Camera: Daylight Evaluation Continued

I focused on the differences between the S20 devices until now, so let’s take a better look at how they compare against the competition and their predecessors.

Click for full image
[ Galaxy S20U - (S) ]
[ Galaxy S20U - (E) ]
[ Galaxy S20+ (E) ]
[ Galaxy S10+ (S) ] - [ Galaxy S10+ (E) ]
[ iPhone 11 Pro ] - [ Pixel 4 ]
[ Mate 30 Pro ] - [ P30 Pro ]
[ X-T30 ]

On the main camera units, things actually don’t differ all too much in terms of compositions between the different devices. I maybe would have wished for a bit brighter highlights as the phones are again still to shy on those last 10% of levels which didn’t quite convey the sun-lit façade of the building.

The high-light texture retention and sharpening comments made earlier again apply here to both the S20 Ultras. I prefer the Exynos shot as it’s more natural, but it’s a subjective preference choice.

The Ultra-Wide angle is really good in terms of exposure and dynamic range on the S20’s, however I do see the reduction in resolution compared to the S10 as the new phone actually does see a downgrade in the amount of captured details.

I don’t know what’s happening on the Exynos S20 Ultra unit’s Ultra-Wide, but there’s this blob of blurriness in the very center of the image on both phones. It’s as if the phone was trying to do some image fusion with another sensor but failing at it spectacularly. This isn’t present on the S20+.

Click for full image
[ Galaxy S20U - (S) ]
[ Galaxy S20U - (E) ]
[ Galaxy S20+ (E) ]
[ Galaxy S10+ (S) ] - [ Galaxy S10+ (E) ]
[ iPhone 11 Pro ] - [ Pixel 4 ]
[ Mate 30 Pro ] - [ P30 Pro ]
[ X-T30 ]

The S20’s main competition is the iPhone 11, and frankly here they’re losing out to Apple when it comes to the composition of the scene, as the 11 Pro is able to maintain much better dynamic range without clipping the blacks as badly as on the Galaxy phones. In terms of details I also prefer the iPhone as it’s producing a much more natural look. The Snapdragon S20 Ultra’s over-sharpening is again far too much and doesn’t look good, particularly on artificial objects and contours.

The Ultra-Wide here is also a straight down-grade from what we saw on the S10, with lower resolution and worse dynamic range.

Briefly looking at the super-high res images again, it’s as if the two S20 Ultras had completely different sensors as the Snapdragon unit is again far blurrier and feels lower resolution as to what the Exynos is able to achieve. However here it’s the S20+’s 64MP unit which shines as it’s able retain a lot more detail than either Ultra – check out the book shelves on the center-left side.

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[ Galaxy S20U - (S) Auto ]
[ Galaxy S20U - (S) Tap ]
[ Galaxy S20U - (E) Auto ]
[ Galaxy S20U - (E) Tap ]
[ Galaxy S20+ (E) Auto ]
[ Galaxy S20+ (E) Tap ]
[ Galaxy S10+ (S) ] - [ Galaxy S10+ (E) ]
[ iPhone 11 Pro ] - [ Pixel 4 ]
[ Mate 30 Pro ] - [ P30 Pro ]
[ X-T30 ]

The S20 phones here had some problems for actually exposing for the foreground of the scene instead of the sky or the actual sun. The S10+E and Pixel 4 are actually amongst the best devices here, but still quite a bit far from the raw dynamic range of the scene (See X-T30 reference). There’s also some severe lens flaring here that wasn’t as prevalent is past devices – again likely due to the larger sensor sizes this year.

Click for full image
[ Galaxy S20U - (S) ] - [ Galaxy S20U - (E) ]
[ Galaxy S20+ (E) ]
[ Galaxy S10+ (S) ] - [ Galaxy S10+ (E) ]
[ iPhone 11 Pro ] - [ Pixel 4 ]
[ Mate 30 Pro ] - [ P30 Pro ] - [ X-T30 ]

Here’s also a scene where I think the new S20’s fail to compete with the iPhone 11 Pro in terms of either detail or dynamic range processing. It’s an upgrade over the S10 series, but I had expected more out of the camera hardware.

These samples also showcase some odd behavior between the Snapdragon and Exynos at 108MP resolution. The latter is just again massively sharper, showing more natural resolution. On the Snapdragon when you closer on the tree branches you see a ton of ghost images. I think what’s happening here is that the phones are taking multiple shots for the HDR compositing, but the Exynos is able to do this in a more optimized way. Also check out the left background buildings on the Snapdragon – it’s a ton sharper and seemingly more in focus, probably a sign that the two phones are focusing on totally different things.

