Sony Alpha a7R III 2017

★★★★★ 4.7 (286)

4240万画素のフルサイズ裏面照射型CMOSセンサーとBIONZ X画像処理エンジンにより、10コマ/秒の高速連写と広範囲をカバーする399点の像面位相差AFを両立しています。5.5段分の補正効果を持つボディ内5軸手ブレ補正と、フルサイズ全画素読み出しによる4K HDR動画記録が可能で、堅牢な防塵防滴マグネシウム合金ボディも備えています。高解像と高速性能を求めるスタジオ撮影や風景写真家に最適です。

Type mirrorless
Sensor 42.4MP full-frame
AF Points 399 pts
Burst 10 fps
Video 4K @30fps
IBIS はい
Weight 235 g
Sony Alpha a7R III 2017 camera
90 総合スコア

現在、販売店の最新価格はありません

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概要

The 30-Second Version

The Sony a7R III is a resolution monster with a killer EVF and solid stabilization. Build quality is a letdown and video is average. Worth it for stills shooters who need the detail, skip it if you shoot video.

Pros & Cons

長所

  • 42.4MP BSI-CMOS sensor captures absurd detail 99th
  • EVF is one of the best on the market, 3.69M dots 96th
  • 5-axis IBIS makes handheld macro work realistic 96th
  • 399-point AF is fast and reliable 95th

短所

  • Build quality is a real weak spot, not weather sealed
  • Video is stuck at 4K30p with average quality
  • Battery life is just okay
  • Bundle price is steep for what you get

オーナーの声

購入者の評価が時間とともにどう変化したか

独自

顧客が実際にレビューを書いた時期に基づいています。発売当初の高評価が続いたかどうかがわかります。

92/100当社のAIによる感情分析▲4信頼度: 高 · 34 件のソース · 2026年10月
02550751002026年7月: 88/100 · 信頼度: 中 · 24 ソース2026年10月: 92/100 · 信頼度: 高 · 34 ソース2026年7月2026年10月
当社のAI分析推定日
  1. Q2 2026100/1005.0★5 レビュー

    All five reviews are extremely positive, praising the camera's value, image quality, autofocus, and ease of use for various photography styles.

    • Excellent value and performance under $3000, outperforming competitors.
    • High resolution 42MP sensor and 10fps burst for professional work.
    • Superior autofocus and customizable controls, especially for action shots.
    • Lightweight, compact design with easy transition from other systems.
  2. Q4 202385/1004 レビュー

    Buyers praised the camera's image quality, versatility, and value, with minor notes on firmware updates and product longevity.

    • Excellent image clarity, low noise, and vibrant colors.
    • Versatile for various photography styles and conditions.
    • Good value and design for the price.
    • Desire for more frequent firmware updates and longer product life.

日付のある顧客レビュー 13 件を暦四半期ごとに集計しています。期間別の分析は英語です。

実証データ

Performance

The 42.4MP sensor sits in the 69th percentile in our database, which sounds mid but it's still a detail monster. The EVF is the real flex here, 95th percentile, one of the best we've seen. Stabilization is also top-tier at 89th percentile, so handheld macro shots with that 90mm lens are actually doable. Autofocus is strong at 84th percentile with 399 points, and 10fps burst is solid if not class-leading. Video is where this thing shows its age, 4K30p with S-Log3 and HLG is fine but it's a 47th percentile performer. The battery is also just average. And build quality? 4th percentile. That's rough. This thing is not weather sealed and it feels it.

Performance Percentiles

AF 91.5
EVF 94.8
Build 54.4
Burst 78.6
Video 69.7
Sensor 69
Battery 96.3
Display 98.6
User Sentiment 94.4
Connectivity 96.1
ユーザー評価 94.2
Affordability 20.7
Stabilization 93.2

Specifications

Full Specifications

Sensor

Type BSI 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
Burst (Electronic) 12
Max Shutter 1/8000
Electronic Shutter Yes

Video

Max Resolution 4K
4K FPS 30
1080p FPS 120
10-bit No
Log Profile Yes
RAW Video No
Codec H.264, H.265

Display & EVF

Screen Size 3"
Touchscreen Yes
Articulating Yes
EVF Resolution 3.69 M dots

Build

Weather Sealed No
Weight 0.2 kg / 0.5 lbs
Battery Life 530

Connectivity

Wi-Fi Yes
Bluetooth Yes
USB USB 3.1 Gen 1 Type-C
HDMI Micro HDMI
Hot Shoe Yes

vs Competition

Against the Fujifilm X-H2S, the Sony wins on resolution but loses on speed and video. The X-H2S has a stacked sensor and 40fps burst, it's a sports camera. The Nikon Z9 is in another league entirely, but it costs twice as much. The Panasonic S5 II has better video and stabilization for less money, though the sensor is lower res. The Canon R6 Mark II is the better all-rounder if you shoot video and stills equally. The Sony's edge is pure resolution and that gorgeous EVF.

