Sony Alpha a7R IIIA Black 2021
搭载42.4MP全画幅Exmor R BSI CMOS传感器与BIONZ X处理器,以10fps连拍速度实现高分辨率与速度的融合。其坚固的机身内置5轴防抖,并支持带有S-Log3和HLG的UHD 4K30p视频录制,兼顾了专业照片与视频工作流。适合需要在影棚与户外之间无缝切换的高像素摄影与视频混合型创作者。
概览
用户评价
用户口碑如何随时间变化
独家依据客户实际撰写评价的时间--让你看到最初的好评是否持续。
- Q1 202688/100
Buyers loved this camera for its image quality, light weight, ease of use, and value. Enthusiastic reviews praise autofocus and customization.
- Excellent image quality from 42MP sensor; great for various photography styles.
- Fast autofocus and 10fps burst, ideal for action and sports.
- Lightweight and compact build, easy to carry and use.
- Great value under $3k, beats competitors at higher price points.
- Q2 202467/100
Buyers praised the camera's value, image quality, and ease of use, but one reported a tethering issue with Lightroom.
- Great value for money with high-resolution 42MP sensor.
- Delivers excellent image quality, even for detailed moon shots.
- Intuitive and easy to use, even for Canon switchers.
- Cannot tether to Lightroom due to missing firmware update.
- Q1 202467/100
Buyers praised the camera's image quality, low light performance, and value, but one review focused on packaging and condition.
- Excellent image quality and features
- Great low light/high ISO performance
- Good value for a 42MP Sony camera
- Well packaged and delivered on time
基于 19 条带日期的客户评价,按日历季度分组。分期分析为英文。
实测数据
性能表现
规格参数
完整规格参数
Sensor
| Type | CMOS |
| Size | full-frame |
| Megapixels | 42.4 MP |
| ISO Range | 100 |
| Processor | BIONZ X |
Autofocus
| AF Points | 399 |
| AF Type | Phase Detection: 399Contrast Detection: 425 |
| Eye AF | Yes |
| Animal AF | Yes |
| Subject Detection | Yes |
Shooting
| Burst (Mechanical) | 10 |
| Max Shutter | 1/8000 |
| Electronic Shutter | Yes |
Video
| Max Resolution | 4K |
| 4K FPS | 30 |
| 1080p FPS | 100 |
| 10-bit | No |
| Log Profile | Yes |
| RAW Video | Yes |
| Codec | XAVC S, AVCHD, MP4 |
Display & EVF
| Screen Size | 3" |
| Touchscreen | Yes |
| Articulating | Yes |
| EVF Resolution | 3.69 M dots |
Build
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.4 lbs |
| Battery Life | 530 |
Connectivity
| Wi-Fi | Yes |
| Bluetooth | Yes |
| USB | USB-C 3.2 Gen 1 |
| HDMI | Micro-HDMI |
| Hot Shoe | Yes |
竞品对比
| Spec | Sony Alpha a7R IIIA | Canon EOS R6 Mark III | Fujifilm X-H2 | Nikon Z Z9 | Panasonic LUMIX GH7 | OM System OM-1 Mark II |
|---|---|---|---|---|---|---|
| Type | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless | mirrorless |
| Sensor | 42.4MP full-frame | 32.5MP full-frame | 40.2MP aps-c | 45.7MP full-frame | 25.2MP micro-four-thirds | 20.4MP micro-four-thirds |
| AF Points | 399 | 1053 | 425 | 493 | 315 | 1053 |
| Burst FPS | 10 | 40 | 20 | 30 | 75 | 120 |
| Video | 4K @30fps | 6K @120fps | 8K @60fps | 8K @120fps | 6K @120fps | 4K @60fps |
| IBIS | true | true | true | true | true | true |
| Weather Sealed | true | true | true | true | true | true |
| Weight (g) | 657 | 609 | 579 | 1160 | 721 | 511 |
| Compare | Compare | Compare | Compare | Compare |
| 产品 | AF | EVF | Build | Burst | Video | Sensor | Battery | Display | 用户口碑 | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| Sony Alpha a7R IIIA | 84.3 | 92.3 | 96.1 | 61.2 | 69.1 | 61 | 94.3 | 99.9 | 92.2 | 82.9 |
| Canon EOS R6 Mark III Compare | 98.2 | 85.9 | 94.3 | 92.5 | 98 | 57.1 | 96.2 | 98.9 | 92.2 | 99.5 |
| Fujifilm X-H2 Compare | 86.2 | 95.1 | 88.9 | 83.7 | 99.9 | 98.6 | 96.7 | 81 | 86.9 | 92.9 |
| Nikon Z Z9 Compare | 88.8 | 87.6 | 99.5 | 96 | 98.5 | 63.3 | 97.1 | 81 | 92.2 | 82.9 |
| Panasonic LUMIX GH7 Compare | 81.9 | 85.9 | 97.4 | 94.8 | 96.7 | 54.5 | 88.5 | 81 | 77.1 | 95.6 |
| OM System OM-1 Mark II Compare | 98.2 | 88.3 | 88.4 | 99.8 | 82.3 | 38.2 | 93.8 | 81 | 86.9 | 99.5 |