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Centurion E-Fire City R750.28 Tiefeinsteiger mattschwarz

bikes-de:centurion-e-fire-city-r750-28-2022 · source URL · confidence 0.78 · GTIN 4039645500107, 4039645500114, 4039645500121

Eligibility

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

Size decisions

A shopper asking for: 54 → 53 cm (28") - L fits but sold out · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Canonical configuration: Centurion | E-Fire City R750 | Altus | 2022
Confidence: high

• brand exact (Centurion)
• model normalized to "e fire city r750"
• groupset family exact (Altus)
• model year exact (2022)
• GTIN match (4039645500107)
• 2 listings across 2 retailers

Provenance — why we believe each fact

Warnings

• info single-size-only — Only one size is in stock (43 cm (28") - S).
• info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 11,
  "drivetrainScore": 5,
  "wheelScore": 5,
  "extrasScore": 0,
  "suspensionScore": 0,
  "weightAdjustment": -3,
  "equipmentValue": 18,
  "notes": [
    "Shimano Alivio = 9.",
    "9-speed -4.",
    "Wheels unknown: scored level with basic aluminium, which is neither a reward for omitting the wheelset nor a penalty for naming a cheap one.",
    "24 kg vs 14.4 kg mtb-hardtail reference = -3.",
    "Fork series not stated: scored at the bottom of the fork ladder rather than assumed."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "wheelMaterial",
    "wheelTier",
    "brakes",
    "weightKg"
  ],
  "applied": [
    "weightKg"
  ],
  "rejected": [],
  "notes": "Wheel material and tier are not established by the source. The brake model TEKTRO HD-T275 is named, but the source does not explicitly identify it as hydraulic-disc, mechanical-disc, or rim. Weight is listed as 24 without an explicit unit; interpreted as the complete-bike weight in kilograms based on the specification field. Mixed groupset is marked true because the shifter and derailleur are Shimano Alivio while the crankset is branded CENTURION.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial lt. Hersteller: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "Schaltwerk: SHIMANO Alivio",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Alivio",
      "evidence": "Schaltwerk: SHIMANO Alivio",
      "confidence": 1
    },
    "electronicShifting": {
      "value": null,
      "evidence": null,
      "confidence": 0.95
    },
    "speeds": {
      "value": "9",
      "evidence": "Anzahl Gänge: 9",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Kurbelsatz: CENTURION Comp Gen3",
      "confidence": 0.9
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0.95
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "brakes": {
      "value": null,
      "evidence": null,
      "confidence": 0.9
    },
    "weightKg": {
      "value": "24.0",
      "evidence": "Gewicht: 24",
      "confidence": 0.95
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "Wheel material and tier are not established by the source. The brake model TEKTRO HD-T275 is named, but the source does not explicitly identify it as hydraulic-disc, mechanical-disc, or rim. Weight is listed as 24 without an explicit unit; interpreted as the complete-bike weight in kilograms based on the specification field. Mixed groupset is marked true because the shifter and derailleur are Shimano Alivio while the crankset is branded CENTURION."
  }
}

