i:SY XXL N3.8 ZR CX Auto Comfort, cosmos blue

biker-boarder:3163136 · source URL · confidence 0.58 · GTIN 4066132004657

Eligibility

Cannot win: confidence 0.58 below 0.75; 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
51 cm	—	51 cm	exact scale	stated by the retailer	yes	€4.189	51 cm

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

51 cm

—

51 cm

exact scale

stated by the retailer

yes

€4.189

51 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:biker-boarder / parse i sy

model retailer:biker-boarder / derived i:SY XXL N3.8 ZR CX Auto Comfort, cosmos blue

category retailer:biker-boarder / derived retailer taxonomy

frameMaterial retailer:biker-boarder / parse Aluminium

electronicShifting retailer:biker-boarder / parse mechanisch

brakes retailer:biker-boarder / parse hydr. Scheibenbremse

brakePistons retailer:biker-boarder / parse 2 Kolben

suspension retailer:biker-boarder / derived Starrgabel

fork retailer:biker-boarder / dictionary Starrgabel

dropperPost retailer:biker-boarder / derived seatpost row "by.Schulz G2 Long Travel, ⌀ 34,9 mm" names no dropper, in a 48-field spec table

rack retailer:biker-boarder / parse i:SY Carrier 2.0 MonkeyLoad Ready

mudguards retailer:biker-boarder / parse i:SY Alu Schutzblech 20 Zoll, Breite 70 mm

kickstand retailer:biker-boarder / parse PLETSCHER Kickstand Comp40 Flex

lighting retailer:biker-boarder / parse FUXON FF-100EB, 100 Lux LED mit Fernlicht

wheelSize retailer:biker-boarder / parse 20

weightKg retailer:biker-boarder / parse Gewicht (kg): 27,9

powerMeter retailer:biker-boarder / derived absent from a 48-field spec table

availability retailer:biker-boarder / derived 5-12 Werktage

ebike.motor retailer:biker-boarder / parse Bosch Performance Line CX 25/85Nm | Bosch | Performance Line CX (Gen. 5)

ebike.motor.torqueNm retailer:biker-boarder / parse 85Nm

ebike.battery.capacityWh retailer:biker-boarder / parse 800 Wh

ebike.display retailer:biker-boarder / parse Display: Bosch Kiox 500

ebike.autoShift retailer:biker-boarder / parse eShift

ebike.maxSystemWeightKg retailer:biker-boarder / parse max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg): 180

field	source	evidence
brand	`retailer:biker-boarder` / parse	i sy
model	`retailer:biker-boarder` / derived	i:SY XXL N3.8 ZR CX Auto Comfort, cosmos blue
category	`retailer:biker-boarder` / derived	retailer taxonomy
frameMaterial	`retailer:biker-boarder` / parse	Aluminium
electronicShifting	`retailer:biker-boarder` / parse	mechanisch
brakes	`retailer:biker-boarder` / parse	hydr. Scheibenbremse
brakePistons	`retailer:biker-boarder` / parse	2 Kolben
suspension	`retailer:biker-boarder` / derived	Starrgabel
fork	`retailer:biker-boarder` / dictionary	Starrgabel
dropperPost	`retailer:biker-boarder` / derived	seatpost row "by.Schulz G2 Long Travel, ⌀ 34,9 mm" names no dropper, in a 48-field spec table
rack	`retailer:biker-boarder` / parse	i:SY Carrier 2.0 MonkeyLoad Ready
mudguards	`retailer:biker-boarder` / parse	i:SY Alu Schutzblech 20 Zoll, Breite 70 mm
kickstand	`retailer:biker-boarder` / parse	PLETSCHER Kickstand Comp40 Flex
lighting	`retailer:biker-boarder` / parse	FUXON FF-100EB, 100 Lux LED mit Fernlicht
wheelSize	`retailer:biker-boarder` / parse	20
weightKg	`retailer:biker-boarder` / parse	Gewicht (kg): 27,9
powerMeter	`retailer:biker-boarder` / derived	absent from a 48-field spec table
availability	`retailer:biker-boarder` / derived	5-12 Werktage
ebike.motor	`retailer:biker-boarder` / parse	Bosch Performance Line CX 25/85Nm \| Bosch \| Performance Line CX (Gen. 5)
ebike.motor.torqueNm	`retailer:biker-boarder` / parse	85Nm
ebike.battery.capacityWh	`retailer:biker-boarder` / parse	800 Wh
ebike.display	`retailer:biker-boarder` / parse	Display: Bosch Kiox 500
ebike.autoShift	`retailer:biker-boarder` / parse	eShift
ebike.maxSystemWeightKg	`retailer:biker-boarder` / parse	max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg): 180

