← Review table (road) · shopper page
bikeinn:142587104 · source URL · confidence 1
Can win a band.
| retailer label | alpha | comparable cm | match | mapping | in stock | variant price | evidence |
|---|---|---|---|---|---|---|---|
| S | S | 51–54 cm | equivalent | curated manufacturer mapping — Giant Defy, medium confidence | yes | €5.140,49 | Giant Defy S = 51–54 cm — manufacturer-conventional-size-equivalence, confidence medium, reviewed 2026-09-04. https://www.giant-bicycles.com/us/technology/detail/57 |
| M | M | 55–57 cm | equivalent | curated manufacturer mapping — Giant Defy, medium confidence | yes | €5.140,49 | Giant Defy M = 55–57 cm — manufacturer-conventional-size-equivalence, confidence medium, reviewed 2026-09-04. https://www.giant-bicycles.com/us/technology/detail/57 |
| L | L | 58–60 cm | equivalent | curated manufacturer mapping — Giant Defy, medium confidence | yes | €5.140,49 | Giant Defy L = 58–60 cm — manufacturer-conventional-size-equivalence, confidence medium, reviewed 2026-09-04. https://www.giant-bicycles.com/us/technology/detail/57 |
| XL | XL | 61–63 cm | equivalent | curated manufacturer mapping — Giant Defy, medium confidence | yes | €5.218,49 | Giant Defy XL = 61–63 cm — manufacturer-conventional-size-equivalence, confidence medium, reviewed 2026-09-04. https://www.giant-bicycles.com/us/technology/detail/57 |
| ML | M/L | 57–59 cm | equivalent | curated manufacturer mapping — Giant Defy, medium confidence | yes | €5.140,49 | Giant Defy M/L = 57–59 cm — manufacturer-conventional-size-equivalence, confidence medium, reviewed 2026-09-04. https://www.giant-bicycles.com/us/technology/detail/57 |
| mapping | curated manufacturer mapping |
|---|---|
| scope | Giant Defy |
| sizes | S = 51–54 cm · M = 55–57 cm · L = 58–60 cm · XL = 61–63 cm · M/L = 57–59 cm |
| confidence | MEDIUM |
| evidence type | manufacturer-conventional-size-equivalence |
| evidence | Giant's own Compact Road Design page publishes a table headed 'COMPACT ROAD SIZING' whose first column is 'CONVENTIONAL FRAME SIZING (CM)', mapped against 'RIDER HEIGHT', 'COMPACT ROAD FRAME SIZE' and 'SEATTUBE / TOPTUBE LENGTH (CM)': 49-51 / XS / 42-52; 51-54 / S / 44-53.5; 55-57 / M / 50-55.5; 57-59 / M-L / 53.5-57; 58-60 / L / 55.5-58.5; 61-63 / XL / 58.5-61. This is the manufacturer answering exactly the question we ask, and its own seat-tube column (L = 55.5 cm) shows why the seat tube must not be used for it. |
| source | https://www.giant-bicycles.com/us/technology/detail/57 https://www.giant-bicycles.com/au/technology/detail/57 https://www.giant-bicycles.com/gb/technology/detail/57 https://www.giant-bicycles.com/gb/tcr-advanced-2 https://www.giant-bicycles.com/gb/propel-advanced-2 https://www.giant-bicycles.com/gb/defy-advanced-2 https://www.giant-bicycles.com/gb/contend-ar-2 |
| reviewed | 2026-09-04 |
| notes | Scoped to the four families whose current height ladder was individually checked. It must not be extended to Liv: Liv's letters sit a full size lower (Langma L = 170-184 cm rider against Giant L = 183-193 cm), which is recorded as a refusal. RESIDUAL UNCERTAINTY, and the reason confidence is medium: Giant's conventional column runs 1-2.5 cm above where the letter-sized brands in this dataset sit (Scott's own dual labels put its L at 56 cm and KTM's at 57, where Giant calls its L a conventional 58-60). That is not necessarily a contradiction — Giant covers 157-199 cm in six sizes where Scott uses seven, so its letters are spaced wider and each sits higher, and Canyon says in as many words that a medium at one brand can be a small or a large at another. But an attempt to check Giant's column against a numerically-sized brand's own rider heights failed: Cube, Cannondale, Cervelo, BMC and Orbea all publish sizing through interactive calculators rather than a fetchable table, so no independent anchor was obtained. The practical exposure is about one size at the top of the range, and the published range absorbs it: if the truth were nearer 57-59 than 58-60, a 58 cm shopper still sees an L correctly, a 60 cm shopper sees one marginally, and a 57 cm shopper misses one rather than being shown the wrong bike. The dataset contains no Giant listing sized in centimetres, so there is also no retailer statement to corroborate or contradict this. |
A shopper asking for: 54 → S in stock · 56 → M in stock · 58 → L/ML in stock · 60 → L in stock
Only listing of this configuration — nothing to merge.
