← Review table (e-bike) · shopper page

i:SY E5 ZR RT E-Bike Kompaktrad 20" weiß

zweirad-stadler:i-sy-e5-zr-rt-e-bike-kompaktrad-20-weiss · source URL · confidence 0.83

Eligibility

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

Size decisions

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

Warnings

• info single-size-only — Only one size is in stock (47 cm (One Size)).
• 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.",
    "24.3 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": "The source names the wheel rim model as \"RYDE Andra 40 Disc, 32 H\" but does not establish wheel material or a defensible wheel tier. No power meter is mentioned.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Material: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schalthebel: Shimano Nexus Revo Shifter",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Wartungsarme Shimano Nexus 5-Gang Nabenschaltung",
      "confidence": 1
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Wartungsarme Shimano Nexus 5-Gang Nabenschaltung",
      "confidence": 0.99
    },
    "speeds": {
      "value": "5",
      "evidence": "Gänge: 5-Gang",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "false",
      "evidence": "Wartungsarme Shimano Nexus 5-Gang Nabenschaltung",
      "confidence": 0.95
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Bremsenart: Hydraulische Scheibenbremsen",
      "confidence": 1
    },
    "weightKg": {
      "value": "24.3",
      "evidence": "Gewicht: ca. 24,3 kg",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "The source names the wheel rim model as \"RYDE Andra 40 Disc, 32 H\" but does not establish wheel material or a defensible wheel tier. No power meter is mentioned."
  }
}

Normalized record

{
  "id": "zweirad-stadler:i-sy-e5-zr-rt-e-bike-kompaktrad-20-weiss",
  "retailer": "zweirad-stadler",
  "retailerProductId": "i-sy-e5-zr-rt-e-bike-kompaktrad-20-weiss",
  "productUrl": "https://shop.zweirad-stadler.de/fahrrad-shop/e-bikes/e-kompaktrad/i-sy-e5-zr-rt-e-bike-kompaktrad-20-weiss.html",
  "brand": "I:sy",
  "model": "E5 ZR RT E-Bike Kompaktrad 20\" weiß",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "stated",
  "sourceCategory": "e-bike",
  "price": 2992,
  "originalPrice": 4199,
  "currency": "EUR",
  "discountPercent": 29,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 5,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": "i:SY E-Bike Kurbel",
  "cassette": "46 / 28 T",
  "brakes": "hydraulic-disc",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": null,
  "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, Centerlock",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Schwalbe Pick Up, Super Defense",
  "weightKg": 24.3,
  "ebike": {
    "motor": {
      "text": "Bosch | Bosch Performance Line",
      "brand": "bosch",
      "model": null,
      "position": "mid",
      "torqueNm": 75,
      "torqueSource": "retailer",
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "Bosch PowerPack 545",
      "capacityWh": 545,
      "count": null,
      "integration": "external",
      "removable": null
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "Bosch Intuvia 100",
    "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 (One Size)",
      "size": "47",
      "sizeCm": 47,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "4-8 Werktage"
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [],
  "imageUrl": "https://shop.zweirad-stadler.de/out/pictures/generated/product/1/1500_1500_100/isy-20-e5-zr-rt-ebike-kompaktrad-weiss-700575-aa.jpg",
  "rawTitle": "i:SY E5 ZR RT E-Bike Kompaktrad 20\" weiß",
  "fetchedAt": "2026-09-26T08:25:10.739Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (47 cm (One Size)).",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "batteryWh",
      "frameShape"
    ],
    "applied": [
      "batteryWh"
    ],
    "rejected": [],
    "notes": "The source identifies the motor only as Bosch Performance Line, without an exact model designation. It describes the frame as “Kompakt” rather than one of the specified frame-shape categories. Battery integration is not stated.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motorhersteller: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 1
      },
      "batteryWh": {
        "value": "545",
        "evidence": "Kapazität: 545 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": "The source identifies the motor only as Bosch Performance Line, without an exact model designation. It describes the frame as “Kompakt” rather than one of the specified frame-shape categories. Battery integration is not stated."
    }
  }
}