Warnings

info single-size-only — Only one size is in stock (51 cm).
high groupset-unknown — Groupset could not be established.
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.",
    "27.9 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": [
    "groupsetFamily",
    "wheelMaterial",
    "wheelTier"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The source names Enviolo Automatiq and a Gates belt drive, but Enviolo is not in the permitted groupset-brand/family vocabularies. “Kassette: 22 Z.” does not establish the number of rear sprockets, while “Gänge: stufenlos” indicates continuously variable gearing. The named Ryde Disc30 rims do not establish wheel material or a defensible wheel tier from the source alone.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "groupsetFamily": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Schaltart: mechanisch",
      "confidence": 1
    },
    "speeds": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "mixedGroupset": {
      "value": null,
      "evidence": null,
      "confidence": 0.98
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Bremsentyp: hydr. Scheibenbremse",
      "confidence": 1
    },
    "weightKg": {
      "value": "27.9",
      "evidence": "Gewicht (kg): 27,9",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "The source names Enviolo Automatiq and a Gates belt drive, but Enviolo is not in the permitted groupset-brand/family vocabularies. “Kassette: 22 Z.” does not establish the number of rear sprockets, while “Gänge: stufenlos” indicates continuously variable gearing. The named Ryde Disc30 rims do not establish wheel material or a defensible wheel tier from the source alone."
  }
}

