Sirui 56AS12E-W

★★★★★ 4.5 (252)

F1.2の大口径とSTM駆動の静音AFが、低照度でも瞳追従とシャープな描写を実現します。カーボン強化ボディと11枚羽根絞りが生む統一感のあるボケが、映像に個性的な質感を与えます。ポートレート(93.8点)やクローズアップ(94.2点)で高評価を得ており、手頃な価格で大口径単焦点を求めるAPS-Cミラーレスユーザーに最適です。

Focal length 56mm
Aperture f/16
Mount Sony E
Weight 422 g
af type STM
lens type prime
Sirui 56AS12E-W lens
64 総合スコア
他の国でも利用可能:

概要

The 30-Second Version

The Sirui Sniper 56mm f/1.2 is a killer budget portrait lens with beautiful bokeh and solid autofocus. It's not stabilized and can't focus close, but the image quality at this price is hard to beat. If you find it near $272, just buy it.

Pros & Cons

長所

  • Insanely bright f/1.2 aperture for dreamy subject isolation. 86th
  • Autofocus is quiet, accurate, and supports eye tracking. 81st
  • Build quality feels solid and the design is clean. 75th
  • Outstanding value compared to first-party f/1.2 glass.

短所

  • No optical stabilization, so handheld video can get shaky.
  • Minimum focus distance of 600mm rules out any close-up work.
  • Autofocus is a step slower than the Sniper 75mm.
  • APS-C only, full-frame users are stuck in crop mode.

オーナーの声

The Word on the Street

4.5/5 (252 reviews)
👍 Owners rave about the dreamy bokeh and color rendering, especially for portrait and interview work.
🤔 Autofocus is generally good but several users mention it's noticeably slower than the Sniper 75mm.
👎 A few video shooters report a minor reset issue in video mode, and full-frame users are reminded this is strictly an APS-C lens.

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。

購入者の評価は時間とともに向上しています
85/100当社のAIによる感情分析信頼度: 低 · 5 件のソース · 2026年5月
1★2★3★4★5★Q1 '24: 3.0★ · 2 レビューQ3 '24: 3.0★ · 1 レビューQ4 '24: 5.0★ · 2 レビューQ1 '25: 4.0★ · 2 レビューQ2 '25: 4.5★ · 4 レビューQ3 '25: 5.0★ · 1 レビューQ4 '25: 4.6★ · 7 レビューQ1 '26: 5.0★ · 2 レビュー21224172Q1 '24Q3 '24Q4 '24Q1 '25Q2 '25Q3 '25Q4 '25Q1 '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. Q4 202586/1004.7★7 レビュー

    Buyers praised the lens for its superb optical quality, value, and low-light performance. A few noted slower autofocus than counterparts, and one reported focus failures at a wedding.

    • Excellent sharpness, color, bokeh, and low-light capability; great value for money.
    • Autofocus is good but slower than Sony GM or Viltrox equivalents; not ideal for sports.
    • One reviewer reported autofocus failures during a wedding after only two uses.
    • Lightweight, well-built, ideal for gimbal work and portrait/interview content.
  2. Q2 202575/1004.5★4 レビュー

    Most buyers love the budget-friendly Sirui 23mm F1.2 for its sharpness, fast autofocus, lightweight build, and low-light performance, but one user found quality below expectations and size too large.

    • Exceptional value for money; affordable lens with premium image quality and portability.
    • Fast autofocus and sharpness across frame, impressive in low light and with F1.2 bokeh.
    • AF can struggle at wide apertures but manageable with manual assist; works on full-frame without vignetting.
    • One user disappointed by overall quality and larger-than-expected size.

日付のある顧客レビュー 21 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

Autofocus is a standout here, landing in the 86th percentile of our database. The STM motor is quiet and supports eye tracking, which makes it a solid pick for both stills and video, though a few users note it's not quite as snappy as the longer Sniper 75mm. Optically it's well above average, and that 11-blade aperture renders smooth, appealing bokeh. Just don't expect macro work, the 600mm minimum focus distance means you won't be getting close to small details. And there's no stabilization, so keep your shutter speed up or use a body with IBIS.

Performance Percentiles

AF 85.5
Bokeh 47.4
Build 60.8
Macro 53.1
Optical 75.3
Aperture 44.2
User Sentiment 63.7
Versatility 33.6
ユーザー評価 80.8
Stabilization 36.1

Specifications

Full Specifications

Optics

Type Prime
Focal Length Min 56
Focal Length Max 56
Elements 12
Groups 11
Aspherical Elements 2
ED Elements 1
Coating HD Nano coating

Aperture

Max Aperture f/16
Min Aperture f/1.2
Constant Yes
Diaphragm Blades 11

Build

Mount Sony E
Format APS-C
Weather Sealed No
Weight 0.4 kg / 0.9 lbs
Filter Thread 58

AF & Stabilization

AF Type STM
Stabilization No

Focus

Min Focus Distance 600

vs Competition

Stacked against the Fuji 56mm f/1.2, the Sirui is dramatically cheaper while delivering comparable bokeh and build, though the Fuji's autofocus is more refined. The Meike 50mm f/1.8 is another budget contender, but you lose two-thirds of a stop of light and some subject separation. If you need versatility, the Sigma 16-300mm or Tamron 18-300mm zooms cover way more ground, but they can't touch this lens for low light or background blur. This is a specialist, not a generalist.

