86points

Sony a7R IV

83points

Sony Alpha a9 II

Sony a7R IV
Comparison winner
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Sony Alpha a9 II
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88 facts in comparison

Sony a7R IV vs Sony Alpha a9 II

Sony a7R IV
Sony Alpha a9 II

Why is Sony a7R IV better than Sony Alpha a9 II?

  • 0.28% larger sensor
    ?

    35.7 x 23.8mmvs35.6 x 23.8mm
  • 2.52x more megapixels (main camera)
    ?

    61MPvs24.2MP
  • Has a flip-out screen
    ?
  • Has a built-in focus motor
    ?
  • 13g lighter
    ?

    665gvs678g
  • Has touch autofocus
    ?
  • 1.69% bigger screen size
    ?

    3"vs2.95"
  • 2073.6k dots higher resolution (EVF)
    ?

    5760k dotsvs3686.4k dots

Why is Sony Alpha a9 II better than Sony a7R IV?

  • 126 more focus points
    ?

    693vs567
  • 1.99x higher maximum light sensitivity
    ?

    204800 ISOvs102800 ISO
  • 20shots longer battery life
    ?

    690shotsvs670shots
  • 2x faster shooting at highest resolution with AF as JPEG format
    ?

    20fpsvs10fps
  • 75% faster maximum shutter speed
    ?

    1/32000svs0.000125s
  • Has phase-detection autofocus for videos
    ?
  • 0.3% less body volume
    ?

    963.01cm³vs965.952cm³
  • 0.1 newer USB version
    ?

    3.2vs3.1

Price comparison

Sony a7R IV

ProductStorePrice
Sony a7R IV AmazonSony α7R IV Full-frame Mirrorless Interc...Sony α7R IV Full-frame Mirrorless Interchangeable Lens Camera (ILCE7RM4/B)
Amazon logo
$2,998.00
Sony a7R IV pricegrabberSony Alpha 7R IV Full Frame Mirrorless C...Sony Alpha 7R IV Full Frame Mirrorless Camera- Body Only
pricegrabber logo
$2,998.00
Sony a7R IV walmartSony a7R IV 61MP Mirrorless Camera with ...Sony a7R IV 61MP Mirrorless Camera with 17-28mm and 28-75mm Lens Bundle
walmart logo
$4,498.00

Design

1.Has a flip-out screen
Sony a7R IV
Sony Alpha a9 II
Flip-out screens can be useful for tricky shots.
2.weather-sealed (splashproof)
Sony a7R IV
Sony Alpha a9 II
The device is protected with extra seals to prevent failures caused by dust, raindrops, and water splashes.
3.Has a built-in focus motor
Sony a7R IV
Sony Alpha a9 II
The focus motor moves the lens in order to autofocus. For system cameras, having a focus motor in the camera's body allows you to use a wide range of lenses, including lenses which do not have their own focus motor. For compact cameras, a focus motor is usually built-in.
4.weight

665g

678g

We consider a lower weight better because lighter devices are more comfortable to carry. A lower weight is also an advantage for home appliances, as it makes transportation easier, and for many other types of products.
5.viewfinder coverage

100%

100%

With 100% coverage, you can compose the image correctly when you capture the photo. With less than full coverage, you may have to crop your photos afterward to get them looking perfect.
6.is dustproof and water-resistant
Sony a7R IV
Sony Alpha a9 II
The device is dustproof and water-resistant. Water-resistant devices can resist the penetration of water, such as powerful water jets, but not being submerged into water.

Optics

1.sensor size

35.7 x 23.8mm

35.6 x 23.8mm

The larger the sensor the more light the sensor captures yielding in better image quality.
2.focus points

567

693

The more focus points the more flexibility in picking which part of the scene to focus on. They also give the image sensor a better probability in identifying the right area of the scene to focus on in more automatic modes.
3.megapixels (main camera)

61MP

24.2MP

The number of megapixels determines the resolution of the images captured with the main camera. A higher megapixel count means that the camera is capable of capturing more details. However, the megapixel count is not the only important element determining the quality of an image.
4.maximum light sensitivity

102800 ISO

204800 ISO

With a higher light sensitivity (ISO level), the sensor absorbs more light. This can be used to capture moving objects using a fast shutter speed, or to take images in low light without using a flash.
5.continuous shooting at high resolution

10fps

20fps

Fast continuous shooting is useful for catching action shots.
6.has AF tracking
Sony a7R IV
Sony Alpha a9 II
With AF tracking, once you choose the subject and press the shutter release part way down, as the subject moves, the autofocus will follow it. No more out of focus shots.

