i:SY S8 F 500 E-Bike Kompaktrad 20" grün

zweirad-stadler:i-sy-s8-f-500-e-bike-kompaktrad-20-gruen · source URL · confidence 0.83

Eligibility

Cannot win: e-bike bikes are not value-ranked yet (no e-bike-specific equipment model)

Size decisions

retailer label	alpha	comparable cm	match	mapping	in stock	variant price	evidence
47 cm	—	47 cm	exact scale	stated by the retailer	yes	listing price	47 cm

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

47 cm

—

47 cm

exact scale

stated by the retailer

yes

listing price

47 cm

A shopper asking for: 54 → nothing compatible · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Only listing of this configuration — nothing to merge.

Provenance — why we believe each fact

field source evidence

brand retailer:zweirad-stadler / parse i:SY

model retailer:zweirad-stadler / derived i:SY S8 F 500 E-Bike Kompaktrad 20" grün

category retailer:zweirad-stadler / parse E-Bike

frameMaterial retailer:zweirad-stadler / parse Aluminium

groupsetFamily retailer:zweirad-stadler / dictionary Shimano Nexus Revo Shifter || Shimano Nexus

electronicShifting retailer:zweirad-stadler / derived Shimano Nexus Revo Shifter || Shimano Nexus

speeds retailer:zweirad-stadler / parse 8-Gang

brakes retailer:zweirad-stadler / parse Hydraulische Scheibenbremsen

brakePistons retailer:zweirad-stadler / parse 2-Kolben

suspension retailer:zweirad-stadler / derived Starrgabel

fork retailer:zweirad-stadler / dictionary Starrgabel

dropperPost retailer:zweirad-stadler / derived seatpost row "i:SY Sattelstütze, 415 mm, 34,9 mm" names no dropper, in a 41-field spec table

beltDrive retailer:zweirad-stadler / parse KMC

rack retailer:zweirad-stadler / parse i:SY Carrier MonkeyLoad ready

mudguards retailer:zweirad-stadler / parse SKS Bluemels 20“

lighting retailer:zweirad-stadler / parse Fuxon FF-100HB, 100 Lux LED mit Fernlicht

wheelSize retailer:zweirad-stadler / parse 20

weightKg retailer:zweirad-stadler / parse Gewicht: ca. 24,1 kg

powerMeter retailer:zweirad-stadler / derived absent from a 41-field spec table

availability retailer:zweirad-stadler / derived 1 of 1 sizes orderable

ebike.motor retailer:zweirad-stadler / parse Bosch | Bosch Active Line Plus

ebike.motor.position retailer:zweirad-stadler / parse Mittelmotor

ebike.motor.torqueNm retailer:zweirad-stadler / parse 50 Nm

ebike.battery.capacityWh retailer:zweirad-stadler / parse 500 Wh

ebike.battery.integration retailer:zweirad-stadler / parse PowerPack

ebike.speedClass retailer:zweirad-stadler / parse Unterstützung: bis zu 25 km/h

ebike.eDiscipline retailer:zweirad-stadler / parse shelf: E-Kompaktrad

ebike.display retailer:zweirad-stadler / parse Display: Bosch Intuvia

ebike.maxSystemWeightKg retailer:zweirad-stadler / parse zul. Gesamtgewicht: 150 kg