Click for full image
[ Galaxy S20U - (S) ] - [ Galaxy S20U - (E) ]
[ Galaxy S20+ (E) ]
[ Galaxy S10+ (S) ] - [ Galaxy S10+ (E) ]
[ iPhone 11 Pro ] - [ Pixel 4 ]
[ Mate 30 Pro ] - [ P30 Pro ] - [ X-T30 ]

In an indoor shot, the S20 phones also fail to catch up with the iPhone 11. The new phones are certainly upgrades to the S10 series, but I think the dynamic range is a bit lacking and then there’s again the issue of sharpness – over-sharpening on the Snapdragon phone, and the general optics concerns all the models.

Overall Daylight Conclusion – Somewhat Disappointing

The S20 series feel like they’re overpromising and under-delivering on their camera capabilities when it comes to captures. Samsung delivered some incredible hardware here when it comes to the paper specifications, but I feel that it fell short of actually materializing in actual better camera captures.

Starting off with the S20 Ultra: The phone’s telephoto module does deliver on its promises, and the combination of a 4x optical magnification module with a 48MP sensor achieves some incredible zooming capabilities that are clearly far ahead of any other device on the market today. There’s not much more to say here – if you want a phone with an excellent telephoto module, then the S20 Ultra is the obvious choice.

The S20 Ultra’s 108MP main camera was quite unconvincing to me in the daylight shots. There are several layers that we have to peel apart here. First of all, there are very obvious processing differences between the Snapdragon and Exynos models this year. While on the S10 series this was in favor of the Snapdragon, I feel the other way around for the S20 series as the sharpening on the S20 Ultra here has gone absolutely haywire on all the camera’s modules, going beyond what one would consider an improvement of picture quality into the realm of actually being detrimental to the picture. The Exynos variant here seemingly has no sharpening processing at all, and it feels a ton more natural.

On the matter of the 108MP picture shots, there’s also very stark differences between the two variants of the phone, and the Exynos model somehow is consistently ahead in terms of the sharpness and natural resolutions of the shots. I don’t know what the cause for this is, but the two phones clearly are using very different mechanisms to get to the end results.

Lastly and most importantly, I feel like the optics of the modules aren’t able to keep up with the camera sensors. I feared this would happen because of the sensor’s humongous size, and it did show up in the images, and the edges of the picture just aren’t as sharp as on phones with smaller sensors, including the S20+.

The S20 Ultra’s massive quality hole in the 1.1x to 3.9x zoom range is just atrocious. Samsung here severely lags behind Huawei’s processing prowess in actually using the 108MP’s full resolution during the sensor fusion, and particularly shots in the 2x range just look really bad compared to the S20+ and other phones with 2x optical modules. The current software solution of stitching the telephoto module picture into the middle of a digitally magnified 12MP shot just feels like some intern’s implementation. Samsung has the hardware ability to address this, but let’s see on whether they’ll do this.

The Ultra-Wide module also feels like a downgrade compared to the S10 series. I’ve most used this module in daylight settings anyway and I loved the results on the S10 series, and the loss of resolution on the S20’s here is just a negative with essentially no added positives for the new module.

Finally, the S20+’s camera system, at least in daylight, seems like a much more sensible configuration. It doesn’t suffer as badly from the optics on the main sensor, and Samsung’s implementation of the 64MP sensor as a secondary wide-angle resolves the problems of having mediocre intermediary zoom levels. Sure, it doesn’t zoom quite as far and clear as the S20 Ultra, but it’s in line with current 2x optical modules and even slightly outperforms them beyond that, resulting in useable 3-4x shots with plenty of clarity. Ironically enough, I also find that the 64MP shots on the S20+ more often than not actually beats the 108MP shots of the S20 Ultra due to the better optics – although these are not perfect as there’s evident hazing in very high contrast objects.

Frankly, I’m quite disappointed in the results of the S20 series. They’re still good, and represent upgrades to the S10 series in most scenarios, but they fall short of the overhyped expectations. I think Apple’s iPhone 11 Pro’s main sensor quality and pictures are still a step above what the S20’s can deliver in daylight, with cleaner, sharper and more natural results. Huawei also is seemingly years ahead of Samsung when it comes to complex camera systems like the one employed on the S20 Ultra, having much better optics and the proper software processing to actually deal with the multiple modules.