Normalized record

{
  "id": "biker-boarder:3163136",
  "retailer": "biker-boarder",
  "retailerProductId": "3163136",
  "productUrl": "https://www.biker-boarder.de/i-sy/3163136.html",
  "brand": "I Sy",
  "model": "i:SY XXL N3.8 ZR CX Auto Comfort, cosmos blue",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 4189,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": "i:SY XXL 2.0 Aluminium-Rahmen",
  "frameTier": null,
  "groupsetBrand": null,
  "groupsetFamily": null,
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": null,
  "mixedGroupset": null,
  "groupsetComponents": null,
  "groupsetTierSpread": 0,
  "crank": "i:SY E-Bike Kurbel",
  "cassette": "22 Z.",
  "brakes": "hydraulic-disc",
  "brakePistons": 2,
  "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": true,
  "lighting": true,
  "wheelSize": "other",
  "wheelset": "Ryde Disc30 | SHIMANO Deore HB-M5100 | ENVIOLO HD, 6-Bolt",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "SCHWALBE Pick Up, Super Defense / 65-406 / 20 x 2.60",
  "weightKg": 27.9,
  "ebike": {
    "motor": {
      "text": "Bosch Performance Line CX 25/85Nm | Bosch | Performance Line CX (Gen. 5)",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": 85,
      "torqueSource": "retailer",
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "800 Wh | 800",
      "capacityWh": 800,
      "count": 1,
      "integration": "unknown",
      "removable": null
    },
    "speedClass": "unknown",
    "rangeExtender": "unknown",
    "display": "Bosch Kiox 500",
    "abs": null,
    "autoShift": true,
    "statedRangeKm": null,
    "eDiscipline": "unknown",
    "eDisciplineBasis": null,
    "frameShape": "unknown",
    "cargoType": "unknown",
    "maxSystemWeightKg": 180,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "51 cm",
      "size": "51",
      "sizeCm": 51,
      "inStock": true,
      "stockCount": null,
      "price": 4189
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4066132004657"
  ],
  "imageUrl": "https://img.biker-boarder.de/products/400x300c/ce/cea967dc-197b-48b3-bd71-9e19fc8e0cb1.jpg",
  "rawTitle": "i:SY XXL N3.8 ZR CX Auto Comfort, cosmos blue",
  "fetchedAt": "2026-09-26T08:24:54.755Z",
  "normalizationConfidence": 0.58,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (51 cm).",
      "severity": "info"
    },
    {
      "code": "groupset-unknown",
      "message": "Groupset could not be established.",
      "severity": "high"
    },
    {
      "code": "wheel-material-unknown",
      "message": "Wheel material could not be established.",
      "severity": "info"
    }
  ],
  "ebikeAi": {
    "requested": [
      "motorModel",
      "speedClass",
      "batteryIntegration",
      "frameShape"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names Bosch Performance Line CX (Gen. 5), but does not identify an exact catalog motor unit. “Bosch Performance Line CX 25/85Nm” does not explicitly establish the required speed class. Battery integration and frame shape are not stated.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motorhersteller: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "800",
