Dahon CURL Ei4 - 16" 252 Wh - rot

bike-angebot:01954c59f68e721f8f3dfb1ee729e860 · source URL · confidence 0.58 · GTIN 4015848113382

Eligibility

Cannot win: probably-a-frameset; confidence 0.58 below 0.75; e-compact-folding is not value-ranked yet (no e-compact-folding-specific equipment model)

Size decisions

retailer label	alpha	comparable cm	match	mapping	in stock	variant price	evidence
U	—	—	unknown	unsupported	yes	€1.999	—

retailer label

alpha

comparable cm

match

mapping

in stock

variant price

evidence

—

unknown

unsupported

yes

€1.999

—

mapping	unsupported
reason	"U" could not be read as a frame size.

mapping

unsupported

reason

"U" could not be read as a frame size.

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:bike-angebot / parse Dahon

model retailer:bike-angebot / derived Dahon CURL Ei4 - 16" 252 Wh - rot

category retailer:bike-angebot / parse 252 Wh

frameMaterial retailer:bike-angebot / parse Aluminium

brakes retailer:bike-angebot / parse mechanisch

suspension retailer:bike-angebot / derived Starr

fork retailer:bike-angebot / dictionary Starr

wheelSize retailer:bike-angebot / parse 16

weightKg retailer:bike-angebot / parse Gewicht ca. (kg): 17.3

powerMeter retailer:bike-angebot / derived absent from a 24-field spec table

availability retailer:bike-angebot / derived 1/1 sizes in stock

ebike.motor retailer:bike-angebot / parse Dahon | Sonstige

ebike.motor.position retailer:bike-angebot / parse Frontmotor

ebike.battery.capacityWh retailer:bike-angebot / parse 252 Wh

ebike.eDiscipline retailer:bike-angebot / parse shelf: E-Faltrad

ebike.display retailer:bike-angebot / parse Display: Dahon

ebike.maxSystemWeightKg retailer:bike-angebot / parse Maximales Gesamtgewicht (kg): 105

field	source	evidence
brand	`retailer:bike-angebot` / parse	Dahon
model	`retailer:bike-angebot` / derived	Dahon CURL Ei4 - 16" 252 Wh - rot
category	`retailer:bike-angebot` / parse	252 Wh
frameMaterial	`retailer:bike-angebot` / parse	Aluminium
brakes	`retailer:bike-angebot` / parse	mechanisch
suspension	`retailer:bike-angebot` / derived	Starr
fork	`retailer:bike-angebot` / dictionary	Starr
wheelSize	`retailer:bike-angebot` / parse	16
weightKg	`retailer:bike-angebot` / parse	Gewicht ca. (kg): 17.3
powerMeter	`retailer:bike-angebot` / derived	absent from a 24-field spec table
availability	`retailer:bike-angebot` / derived	1/1 sizes in stock
ebike.motor	`retailer:bike-angebot` / parse	Dahon \| Sonstige
ebike.motor.position	`retailer:bike-angebot` / parse	Frontmotor
ebike.battery.capacityWh	`retailer:bike-angebot` / parse	252 Wh
ebike.eDiscipline	`retailer:bike-angebot` / parse	shelf: E-Faltrad
ebike.display	`retailer:bike-angebot` / parse	Display: Dahon
ebike.maxSystemWeightKg	`retailer:bike-angebot` / parse	Maximales Gesamtgewicht (kg): 105

Warnings

blocking probably-a-frameset — Spec table lists neither a drivetrain nor wheels: likely a frameset.
high incomplete-build — Detailed spec table with no drivetrain component listed.
info single-size-only — Only one size is in stock (U).
high groupset-unknown — Groupset could not be established.
info wheel-material-unknown — Wheel material could not be established.

Score breakdown

{
  "frameScore": 0,
  "drivetrainScore": 0,
  "wheelScore": 0,
  "extrasScore": -2,
  "suspensionScore": 0,
  "weightAdjustment": 0,
  "motorScore": 0,
  "equipmentValue": -2,
  "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 \"mechanical-disc\" -2.",
    "17.3 kg: weight is not scored on e-compact-folding.",
    "Motor not named: 0, the bottom of the motor ladder.",
    "Battery 252 Wh (<400) = 0."
  ],
  "marketPrice": null,
  "valueScore": null,
  "savingsVsMarket": null
}

AI normalization

{
  "requested": [
    "groupsetFamily",
    "wheelMaterial",
    "wheelTier"
  ],
  "applied": [],
  "rejected": [],
  "notes": "The source names a Sturmey-Archer hub-gear drivetrain, which is not represented in the permitted groupset vocabulary. No wheel material or identifiable wheelset model is specified.",
  "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": null,
      "evidence": null,
      "confidence": 1
    },
    "speeds": {
      "value": "4",
      "evidence": "Ganganzahl: 4",
      "confidence": 1
    },
    "mixedGroupset": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelMaterial": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "wheelTier": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "brakes": {
      "value": "mechanical-disc",
      "evidence": "Bremse: Disc mechanisch",
      "confidence": 1
    },
    "weightKg": {
      "value": "17.3",
      "evidence": "Gewicht ca. (kg): 17.3",
      "confidence": 1
    },
    "powerMeter": {
      "value": null,
      "evidence": null,
      "confidence": 1
    },
    "notes": "The source names a Sturmey-Archer hub-gear drivetrain, which is not represented in the permitted groupset vocabulary. No wheel material or identifiable wheelset model is specified."
  }
}