field	source	evidence
brand	`retailer:zweirad-stadler` / parse	i:SY
model	`retailer:zweirad-stadler` / derived	i:SY S8 F 500 E-Bike Kompaktrad 20" grün
category	`retailer:zweirad-stadler` / parse	E-Bike
frameMaterial	`retailer:zweirad-stadler` / parse	Aluminium
groupsetFamily	`retailer:zweirad-stadler` / dictionary	Shimano Nexus Revo Shifter \|\| Shimano Nexus
electronicShifting	`retailer:zweirad-stadler` / derived	Shimano Nexus Revo Shifter \|\| Shimano Nexus
speeds	`retailer:zweirad-stadler` / parse	8-Gang
brakes	`retailer:zweirad-stadler` / parse	Hydraulische Scheibenbremsen
brakePistons	`retailer:zweirad-stadler` / parse	2-Kolben
suspension	`retailer:zweirad-stadler` / derived	Starrgabel
fork	`retailer:zweirad-stadler` / dictionary	Starrgabel
dropperPost	`retailer:zweirad-stadler` / derived	seatpost row "i:SY Sattelstütze, 415 mm, 34,9 mm" names no dropper, in a 41-field spec table
beltDrive	`retailer:zweirad-stadler` / parse	KMC
rack	`retailer:zweirad-stadler` / parse	i:SY Carrier MonkeyLoad ready
mudguards	`retailer:zweirad-stadler` / parse	SKS Bluemels 20“
lighting	`retailer:zweirad-stadler` / parse	Fuxon FF-100HB, 100 Lux LED mit Fernlicht
wheelSize	`retailer:zweirad-stadler` / parse	20
weightKg	`retailer:zweirad-stadler` / parse	Gewicht: ca. 24,1 kg
powerMeter	`retailer:zweirad-stadler` / derived	absent from a 41-field spec table
availability	`retailer:zweirad-stadler` / derived	1 of 1 sizes orderable
ebike.motor	`retailer:zweirad-stadler` / parse	Bosch \| Bosch Active Line Plus
ebike.motor.position	`retailer:zweirad-stadler` / parse	Mittelmotor
ebike.motor.torqueNm	`retailer:zweirad-stadler` / parse	50 Nm
ebike.battery.capacityWh	`retailer:zweirad-stadler` / parse	500 Wh
ebike.battery.integration	`retailer:zweirad-stadler` / parse	PowerPack
ebike.speedClass	`retailer:zweirad-stadler` / parse	Unterstützung: bis zu 25 km/h
ebike.eDiscipline	`retailer:zweirad-stadler` / parse	shelf: E-Kompaktrad
ebike.display	`retailer:zweirad-stadler` / parse	Display: Bosch Intuvia
ebike.maxSystemWeightKg	`retailer:zweirad-stadler` / parse	zul. Gesamtgewicht: 150 kg

Warnings

info single-size-only — Only one size is in stock (47 cm).
info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 0,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 2,
  "weightAdjustment": -3,
  "equipmentValue": 15,
  "notes": [
    "Groupset not identified: 0 drivetrain points.",
    "Wheels unknown: scored level with basic aluminium, which is neither a reward for omitting the wheelset nor a penalty for naming a cheap one.",
    "Brakes \"hydraulic-disc\" = 0, the baseline for mtb-hardtail.",
    "24.1 kg vs 14.4 kg mtb-hardtail reference = -3.",
    "Fork \"rigid\" +2 (0 mm travel, which is not scored)."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier"
  ],
  "applied": [],
  "rejected": [],
  "notes": "Wheel material and tier are not established by the listed RYDE Andra 40 Disc rim model. Mixed groupset cannot be determined because the crank is not specified.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Material: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltwerk: Shimano Nexus",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "8-Gang Shimano Nexus Nabenschaltung",
      "confidence": 1
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Shimano Nexus Revo Shifter",
      "confidence": 0.98
    },
    "speeds": {
      "value": "8",
      "evidence": "Gänge: 8-Gang",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": null,
      "evidence": null,
      "confidence": 0.95
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Bremsenart: Hydraulische Scheibenbremsen",
      "confidence": 1
    },
    "weightKg": {
      "value": "24.1",
      "evidence": "Gewicht: ca. 24,1 kg",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "Wheel material and tier are not established by the listed RYDE Andra 40 Disc rim model. Mixed groupset cannot be determined because the crank is not specified."
  }
}