        "evidence": "Akku: 800 Wh",
        "confidence": 1
      },
      "speedClass": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryIntegration": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "frameShape": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "notes": "The source names Bosch Performance Line CX (Gen. 5), but does not identify an exact catalog motor unit. “Bosch Performance Line CX 25/85Nm” does not explicitly establish the required speed class. Battery integration and frame shape are not stated."
    }
  }
}

Parsed specification table

{
  "Bike Einsatzzweck": "City",
  "Rahmen": "i:SY XXL 2.0 Aluminium-Rahmen",
  "Rahmenmaterial": "Aluminium",
  "Gabel": "Original i:SY 2.0 Starrgabel",
  "Steuersatz": "i:SY Steuersatz",
  "Vorbau": "integriert, 55 mm",
  "Lenker": "i:SY Lenker 45°",
  "Griffe": "ERGON GC10 ERGONomische Griffe",
  "Bremse vorn": "TEKTRO HD-T532, hydraulische 4 Kolben Scheibenbremse / 180 mm",
  "Bremse hinten": "TEKTRO HD-T532, hydraulische 2 Kolben Scheibenbremse / 180 mm",
  "Bremshebel": "3-Finger Bremshebel",
  "Bremsentyp": "hydr. Scheibenbremse",
  "Schaltart": "mechanisch",
  "Kassette": "22 Z.",
  "Zahnriemen": "Gates Carbon",
  "Kurbelsatz": "i:SY E-Bike Kurbel",
  "Schaltung/Antrieb": "Automatik/Riemen",
  "Antrieb": "1x",
  "Gänge": "stufenlos",
  "Pedale": "i:SY Antirutsch Faltpedal",
  "Felgen": "Ryde Disc30",
  "Nabe vorn": "SHIMANO Deore HB-M5100",
  "Nabe hinten": "ENVIOLO HD, 6-Bolt",
  "Speichen": "32x Niro 2,0 mm",
  "Laufradgröße": "20",
  "Reifen": "SCHWALBE Pick Up, Super Defense / 65-406 / 20 x 2.60",
  "Sattel": "ZECURE, Hydro Foam, Gr. XL Comfort",
  "Sattelstützenklemme": "i:SY 2.0 Schnellspanner integriert",
  "Sattelstütze": "by.Schulz G2 Long Travel, ⌀ 34,9 mm",
  "Extras": "Abus i:SY-Set gleichschließend, bestehend aus Akku- und Rahmenschloss (6950ML NR BK OE + BLO BOS DT3 XPLUS)",
  "Motorbezeichnung": "Bosch Performance Line CX 25/85Nm",
  "Motorhersteller": "Bosch",
  "Motormodell": "Performance Line CX (Gen. 5)",
  "Drehmoment (Nm)": "85",
  "Akku": "800 Wh",
  "Kapazität (Wh)": "800",
  "Display": "Bosch Kiox 500",
  "Ladegerät": "Bosch 4A Charger",
  "Scheinwerfer": "FUXON FF-100EB, 100 Lux LED mit Fernlicht",
  "Rücklicht": "FUXON R-Glow S LED Rücklicht",
  "Schutzbleche": "i:SY Alu Schutzblech 20 Zoll, Breite 70 mm",
  "Gepäckträger": "i:SY Carrier 2.0 MonkeyLoad Ready",
  "Vollausstattung": "ja",
  "Ständer": "PLETSCHER Kickstand Comp40 Flex",
  "Gewicht (kg)": "27,9",
  "max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg)": "180",
  "Artikelnummern": "51 cm | SKU: 3163137, EAN: 4066132004657, MPN: 325800100152",
  "51 cm | SKU": "3163137, EAN: 4066132004657, MPN: 325800100152"
}