Normalized record

{
  "id": "bike-angebot:01954c59f68e721f8f3dfb1ee729e860",
  "retailer": "bike-angebot",
  "retailerProductId": "01954c59f68e721f8f3dfb1ee729e860",
  "productUrl": "https://bike-angebot.de/dahon-curl-ei4-16-252-wh-rot/ba-0166126-001",
  "brand": "Dahon",
  "model": "CURL Ei4",
  "modelYear": null,
  "category": "e-bike",
  "categoryBasis": "stated",
  "sourceCategory": "e-bike",
  "price": 1999,
  "originalPrice": null,
  "currency": "EUR",
  "discountPercent": null,
  "frameMaterial": "aluminium",
  "frameModel": null,
  "frameTier": null,
  "groupsetBrand": null,
  "groupsetFamily": null,
  "groupsetGeneration": null,
  "electronicShifting": null,
  "speeds": null,
  "mixedGroupset": null,
  "groupsetComponents": null,
  "groupsetTierSpread": 0,
  "crank": null,
  "cassette": null,
  "brakes": "mechanical-disc",
  "brakePistons": null,
  "brakeTier": "unknown",
  "suspension": "none",
  "fork": {
    "make": null,
    "line": null,
    "tier": "rigid",
    "travelMm": 0
  },
  "rearShock": null,
  "dropperPost": null,
  "beltDrive": null,
  "hubDynamo": null,
  "rack": null,
  "mudguards": null,
  "chaincase": null,
  "kickstand": null,
  "lighting": null,
  "wheelSize": "other",
  "wheelset": null,
  "wheelMaterial": "unknown",
  "wheelTier": "unknown",
  "tyres": "Dahon Reflex",
  "weightKg": 17.3,
  "ebike": {
    "motor": {
      "text": "Dahon | Sonstige",
      "brand": null,
      "model": null,
      "line": null,
      "position": "front-hub",
      "torqueNm": null,
      "torqueSource": null,
      "ratedPowerW": null,
      "peakPowerW": null
    },
    "battery": {
      "text": "Rahmen Akku | 252",
      "capacityWh": 252,
      "count": 1,
      "integration": "unknown",
      "removable": null
    },
    "speedClass": "unknown",
    "rangeExtender": "unknown",
    "display": "Dahon",
    "abs": null,
    "autoShift": null,
    "statedRangeKm": null,
    "eDiscipline": "e-folding",
    "eDisciplineBasis": "leaf",
    "frameShape": "unknown",
    "cargoType": "unknown",
    "maxSystemWeightKg": 105,
    "rackCapacityKg": null,
    "weightIncludesBattery": null
  },
  "powerMeter": false,
  "powerMeterKind": null,
  "availableSizes": [
    {
      "rawSize": "U",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 1999,
      "preorder": false,
      "deliveryNote": "Lieferzeit: derzeit 7 - 14 Werktage"
    }
  ],
  "seller": null,
  "availability": "limited",
  "gtins": [
    "4015848113382"
  ],
  "imageUrl": "https://bike-angebot.cstatic.io/media/70/1f/f2/1740742730/d75d34abe018e4418f84ae8cbfa258c51121cac7_BA_0166126_001_image_1_b1167863.jpg?ts=1743738188",
  "rawTitle": "Dahon CURL Ei4 - 16\" 252 Wh - rot",
  "fetchedAt": "2026-11-01T04:13:50.901Z",
  "normalizationConfidence": 0.58,
  "warnings": [
    {
      "code": "probably-a-frameset",
      "message": "Spec table lists neither a drivetrain nor wheels: likely a frameset.",
      "severity": "blocking"
    },
    {
      "code": "incomplete-build",
      "message": "Detailed spec table with no drivetrain component listed.",
      "severity": "high"
    },
    {
      "code": "single-size-only",
      "message": "Only one size is in stock (U).",
      "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": [
      "motorBrand",
      "motorModel",
      "speedClass",
      "batteryIntegration",
      "frameShape"
    ],
    "applied": [],
    "rejected": [],
    "notes": "The source names the motor manufacturer as \"Sonstige\", which does not map to an allowed motorBrand. \"Rahmenform: Faltrahmen\" indicates a folding frame but does not establish diamond, trapeze, or step-through. \"Akku: Rahmen Akku\" and \"Akkuposition: ontube\" do not deterministically establish the permitted batteryIntegration categories.",
    "raw": {
      "motorBrand": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "motorModel": {
        "value": null,
        "evidence": null,
        "confidence": 0
      },
      "batteryWh": {
        "value": "252",
        "evidence": "Akku-Kapazität (Wh): 252",
        "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 the motor manufacturer as \"Sonstige\", which does not map to an allowed motorBrand. \"Rahmenform: Faltrahmen\" indicates a folding frame but does not establish diamond, trapeze, or step-through. \"Akku: Rahmen Akku\" and \"Akkuposition: ontube\" do not deterministically establish the permitted batteryIntegration categories."
    }
  }
}