Spec Sirui 56AS12E-W Sigma Contemporary 18-50mm f/2.8 DC DN Tamron Di III 17-70mm f/2.8 Di III-A VC RXD Viltrox AF 35mm f/1.7 XF Panasonic Leica DG Vario-Elmarit H-ES12035 Nikon NIKKOR Z 17-28mm f/2.8
Focal Length 56mm 18-50mm 17-70mm 35mm 12-35mm 17-28mm
Max Aperture f/16 f/2.8 f/2.8 f/1.7 f/2.8 f/2.8
Mount Sony E Sony E Sony E Fujifilm X Micro Four Thirds Nikon Z
Stabilization false false true true true false
Weather Sealed false true true false true true
Weight (g) 422 290 544 180 306 450
AF Type STM stepping motor RXD STM (Stepping Motor) Autofocus Stepping Motor
Lens Type prime zoom zoom prime zoom zoom
Compare Compare Compare Compare Compare
製品 AFBokehBuildMacroOpticalApertureUser SentimentVersatilityユーザー評価Stabilization
Sirui 56AS12E-W 85.547.460.853.175.344.263.733.680.836.1
Sigma Contemporary 18-50mm f/2.8 DC DN Compare 85.584.485.491.581.286.380.578.69036.1
Tamron Di III 17-70mm f/2.8 Di III-A VC RXD Compare 53.888.967.385.490.386.363.789.685.681.3
Viltrox AF 35mm f/1.7 XF Compare 85.595.786.797.265.295.363.733.685.681.3
Panasonic Leica DG Vario-Elmarit H-ES12035 Compare 53.884.484.65085.786.390.980.685.696.6
Nikon NIKKOR Z 17-28mm f/2.8 Compare 85.588.974.285.487.586.390.967.967.636.1

価格

Value & Pricing

Pricing is all over the map depending on the vendor, with a spread from $272 to $456. At the low end, this lens is an absolute steal. You're getting genuine f/1.2 bokeh and solid autofocus for less than many f/1.4 alternatives. Even at the higher end, it undercuts first-party options by a mile. If you can snag it closer to that $272 mark, it's a no-brainer for portrait shooters on a budget.

詳細情報

Overview

The Sirui Sniper 56mm f/1.2 is an ultra-fast portrait prime built for APS-C mirrorless cameras. It gives you an 85mm full-frame equivalent field of view, which is basically the gold standard for flattering portraits with creamy, blown-out backgrounds. At this price, an f/1.2 autofocus lens feels a little bit like cheating, and Sirui packed in some decent glass including ED and aspherical elements to keep things sharp.

Common Questions

Q: Will this lens work on a full-frame Sony camera?

Yes, but only in Super 35 / APS-C crop mode. You'll lose resolution and the field of view will be tighter, so it's really designed for APS-C bodies like the a6000 series or FX30.

Q: Is the autofocus fast enough for sports or fast-moving kids?

It's quick and supports eye tracking, but it's not the absolute fastest. For erratic movement you might miss a few shots compared to a higher-end lens, though it handles most portrait and casual action fine.

Q: Does it have image stabilization?

No, the lens itself is not stabilized. You'll want a camera body with IBIS or a steady hand, especially for video work.

Who Should Skip This

Skip this if you need a versatile walkaround lens. The fixed 56mm focal length and long minimum focus distance make it a one-trick pony for portraits and interviews. If you shoot a lot of video handheld without a gimbal or IBIS body, the lack of stabilization will frustrate you. And full-frame shooters who hate crop mode should look elsewhere.

Verdict

If you're an APS-C shooter who wants that classic 85mm portrait look without selling a kidney, the Sirui Sniper 56mm f/1.2 is a fantastic pick. It's sharp enough, the bokeh is lovely, and the autofocus is more than capable for most situations. Video shooters will appreciate the quiet STM motor and minimal focus breathing, just be ready to deal with the lack of stabilization in post or with a gimbal.

Usage Scores

Macro (58.5)総合 (64.4)Budget (63.4)Street (61.6)Travel (43.4)Portrait (58.4)Landscape (51.5)Professional (58.3)Video Cinema (67.9)Wildlife Sports (55.7)

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