How to choose Sony A7 series cameras?

But for most people, not everyone knows the difference between these six models, and it is inevitable to be dazzled when choosing. Sony Quan Huafu micro-single? How should I choose? Today we will talk about this problem.

Why did Quan Huafu, mirrorless cameras and Sony take the lead in launching the Quan Huafu micro-single? Camera manufacturers have made a lot of money when they first launched Pioneer Sony A7. At present, there are six models A7/A7 II/A7R/A7R II/A7S/A7S II. A7/A7R/A7S series are aimed at three different product directions: comprehensive performance/high image quality/high sense+video, with wide coverage and strong pertinence, which has great appeal in the portable camera market that emphasizes image quality.

How to choose Sony A7 series: about 24.3 million effective pixels? Keywords: high cost performance.

Compared with A7R/A7S series, Sony A7 is the most popular of the six models. Although the characteristics are not outstanding, the price is king. The charter plane (FE 28-70mm) bought at 7500 yuan is the lowest in the current full-frame camera, and it is hard to say which aspect is stronger, but this price is unmatched and it is a unique product.

Sony micro-single TM a7

Reference price: 6200 yuan

Sony A7 uses a 24.3-megapixel Quan Huafu sensor, and its focusing system is a combination of 1 17 phase difference focusing system and 25-point contrast detection system, which supports a continuous shooting of up to 5 frames per second and has various WiFi and NFC wireless connection functions. Strong comprehensive ability.

In terms of fuselage, magnesium-aluminum alloy is mixed with engineering plastics, which has the same appearance as the other two first-generation products and the same handling. For many consumers, A7 has all the functions it should have, and Sony A7 has nothing to criticize in order to get rid of Quan Huafu addiction at such a low price.

Sony A7 II: About 24.3 million effective pixels. Key words: five-axis anti-shake, enhanced focus, better feel and high protection.

Sony A7 ushered in a new product update one year after its launch. The biggest improvement of A7II is that it is equipped with five-axis anti-shake function, which can realize anti-shake of the fuselage. For fans who have a bunch of old lenses, they can finally get rid of the restriction of lens anti-shake and let all lenses, including the transferred old lenses, support anti-shake function, which is completely the rhythm of buy buy.

Sony A7 II (ILCE-7M2)

Reference price: ￥8 130

Of course, Sony A7II has more than one promotion point. It is equipped with an enhanced hybrid focusing system and provides better static/dynamic images, and the focusing speed is increased by about 30%. At the same time, by optimizing the algorithm, the accuracy of tracking and focusing is improved by about 1.5 times, and it can focus accurately in the weak light environment of EV-1. The focusing performance is further improved, and the overall control speed is much better than A7.

Generally speaking, the anti-shake function of Sony A7II is quite good. What is more commendable is that it also takes into account the users who change lenses, which makes the anti-shake function more widely used. The video function can be regarded as the 4K shooting version of A7S, with perfect professional functions. Finally, A7II also optimized the fuselage design, increased the metal part of the fuselage, improved the durability, and supported waterproof, splash-proof and dustproof functions.

Purchase suggestion:

Sony A7 has rich picture details, and the picture quality at high sensitivity is quite good. Less than 8 thousand full-frame cameras can have such an effect, and the performance has been unexpected. If you are a junior photographer with a tight budget, Sony A7 is definitely enough for you to play.

Compared with pioneer A7, A7II is much more mature in technology, especially with the addition of five-axis anti-shake function, so that users who play switch lens have no reason to refuse. At the same time, the shortcomings of Sony A7 in focusing/anti-shake/continuous shooting/feel have also been improved. If the difference of 3000 yuan is not a consideration for you, it is not difficult to choose these two models. If your budget for buying a camera is less than 10,000, install an A7 appropriately, and then use the money saved to upgrade the lens. If you have a budget of more than 10,000 yuan, A7II can't be wrong.

Sony A7R/A7RII shopping guide

Sony A7R: About 36.4 million effective pixels. Keywords: high pixel and high image quality.

Sony A7R is a micro-single high-end version released at the same time as A7? Compared with A7, the biggest advantage of the camera lies in the high pixel acquisition of 36.4 million. At the same time, the technology of no low-pass filter, seamless chip and lens position matching is adopted, which makes it an outstanding product in color and picture details.

Sony A7R

Reference price: ￥ 10300

The selling point of Sony A7R lies in the high pixel, and the technical application of sensor is much higher than A7. Friends who are strict with the details of the picture generally choose. Judging from the actual shooting performance, the detail performance brought by high pixels is really unexpectedly good, and the red shift phenomenon is improved compared with A7. And the high photosensitivity is not worse than A7.

However, the models have their own strengths, and the focusing speed of A7R is slower than A7. The improvement of pixels also puts pressure on the processor. In the face of huge data, A7R's file writing speed is much slower than A7R's, and it also requires a high memory card. Users need to pay attention to this when purchasing.

Sony A7R II: About 42.4 million effective pixels. Key words: epitomizer, ultra-high pixel, five-axis anti-shake, 4K built-in recording.

For Sony A7R/A7, the selling point is high pixel and high configuration, and the new generation of two products is also the same strategic layout. The difference is that this upgrade, Sony A7RII has a larger range than A7II, and its selling point is not only high pixels, but also greatly improves the camera performance and video shooting performance.

