i:SY XXL N3.8 ZR, cosmos blue

biker-boarder:3071076 · source URL · confidence 0.58 · GTIN 4066132003599

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	€3.589	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

€3.589

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, 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 "i:SY Sattelstütze, 415 mm, ⌀ 34,9mm" names no dropper, in a 47-field spec table

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

mudguards retailer:biker-boarder / parse SKS Bluemels 20 Zoll, Breite 65mm

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

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

wheelSize retailer:biker-boarder / parse 20

weightKg retailer:biker-boarder / parse Gewicht (kg): 26,2

powerMeter retailer:biker-boarder / derived absent from a 47-field spec table

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

ebike.motor retailer:biker-boarder / parse Bosch Performance Line, 36V / 250 W, Smart System | Bosch | Performance Line (Smart System)

ebike.motor.torqueNm retailer:biker-boarder / parse 75

ebike.motor.power retailer:biker-boarder / parse Bosch Performance Line, 36V / 250 W, Smart System | Bosch | Performance Line (Smart System)

ebike.battery.capacityWh retailer:biker-boarder / parse Kapazität (Wh): 545

ebike.battery.integration retailer:biker-boarder / parse PowerPack

ebike.display retailer:biker-boarder / parse Display: BOSCH Intuvia 100

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, 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 "i:SY Sattelstütze, 415 mm, ⌀ 34,9mm" names no dropper, in a 47-field spec table
rack	`retailer:biker-boarder` / parse	i:SY Carrier MonkeyLoad Ready
mudguards	`retailer:biker-boarder` / parse	SKS Bluemels 20 Zoll, Breite 65mm
kickstand	`retailer:biker-boarder` / parse	Pletscher Kickstand Comp40 Flex
lighting	`retailer:biker-boarder` / parse	FUXON FF-100HB, 100 Lux LED mit Fernlicht
wheelSize	`retailer:biker-boarder` / parse	20
weightKg	`retailer:biker-boarder` / parse	Gewicht (kg): 26,2
powerMeter	`retailer:biker-boarder` / derived	absent from a 47-field spec table
availability	`retailer:biker-boarder` / derived	5-12 Werktage
ebike.motor	`retailer:biker-boarder` / parse	Bosch Performance Line, 36V / 250 W, Smart System \| Bosch \| Performance Line (Smart System)
ebike.motor.torqueNm	`retailer:biker-boarder` / parse	75
ebike.motor.power	`retailer:biker-boarder` / parse	Bosch Performance Line, 36V / 250 W, Smart System \| Bosch \| Performance Line (Smart System)
ebike.battery.capacityWh	`retailer:biker-boarder` / parse	Kapazität (Wh): 545
ebike.battery.integration	`retailer:biker-boarder` / parse	PowerPack
ebike.display	`retailer:biker-boarder` / parse	Display: BOSCH Intuvia 100
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.",
    "26.2 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 drivetrain is an Enviolo continuously variable hub system, which is not represented in the allowed groupset vocabulary. The source states continuously variable gearing rather than a determinate rear-sprocket count. Wheel material is not stated; RYDE Andra 40 Disc is named, but no defensible wheel tier is established from the source.",
  "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": 0.95
    },
    "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": "26.2",
      "evidence": "Gewicht (kg): 26,2",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "The drivetrain is an Enviolo continuously variable hub system, which is not represented in the allowed groupset vocabulary. The source states continuously variable gearing rather than a determinate rear-sprocket count. Wheel material is not stated; RYDE Andra 40 Disc is named, but no defensible wheel tier is established from the source."
  }
}

Normalized record

{
  "id": "biker-boarder:3071076",
  "retailer": "biker-boarder",
  "retailerProductId": "3071076",
  "productUrl": "https://www.biker-boarder.de/i-sy/3071076.html",
  "brand": "I Sy",
  "model": "i:SY XXL N3.8 ZR, cosmos blue",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "route",
  "sourceCategory": "e-bike",
  "price": 3589,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": "Original i:SY XXL unisex",
  "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": "22T",
  "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 Andra 40 Disc, 32 H | SHIMANO Deore HB-M6000, Centerlock | Enviolo TR stufenlose Nabenschaltung",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "SCHWALBE Pick Up, Super Defense, 60-406",
  "weightKg": 26.2,
  "ebike": {
    "motor": {
      "text": "Bosch Performance Line, 36V / 250 W, Smart System | Bosch | Performance Line (Smart System)",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": 75,
      "torqueSource": "retailer",
      "ratedPowerW": 250,
      "peakPowerW": null
    },
    "battery": {
      "text": "BOSCH PowerPack 545, 36V, 14,4 Ah | 545",
      "capacityWh": 545,
      "count": 1,
      "integration": "external",
      "removable": null
    },
    "speedClass": "unknown",
    "rangeExtender": "unknown",
    "display": "BOSCH Intuvia 100",
    "abs": null,
    "autoShift": null,
    "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": 3589
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4066132003599"
  ],
  "imageUrl": "https://img.biker-boarder.de/products/400x300c/9b/9bf3fffa-f874-4fb9-ae32-338df6618691.jpg",
  "rawTitle": "i:SY XXL N3.8 ZR, cosmos blue",
  "fetchedAt": "2026-09-26T08:24:51.964Z",
  "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",
      "frameShape"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names Bosch Performance Line with Smart System but does not establish an exact motor unit from the permitted motorModel vocabulary. It does not state the assistance speed class, battery integration type, or frame shape.",
    "raw": {
      "motorBrand": {
        "value": "bosch",
        "evidence": "Motorhersteller: Bosch",
        "confidence": 1
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "545",
        "evidence": "Kapazität (Wh): 545",
        "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 with Smart System but does not establish an exact motor unit from the permitted motorModel vocabulary. It does not state the assistance speed class, battery integration type, or frame shape."
    }
  }
}

