mardi 27 décembre 2016

sony z5

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After badly casts of a chip Snapdragon 810 who almost sacrificed his Xperia Z3 + (or Z4 according to your Passport) on the altar of the lack of obvious optimization, Sony Mobile back post-haste with a Xperia Z5 which turns be closest to what could be expected of a successor of the Xperia Z3. On the menu: a change of design light but noticed, a new photo sensor and better integration, without attaining nirvana, however, of the 810 Snapdragon. Not yet a panacea, but it's now worth stop on it. Explanations...


PRESENTATION

Xperia Z5 does not attempt the break, since it retains much of the wardrobe of the Xperia Z3 + and even now "historical" features of the Xperia Z family, as the screen Full HD 5.2 inches, the overall pace or even certified IP67 for waterproofing.

The Z5 is so adorned of a touchscreen IPS Triluminos 13.2 cm in diagonal with a definition of 1920 x 1080 px, a mobile chip Qualcomm Snapdragon 810 octo-heart 64-bit (quadri-heart ARM Cortex-A57 clocked at 2 GHz + quadri-heart ARM Cortex-A53 to 1.5 GHz) associated with 3 GB RAM, a storage capacity of 32 GB expandable by adding a microSD/SDXC card and 4G LTE category 6 compatibility (up to 300 Mbps theoretical network throughput). Sony added a photo-video sensor Exmor RS House brand-new 23 MP with led flash, but without optical stabilization to this at the back and a sensor 5 Mpx in front. Another unusual element of a Xperia Z, the appearance of a fingerprint reader in the power button. Wi - Fi a/b/g/n/ac, 4.2, GPS + GLONASS and NFC Bluetooth are also on the menu, while a battery of 2900 mAh feeds all in energy. The smartphone is powered by the Android OS version 5.1 Lollipop, Sony comes to cover his now traditional interface.

The smartphone Sony Xperia Z5 is available for sale at the price of €699 in different colors (white, black, gold and green). The company is not simple for Sony, especially in a 2015 context where the jewels are far from all shining - and the brand knows more than anyone else-, because you have to catch up to the forefront of the mobile world, but also to re - impose as a reference.

ERGONOMICS AND DESIGN 4/5

No change in the format or technology used, Sony trusted so still Triluminos SPI - theoretically more wealth in the colors, best white, lower consumption - Full HD on a diagonal unchanged for 3 generations of products. Results still display friendly in reading content of all types since the density of 423 pixels per inch is still sufficient on this 5.2-inch size to ensure a good comfort of reading. Apart from this point, the screen of the Z5 is a good companion for the eyes, but certainly not one of the best in the field. His average contrast is good (1028:1) but less than the last two generations of Xperia Z and away from the terminals high range of 2015, all at more than 1400:1. Fortunately the maximum brightness remains strong (562 cd/m²) even if once again less than a Z3.


The color rendition is progressing slowly but surely a result somewhat more faithful than usual at Sony. We're still far from the excellent results of Samsung, Apple or Huawei/Honor, especially on the overloaded flesh tones and a color temperature always above 8000 Kelvin inducing a slight drift bluish on the displays of light tones and white. Very good point to raise, the built-in Z5 a more responsive touchscreen with tactile 47 ms delay compared to almost 90 ms for the Z3 +.

Note that Sony offers 3 screen layouts, one without option, the other alive and finally X-Reality. Our best was achieved without active mode, evidence of their relative effectiveness. You can find below a link to our more complete test of the screen of the Z5.

INTERFACE AND NAVIGATION 4/5

Nothing new under the Sun on the side of the Sony interface that comes dressed Android 5.1 Lollipop for the year. The content is absolutely the same as in the Z3 + and the Z3. Is a clear interface, which still takes up a large part of Android pure Lollipop of own applications codes for the multimedia (Albums, Video, music), LifeLog for activity tracking, Playstation for the mobile game dedicated and of course more Google in full (Play Store, Gmail, Maps, Hangouts, YouTube...).
We can still blame Sony to push a little too specific applications (3 different PSN!) sometimes duplicate Google and partners (Gameloft, Office Suite, AVG...) in the wallet at the start, causing a too full Visual from the first hand grip and an Android system, which occupies more than 9 GB of space...

The performance of the Z5 are expected at the turn. While the Z3 + happened after low battle high-end under Snapdragon 810 in the DIN that we know and that the OnePlus 2's slightly broken teeth on the issue also, Sony returned to the charge in (d) swearing by all saints transistors and heat pipes that optimization of the Qualcomm chip is a success. As seen above, the heating part isn't already half a success. The Sony solution is even more radical than before to get away with more or less good account: sacrifice as many hearts as possible A57 my good, as long as the deal rotates a little round. So here we are with a truncated S810 almost systematically 3 of his 4 hearts A57, alternately, and the lonely heart simply a frequency to 60% of the intrinsic capabilities of the chip. For use within the BONE and on the Web or for simple launch and operation of apps, the Z5 is like a charm. It is on the game part, photo and video FHD / 4K the story thickens.

The Z5 is overall better than the Z3 +, but collapses in CPU and GPU for the graphic part after a few minutes of manipulation. Once again, we know never a smartphone under Snadpragon 810 in full possession of his faculties. Too bad for the high-end.

MULTIMEDIA 4/5

The where the Z3 + could pull the tongue in video if a background activity was heavy, the Z5 runs like a clock with any type of video. The smartphone can swallow as Full HD HD broadband and Video application is relatively complete and can aggregate all the content of the user in local as well as online from different services. Big guy.

The headphone output of the Z5 Xperia does not dazzle with his power, below the average of smartphones. The distortion level, dynamic range, and the return of the stereo are barely OK. It remains far enough away from the excellence expected and we had used the Japanese.

The speakers are ideally placed in front, on both sides of the screen and offer the stereo. Unfortunately, the positive stop there because its product is of poor quality. The distortion is very present on the high-mids. Too bad, they are especially these frequencies that are returned.


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