Sony A7R II

Reference price: 15999A7RII is the first Quan Huafu standard back-illuminated CMOS sensor in mainstream products. Even if the pixel is around 42.4 million, it still provides the highest sensitivity of ISO 102400, which is not limited to low-sensitivity shooting. Compared with the Canon 5DS with the same high pixel, it not only has higher maximum sensitivity, but also has higher image quality than the opponent's 1 ratio 2 in actual shooting performance.

The highly acclaimed anti-shake function of the fuselage on A7II has naturally become the standard configuration of A7RII. The five-axis anti-shake function not only supports Sony's E-mount lens, but also supports switching to other lenses. At the same time, the five-axis anti-shake function also played a role in video shooting, which provided strong support for A7RII's 4K video shooting. In addition, A7RII supports 4K built-in recording, which is more convenient than Sony A7S which specializes in video.

A7RII has adopted many new technologies, and Sony seems to be interested in making A7R series the flagship model of Sony, representing the success of Sony Quan Huafu Micro-Single. In a word, Sony A7RII has the ability to shoot dual high-pixel output of still photos and dynamic videos, and almost assembled a Sony micro-single? All the black technologies in the series are cameras that can excite consumers.

Purchase suggestion:

Sony A7RII provides consumers with a brand-new top professional camera choice. Compared with the previous generation, it not only improves the pixel from 36.4 million pixels to the highest pixel in a mirrorless camera, but also supports the built-in recording 4K, and adds a practical five-axis anti-shake function, which can be used for both commercial and daily use.

Sony A7RII's 4K shooting function

A7RII is nearly 10,000 yuan more expensive than A7, so it is not recommended for novices who have no shooting purpose to buy it. Compared with A7R, it is about 4000 yuan. If you need to buy a high-pixel camera, the upgrade range of A7RII is really attractive and a practical choice.

Sony A7S/A7SII shopping guide

Sony A7S: about 1220 effective pixel. Keywords: high sensitivity, 4K video recording.

Sony A7S

Reference price: ￥9900

Although Sony A7S looks the same as other A7 series, its functional bias is completely different. It focuses on low-light shooting and video.

The new12.2 megapixel sensor specification is adopted. Although the pixels are not high, it is easier to take high-quality photos. Sony A7S has the highest sensitivity of 409,600, which is the highest sensitivity specification of digital cameras at that time and the first product with ISO of 409,600 in mirrorless cameras.

Sony A7S has added many professional options in video shooting, supporting 4K shooting, but it needs to be used with external 4K recording equipment. At the same time, Sony A7S also provides S-Log2 shooting mode, which provides high-tolerance picture recording for video. This mode can also be used in camera mode. Friends who need night shots will like Sony A7S very much.

Sony A7S II: about 1220 effective pixel. Key words: super-sensitive monster, 4K in-machine recording, five-axis anti-shake.

Sony A7S is Sony's first Quan Huafu micro-single that supports 4K video shooting? Camera, a new generation of Sony A7SII is an upgraded version of A7S, which improves the most puzzling function of A7S that it cannot directly record 4K video.

Sony A7S II

Reference price: ￥ 17000

On Sony A7SII, it can not only realize the direct recording of the fuselage, but also support the five-axis fuselage anti-shake function, which can not only play a role in photo shooting, but also play an anti-shake role in video shooting, greatly improving the stability of shooting. For this reason, more lenses without anti-shake function can enjoy the anti-shake effect brought by Sony A7SII.

Purchase suggestion:

Sony A7SII is a regular upgrade of A7S product line, but the upgrade range is unexpected, especially the enhancement of video shooting function. At present, Sony A7SII provides direct video recording function on the fuselage, which is more convenient for video photographers. In addition, with the advantages of Quan Huafu, low-light video and camera ability, if there is enough budget, it is the best choice to buy A7SII in one step.

Sony A7 Series Purchase Summary

What are the three Quan Huafu micro-sheets launched by Sony? After the upgrade of the second generation products, the camera series is more competitive in the high-end mirrorless camera market. For people with different needs, A7 series products can be provided. More importantly, the price is very affordable. If it is not particularly entangled in the way of electronic framing, Sony A7 series is the first choice for ordinary users to buy full-frame cameras.

Among the three series, A7 is suitable for general users to buy. At present, the A7 kit costs only 7500 yuan, which is very cost-effective, and it is the first choice for photographers who have requirements for image quality. A7II benefits from the addition of the five-axis anti-shake function, so friends who like to play adapter need not hesitate;

The price of A7R single machine is about 12500 yuan. The high pixel model is suitable for screenshot processing and image output. Users who like aerial photography and have commercial photography needs can pay extra attention. A7RII has a stronger upgrade in 4K and five-axis image stabilization and pixels. If there is no budget pressure, it will always be the truth to buy new things instead of old ones. A7RII is the master of A7 series.

A7S is suitable for video photographers and closer to users who need high-speed snapshot, such as journalists. The new generation A7SII has improved the 4K direct recording mode in video, and the upgrade range is quite large. I believe it will also attract more users with professional video shooting and lighting needs.