Parsed specification table

{
  "Material": "Aluminium",
  "Farbe": "weiß",
  "Gabel": "Starrgabel",
  "Steuersatz": "i:SY Steuersatz",
  "Schaltung": "Nabenschaltung",
  "Gänge": "5-Gang",
  "Schalthebel": "Shimano Nexus Revo Shifter",
  "Bremsenart": "Hydraulische Scheibenbremsen",
  "Bremsen": "Tektro HD-T532",
  "Bremshebel": "3-Finger Bremshebel",
  "Bremsscheiben": "180 mm vo; 160 mm hi",
  "Rücktrittbremse": "Ja",
  "Kurbel": "i:SY E-Bike Kurbel",
  "Pedale": "i:SY Antirutsch Faltpedal",
  "Kassette": "46 / 28 T",
  "Lenker": "i:SY Lenker 30°",
  "Griffe": "Ergon GC10 ERGONomische Griffe",
  "Vorbau": "i:SY Vorbau 70mm",
  "Sattelstütze Art": "Patent",
  "Sattelstütze": "i:SY Sattelstütze, 415 mm, 34,9mm",
  "Sattel": "ZECURE Trekking, Hydro Foam Gr. L",
  "Laufradgröße": "20\"",
  "Felgen": "RYDE Andra 40 Disc, 32 H",
  "Speichen": "32 x Niro 2,0 mm",
  "Reifen": "Schwalbe Pick Up, Super Defense",
  "Nabe vorne": "Shimano Deore HB-M6000, Centerlock",
  "Motorart": "Mittelmotor",
  "Motorhersteller": "Bosch",
  "Motor": "Bosch Performance Line",
  "Max. Drehmoment": "75 Nm",
  "Unterstützung": "bis zu 25 km/h",
  "Akku Hersteller": "Bosch",
  "Akku": "Bosch PowerPack 545",
  "Kapazität": "545 Wh",
  "Ladegerät": "Bosch 4A Charger",
  "Display": "Bosch Intuvia 100",
  "Scheinwerfer": "FUXON FF-100HB, 100 Lux LED mit Fernlicht",
  "Rücklicht": "FUXON R-Glow S LED Rücklicht",
  "Gepäckträger": "i:SY Carrier MonkeyLoad ready",
  "Schutzbleche": "SKS Bluemels 20 Zoll, Breite 65 mm",
  "Sonstiges": "Pletscher Kickstand Comp40 Flex Ständer; Abus i:SY-SET gleichschließend, bestehend aus Akku- und Rahmenschloss (BLO BOS DT3 + 4750SL NR)",
  "Gewicht": "ca. 24,3 kg",
  "zul. Gesamtgewicht": "max. 150 kg",
  "Rahmenform": "Kompakt",
  "Herstellerfarbe": "seashell white"
}