Parsed specification table

{
  "Lieferhinweis": "Abweichungen zwischen angegebenen und verbauten Komponenten je nach Liefersituation möglich. Alternativ verbaute Komponenten entsprechen dem Qualitätslevel der angegeben Komponenten. Änderungen und Irrtümer vorbehalten. Etwaiges dargestelltes loses Zubehör wie z.B. Fahrradschloss ist nicht im Lieferumfang enthalten und muss separat bestellt werden.",
  "Hersteller-Farbe": "rot",
  "Farbe": "Rot",
  "Rahmenform": "Faltrahmen",
  "Rahmenmaterial": "Aluminium",
  "Akku": "Rahmen Akku",
  "Akku-Kapazität (Wh)": "252",
  "Akkuposition": "ontube",
  "Motor": "Dahon",
  "Motorhersteller": "Sonstige",
  "Motorposition": "Frontmotor",
  "Display": "Dahon",
  "Bremssystem": "Scheibenbremse",
  "Bremse": "Disc mechanisch",
  "Schaltungstyp": "Nabenschaltung",
  "Schaltungshersteller": "Sturmey-Archer",
  "Schaltung": "Sturmey Archer",
  "Ganganzahl": "4",
  "Gabel": "Starr - Alu",
  "Gabelhersteller": "Sonstige",
  "Federung": "starr",
  "Reifen": "Dahon Reflex",
  "Gewicht ca. (kg)": "17.3",
  "Maximales Gesamtgewicht (kg)": "105"
}

Raw adapter output

{
  "retailer": "bike-angebot",
  "retailerProductId": "01954c59f68e721f8f3dfb1ee729e860",
  "productUrl": "https://bike-angebot.de/dahon-curl-ei4-16-252-wh-rot/ba-0166126-001",
  "extractionMethod": "server-html",
  "sourceCategory": "e-bike",
  "rawTitle": "Dahon CURL Ei4 - 16\" 252 Wh - rot",
  "rawBrand": "Dahon",
  "listingPath": [
    "E-Bikes & Pedelecs",
    "E-Touren Bike",
    "E-Faltrad"
  ],
  "price": 1999,
  "originalPrice": null,
  "currency": "EUR",
  "imageUrl": "https://bike-angebot.cstatic.io/media/70/1f/f2/1740742730/d75d34abe018e4418f84ae8cbfa258c51121cac7_BA_0166126_001_image_1_b1167863.jpg?ts=1743738188",
  "rawSpecifications": {
    "Lieferhinweis": "Abweichungen zwischen angegebenen und verbauten Komponenten je nach Liefersituation möglich. Alternativ verbaute Komponenten entsprechen dem Qualitätslevel der angegeben Komponenten. Änderungen und Irrtümer vorbehalten. Etwaiges dargestelltes loses Zubehör wie z.B. Fahrradschloss ist nicht im Lieferumfang enthalten und muss separat bestellt werden.",
    "Hersteller-Farbe": "rot",
    "Farbe": "Rot",
    "Rahmenform": "Faltrahmen",
    "Rahmenmaterial": "Aluminium",
    "Akku": "Rahmen Akku",
    "Akku-Kapazität (Wh)": "252",
    "Akkuposition": "ontube",
    "Motor": "Dahon",
    "Motorhersteller": "Sonstige",
    "Motorposition": "Frontmotor",
    "Display": "Dahon",
    "Bremssystem": "Scheibenbremse",
    "Bremse": "Disc mechanisch",
    "Schaltungstyp": "Nabenschaltung",
    "Schaltungshersteller": "Sturmey-Archer",
    "Schaltung": "Sturmey Archer",
    "Ganganzahl": "4",
    "Gabel": "Starr - Alu",
    "Gabelhersteller": "Sonstige",
    "Federung": "starr",
    "Reifen": "Dahon Reflex",
    "Gewicht ca. (kg)": "17.3",
    "Maximales Gesamtgewicht (kg)": "105"
  },
  "rawFeatures": [],
  "rawSizes": [
    {
      "rawSize": "U",
      "size": null,
      "sizeCm": null,
      "inStock": true,
      "stockCount": null,
      "price": 1999,
      "preorder": false,
      "deliveryNote": "Lieferzeit: derzeit 7 - 14 Werktage"
    }
  ],
  "availabilityText": null,
  "fetchedAt": "2026-11-01T04:13:50.901Z",
  "sourceMeta": {
    "skus": [
      "4015848113382"
    ],
    "shopSkus": [
      "BA-0166126-001"
    ],
    "mpns": [
      "1167863"
    ],
    "parentProductId": "01954c59f68e721f8f3dfb1ee729e860",
    "shopCategory": "E-Faltrad",
    "listPrice": null,
    "sizesListed": 1,
    "sizesGone": 0
  }
}

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