Parsed specification table

{
  "Bike Einsatzzweck": "City",
  "Rahmen": "Original i:SY XXL unisex",
  "Rahmenmaterial": "Aluminium",
  "Gabel": "Original i:SY Starrgabel",
  "Steuersatz": "i:SY Steuersatz",
  "Vorbau": "i:SY Vorbau 70mm",
  "Lenker": "i:SY Lenker 30°",
  "Griffe": "Ergon GC10 ergonomische Griffe",
  "Bremse vorn": "Tektro HD-T532, hydraulische 2 Kolben Scheibenbremse, 180mm Rotor",
  "Bremse hinten": "Tektro HD-T532, hydraulische 2 Kolben Scheibenbremse, 160mm Rotor",
  "Bremsentyp": "hydr. Scheibenbremse",
  "Schalthebel": "Enviolo Twist Display Pro",
  "Schaltart": "mechanisch",
  "Kassette": "22T",
  "Zahnriemen": "GATES CDX Centertrack Zahnriemen",
  "Kurbelsatz": "i:SY E-Bike Kurbel",
  "Kettenblätter": "52T",
  "Schaltung/Antrieb": "Automatik/Riemen",
  "Antrieb": "1x",
  "Gänge": "stufenlos",
  "Pedale": "i:SY Antirutsch Faltpedal",
  "Felgen": "RYDE Andra 40 Disc, 32 H",
  "Nabe vorn": "SHIMANO Deore HB-M6000, Centerlock",
  "Nabe hinten": "Enviolo TR stufenlose Nabenschaltung",
  "Speichen": "32x Niro 2,0 mm",
  "Laufradgröße": "20",
  "Reifen": "SCHWALBE Pick Up, Super Defense, 60-406",
  "Schläuche": "SCHWALBE AV7, 40/62-406",
  "Sattel": "Zecure Trekking, Hydro Foam Gr. L",
  "Sattelstütze": "i:SY Sattelstütze, 415 mm, ⌀ 34,9mm",
  "Motorbezeichnung": "Bosch Performance Line, 36V / 250 W, Smart System",
  "Motorhersteller": "Bosch",
  "Motormodell": "Performance Line (Smart System)",
  "Drehmoment (Nm)": "75",
  "Akku": "BOSCH PowerPack 545, 36V, 14,4 Ah",
  "Kapazität (Wh)": "545",
  "Display": "BOSCH Intuvia 100",
  "Ladegerät": "BOSCH 4A Charger",
  "Scheinwerfer": "FUXON FF-100HB, 100 Lux LED mit Fernlicht",
  "Rücklicht": "FUXON R-Glow S LED Rücklicht",
  "Schutzbleche": "SKS Bluemels 20 Zoll, Breite 65mm",
  "Gepäckträger": "i:SY Carrier MonkeyLoad Ready",
  "Ständer": "Pletscher Kickstand Comp40 Flex",
  "Gewicht (kg)": "26,2",
  "max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg)": "180",
  "Artikelnummern": "51 cm | SKU: 3071077, EAN: 4066132003599, MPN: 324001140600",
  "51 cm | SKU": "3071077, EAN: 4066132003599, MPN: 324001140600"
}

