i:SY S8 ZR F B - 545 Wh, berry red

biker-boarder:3163096 · source URL · confidence 0.83 · GTIN 4066132005173

Eligibility

Cannot win: 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
47 cm	—	47 cm	exact scale	stated by the retailer	yes	€2.919	47 cm

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

47 cm

—

47 cm

exact scale

stated by the retailer

yes

€2.919

47 cm

A shopper asking for: 54 → nothing compatible · 56 → nothing compatible · 58 → nothing compatible · 60 → nothing compatible

Identity

Canonical configuration: I Sy | i:SY S8 ZR F B | Nexus
Confidence: medium

brand exact (I Sy)
model normalized to "i:sy s8 zr f b"
groupset family exact (Nexus)
model year unavailable on every listing
2 listings across 1 retailer
downgraded to medium: no shared GTIN, and no listing states a model year

retailer	price	sizes in stock
BIKER-BOARDER	€2.919	47 cm	debug
BIKER-BOARDER	€2.919	47 cm	debug

retailer

price

sizes in stock

BIKER-BOARDER

€2.919

47 cm

debug

BIKER-BOARDER

€2.919

47 cm

debug

Provenance — why we believe each fact

field source evidence

brand retailer:biker-boarder / parse i sy

model retailer:biker-boarder / derived i:SY S8 ZR F B - 545 Wh, berry red

category retailer:biker-boarder / parse 545 Wh

frameMaterial retailer:biker-boarder / parse Aluminium

groupsetFamily retailer:biker-boarder / dictionary SHIMANO Nexus Revo Shifter

electronicShifting retailer:biker-boarder / parse mechanisch

speeds retailer:biker-boarder / parse model code SG-C6001-8

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 G.2 ST" 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 SKS Bluemels 20 Zoll, Breite 65 mm

chaincase retailer:biker-boarder / parse i:SY Kettenschutz

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): 24,7

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 Active Line Plus (Smart System) | Bosch | Active Line Plus (Smart System)

ebike.motor.torqueNm retailer:biker-boarder / parse 50

ebike.battery.capacityWh retailer:biker-boarder / parse 400 Wh

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

ebike.maxSystemWeightKg retailer:biker-boarder / parse max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg): 150

field	source	evidence
brand	`retailer:biker-boarder` / parse	i sy
model	`retailer:biker-boarder` / derived	i:SY S8 ZR F B - 545 Wh, berry red
category	`retailer:biker-boarder` / parse	545 Wh
frameMaterial	`retailer:biker-boarder` / parse	Aluminium
groupsetFamily	`retailer:biker-boarder` / dictionary	SHIMANO Nexus Revo Shifter
electronicShifting	`retailer:biker-boarder` / parse	mechanisch
speeds	`retailer:biker-boarder` / parse	model code SG-C6001-8
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 G.2 ST" 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	SKS Bluemels 20 Zoll, Breite 65 mm
chaincase	`retailer:biker-boarder` / parse	i:SY Kettenschutz
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): 24,7
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 Active Line Plus (Smart System) \| Bosch \| Active Line Plus (Smart System)
ebike.motor.torqueNm	`retailer:biker-boarder` / parse	50
ebike.battery.capacityWh	`retailer:biker-boarder` / parse	400 Wh
ebike.display	`retailer:biker-boarder` / parse	Display: Bosch Intuvia 100
ebike.maxSystemWeightKg	`retailer:biker-boarder` / parse	max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg): 150