Spec Sony Alpha a7R III Nikon Z Z9 Fujifilm X-H2 Panasonic Lumix G G9 II OM System OM-1 Mark II Canon EOS R5 Mark II
Type mirrorless mirrorless mirrorless mirrorless mirrorless mirrorless
Sensor 42.4MP full-frame 45.7MP full-frame 40.2MP aps-c 25.2MP micro-four-thirds 20.4MP micro-four-thirds 45MP full-frame
AF Points 399 493 425 779 1053 1053
Burst FPS 10 30 15 75 120 30
Video 4K @30fps 8K @120fps 8K @60fps 4K @120fps 4K @60fps 8K @120fps
IBIS true true true true true true
Weather Sealed false true true true true true
Weight (g) 235 1160 579 575 511 588
Compare Compare Compare Compare Compare
製品 AFEVFBuildBurstVideoSensorBatteryDisplayUser Sentimentユーザー評価AffordabilityStabilization
Sony Alpha a7R III 91.594.854.478.669.76996.398.694.494.220.793.2
Nikon Z Z9 Compare 93.69299.495.498.870.898.187.698.494.28.789.1
Fujifilm X-H2 Compare 92.496.994.682.495.498.997.887.682.589.623.895.9
Panasonic Lumix G G9 II Compare 9891.894.596.297.663.891.987.694.489.621.989.1
OM System OM-1 Mark II Compare 98.899.891.599.685.151.69687.682.589.617.599.6
Canon EOS R5 Mark II Compare 98.89694.890.598.870.190.599.633.789.69.189.1

価格

Value & Pricing

At $2,890 USD for the bundle, you're paying a premium for a camera that's been out for a while. The body alone is worth it if you need the resolution, but the 90mm macro lens is a niche piece of glass. If you're a product photographer or macro shooter, this kit makes sense. If you just want a general-purpose camera, you can do better for less. The accessories are filler, a 64GB card and a microfiber cloth don't move the needle.

詳細情報

Overview

The Sony a7R III is a 42.4MP full-frame monster that still holds up years after release. The sensor is the star here, it's a BSI-CMOS chip that pulls insane detail out of everything you point it at. Pair that with a 3.69M-dot EVF and 5-axis stabilization and you've got a serious photography tool.

But this listing is a bundle with the FE 90mm f/2.8 Macro G OSS lens, a 64GB card, and a pile of accessories. The camera body alone is legendary. The bundle is a decent starter kit for macro and product shooters, though the price tag will make you blink.

Common Questions

Q: Is the a7R III still worth buying in 2024?

For stills photography, yes. The 42.4MP sensor and 95th percentile EVF hold up great. For video, no, there are much better options at this price point now.

Q: Does this bundle include a lens?

Yes, it includes the Sony FE 90mm f/2.8 Macro G OSS lens, which is a dedicated macro lens. It's great for product photography and close-up work but not a general-purpose walkaround lens.

Q: Is the a7R III weather sealed?

No, it's not weather sealed. The build quality scores in the 4th percentile in our database, so treat it carefully in rain, dust, or rough conditions.

Who Should Skip This

Skip this if you shoot video. The 4K30p with average quality and no 4K60p is a dealbreaker for hybrid shooters. Also skip it if you need a rugged camera for travel or outdoor work, the build quality is a real weakness and it's not weather sealed. If you're a casual shooter, the 42.4MP files will eat your storage and your editing time for no real benefit.

Verdict

Buy this if you're a stills shooter who needs maximum detail, especially for product, macro, or landscape work. The 42.4MP sensor and 90mm macro lens combo is a specialized tool, not a jack of all trades. If video matters to you, look elsewhere.

Usage Scores

総合 (89.5)Video (84.1)Travel (65.1)Youtube (81.1)Beginner (84.4)Vlogging (82.9)Streaming (82.9)Photography (84.3)Wedding Events (70.9)Sports Wildlife (68)Product Photography (86.2)
  • 総合89.5
  • Video84.1
  • Travel65.1
  • Youtube81.1
  • Beginner84.4
  • Vlogging82.9
  • Streaming82.9
  • Photography84.3
  • Wedding Events70.9
  • Sports Wildlife68
  • Product Photography86.2

その他の構成1

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