Normalized record

{
  "id": "zweirad-stadler:i-sy-s8-f-500-e-bike-kompaktrad-20-gruen",
  "retailer": "zweirad-stadler",
  "retailerProductId": "i-sy-s8-f-500-e-bike-kompaktrad-20-gruen",
  "productUrl": "https://shop.zweirad-stadler.de/fahrrad-shop/e-bikes/e-kompaktrad/i-sy-s8-f-500-e-bike-kompaktrad-20-gruen.html",
  "brand": "I:sy",
  "model": "S8 F 500 E-Bike Kompaktrad 20\" grün",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "stated",
  "sourceCategory": "e-bike",
  "price": 2692,
  "originalPrice": 3799,
  "currency": "EUR",
  "discountPercent": 29,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 8,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus",
    "rearDerailleur": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": null,
  "cassette": "16T",
  "brakes": "hydraulic-disc",
  "brakePistons": 2,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": null,
  "rack": true,
  "mudguards": true,
  "chaincase": null,
  "kickstand": null,
  "lighting": true,
  "wheelSize": "other",
  "wheelset": "RYDE Andra 40 Disc, 32 H | Shimano Deore HB-M6000",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Schwalbe Pick Up, Super Defense, 60-406",
  "weightKg": 24.1,
  "ebike": {
    "motor": {
      "text": "Bosch | Bosch Active Line Plus",
      "brand": "bosch",
      "model": null,
      "position": "mid",
      "torqueNm": 50,
      "torqueSource": "retailer",
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "Bosch PowerPack 500",
      "capacityWh": 500,
      "count": 1,
      "integration": "external",
      "removable": null
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "Bosch Intuvia",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-compact",
    "eDisciplineBasis": "leaf",
    "frameShape": "unknown",
    "cargoType": "unknown",
    "maxSystemWeightKg": 150,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "47 cm",
      "size": "47",
      "sizeCm": 47,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "7-14 Werktage"
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [],
  "imageUrl": "https://shop.zweirad-stadler.de/out/pictures/generated/product/1/1500_1500_100/isy-s8f500-126553-2023-gruen(1).jpg",
  "rawTitle": "i:SY S8 F 500 E-Bike Kompaktrad 20\" grün",
  "fetchedAt": "2026-09-26T08:25:08.120Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (47 cm).",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "frameShape"
    ],
    "applied": [],
    "rejected": [],
    "notes": "Der Motor wird als Bosch Active Line Plus genannt, aber die Quelle nennt keine exakte Modell-/Einheitenkennung. Die Rahmenform ist als „Kompakt“ angegeben und lässt sich nicht deterministisch einer zulässigen Rahmenform zuordnen. Die Akku-Integration wird nicht angegeben.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motorhersteller: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 1
      },
      "batteryWh": {
        "value": "500",
        "evidence": "Kapazität: 500 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": "pedelec-25",
        "evidence": "Unterstützung: bis zu 25 km/h",
        "confidence": 1
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 1
      },
      "frameShape": {
        "value": null,
        "evidence": null,
        "confidence": 1
      },
      "notes": "Der Motor wird als Bosch Active Line Plus genannt, aber die Quelle nennt keine exakte Modell-/Einheitenkennung. Die Rahmenform ist als „Kompakt“ angegeben und lässt sich nicht deterministisch einer zulässigen Rahmenform zuordnen. Die Akku-Integration wird nicht angegeben."
    }
  }
}

Parsed specification table

{
  "Material": "Aluminium",
  "Rahmenform": "Kompakt",
  "Gabel": "Starrgabel",
  "Steuersatz": "i:SY Steuersatz",
  "Gänge": "8-Gang",
  "Schaltung": "Nabenschaltung",
  "Schaltwerk": "Shimano Nexus",
  "Schalthebel": "Shimano Nexus Revo Shifter",
  "Bremshebel": "3-Finger Bremshebel",
  "Bremsen": "Tektro HD-T280, 2-Kolben",
  "Bremsenart": "Hydraulische Scheibenbremsen",
  "Kassette": "16T",
  "Lenker": "i:SY Lenker 30°",
  "Griffe": "ERGON GC10 ergonomische Griffe",
  "Vorbau": "i:SY Vorbau 70 mm",
  "Pedale": "i:SY Antirutsch Faltpedal",
  "Sattelstütze": "i:SY Sattelstütze, 415 mm, 34,9 mm",
  "Sattel": "Zecure Trekking, Hydro Foam",
  "Kette": "KMC e8 Sport EPT",
  "Nabe vorne": "Shimano Deore HB-M6000",
  "Felgen": "RYDE Andra 40 Disc, 32 H",
  "Reifen": "Schwalbe Pick Up, Super Defense, 60-406",
  "Laufradgröße": "20\"",
  "Farbe": "grün",
  "Motorhersteller": "Bosch",
  "Motor": "Bosch Active Line Plus",
  "Motorart": "Mittelmotor",
  "Max. Drehmoment": "50 Nm",
  "Unterstützung": "bis zu 25 km/h",
  "Akku": "Bosch PowerPack 500",
  "Kapazität": "500 Wh",
  "Ladegerät": "Bosch Compact Charger 2A",
  "Display": "Bosch Intuvia",
  "Scheinwerfer": "Fuxon FF-100HB, 100 Lux LED mit Fernlicht",
  "Rücklicht": "Fuxon R-Glow S LED",
  "Gewicht": "ca. 24,1 kg",
  "zul. Gesamtgewicht": "150 kg",
  "Sonstiges": "Horn Catena Kettenschutz, Abus Rahmenschloss 4750L NR",
  "Gepäckträger": "i:SY Carrier MonkeyLoad ready",
  "Schutzbleche": "SKS Bluemels 20“",
  "Herstellerfarbe": "froggy green"
}