Warnings

info single-size-only — Only one size is in stock (47 cm).
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.",
    "24.7 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": "Wheel material and wheel tier cannot be established from the named components. The source lists a Ryde Andra40 rim and separate hubs, but does not state the rim material or identify a complete wheelset tier. The title states 545 Wh while the specification also lists Akku: 400 Wh and Kapazität (Wh): 545.",
  "raw": {
    "frameMaterial": {
      "value": "aluminium",
      "evidence": "Rahmenmaterial: Aluminium",
      "confidence": 1
    },
    "groupsetBrand": {
      "value": "Shimano",
      "evidence": "SHIMANO Nexus Revo Shifter",
      "confidence": 1
    },
    "groupsetFamily": {
      "value": "Nexus",
      "evidence": "Shimano Nexus 8-Gang-Nabenschaltung",
      "confidence": 1
    },
    "electronicShifting": {
      "value": "false",
      "evidence": "Schaltart: mechanisch",
      "confidence": 1
    },
    "speeds": {
      "value": "8",
      "evidence": "Gänge: 8",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": "true",
      "evidence": "Kurbelsatz: i:SY E-Bike Kurbel",
      "confidence": 0.9
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "brakes": {
      "value": "hydraulic-disc",
      "evidence": "Bremsentyp: hydr. Scheibenbremse",
      "confidence": 1
    },
    "weightKg": {
      "value": "24.7",
      "evidence": "Gewicht (kg): 24,7",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 0
    },
    "notes": "Wheel material and wheel tier cannot be established from the named components. The source lists a Ryde Andra40 rim and separate hubs, but does not state the rim material or identify a complete wheelset tier. The title states 545 Wh while the specification also lists Akku: 400 Wh and Kapazität (Wh): 545."
  }
}

Normalized record

{
  "id": "biker-boarder:3163096",
  "retailer": "biker-boarder",
  "retailerProductId": "3163096",
  "productUrl": "https://www.biker-boarder.de/i-sy/3163096.html",
  "brand": "I Sy",
  "model": "i:SY S8 ZR F B",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "stated",
  "sourceCategory": "e-bike",
  "price": 2919,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": "i:SY Kompakt 1.0",
  "frameTier": null,
  "groupsetBrand": "Shimano",
  "groupsetFamily": "Nexus",
  "groupsetGeneration": null,
  "electronicShifting": false,
  "speeds": 8,
  "mixedGroupset": false,
  "groupsetComponents": {
    "shifters": "Nexus"
  },
  "groupsetTierSpread": 0,
  "crank": "i:SY E-Bike Kurbel",
  "cassette": null,
  "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": true,
  "kickstand": true,
  "lighting": true,
  "wheelSize": "other",
  "wheelset": "Ryde Andra40 20” | SHIMANO Deore HB-M5100, Centerlock | SHIMANO SG-C6001-8D",
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "SCHWALBE Pick Up, Super Defense, 60-406 / 20 x 2.40",
  "weightKg": 24.7,
  "ebike": {
    "motor": {
      "text": "Bosch Active Line Plus (Smart System) | Bosch | Active Line Plus (Smart System)",
      "brand": "bosch",
      "model": null,
      "position": "unknown",
      "torqueNm": 50,
      "torqueSource": "retailer",
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "400 Wh | 545",
      "capacityWh": 400,
      "count": 1,
      "integration": "unknown",
      "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": 150,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "47 cm",
      "size": "47",
      "sizeCm": 47,
      "inStock": true,
      "stockCount": null,
      "price": 2919
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4066132005173"
  ],
  "imageUrl": "https://img.biker-boarder.de/products/400x300c/72/727eddb6-ae32-4950-bfe0-e5f614e0451c.jpg",
  "rawTitle": "i:SY S8 ZR F B - 545 Wh, berry red",
  "fetchedAt": "2026-09-26T08:25:09.425Z",
  "normalizationConfidence": 0.83,
  "warnings": [
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (47 cm).",
      "severity": "info"
    },
    {
      "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 Active Line Plus (Smart System)” but does not identify an exact permitted motor model. It lists both “Akku: 400 Wh” and “Kapazität (Wh): 545”; 545 Wh is used based on the explicit capacity field and title, while the conflicting 400 Wh entry is noted.",
    "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 Active Line Plus (Smart System)” but does not identify an exact permitted motor model. It lists both “Akku: 400 Wh” and “Kapazität (Wh): 545”; 545 Wh is used based on the explicit capacity field and title, while the conflicting 400 Wh entry is noted."
    }
  }
}