Normalized record

{
  "id": "bikes-de:centurion-e-fire-city-r750-28-2022",
  "retailer": "bikes-de",
  "retailerProductId": "centurion-e-fire-city-r750-28-2022",
  "productUrl": "https://www.bikes.de/shop/e-bikes/marke.centurion/centurion-e-fire-city-r750-28-2022/",
  "brand": "Centurion",
  "model": "E-Fire City R750.28 Tiefeinsteiger mattschwarz",
  "modelYear": 2022,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 3099,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Alivio",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 9,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Alivio",
    "rearDerailleur": "Alivio"
  },
  "groupsetTierSpread": 0,
  "crank": "CENTURION Comp Gen3",
  "cassette": "SHIMANO CS-HG200-9",
  "brakes": "unknown",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "front",
  "fork": {
    "make": "SR Suntour",
    "line": null,
    "tier": "unknown",
    "travelMm": null
  },
  "rearShock": null,
  "dropperPost": false,
  "beltDrive": false,
  "hubDynamo": null,
  "rack": true,
  "mudguards": true,
  "chaincase": null,
  "kickstand": true,
  "lighting": true,
  "wheelSize": "28",
  "wheelset": "PROCRAFT MPD23 | SHIMANO HB-TX506 | SHIMANO FH-TX506",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "SCHWALBE Big Apple, 28/26x2.0\"/SCHWALBE Big Apple, 28/26x2.0\"",
  "weightKg": 24,
  "ebike": {
    "motor": {
      "text": "BOSCH Performance Line Gen3",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": null,
      "torqueSource": null,
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "BOSCH PowerPack 500 Wh | 500",
      "capacityWh": 500,
      "count": 1,
      "integration": "external",
      "removable": null
    },
    "speedClass": "unknown",
    "rangeExtender": "unknown",
    "display": "BOSCH Intuvia",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-trekking",
    "eDisciplineBasis": "leaf",
    "frameShape": "step-through",
    "cargoType": "unknown",
    "maxSystemWeightKg": 150,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "43 cm (28\") - S",
      "size": "43",
      "sizeCm": 43,
      "inStock": true,
      "stockCount": null,
      "price": 3099
    },
    {
      "rawSize": "48 cm (28\") - M",
      "size": "48",
      "sizeCm": 48,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "53 cm (28\") - L",
      "size": "53",
      "sizeCm": 53,
      "inStock": false,
      "stockCount": null,
      "price": null
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4039645500107",
    "4039645500114",
    "4039645500121"
  ],
  "imageUrl": "https://bikes-opt.b-cdn.net/centurion/2022/49421_01.jpg",
  "rawTitle": "Centurion E-Fire City R750.28 Tiefeinsteiger mattschwarz",
  "fetchedAt": "2026-09-26T07:18:16.388Z",
  "normalizationConfidence": 0.78,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (43 cm (28\") - S).",
      "severity": "info"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "speedClass"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names Bosch Performance Line Gen3, but does not establish one of the permitted exact motor models. Speed class and battery integration are not stated.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motor: BOSCH Performance Line Gen3",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "500",
        "evidence": "Akku: BOSCH PowerPack 500 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "frameShape": {
        "value": "step-through",
        "evidence": "Rahmenform lt. Hersteller: Tiefeinsteiger",
        "confidence": 1
      },
      "notes": "The source names Bosch Performance Line Gen3, but does not establish one of the permitted exact motor models. Speed class and battery integration are not stated."
    }
  }
}

Parsed specification table

{
  "Akku": "BOSCH PowerPack 500 Wh",
  "Akku-Kapazität (Wh)": "500",
  "Motor": "BOSCH Performance Line Gen3",
  "Display": "BOSCH Intuvia",
  "Rahmenmaterial lt. Hersteller": "Aluminium",
  "Gabel": "SR SUNTOUR NEX-E25",
  "Anzahl Gänge": "9",
  "Schaltwerk": "SHIMANO Alivio",
  "Schalthebel": "SHIMANO Alivio",
  "Zahnkranz": "SHIMANO CS-HG200-9",
  "Bremse": "TEKTRO HD-T275",
  "Bremshebel": "TEKTRO HD-T275",
  "Laufradgröße": "28 Zoll",
  "Reifen": "SCHWALBE Big Apple, 28/26x2.0\"/SCHWALBE Big Apple, 28/26x2.0\"",
  "Vorderrad-Nabe": "SHIMANO HB-TX506",
  "Hinterrad-Nabe": "SHIMANO FH-TX506",
  "Felgen": "PROCRAFT MPD23",
  "Speichen": "PROCRAFT stainless 2.0",
  "Kette": "KMC E9 silber/schwarz",
  "Kurbelsatz": "CENTURION Comp Gen3",
  "Pedale": "VPE-891",
  "Lenker": "PROCRAFT City Comp",
  "Griffe": "PROCRAFT Ergo Comp II",
  "Vorbau": "PROCRAFT Adjustable Pro",
  "Steuersatz": "VP-J203PES",
  "Sattel": "PROCRAFT City II",
  "Sattelstütze": "PROCRAFT Pro",
  "Frontleuchte": "TRELOCK LS 230 Bike-i VEO",
  "Rückleuchte": "TRELOCK LS 611 Duo Flat",
  "Gepäckträger": "CENTURION Racktime E-Trekking",
  "Schutzbleche": "CURANA C-Lite 55",
  "Ständer": "PROCRAFT Kick II 40 mm",
  "Marke": "Centurion",
  "EAN": "4039645500107",
  "Hersteller Artikelnummer": "42137540",
  "Modellserie Bezeichnung": "E-Fire City R750.28",
  "Rahmenform lt. Hersteller": "Tiefeinsteiger",
  "Markenfarbe": "mattschwarz",
  "Rahmenhöhe": "43 cm (28\") - S",
  "Jahr": "2022",
  "Zielgruppe": "Damen; Herren; Teenager",
  "Gewicht": "24",
  "Zulässiges Gesamtgewicht": "150"
}