Camera: Daylight Evaluation Camera: Low Light Evaluation
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  • Reflex78 - Friday, April 3, 2020 - link

    I live in Europe, I like Samsung and have S9 at the moment.
    But I will never pay +1000€ for lower quality Exynos S20 version in Europe!
    This is a big mistake from the company management to allow such a difference between this 2 variants at the same price!
    And I just read that they have chosen to sell Snapdragon version even for their home country:
    https://www.phonearena.com/news/Samsung-chip-divis...
  • twtech - Friday, April 3, 2020 - link

    The edge design of Samsung's more recent releases is just not good. There are no cases that can both properly protect the screen, and avoid blocking any of it. My older phones typically lasted for years without any significant damage. These new ones are one slip of the hand away from being garbage fodder.
  • FunBunny2 - Friday, April 3, 2020 - link

    "These new ones are one slip of the hand away from being garbage fodder."

    rube!! :) it's a feature, not a bug. going back to Lotus/MS conflict: "DOS ain't done til 1-2-3 won't run."
  • Harysviewty - Friday, April 3, 2020 - link

    Totally wrong calculation. It's 7.1mp when you crop 3x3. It's only possible to do full 12mp resolution with the help of Super resolution algorithm, which adds up to 75% more detail to 'normal bayer' setup
  • Andrei Frumusanu - Friday, April 3, 2020 - link

    I don't know what you're talking about. The sensor is 108MP at 12000 x 9000. 3x3 binning results in 4000 x 3000, which is 12MP.
  • krazyfrog - Friday, April 3, 2020 - link

    The 3x3 binning only happens on the 108MP sensor, not on the 64MP sensor.
  • s.yu - Saturday, April 4, 2020 - link

    You said "crop 3x3" which confuses people, usually we just say 3x crop, but yes, the digital zoom doesn't provide native 12MP in any sense at 3x.
  • JDSP - Friday, April 3, 2020 - link

    Image links on the iPhone are wrong, Wide links to zoom and night sight links to normal
  • Andrei Frumusanu - Friday, April 3, 2020 - link

    Corrected that, thanks. There's probably a few other link issues there I'll keep an eye out for that.
  • Quantumz0d - Friday, April 3, 2020 - link

    Great analysis, will go through it slowly but looking at that Exynos 990, Seriously WTF is that. Higher power consumption, lower GPU performance, higher throttling. Very unfortunate. And losing to that copycat Chinese Huawei Kirin trash (EMUI garbage with LZ Play backdoor, Read only EROFS Filesystem and Google copying that into Pixel 4 and the proprietary garbage NMSDslot no 3.5mm jack, No Play Store, lies and deception) Samsung should be ashamed of themselves removing all their genius whatever PR ads for milking customers and offering mediocrity.

    The only good part for Exynos is unlockable bootloader. Since SD versions in US are locked as hell and useless for customization esp how they depreciated the SpO2 sensor in this phone HW and from SW side also in S10 and previous phones to promote bullshit Smartwatches.

    This phone sucks bad, their S10 has better features and looks better as well on top this phone camera sucks, no 3.5mm jack and ugliest design ever with insane price tag on top, LG's V60 is looking very good in comparison from Camera to Audio and other features/specs plus price vs this phone or even that Chinese OP8 Pro (despite lacking SD slot and 3.5mm jack as at-least it is cheaper and has hassle free Bootloader unlock), since Samsung dropping HW feature set which defines the all in one phones from Samsung they want greed and money from that shitty Buds and other garbage.

    S10+ Exynos is a better choice all rounder as it has BL unlock as well. On top I'd like to mention how DJ Koh also was removed from the Samsung mobile CEO office, I presume it also played an important role in S.LSI even if independent and the financial results of the conglomerate, esp how it impacted the design philosophy for sure as Note 10 provided a platform for removing features and cost cutting similar aspect in S20 a bit more worse.

    On the Foundry aspects, TSMC 7NP is not EUV and Samsung 7nm LPP is EUV since N7+ is the EUV one. Not sure 20% to 30% is valid ? I do not know since the uArch is garbage doesn't mean that the node is trash, esp last rumor was Ampere would be on Samsung node with EUV and Nvidia wouldn't afford a stupid decision tbh, and a big shame is S.LSI getting hacked. I think the PR marketing team and the budgets ruined them or such, we may never know. Shame indeed.

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