Raw adapter output

{
  "retailer": "zweirad-stadler",
  "retailerProductId": "i-sy-s8-f-500-e-bike-kompaktrad-20-gruen",
  "productUrl": "https://shop.zweirad-stadler.de/fahrrad-shop/e-bikes/e-kompaktrad/i-sy-s8-f-500-e-bike-kompaktrad-20-gruen.html",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "i:SY S8 F 500 E-Bike Kompaktrad 20\" grün",
  "rawBrand": "i:SY",
  "price": 2692,
  "originalPrice": 3799,
  "currency": "EUR",
  "imageUrl": "https://shop.zweirad-stadler.de/out/pictures/generated/product/1/1500_1500_100/isy-s8f500-126553-2023-gruen(1).jpg",
  "rawSpecifications": {
    "Material": "Aluminium",
    "Rahmenform": "Kompakt",
    "Gabel": "Starrgabel",
    "Steuersatz": "i:SY Steuersatz",
    "Gänge": "8-Gang",
    "Schaltung": "Nabenschaltung",
    "Schaltwerk": "Shimano Nexus",
    "Schalthebel": "Shimano Nexus Revo Shifter",
    "Bremshebel": "3-Finger Bremshebel",
    "Bremsen": "Tektro HD-T280, 2-Kolben",
    "Bremsenart": "Hydraulische Scheibenbremsen",
    "Kassette": "16T",
    "Lenker": "i:SY Lenker 30°",
    "Griffe": "ERGON GC10 ergonomische Griffe",
    "Vorbau": "i:SY Vorbau 70 mm",
    "Pedale": "i:SY Antirutsch Faltpedal",
    "Sattelstütze": "i:SY Sattelstütze, 415 mm, 34,9 mm",
    "Sattel": "Zecure Trekking, Hydro Foam",
    "Kette": "KMC e8 Sport EPT",
    "Nabe vorne": "Shimano Deore HB-M6000",
    "Felgen": "RYDE Andra 40 Disc, 32 H",
    "Reifen": "Schwalbe Pick Up, Super Defense, 60-406",
    "Laufradgröße": "20\"",
    "Farbe": "grün",
    "Motorhersteller": "Bosch",
    "Motor": "Bosch Active Line Plus",
    "Motorart": "Mittelmotor",
    "Max. Drehmoment": "50 Nm",
    "Unterstützung": "bis zu 25 km/h",
    "Akku": "Bosch PowerPack 500",
    "Kapazität": "500 Wh",
    "Ladegerät": "Bosch Compact Charger 2A",
    "Display": "Bosch Intuvia",
    "Scheinwerfer": "Fuxon FF-100HB, 100 Lux LED mit Fernlicht",
    "Rücklicht": "Fuxon R-Glow S LED",
    "Gewicht": "ca. 24,1 kg",
    "zul. Gesamtgewicht": "150 kg",
    "Sonstiges": "Horn Catena Kettenschutz, Abus Rahmenschloss 4750L NR",
    "Gepäckträger": "i:SY Carrier MonkeyLoad ready",
    "Schutzbleche": "SKS Bluemels 20“",
    "Herstellerfarbe": "froggy green"
  },
  "rawFeatures": [
    "0% Finanzierung ab 269,20 € möglich",
    "Dienstrad-Leasing möglich",
    "14 Tage kostenloses Rückgaberecht",
    "Unsere E-Bikes werden alle vor der Auslieferung fachmännisch montiert und von unseren Werkstatt-Profis Probe gefahren",
    "Bosch Active Line Plus Mittelmotor 50 Nm",
    "500 Wh Akku Bosch Power Pack",
    "8-Gang Shimano Nexus Nabenschaltung mit Freilauf",
    "Tektro Hydraulische Scheibenbremsen",
    "Komfortable Anbauteile",
    "Gewicht lt. Hersteller: ca. 24,1 kg",
    "Zulässiges Gesamtgewicht: max. 150 kg",
    "Geschwindigkeit: Bis zu 25 km/h"
  ],
  "rawSizes": [
    {
      "rawSize": "47 cm",
      "size": "47",
      "sizeCm": 47,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "7-14 Werktage"
    }
  ],
  "availabilityText": "1 of 1 sizes orderable",
  "fetchedAt": "2026-09-26T08:25:08.120Z",
  "sourceMeta": {
    "savingBadge": "1107 € gespartauf UVP",
    "deliveryWindows": [
      "47 cm 7-14 Werktage"
    ]
  },
  "listingPath": [
    "E-Bikes",
    "E-Kompaktrad"
  ]
}

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