Raw adapter output

{
  "retailer": "bikes-de",
  "retailerProductId": "centurion-e-fire-city-r750-28-2022",
  "productUrl": "https://www.bikes.de/shop/e-bikes/marke.centurion/centurion-e-fire-city-r750-28-2022/",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "Centurion E-Fire City R750.28 Tiefeinsteiger mattschwarz",
  "rawBrand": "Centurion",
  "price": 3099,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://bikes-opt.b-cdn.net/centurion/2022/49421_01.jpg",
  "rawSpecifications": {
    "Akku": "BOSCH PowerPack 500 Wh",
    "Akku-Kapazität (Wh)": "500",
    "Motor": "BOSCH Performance Line Gen3",
    "Display": "BOSCH Intuvia",
    "Rahmenmaterial lt. Hersteller": "Aluminium",
    "Gabel": "SR SUNTOUR NEX-E25",
    "Anzahl Gänge": "9",
    "Schaltwerk": "SHIMANO Alivio",
    "Schalthebel": "SHIMANO Alivio",
    "Zahnkranz": "SHIMANO CS-HG200-9",
    "Bremse": "TEKTRO HD-T275",
    "Bremshebel": "TEKTRO HD-T275",
    "Laufradgröße": "28 Zoll",
    "Reifen": "SCHWALBE Big Apple, 28/26x2.0\"/SCHWALBE Big Apple, 28/26x2.0\"",
    "Vorderrad-Nabe": "SHIMANO HB-TX506",
    "Hinterrad-Nabe": "SHIMANO FH-TX506",
    "Felgen": "PROCRAFT MPD23",
    "Speichen": "PROCRAFT stainless 2.0",
    "Kette": "KMC E9 silber/schwarz",
    "Kurbelsatz": "CENTURION Comp Gen3",
    "Pedale": "VPE-891",
    "Lenker": "PROCRAFT City Comp",
    "Griffe": "PROCRAFT Ergo Comp II",
    "Vorbau": "PROCRAFT Adjustable Pro",
    "Steuersatz": "VP-J203PES",
    "Sattel": "PROCRAFT City II",
    "Sattelstütze": "PROCRAFT Pro",
    "Frontleuchte": "TRELOCK LS 230 Bike-i VEO",
    "Rückleuchte": "TRELOCK LS 611 Duo Flat",
    "Gepäckträger": "CENTURION Racktime E-Trekking",
    "Schutzbleche": "CURANA C-Lite 55",
    "Ständer": "PROCRAFT Kick II 40 mm",
    "Marke": "Centurion",
    "EAN": "4039645500107",
    "Hersteller Artikelnummer": "42137540",
    "Modellserie Bezeichnung": "E-Fire City R750.28",
    "Rahmenform lt. Hersteller": "Tiefeinsteiger",
    "Markenfarbe": "mattschwarz",
    "Rahmenhöhe": "43 cm (28\") - S",
    "Jahr": "2022",
    "Zielgruppe": "Damen; Herren; Teenager",
    "Gewicht": "24",
    "Zulässiges Gesamtgewicht": "150"
  },
  "rawFeatures": [],
  "rawSizes": [
    {
      "rawSize": "43 cm (28\") - S",
      "size": "43",
      "sizeCm": 43,
      "inStock": true,
      "stockCount": null,
      "price": 3099
    },
    {
      "rawSize": "48 cm (28\") - M",
      "size": "48",
      "sizeCm": 48,
      "inStock": false,
      "stockCount": null,
      "price": null
    },
    {
      "rawSize": "53 cm (28\") - L",
      "size": "53",
      "sizeCm": 53,
      "inStock": false,
      "stockCount": null,
      "price": null
    }
  ],
  "availabilityText": "1 of 3 frame sizes offered for shipping by a bikes.de dealer",
  "fetchedAt": "2026-09-26T07:18:16.388Z",
  "sourceMeta": {
    "dealers": [
      "RadFürst"
    ],
    "listingRows": 1,
    "articleNumbers": [
      "49421"
    ],
    "skus": [
      "4039645500114",
      "4039645500121"
    ],
    "leafCategory": "E-Crossbikes"
  },
  "listingPath": [
    "E-Bikes",
    "E-Trekking",
    "E-Crossbikes"
  ]
}

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