Raw adapter output

{
  "retailer": "biker-boarder",
  "retailerProductId": "3071076",
  "productUrl": "https://www.biker-boarder.de/i-sy/3071076.html",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "i:SY XXL N3.8 ZR, cosmos blue",
  "rawBrand": "i sy",
  "price": 3589,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://img.biker-boarder.de/products/400x300c/9b/9bf3fffa-f874-4fb9-ae32-338df6618691.jpg",
  "rawSpecifications": {
    "Bike Einsatzzweck": "City",
    "Rahmen": "Original i:SY XXL unisex",
    "Rahmenmaterial": "Aluminium",
    "Gabel": "Original i:SY Starrgabel",
    "Steuersatz": "i:SY Steuersatz",
    "Vorbau": "i:SY Vorbau 70mm",
    "Lenker": "i:SY Lenker 30°",
    "Griffe": "Ergon GC10 ergonomische Griffe",
    "Bremse vorn": "Tektro HD-T532, hydraulische 2 Kolben Scheibenbremse, 180mm Rotor",
    "Bremse hinten": "Tektro HD-T532, hydraulische 2 Kolben Scheibenbremse, 160mm Rotor",
    "Bremsentyp": "hydr. Scheibenbremse",
    "Schalthebel": "Enviolo Twist Display Pro",
    "Schaltart": "mechanisch",
    "Kassette": "22T",
    "Zahnriemen": "GATES CDX Centertrack Zahnriemen",
    "Kurbelsatz": "i:SY E-Bike Kurbel",
    "Kettenblätter": "52T",
    "Schaltung/Antrieb": "Automatik/Riemen",
    "Antrieb": "1x",
    "Gänge": "stufenlos",
    "Pedale": "i:SY Antirutsch Faltpedal",
    "Felgen": "RYDE Andra 40 Disc, 32 H",
    "Nabe vorn": "SHIMANO Deore HB-M6000, Centerlock",
    "Nabe hinten": "Enviolo TR stufenlose Nabenschaltung",
    "Speichen": "32x Niro 2,0 mm",
    "Laufradgröße": "20",
    "Reifen": "SCHWALBE Pick Up, Super Defense, 60-406",
    "Schläuche": "SCHWALBE AV7, 40/62-406",
    "Sattel": "Zecure Trekking, Hydro Foam Gr. L",
    "Sattelstütze": "i:SY Sattelstütze, 415 mm, ⌀ 34,9mm",
    "Motorbezeichnung": "Bosch Performance Line, 36V / 250 W, Smart System",
    "Motorhersteller": "Bosch",
    "Motormodell": "Performance Line (Smart System)",
    "Drehmoment (Nm)": "75",
    "Akku": "BOSCH PowerPack 545, 36V, 14,4 Ah",
    "Kapazität (Wh)": "545",
    "Display": "BOSCH Intuvia 100",
    "Ladegerät": "BOSCH 4A Charger",
    "Scheinwerfer": "FUXON FF-100HB, 100 Lux LED mit Fernlicht",
    "Rücklicht": "FUXON R-Glow S LED Rücklicht",
    "Schutzbleche": "SKS Bluemels 20 Zoll, Breite 65mm",
    "Gepäckträger": "i:SY Carrier MonkeyLoad Ready",
    "Ständer": "Pletscher Kickstand Comp40 Flex",
    "Gewicht (kg)": "26,2",
    "max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg)": "180",
    "Artikelnummern": "51 cm | SKU: 3071077, EAN: 4066132003599, MPN: 324001140600",
    "51 cm | SKU": "3071077, EAN: 4066132003599, MPN: 324001140600"
  },
  "rawFeatures": [
    "Die i:SY N3.8 Modelle werden mit der stufenlosen ENVIOLO N3.8 Nabe und einem pflegeleichten Zahnriemenantrieb ausgerüstet. Mit dem dynamischen BOSCH Performance Line Antrieb ist es optimal für Vielfahrer und Genussradler in flachem bis hügeligem Terrain ausgestattet.",
    "Das i:SY hat eine perfekt durchdachte Rahmen-Geometrie. Der Rahmen „wächst“ in der Länge und Höhe mit und sorgt so für eine optimale Kraftentfaltung bei aufrechter Sitzposition. Der steife Rahmen macht das i:SY auch mit Gepäck vorne und hinten extrem fahrstabil. Somit ist es auch für lange Radreisen perfekt geeignet. Das i:SY Design ist mehrfach preisgekrönt.",
    "Gabel Original i:SY Kompakt Starrgabel",
    "Original i:SY Kompakt Starrgabel",
    "inklusive Abus Rahmenschloss gleichschließend für Rinklusive Abus Rahmenschloss gleichschließend für Rahmen und Akkuahmen und Akku",
    "leistungsstarker Bosch Performance Line Motor mit 75 Nm",
    "Enviolo 3.8: stufenlose Automatik Nabenschaltung für hohen Fahrkomfort; man muss sich keine Gedanken über den richtigen Gang machen und kann sich voll auf den Verkehr konzentrieren; die Enviolo TR schaltet bei einer bestimmten Geschwindigkeit selbst",
    "Gates Carbonriemenantrieb: sieht nicht nur fantastisch aus, sondern zeichnet sich auch durch einen niedrigen Wartungsbedarf aus",
    "Lieferumfang 1 E-Kompaktrad inkl. i:SY Antirutsch Faltpedal",
    "inkl. i:SY Antirutsch Faltpedal",
    "Technische Änderungen und Irrtümer in Bild und Text vorbehalten.",
    "Bike Einsatzzweck: City"
  ],
  "rawSizes": [
    {
      "rawSize": "51 cm",
      "size": "51",
      "sizeCm": 51,
      "inStock": true,
      "stockCount": null,
      "price": 3589
    }
  ],
  "availabilityText": "5-12 Werktage",
  "fetchedAt": "2026-09-26T08:24:51.964Z",
  "sourceMeta": {
    "discountBadge": "-25%",
    "listedSizes": [
      "51 cm"
    ],
    "articleNumbers": "51 cm | SKU: 3071077, EAN: 4066132003599, MPN: 324001140600"
  },
  "listingPath": [
    "E-Bikes",
    "E-Kompakträder & E-Falträder"
  ]
}

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