Yongnuo YN42.5mm F1.7M II 42mm

★★★★☆ 4.4 (42)

The 42.5mm focal length (85mm equivalent) and f/1.7 aperture deliver smooth bokeh and low-light capability in a tiny 146g body with STM autofocus. Its discreet, pocketable design integrates unobtrusively on small Micro Four Thirds bodies like the Panasonic G100 or Olympus E-M10 series. This lens is best for street photographers and budget-conscious portrait shooters who need a fast, lightweight prime for everyday candid work and environmental portraits.

Focal length 42mm
Aperture f/22
Mount Micro Four Thirds
Weight 150 g
af type STM stepper motor
lens type prime
Yongnuo YN42.5mm F1.7M II 42mm lens
37 Score global
Aussi disponible dans:

Aperçu

L'avis des propriétaires

L'évolution de l'avis des propriétaires dans le temps

Exclusivité

D'après la date à laquelle les clients ont rédigé leurs avis - pour voir si l'enthousiasme initial s'est confirmé.

L'avis des propriétaires est resté stable dans le temps
55/100Notre analyse IA du ressenticonfiance faible · 9 sources · juin 2026
1★2★3★4★5★Q1 '23: 5.0★ · 1 avisQ4 '23: 3.5★ · 2 avisQ3 '24: 2.0★ · 1 avisQ2 '25: 3.3★ · 4 avisQ3 '25: 5.0★ · 1 avis12141Q1 '23Q4 '23Q3 '24Q2 '25Q3 '25
Note moyenneSatisfaits (4-5★)Insatisfaits (1-2★)Hauteur des barres = nombre d'avis

D'après 9 avis clients datés, regroupés par trimestre civil. L'analyse par période est en anglais.

Les preuves

Performance

Performance Percentiles

AF 87.7
Bokeh 13.3
Build 90.8
Macro 37.3
Optical 52.9
Aperture 20.4
User Sentiment 3.6
Versatility 33.6
Preuve sociale 59.1
Stabilization 37.1

Specifications

Full Specifications

Optics

Type Prime
Focal Length Min 42
Focal Length Max 42
Elements 9
Groups 8
Coating Multilayer Coating

Aperture

Max Aperture f/22
Min Aperture f/1.7
Constant No
Diaphragm Blades 7

Build

Mount Micro Four Thirds
Format micro-four-thirds
Weight 0.1 kg / 0.3 lbs
Filter Thread 52

AF & Stabilization

AF Type STM stepper motor

Focus

Min Focus Distance 300
Max Magnification 0.15x

vs Competition

Spec Yongnuo YN42.5mm F1.7M II 42mm Tamron Di III 28-75mm f/2.8 VXD G2 Nikon NIKKOR Z DX 16-50mm f/3.5-6.3 VR Sony E PZ 16-50mm f/3.5-5.6 OSS Sigma Contemporary 56mm f/1.4 DC DN Panasonic LUMIX S S-R2060
Focal Length 42mm 28-75mm 16-50mm 16-50mm 56mm 20-60mm
Max Aperture f/22 f/2.8 f/3.5 f/3.5 f/1.4 f/3.5
Mount Micro Four Thirds Sony E Nikon Z Sony E Nikon Z L-Mount
Stabilization false false true true false false
Weather Sealed false true false true true true
Weight (g) 150 540 135 107 280 350
AF Type STM stepper motor VXD Stepping Motor Autofocus stepping motor stepping motor
Lens Type prime zoom zoom zoom prime zoom
Compare Compare Compare Compare Compare
Produit AFBokehBuildMacroOpticalApertureUser SentimentVersatilityPreuve socialeStabilization
Yongnuo YN42.5mm F1.7M II 42mm 87.713.390.837.352.920.43.633.659.137.1
Tamron Di III 28-75mm f/2.8 VXD G2 Compare 53.686.670.286.189.183.680.478.484.837.1
Nikon NIKKOR Z DX 16-50mm f/3.5-6.3 VR Compare 87.774.892.844.974.676.8083.276.595.5
Sony E PZ 16-50mm f/3.5-5.6 OSS Compare 53.674.898.643.769.276.863.383.280.193.6
Sigma Contemporary 56mm f/1.4 DC DN Compare 87.796.787.4576796.344.233.695.837.1
Panasonic LUMIX S S-R2060 Compare 87.784.782.566.77976.8081.868.737.1

Prix

Value & Pricing

À partir de 128 £GB 1 offre chez 1 marchand
Amazon.co.uk 1 offre À partir de 128 £GB

Price History

126 £GB 128 £GB 130 £GB 132 £GB 134 £GB 4 juin20 juil. 128 £GB

Usage Scores

Macro (38.2)Global (37.3)Budget (44.4)Street (54.9)Travel (43.5)Portrait (34.2)Landscape (38.5)Professional (42.8)Video Cinema (40.2)Wildlife Sports (48.1)

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