Parsed specification table

{
  "Bike Einsatzzweck": "City",
  "Rahmen": "i:SY Kompakt 1.0",
  "Rahmenmaterial": "Aluminium",
  "Gabel": "Original i:SY Starrgabel",
  "Steuersatz": "i:SY Steuersatz",
  "Vorbau": "i:SY Vorbau 70 mm",
  "Lenker": "i:SY Lenker 30°",
  "Griffe": "ERGON GC10 ERGONomische Griffe",
  "Bremsen": "TEKTRO HD-T280, hydraulische 2-Kolben Scheibenbremse / 180 mm",
  "Bremshebel": "3-Finger Bremshebel",
  "Bremsentyp": "hydr. Scheibenbremse",
  "Schalthebel": "SHIMANO Nexus Revo Shifter",
  "Schaltart": "mechanisch",
  "Zahnriemen": "GATES CDX",
  "Kurbelsatz": "i:SY E-Bike Kurbel",
  "Schaltung/Antrieb": "Nabenschaltung/Riemen",
  "Antrieb": "1x",
  "Gänge": "8",
  "Kettenschutz": "i:SY Kettenschutz",
  "Pedale": "i:SY Antirutsch Faltpedal",
  "Felgen": "Ryde Andra40 20”",
  "Nabe vorn": "SHIMANO Deore HB-M5100, Centerlock",
  "Nabe hinten": "SHIMANO SG-C6001-8D",
  "Speichen": "32x Niro 2,0 mm",
  "Laufradgröße": "20",
  "Reifen": "SCHWALBE Pick Up, Super Defense, 60-406 / 20 x 2.40",
  "Sattel": "ZECURE, Hydro Foam, Gr. M",
  "Sattelstützenklemme": "i:SY 1.0 Innensechskant integriert",
  "Sattelstütze": "By.Schulz G.2 ST",
  "Extras": "Abus i:SY-Set gleichschließend, bestehend aus Akku- und Rahmenschloss (BLO BOS DT3.2 + 4750SL NR)",
  "Motorbezeichnung": "Bosch Active Line Plus (Smart System)",
  "Motorhersteller": "Bosch",
  "Motormodell": "Active Line Plus (Smart System)",
  "Drehmoment (Nm)": "50",
  "Akku": "400 Wh",
  "Kapazität (Wh)": "545",
  "Display": "Bosch Intuvia 100",
  "Ladegerät": "Bosch 2A Charger",
  "Scheinwerfer": "FUXON FF-100EB, 100 Lux LED mit Fernlicht",
  "Rücklicht": "FUXON R-Glow S LED Rücklicht",
  "Schutzbleche": "SKS Bluemels 20 Zoll, Breite 65 mm",
  "Gepäckträger": "i:SY Carrier 2.0 MonkeyLoad Ready",
  "Vollausstattung": "ja",
  "Ständer": "PLETSCHER Kickstand Comp40 Flex",
  "Gewicht (kg)": "24,7",
  "max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg)": "150",
  "Artikelnummern": "47 cm | SKU: 3163097, EAN: 4066132005173, MPN: 325545100022",
  "47 cm | SKU": "3163097, EAN: 4066132005173, MPN: 325545100022"
}

