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Bulls Copperhead 2 XXL E-Bike Mountainbike blau

zweirad-stadler:bulls-copperhead-2-xxl-e-bike-mountainbike-blau · 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 labelalphacomparable cmmatchmappingin stockvariant priceevidence
41 cm | 27.5"—41 cmexact scalestated by the retaileryeslisting price41 cm | 27.5"
48 cm | 29"—48 cmexact scalestated by the retaileryeslisting price48 cm | 29"

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

fieldsourceevidence
brandretailer:zweirad-stadler / parseBulls
modelretailer:zweirad-stadler / derivedBulls Copperhead 2 XXL E-Bike Mountainbike blau
categoryretailer:zweirad-stadler / parseE-Bike
frameMaterialretailer:zweirad-stadler / parseAluminium
groupsetFamilyretailer:zweirad-stadler / dictionaryShimano Deore SL-M4100 mit I-Spec EV || Shimano Deore RD-M5120 shadow+
electronicShiftingretailer:zweirad-stadler / derivedShimano Deore SL-M4100 mit I-Spec EV || Shimano Deore RD-M5120 shadow+
speedsretailer:zweirad-stadler / parse10-Gang
brakesretailer:zweirad-stadler / parseHydraulische Scheibenbremsen
brakeTierretailer:zweirad-stadler / dictionaryBR-MT420
brakePistonsretailer:zweirad-stadler / parse4-Kolben
suspensionretailer:zweirad-stadler / derivedno suspension fork and no rear shock on a drop-bar listing
forkretailer:zweirad-stadler / dictionaryBulls Lytro 34 Air LOR
dropperPostretailer:zweirad-stadler / derivedseatpost row "ZECURE 30,9 mm" names no dropper, in a 35-field spec table
beltDriveretailer:zweirad-stadler / parseKettenschaltung
lightingretailer:zweirad-stadler / parseMonkey Link Connect
powerMeterretailer:zweirad-stadler / derivedabsent from a 35-field spec table
availabilityretailer:zweirad-stadler / derived2 of 2 sizes orderable
ebike.motorretailer:zweirad-stadler / parseBosch | Bosch Performance Line CX
ebike.motor.positionretailer:zweirad-stadler / parseMittelmotor
ebike.motor.torqueNmretailer:zweirad-stadler / parse85 Nm
ebike.battery.capacityWhretailer:zweirad-stadler / parse750 Wh
ebike.battery.integrationretailer:zweirad-stadler / parsePowertube
ebike.battery.removableretailer:zweirad-stadler / parseherausnehmbar
ebike.speedClassretailer:zweirad-stadler / parseUnterstützung: bis 25 km/h
ebike.eDisciplineretailer:zweirad-stadler / parseshelf: E-Mountainbike
ebike.displayretailer:zweirad-stadler / parseDisplay: Bosch LED
ebike.maxSystemWeightKgretailer:zweirad-stadler / parsezul. Gesamtgewicht: 150 kg

Warnings

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 17,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 2,
  "weightAdjustment": 0,
  "equipmentValue": 35,
  "notes": [
    "Shimano Deore = 20.",
    "10-speed -3.",
    "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.",
    "Weight not published: no weight adjustment either way.",
    "Fork \"rigid\" +2 (0 mm travel, which is not scored).",
    "Brake series \"basic\" +0."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "weightKg"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The source names the RYDE Disc 30 rims but does not establish their material or support a defensible wheel-tier classification. It states a maximum permitted total weight of 150 kg, not the complete-bike weight.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Material: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "10-Gang-Shimano Kettenschaltung",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Deore",
      "evidence": "Schaltwerk: Shimano Deore RD-M5120 shadow+",
      "confidence": 1
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Schaltung: Kettenschaltung",
      "confidence": 0.99
    },
    "speeds": {
      "value": "10",
      "evidence": "Gänge: 10-Gang",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "false",
      "evidence": "Schalthebel: Shimano Deore SL-M4100 mit I-Spec EV",
      "confidence": 0.98
    },
    "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": null,
      "evidence": null,
      "confidence": 0
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "The source names the RYDE Disc 30 rims but does not establish their material or support a defensible wheel-tier classification. It states a maximum permitted total weight of 150 kg, not the complete-bike weight."
  }
}

