2018 - link

    I don't really agree about using performance mode for benchmarks, unless battery tests were also run on performance mode.
    Obviously if you use performance mode your device will be more snappy, at the cost of battery life, but since they're not governed under the same mode, the battery and performance benefits are mutually exclusive, you can't have both, so you literally can't have the snappy experience under performance mode for the time length determined by a non-performance mode battery test, therefore testing it this way is not representative of real world experience.
  • Andrei Frumusanu - Friday, November 16, 2018 - link

    Everything, including the battery tests, were in performance mode. Huawei pretty much recommended it to run it like this. It's actually more of an issue that it's not enabled out of the box, and many reviewers actually fell for this new behaviour.
  • s.yu - Friday, November 16, 2018 - link

    Oh! In that case it's not a problem. I saw another site testing everything in non-performance mode and some people were complaining..
  • s.yu - Friday, November 16, 2018 - link

    ...but I'm still curious if changing the app signature would make a difference.

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