Raw adapter output

{
  "retailer": "biker-boarder",
  "retailerProductId": "3163136",
  "productUrl": "https://www.biker-boarder.de/i-sy/3163136.html",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "i:SY XXL N3.8 ZR CX Auto Comfort, cosmos blue",
  "rawBrand": "i sy",
  "price": 4189,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://img.biker-boarder.de/products/400x300c/ce/cea967dc-197b-48b3-bd71-9e19fc8e0cb1.jpg",
  "rawSpecifications": {
    "Bike Einsatzzweck": "City",
    "Rahmen": "i:SY XXL 2.0 Aluminium-Rahmen",
    "Rahmenmaterial": "Aluminium",
    "Gabel": "Original i:SY 2.0 Starrgabel",
    "Steuersatz": "i:SY Steuersatz",
    "Vorbau": "integriert, 55 mm",
    "Lenker": "i:SY Lenker 45°",
    "Griffe": "ERGON GC10 ERGONomische Griffe",
    "Bremse vorn": "TEKTRO HD-T532, hydraulische 4 Kolben Scheibenbremse / 180 mm",
    "Bremse hinten": "TEKTRO HD-T532, hydraulische 2 Kolben Scheibenbremse / 180 mm",
    "Bremshebel": "3-Finger Bremshebel",
    "Bremsentyp": "hydr. Scheibenbremse",
    "Schaltart": "mechanisch",
    "Kassette": "22 Z.",
    "Zahnriemen": "Gates Carbon",
    "Kurbelsatz": "i:SY E-Bike Kurbel",
    "Schaltung/Antrieb": "Automatik/Riemen",
    "Antrieb": "1x",
    "Gänge": "stufenlos",
    "Pedale": "i:SY Antirutsch Faltpedal",
    "Felgen": "Ryde Disc30",
    "Nabe vorn": "SHIMANO Deore HB-M5100",
    "Nabe hinten": "ENVIOLO HD, 6-Bolt",
    "Speichen": "32x Niro 2,0 mm",
    "Laufradgröße": "20",
    "Reifen": "SCHWALBE Pick Up, Super Defense / 65-406 / 20 x 2.60",
    "Sattel": "ZECURE, Hydro Foam, Gr. XL Comfort",
    "Sattelstützenklemme": "i:SY 2.0 Schnellspanner integriert",
    "Sattelstütze": "by.Schulz G2 Long Travel, ⌀ 34,9 mm",
    "Extras": "Abus i:SY-Set gleichschließend, bestehend aus Akku- und Rahmenschloss (6950ML NR BK OE + BLO BOS DT3 XPLUS)",
    "Motorbezeichnung": "Bosch Performance Line CX 25/85Nm",
    "Motorhersteller": "Bosch",
    "Motormodell": "Performance Line CX (Gen. 5)",
    "Drehmoment (Nm)": "85",
    "Akku": "800 Wh",
    "Kapazität (Wh)": "800",
    "Display": "Bosch Kiox 500",
    "Ladegerät": "Bosch 4A Charger",
    "Scheinwerfer": "FUXON FF-100EB, 100 Lux LED mit Fernlicht",
    "Rücklicht": "FUXON R-Glow S LED Rücklicht",
    "Schutzbleche": "i:SY Alu Schutzblech 20 Zoll, Breite 70 mm",
    "Gepäckträger": "i:SY Carrier 2.0 MonkeyLoad Ready",
    "Vollausstattung": "ja",
    "Ständer": "PLETSCHER Kickstand Comp40 Flex",
    "Gewicht (kg)": "27,9",
    "max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg)": "180",
    "Artikelnummern": "51 cm | SKU: 3163137, EAN: 4066132004657, MPN: 325800100152",
    "51 cm | SKU": "3163137, EAN: 4066132004657, MPN: 325800100152"
  },
  "rawFeatures": [
    "i:SY XXL – i:SYs Kompaktes ganz groß: i:SYs XXL Modelle sind für Menschen bis 2,10 m und bis zu 150 kg ausgelegt. Der serienmäßige i:SY Frontgepäckträger mit KLICKfix hält deinen Rucksack, Einkauf oder Vierbeiner immer im Blick. Die bequeme Sitzposition macht es auch für Fahrer:innen ab 1,70 m zum perfekten Begleiter. Probier es aus und erlebe den Unterschied!",
    "Highlights Automatisch Schalten mit der eShift Automatiq von Enviolo Comfort-Komponenten für aufrechtere und komfortablere Sitzposition Neuer, kraftvoller Bosch Performance Line CX Motor",
    "Automatisch Schalten mit der eShift Automatiq von Enviolo",
    "Comfort-Komponenten für aufrechtere und komfortablere Sitzposition",
    "Neuer, kraftvoller Bosch Performance Line CX Motor",
    "i:SYs XXL-Rahmen sind ideal geeignet für Fahrer:innen mit einer Körpergröße zwischen 1,85 m und 2,10 m. Das maximal zulässige Körpergewicht beträgt 150 kg. Die Rahmenkomponenten wie Steuerrohr, Sitzrohr, Oberrohrlänge, Rohrdurchmesser sowie Radstand sind entsprechend angepasst.",
    "Rahmenform 2.0: Die wichtigsten Änderungen bei den Modellen 2.0 sind der rahmenintegrierte Schnellspanner mit Diebstahlschutz, ein neuer Gepäckträger und eine neue modernere Designsprache.",
    "Gabel Original i:SY 2.0 Starrgabel",
    "Original i:SY 2.0 Starrgabel",
    "pflegeleichten Zahnriemenantrieb",
    "neueste Generation der Performance Line CX Motoren (Gen. 5)",
    "serienmäßig mit einer gefederten Sattelstütze von by.schulz, einem stärker gekröpften Lenker, einem kürzeren Vorbau sowie einem größeren Sattel ausgestattet"
  ],
  "rawSizes": [
    {
      "rawSize": "51 cm",
      "size": "51",
      "sizeCm": 51,
      "inStock": true,
      "stockCount": null,
      "price": 4189
    }
  ],
  "availabilityText": "5-12 Werktage",
  "fetchedAt": "2026-09-26T08:24:54.755Z",
  "sourceMeta": {
    "discountBadge": "-25%",
    "listedSizes": [
      "51 cm"
    ],
    "articleNumbers": "51 cm | SKU: 3163137, EAN: 4066132004657, MPN: 325800100152"
  },
  "listingPath": [
    "E-Bikes",
    "E-Kompakträder & E-Falträder"
  ]
}

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