Normalized record

{
  "id": "zweirad-stadler:bulls-copperhead-2-xxl-e-bike-mountainbike-blau",
  "retailer": "zweirad-stadler",
  "retailerProductId": "bulls-copperhead-2-xxl-e-bike-mountainbike-blau",
  "productUrl": "https://shop.zweirad-stadler.de/fahrrad-shop/e-bikes/e-mountainbike/bulls-copperhead-2-xxl-e-bike-mountainbike-blau.html",
  "brand": "Bulls",
  "model": "Copperhead 2 XXL E-Bike Mountainbike blau",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "stated",
  "sourceCategory": "e-bike",
  "price": 2992,
  "originalPrice": 4699,
  "currency": "EUR",
  "discountPercent": 36,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Deore",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 10,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Deore",
    "rearDerailleur": "Deore",
    "cassette": "Deore"
  },
  "groupsetTierSpread": 0,
  "crank": null,
  "cassette": "Shimano Deore 10-fach, 11-46 T",
  "brakes": "hydraulic-disc",
  "brakePistons": 4,
  "brakeTier": "basic",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": "34",
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": null,
  "rack": null,
  "mudguards": null,
  "chaincase": null,
  "kickstand": null,
  "lighting": true,
  "wheelSize": null,
  "wheelset": "RYDE Disc 30, tubeless ready | Shimano HB-MT400-B Center Lock | Shimano FH-MT200-B Center Lock",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Schwalbe Smart Sam K-Guard",
  "weightKg": null,
  "ebike": {
    "motor": {
      "text": "Bosch | Bosch Performance Line CX",
      "brand": "bosch",
      "model": null,
      "position": "mid",
      "torqueNm": 85,
      "torqueSource": "retailer",
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "Bosch Powertube",
      "capacityWh": 750,
      "count": 1,
      "integration": "integrated",
      "removable": true
    },
    "speedClass": "pedelec-25",
    "rangeExtender": "unknown",
    "display": "Bosch LED",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-mtb",
    "eDisciplineBasis": "leaf",
    "frameShape": "unknown",
    "cargoType": "unknown",
    "maxSystemWeightKg": 150,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "41 cm | 27.5\"",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "7-14 Werktage"
    },
    {
      "rawSize": "48 cm | 29\"",
      "size": "48",
      "sizeCm": 48,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "7-14 Werktage"
    }
  ],
  "seller": null,
  "availability": "in-stock",
  "gtins": [],
  "imageUrl": "https://shop.zweirad-stadler.de/out/pictures/generated/product/1/1500_1500_100/bulls-copperhead-evo-2-xxl-e-bike-mountainbike-125198a.jpg",
  "rawTitle": "Bulls Copperhead 2 XXL E-Bike Mountainbike blau",
  "fetchedAt": "2026-09-26T08:23:47.122Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "wheel-size-varies-by-frame-size",
      "message": "the row states more than one wheel size (\"29\" (Rh: 41 cm 27.5\")\"), so the wheel size of the bike in a given frame size is not established. Recorded as unknown rather than picking one.",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "frameShape"
    ],
    "applied": [],
    "rejected": [],
    "notes": "Der Motor ist nur als „Bosch Performance Line CX“ angegeben; ein exakt zuordenbares Motor-Modell wird nicht genannt. Die Rahmenform wird nicht angegeben.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motorhersteller: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "750",
        "evidence": "750 Wh Bosch Power Tube Akku (im Rahmen integriert/herausnehmbar)",
        "confidence": 1
      },
      "speedClass": {
        "value": "pedelec-25",
        "evidence": "Unterstützung: bis 25 km/h",
        "confidence": 1
      },
      "batteryIntegration": {
        "value": "integrated",
        "evidence": "750 Wh Bosch Power Tube Akku (im Rahmen integriert/herausnehmbar)",
        "confidence": 1
      },
      "frameShape": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "notes": "Der Motor ist nur als „Bosch Performance Line CX“ angegeben; ein exakt zuordenbares Motor-Modell wird nicht genannt. Die Rahmenform wird nicht angegeben."
    }
  }
}

Parsed specification table

{
  "Material": "Aluminium",
  "Farbe": "blau",
  "Gabel": "Bulls Lytro 34 Air LOR",
  "Federweg Gabel": "120 mm",
  "Schaltung": "Kettenschaltung",
  "Gänge": "10-Gang",
  "Schaltwerk": "Shimano Deore RD-M5120 shadow+",
  "Schalthebel": "Shimano Deore SL-M4100 mit I-Spec EV",
  "Bremsenart": "Hydraulische Scheibenbremsen",
  "Bremsen": "Shimano BR-MT420, 4-Kolben",
  "Bremsscheiben": "203 mm / 180 mm",
  "Pedale": "ZECURE MTB",
  "Kassette": "Shimano Deore 10-fach, 11-46 T",
  "Lenker": "ZECURE Sport-SL",
  "Vorbau": "MTB-SL, 3D geschmiedet, CCS Slot Mount ready",
  "Sattelstütze Art": "Patent",
  "Sattelstütze": "ZECURE 30,9 mm",
  "Sattel": "ZECURE",
  "Laufradgröße": "29\" (Rh: 41 cm 27.5\")",
  "Felgen": "RYDE Disc 30, tubeless ready",
  "Reifen": "Schwalbe Smart Sam K-Guard",
  "Nabe vorne": "Shimano HB-MT400-B Center Lock",
  "Nabe hinten": "Shimano FH-MT200-B Center Lock",
  "Motorart": "Mittelmotor",
  "Motorhersteller": "Bosch",
  "Motor": "Bosch Performance Line CX",
  "Max. Drehmoment": "85 Nm",
  "Unterstützung": "bis 25 km/h",
  "Akku Hersteller": "Bosch",
  "Akku": "Bosch Powertube",
  "Kapazität": "750 Wh",
  "Display": "Bosch LED",
  "Scheinwerfer": "Monkey Link Connect",
  "Rücklicht": "Monkey Link Connect",
  "zul. Gesamtgewicht": "150 kg"
}