Videography

1.video recording (main camera)

2160 x 30fps

2160 x 30fps

The maximum resolution available for videos shot with the main camera. Although it may be possible to choose among other frame rates, those recordings usually have lower resolutions.
2.Has phase-detection autofocus for videos
Sony a7R IV
Sony Alpha a9 II
A phase-detection autofocus system is faster than a contrast detection autofocus system. Even when recording scenes with a lot of fast movements, the videos are sharp and clear.
3.has continuous autofocus when recording movies
Sony a7R IV
Sony Alpha a9 II
When recording movies they stay focussed and sharp.
4.Has timelapse function
Sony a7R IV
Sony Alpha a9 II
A timelapse shows a long passage of time sped up. A series of photographs taken from the same position over a long period is joined together to create a short video. It is great way to capture things like the setting sun, or clouds moving across the sky.
5.has a 24p cinema mode
Sony a7R IV
Sony Alpha a9 II
24p is a video format (24 frames per second) traditionally used in cinema. Nowadays, it is used to create film-like motion characteristics.
6.supports slow-motion video recording
Sony a7R IV
Sony Alpha a9 II
Slow-motion is an artistic video effect that makes time seem to go slower. It is achieved by recording a video at a higher frame-rate than the standard playback rate of 24fps or 30fps. Frame rates for slow-motion videos vary between 60fps and 960fps.

Audio

1.has a stereo microphone
Sony a7R IV
Sony Alpha a9 II
A stereo microphone allows to record audio files or movies in stereo without an external microphone.
2.has a microphone input
Sony a7R IV
Sony Alpha a9 II
A microphone port allows connecting external high-end or specialized microphones.
3.number of microphones

2

2

More microphones result in better sound quality and enable the device to filter out background noise.
4.has a socket for a 3.5 mm audio jack
Sony a7R IV
Sony Alpha a9 II
With a standard mini jack socket, you can use the device with most headphones.
5.Has a zoom microphone
Sony a7R IV
Sony Alpha a9 II
Zoom microphones record high-quality audio and enable you to record sound from a distance. They can be useful for recording meetings, lectures, and presentations.
6.has stereo speakers
Sony a7R IV
Sony Alpha a9 II
Devices with stereo speakers deliver sound from independent channels on both left and right sides, creating a richer sound and a better experience.

Battery

1.Battery life (CIPA)

670shots

690shots

CIPA is an independent, standard measurement that determines how many shots a camera can take before the battery dies.
2.has a removable battery
Sony a7R IV
Sony Alpha a9 II
The battery is removable and can be replaced by the user if broken.
3.has a rechargeable battery
Sony a7R IV
Sony Alpha a9 II
The battery can be recharged and used over again.
4.has a battery level indicator
Sony a7R IV
Sony Alpha a9 II
An indicator shows you when the device has low battery.
5.has wireless charging
Sony a7R IV
Sony Alpha a9 II
The manufacturer offers a branded wireless charging kit. To charge the device, you simply put it down on its charging base.

Features

1.supports Wi-Fi
Sony a7R IV
Sony Alpha a9 II
The device can connect to Wi-Fi.
2.has an external memory slot
Sony a7R IV
Sony Alpha a9 II
The device has a standard memory slot (such as an SD or micro SD card slot) that enables you to extend the built-in internal storage with affordable memory modules, or easily retrieve data, such as photographs, from the memory card.
3.Has a remote control
Sony a7R IV
Sony Alpha a9 II
A remote control allows you to control the device remotely. The remote control can be included or optional.
4.supports Wi-Fi 4 (802.11n)
Sony a7R IV
Sony Alpha a9 II
Wi-Fi 4 (802.11n) is a wireless standard released in 2009. It has faster transfer rates and improved security compared to its predecessors – a, b, and g.
5.has an HDMI output
Sony a7R IV
Sony Alpha a9 II
Devices with a HDMI or mini HDMI port can transfer high definition video and audio to a display.
6.supports a remote smartphone
Sony a7R IV
Sony Alpha a9 II
This technology allows the users to use their smartphone as a remote control for the device.

Price comparison

Sony a7R IV

ProductStorePrice
Sony a7R IV AmazonSony α7R IV Full-frame Mirrorless Interc...Sony α7R IV Full-frame Mirrorless Interchangeable Lens Camera (ILCE7RM4/B)
Amazon logo
$2,998.00
Sony a7R IV pricegrabberSony Alpha 7R IV Full Frame Mirrorless C...Sony Alpha 7R IV Full Frame Mirrorless Camera- Body Only
pricegrabber logo
$2,998.00
Sony a7R IV walmartSony a7R IV 61MP Mirrorless Camera with ...Sony a7R IV 61MP Mirrorless Camera with 17-28mm and 28-75mm Lens Bundle
walmart logo
$4,498.00

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