Raw adapter output

{
  "retailer": "zweirad-stadler",
  "retailerProductId": "i-sy-e5-zr-rt-e-bike-kompaktrad-20-weiss",
  "productUrl": "https://shop.zweirad-stadler.de/fahrrad-shop/e-bikes/e-kompaktrad/i-sy-e5-zr-rt-e-bike-kompaktrad-20-weiss.html",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "i:SY E5 ZR RT E-Bike Kompaktrad 20\" weiß",
  "rawBrand": "i:SY",
  "price": 2992,
  "originalPrice": 4199,
  "currency": "EUR",
  "imageUrl": "https://shop.zweirad-stadler.de/out/pictures/generated/product/1/1500_1500_100/isy-20-e5-zr-rt-ebike-kompaktrad-weiss-700575-aa.jpg",
  "rawSpecifications": {
    "Material": "Aluminium",
    "Farbe": "weiß",
    "Gabel": "Starrgabel",
    "Steuersatz": "i:SY Steuersatz",
    "Schaltung": "Nabenschaltung",
    "Gänge": "5-Gang",
    "Schalthebel": "Shimano Nexus Revo Shifter",
    "Bremsenart": "Hydraulische Scheibenbremsen",
    "Bremsen": "Tektro HD-T532",
    "Bremshebel": "3-Finger Bremshebel",
    "Bremsscheiben": "180 mm vo; 160 mm hi",
    "Rücktrittbremse": "Ja",
    "Kurbel": "i:SY E-Bike Kurbel",
    "Pedale": "i:SY Antirutsch Faltpedal",
    "Kassette": "46 / 28 T",
    "Lenker": "i:SY Lenker 30°",
    "Griffe": "Ergon GC10 ERGONomische Griffe",
    "Vorbau": "i:SY Vorbau 70mm",
    "Sattelstütze Art": "Patent",
    "Sattelstütze": "i:SY Sattelstütze, 415 mm, 34,9mm",
    "Sattel": "ZECURE Trekking, Hydro Foam Gr. L",
    "Laufradgröße": "20\"",
    "Felgen": "RYDE Andra 40 Disc, 32 H",
    "Speichen": "32 x Niro 2,0 mm",
    "Reifen": "Schwalbe Pick Up, Super Defense",
    "Nabe vorne": "Shimano Deore HB-M6000, Centerlock",
    "Motorart": "Mittelmotor",
    "Motorhersteller": "Bosch",
    "Motor": "Bosch Performance Line",
    "Max. Drehmoment": "75 Nm",
    "Unterstützung": "bis zu 25 km/h",
    "Akku Hersteller": "Bosch",
    "Akku": "Bosch PowerPack 545",
    "Kapazität": "545 Wh",
    "Ladegerät": "Bosch 4A Charger",
    "Display": "Bosch Intuvia 100",
    "Scheinwerfer": "FUXON FF-100HB, 100 Lux LED mit Fernlicht",
    "Rücklicht": "FUXON R-Glow S LED Rücklicht",
    "Gepäckträger": "i:SY Carrier MonkeyLoad ready",
    "Schutzbleche": "SKS Bluemels 20 Zoll, Breite 65 mm",
    "Sonstiges": "Pletscher Kickstand Comp40 Flex Ständer; Abus i:SY-SET gleichschließend, bestehend aus Akku- und Rahmenschloss (BLO BOS DT3 + 4750SL NR)",
    "Gewicht": "ca. 24,3 kg",
    "zul. Gesamtgewicht": "max. 150 kg",
    "Rahmenform": "Kompakt",
    "Herstellerfarbe": "seashell white"
  },
  "rawFeatures": [
    "47 cm (One Size) 4-8 Werktage",
    "0% Finanzierung ab 299,20 € 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",
    "Klein, aber oho! Die Kompakträder von i:SY überzeugen Radfahrer und Radfahrerinnen, die gerne im urbanen Bereichen unterwegs sind. Vollgepackt mit hochwertigen Komponenten und einer leistungsstarken elektrischen Antriebseinheit von Bosch steht dem Großstadtabenteuer nichts mehr im Wege. In dieser Variante mit Rücktrittbremse ausgestattet.",
    "Leistungsstarke Antriebseinheit Bosch Performance Line mit 75 Newtonmeter Drehmoment",
    "Langanhaltende Leistung durch 545 Wattstunden Bosch PowerPack",
    "Wartungsarme Shimano Nexus 5-Gang Nabenschaltung",
    "Kräftige hydraulische Scheibenbremsen",
    "Volle Vernetzung durch das Bosch Smart System",
    "Geschwindigkeit: Bis zu 25 km/h"
  ],
  "rawSizes": [
    {
      "rawSize": "47 cm (One Size)",
      "size": "47",
      "sizeCm": 47,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "4-8 Werktage"
    }
  ],
  "availabilityText": "1 of 1 sizes orderable",
  "fetchedAt": "2026-09-26T08:25:10.739Z",
  "sourceMeta": {
    "savingBadge": "1207 € gespartauf UVP",
    "deliveryWindows": [
      "47 cm (One Size) 4-8 Werktage"
    ]
  },
  "listingPath": [
    "E-Bikes",
    "E-Kompaktrad"
  ]
}

Impressum · Privacy · Contact · About BikeFind