Raw adapter output

{
  "retailer": "zweirad-stadler",
  "retailerProductId": "bulls-copperhead-2-xxl-e-bike-mountainbike-blau",
  "productUrl": "https://shop.zweirad-stadler.de/fahrrad-shop/e-bikes/e-mountainbike/bulls-copperhead-2-xxl-e-bike-mountainbike-blau.html",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "Bulls Copperhead 2 XXL E-Bike Mountainbike blau",
  "rawBrand": "Bulls",
  "price": 2992,
  "originalPrice": 4699,
  "currency": "EUR",
  "imageUrl": "https://shop.zweirad-stadler.de/out/pictures/generated/product/1/1500_1500_100/bulls-copperhead-evo-2-xxl-e-bike-mountainbike-125198a.jpg",
  "rawSpecifications": {
    "Material": "Aluminium",
    "Farbe": "blau",
    "Gabel": "Bulls Lytro 34 Air LOR",
    "Federweg Gabel": "120 mm",
    "Schaltung": "Kettenschaltung",
    "Gänge": "10-Gang",
    "Schaltwerk": "Shimano Deore RD-M5120 shadow+",
    "Schalthebel": "Shimano Deore SL-M4100 mit I-Spec EV",
    "Bremsenart": "Hydraulische Scheibenbremsen",
    "Bremsen": "Shimano BR-MT420, 4-Kolben",
    "Bremsscheiben": "203 mm / 180 mm",
    "Pedale": "ZECURE MTB",
    "Kassette": "Shimano Deore 10-fach, 11-46 T",
    "Lenker": "ZECURE Sport-SL",
    "Vorbau": "MTB-SL, 3D geschmiedet, CCS Slot Mount ready",
    "Sattelstütze Art": "Patent",
    "Sattelstütze": "ZECURE 30,9 mm",
    "Sattel": "ZECURE",
    "Laufradgröße": "29\" (Rh: 41 cm 27.5\")",
    "Felgen": "RYDE Disc 30, tubeless ready",
    "Reifen": "Schwalbe Smart Sam K-Guard",
    "Nabe vorne": "Shimano HB-MT400-B Center Lock",
    "Nabe hinten": "Shimano FH-MT200-B Center Lock",
    "Motorart": "Mittelmotor",
    "Motorhersteller": "Bosch",
    "Motor": "Bosch Performance Line CX",
    "Max. Drehmoment": "85 Nm",
    "Unterstützung": "bis 25 km/h",
    "Akku Hersteller": "Bosch",
    "Akku": "Bosch Powertube",
    "Kapazität": "750 Wh",
    "Display": "Bosch LED",
    "Scheinwerfer": "Monkey Link Connect",
    "Rücklicht": "Monkey Link Connect",
    "zul. Gesamtgewicht": "150 kg"
  },
  "rawFeatures": [
    "41 cm | 27.5\" 7-14 Werktage",
    "48 cm | 29\" 7-14 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",
    "Bosch Performance Line CX Mittelmotor 85 Nm",
    "750 Wh Bosch Power Tube Akku (im Rahmen integriert/herausnehmbar)",
    "10-Gang-Shimano Kettenschaltung",
    "Shimano BR-MT420 Hydraulische Scheibenbremsen mit 203 mm Rotor vorne und 180 mm Rotor hinten",
    "Bulls Lytro 34 Federgabel mit 120 mm Federweg",
    "Zulässiges Gesamtgewicht: max. 150 kg"
  ],
  "rawSizes": [
    {
      "rawSize": "41 cm | 27.5\"",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "7-14 Werktage"
    },
    {
      "rawSize": "48 cm | 29\"",
      "size": "48",
      "sizeCm": 48,
      "inStock": true,
      "stockCount": null,
      "price": null,
      "deliveryNote": "7-14 Werktage"
    }
  ],
  "availabilityText": "2 of 2 sizes orderable",
  "fetchedAt": "2026-09-26T08:23:47.122Z",
  "sourceMeta": {
    "savingBadge": "1707 € gespartauf UVP",
    "deliveryWindows": [
      "41 cm | 27.5\" 7-14 Werktage",
      "48 cm | 29\" 7-14 Werktage"
    ]
  },
  "listingPath": [
    "E-Bikes",
    "E-Mountainbike"
  ]
}

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