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Viltrox Air AF 9/2.8 XF 9mm

★★★★★ 4.6 (380)

{ "review": "焦点距離9mmの超広角113.8°の画角とf/2.8の明るさが、APS-C Sony Eマウントで際立つ。最短撮影距離0.13mの接写性能とわずか176gの軽量設計に加え、USB-Cポートによるファームウェア更新が実用的。マクロ撮影やストリートフォトで高いスコアを発揮し、接写と広がりを両立させたいVlogクリエイターやスナップ愛好家に最適。" }

Focal length 9mm
Aperture 16
Mount Sony E
Weight 175 g
af type STM
lens type prime
Viltrox Air AF 9/2.8 XF 9mm lens
76 総合スコア
他の国でも利用可能:

Snapshot

メリットとデメリット

Pros

Cons

What owners think

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。

購入者の評価は一定を保っています
82/100当社のAIによる感情分析信頼度: 高 · 51 件のソース · 2026年5月
1★2★3★4★5★Q2 '21: 4.0★ · 1 レビューQ4 '21: 5.0★ · 1 レビューQ4 '22: 5.0★ · 1 レビューQ1 '23: 5.0★ · 2 レビューQ3 '23: 5.0★ · 2 レビューQ4 '23: 2.3★ · 3 レビューQ1 '24: 5.0★ · 2 レビューQ3 '24: 5.0★ · 2 レビューQ4 '24: 4.6★ · 5 レビューQ1 '25: 5.0★ · 1 レビューQ2 '25: 5.0★ · 5 レビューQ3 '25: 4.9★ · 10 レビューQ4 '25: 4.8★ · 18 レビュー11122322515101882Q2 '21Q4 '22Q3 '23Q1 '24Q4 '24Q2 '25Q4 '25Q2 '26
平均評価満足(4〜5★)不満(1〜2★)バーの高さ = レビュー件数
  1. Q1 2026100/1008 レビュー

    Buyers are impressed with the wide field of view, sharpness, and compact size. A few noted slow autofocus and different filter size.

    • Very wide, non-fisheye rectilinear lens captures impressive field of view.
    • Sharp image quality and fast autofocus, though one noted slow AF.
    • Lightweight and portable, ideal for travel and city architecture.
    • Filter size differs from other lenses; not a lens fault but inconvenient.
  2. Q4 202585/1004.8★18 レビュー

    Overwhelmingly positive reviews praise the lens for its sharp image quality, lightweight design, and excellent value for the price. A few note issues with autofocus noise or sluggishness.

    • Lens is sharp, has good image quality, and produces beautiful results.
    • Excellent value for the price, often exceeding expectations compared to expensive brands.
    • Lightweight and compact design, ideal for travel and everyday use.
    • Autofocus is noisy (notable in video) and sometimes sluggish or inconsistent.
  3. Q3 202595/1004.9★10 レビュー

    Buyers praise the lens for excellent image quality, sharpness, and value. It's lightweight, great for portraits and low light, with fast autofocus.

    • Exceptional image quality and sharpness for the price.
    • Lightweight and compact, ideal for everyday carry and street photography.
    • Great for portraits and low-light environments with pleasing background blur.
    • Flare visible in strong light; some users find it scenic or correctable.
  4. Q2 202598/1005.0★5 レビュー

    Reviewers praise the lens for its excellent sharpness, clarity, and value. Autofocus is good, with minor chromatic aberration and a bump-prone manual aperture dial noted.

    • Excellent value, sharpness, and clarity for the price.
    • Manual aperture dial can be bumped accidentally.
    • Autofocus works well; firmware update fixes minor bugs.
    • Some chromatic aberration reported, but bokeh is excellent.
  5. Q4 202480/1004.6★5 レビュー

    Buyers praise this prime lens for its fast aperture, sharpness, and build quality at a low price. However, noticeable chromatic aberration in high-contrast scenes is a drawback for landscape and astro photographers.

    • Outstanding value and performance: fast, sharp, well-built, and weather-sealed for under $600.
    • Chromatic aberration, especially purple fringing, is problematic in contrasty scenes like landscapes and astrophotography.
    • Excellent for portraits, street, and indoor use with smooth, silent autofocus and natural field of view.
    • Solid construction feels premium and durable, fits well on smaller bodies like the Sony A6700.
  6. Q4 202333/1002.3★3 レビュー

    One buyer praised build quality and low light performance; two reported defects: one with firmware and focus instability, another with aperture failure.

    • Two reports of defective units: firmware issue, focus instability, and aperture failure.
    • Excellent build quality with all-metal construction, including lens hood.
    • Excellent low light performance and good value for price.
    • Return process for defective unit was handled quickly.

日付のある顧客レビュー 63 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。

The proof

パフォーマンス

パフォーマンス偏差値

AF 86.6
Bokeh 35.4
Build 85.4
Macro 89.5
Optical 83.3
Aperture 50
User Sentiment 44.4
Versatility 34.1
Social Proof 83.1
Stabilization 35.9

スペック

全スペック一覧

Optics

Type prime
Focal Length Min 9
Focal Length Max 9
Elements 13
Groups 11
Aspherical Elements 2
ED Elements 3
Coating HD multilayer nano coating

Aperture

Max Aperture 16
Min Aperture 2.8
Constant No
Diaphragm Blades 7

Build

Mount Sony E
Format APS-C
Weather Sealed No
Weight 0.2 kg / 0.4 lbs
Filter Thread 58

AF & Stabilization

AF Type STM
Stabilization No

Focus

Min Focus Distance 130
Max Magnification 1:6.66

競合製品との比較

Spec Viltrox Air AF 9/2.8 XF 9mm Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Nikon Nikkor 2166 Canon EF-S 18-135mm f/3.5-5.6 IS USM Sony E SELP1650 Meike 50mm F1.8 Full Frame STM Auto Focus Prime
Focal Length 9mm 18-300mm 55-200mm 18-135mm 16-50mm 50mm
Max Aperture 16 f/3.5 f/4 f/3.5 f/3.5 f/1.8
Mount Sony E Fuji X Nikon F Canon EF-S Sony E Sony E
Stabilization false true true true true true
Weather Sealed false false false false false false
Weight (g) 175 92 255 515 116 369
AF Type STM VXD linear motor Silent Wave Motor STM Stepping motor STM
Lens Type prime zoom telephoto zoom zoom Wide-Angle
Compare Compare Compare Compare Compare
Product AfBokehBuildMacroOpticalApertureUser SentimentVersatilitySocial ProofStabilization
Viltrox Air AF 9/2.8 XF 9mm 86.635.485.489.583.35044.434.183.135.9
Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare 98.275.596.487.874.377.530.399.283.181.1
Nikon Nikkor 2166 Compare 54.970.376.881.266.471.891.785.383.192.5
Canon EF-S 18-135mm f/3.5-5.6 IS USM Compare 86.675.546.633.279.877.50967892.5
Sony E SELP1650 Compare 86.675.593.635.164.477.563.683.574.192.5
Meike 50mm F1.8 Full Frame STM Auto Focus Prime Compare 86.696.162.895.738.69386.134.150.281.1

Price

コストパフォーマンス

最安 $159 3店舗で21件の価格

Price History

$150 $160 $170 $180 $190 $200 $210 5月1日5月9日5月17日5月28日6月5日6月13日 $199

用途別スコア

Macro (82.8)Overall (75.6)Budget (69.1)Street (76.9)Travel (62.3)Portrait (65.4)Landscape (63)Professional (64.4)Video Cinema (61.5)Wildlife Sports (60.9)

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