Raw adapter output

{
  "retailer": "biker-boarder",
  "retailerProductId": "3163096",
  "productUrl": "https://www.biker-boarder.de/i-sy/3163096.html",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "i:SY S8 ZR F B - 545 Wh, berry red",
  "rawBrand": "i sy",
  "price": 2919,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://img.biker-boarder.de/products/400x300c/72/727eddb6-ae32-4950-bfe0-e5f614e0451c.jpg",
  "rawSpecifications": {
    "Bike Einsatzzweck": "City",
    "Rahmen": "i:SY Kompakt 1.0",
    "Rahmenmaterial": "Aluminium",
    "Gabel": "Original i:SY Starrgabel",
    "Steuersatz": "i:SY Steuersatz",
    "Vorbau": "i:SY Vorbau 70 mm",
    "Lenker": "i:SY Lenker 30°",
    "Griffe": "ERGON GC10 ERGONomische Griffe",
    "Bremsen": "TEKTRO HD-T280, hydraulische 2-Kolben Scheibenbremse / 180 mm",
    "Bremshebel": "3-Finger Bremshebel",
    "Bremsentyp": "hydr. Scheibenbremse",
    "Schalthebel": "SHIMANO Nexus Revo Shifter",
    "Schaltart": "mechanisch",
    "Zahnriemen": "GATES CDX",
    "Kurbelsatz": "i:SY E-Bike Kurbel",
    "Schaltung/Antrieb": "Nabenschaltung/Riemen",
    "Antrieb": "1x",
    "Gänge": "8",
    "Kettenschutz": "i:SY Kettenschutz",
    "Pedale": "i:SY Antirutsch Faltpedal",
    "Felgen": "Ryde Andra40 20”",
    "Nabe vorn": "SHIMANO Deore HB-M5100, Centerlock",
    "Nabe hinten": "SHIMANO SG-C6001-8D",
    "Speichen": "32x Niro 2,0 mm",
    "Laufradgröße": "20",
    "Reifen": "SCHWALBE Pick Up, Super Defense, 60-406 / 20 x 2.40",
    "Sattel": "ZECURE, Hydro Foam, Gr. M",
    "Sattelstützenklemme": "i:SY 1.0 Innensechskant integriert",
    "Sattelstütze": "By.Schulz G.2 ST",
    "Extras": "Abus i:SY-Set gleichschließend, bestehend aus Akku- und Rahmenschloss (BLO BOS DT3.2 + 4750SL NR)",
    "Motorbezeichnung": "Bosch Active Line Plus (Smart System)",
    "Motorhersteller": "Bosch",
    "Motormodell": "Active Line Plus (Smart System)",
    "Drehmoment (Nm)": "50",
    "Akku": "400 Wh",
    "Kapazität (Wh)": "545",
    "Display": "Bosch Intuvia 100",
    "Ladegerät": "Bosch 2A Charger",
    "Scheinwerfer": "FUXON FF-100EB, 100 Lux LED mit Fernlicht",
    "Rücklicht": "FUXON R-Glow S LED Rücklicht",
    "Schutzbleche": "SKS Bluemels 20 Zoll, Breite 65 mm",
    "Gepäckträger": "i:SY Carrier 2.0 MonkeyLoad Ready",
    "Vollausstattung": "ja",
    "Ständer": "PLETSCHER Kickstand Comp40 Flex",
    "Gewicht (kg)": "24,7",
    "max. Systemgewicht [Bike/Fahrer/Ausrüstung] (kg)": "150",
    "Artikelnummern": "47 cm | SKU: 3163097, EAN: 4066132005173, MPN: 325545100022",
    "47 cm | SKU": "3163097, EAN: 4066132005173, MPN: 325545100022"
  },
  "rawFeatures": [
    "i:SY Kompakt – wendig, kompakt und ungeahnter Fahrspaß: Der ikonische Dreiecksrahmen punktet mit seinem tiefen Schwerpunkt und lässt dich direkt die Freiheit des Radfahrens (wieder-)entdecken! Kompakt und für jedes Abenteuer zu haben – ideal im Alltag und auf Reisen. Entdecke die Vielfalt der i:SY Modelle!",
    "i:SY S8 – i:SYs Kompaktrad – Eins für Alle: Gründe, sich von A nach B zu bewegen, gibt es viele – und eine Lösung: Aufsteigen und losfahren. Mit i:SYs Einsteigermodell bist du Ruckzuck am Ziel – und Spaß macht es auch.",
    "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",
    "Braune Komponenten für den besonderen Look",
    "Shimano Nexus 8-Gang-Nabenschaltung mit wartungsarmem Gates® CDX Centertrack Zahnriemenantrieb",
    "inklusive Abus Rahmenschloss gleichschließend für Rahmen und Akku",
    "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": "47 cm",
      "size": "47",
      "sizeCm": 47,
      "inStock": true,
      "stockCount": null,
      "price": 2919
    }
  ],
  "availabilityText": "5-12 Werktage",
  "fetchedAt": "2026-09-26T08:25:09.425Z",
  "sourceMeta": {
    "discountBadge": "-25%",
    "listedSizes": [
      "47 cm"
    ],
    "articleNumbers": "47 cm | SKU: 3163097, EAN: 4066132005173, MPN: 325545100022"
  },
  "listingPath": [
    "E-Bikes",
    "E-Kompakträder & E-Falträder"
  ]
}

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