| field | source | evidence |
|---|---|---|
| brand | retailer:bikeinn / parse | Giant |
| model | retailer:bikeinn / derived | Giant Defy Advanced Pro Ultegra Di2 2026 rennrad |
| modelYear | retailer:bikeinn / parse | Giant Defy Advanced Pro Ultegra Di2 2026 rennrad |
| category | retailer:bikeinn / parse | rennrad |
| frameMaterial | retailer:bikeinn / parse | Carbon |
| frameTier | retailer:bikeinn / dictionary | Advanced Pro |
| groupsetFamily | retailer:bikeinn / dictionary | Shimano Ultegra Di2 St-R8170 || Shimano Ultegra Di2 Fd-R8150 | Shimano Ultegra Di2 Rd-R8150 |
| electronicShifting | retailer:bikeinn / derived | Di2 |
| speeds | retailer:bikeinn / parse | 12-fach |
| brakes | retailer:bikeinn / parse | Hydraulisch |
| suspension | retailer:bikeinn / derived | no suspension fork and no rear shock on a drop-bar listing |
| fork | retailer:bikeinn / dictionary | Advanced SL-Grade Composite, Vollcarbon OverDrive Aero Gabelschaft, 12x100mm Steckachse, Disc |
| dropperPost | retailer:bikeinn / derived | seatpost row "Giant D-Fuse Slr, Composite, -5/+15Mm Versatz" names no dropper, in a 20-field spec table |
| beltDrive | retailer:bikeinn / parse | Shimano Ultegra, 34/50 mit Giant Power Pro Leistungsmesser Xs165Mm, S165Mm, M170Mm, M/L170Mm, L172.5Mm, Xl172.5Mm |
| wheelMaterial | retailer:bikeinn / dictionary | Giant Slr 0 |
| wheelTier | retailer:bikeinn / dictionary | Giant Slr 0 |
| powerMeter | retailer:bikeinn / parse | Leistungsmesser |
| powerMeterKind | retailer:bikeinn / derived | named but sidedness not stated |
| availability | retailer:bikeinn / derived | 5/5 sizes in stock |
none
{
"frameScore": 30,
"drivetrainScore": 33,
"wheelScore": 20,
"extrasScore": 10,
"suspensionScore": 0,
"weightAdjustment": 0,
"equipmentValue": 93,
"notes": [
"Frame tier \"upper-mid\" +4.",
"Shimano Ultegra Di2 = 33.",
"Wheels \"high-quality-carbon\" = 20.",
"Power meter (unspecified) +6.",
"Brakes \"hydraulic-disc\" +3.",
"Tubeless-ready +1.",
"Weight not published: no weight adjustment either way."
],
"marketPrice": 7076,
"valueScore": 1.377,
"savingsVsMarket": 1935.5100000000002
}
Not used: deterministic parsing resolved every field it needed.
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"rearDerailleur": "Ultegra Di2",
"crank": "Ultegra",
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"cassette": "Shimano Ultegra, 12-fach, 11X34",
"brakes": "hydraulic-disc",
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"suspension": "none",
"fork": {
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"line": null,
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"travelMm": 0
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"rearShock": null,
"dropperPost": false,
"beltDrive": false,
"hubDynamo": null,
"rack": null,
"mudguards": null,
"chaincase": null,
"kickstand": null,
"lighting": null,
"wheelSize": null,
"wheelset": "Giant Slr 0 40 Carbon Scheibenbrems-Laufradsystem",
"wheelMaterial": "carbon",
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"tyres": "Cadex Classics, Tubeless, 700X32C (33.5Mm), Faltbar",
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"fetchedAt": "2026-09-19T06:11:24.128Z",
"normalizationConfidence": 1,
"warnings": []
}
{
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"Gabel": "Advanced SL-Grade Composite, Vollcarbon OverDrive Aero Gabelschaft, 12x100mm Steckachse, Disc",
"Schaltwerk": "Shimano Ultegra Di2 Fd-R8150",
"Hinterrad-Schaltwerk": "Shimano Ultegra Di2 Rd-R8150",
"Kurbelgarnitur": "Shimano Ultegra, 34/50 mit Giant Power Pro Leistungsmesser Xs165Mm, S165Mm, M170Mm, M/L170Mm, L172.5Mm, Xl172.5Mm",
"Kassette": "Shimano Ultegra, 12-fach, 11X34",
"Schalthebel": "Shimano Ultegra Di2 St-R8170",
"Vordere Bremse": "Shimano Ultegra Di2 Hydraulisch, Shimano Rt-Cl800 Bremsscheiben 160mm, 160mm",
"Hintere Bremse": "Shimano Ultegra Di2 Hydraulisch, Shimano Rt-Cl800 Bremsscheiben 160mm, 160mm",
"Kette": "Shimano Ultegra",
"Tretlager": "Shimano, Press-Fit",
"Räder": "Giant Slr 0 40 Carbon Scheibenbrems-Laufradsystem",
"Reifen": "Cadex Classics, Tubeless, 700X32C (33.5Mm), Faltbar",
"Lenker": "Giant Contact Slr D-Fuse Xs404/380Mm, S404/380Mm, M424/400Mm, M/L424/400Mm, L444/420Mm, Xl444/420Mm",
"Vorbau": "Giant Contact Sl Aerolight Xs80Mm, S90Mm, M100Mm, M/L100Mm, L110Mm, Xl110Mm",
"Sattel": "Riesenflotte Sl",
"Sattelstütze": "Giant D-Fuse Slr, Composite, -5/+15Mm Versatz",
"Farbe": "Blau",
"Material": "Carbon",
"Antriebsmarke": "Shimano"
}
{
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"Schaltwerk": "Shimano Ultegra Di2 Fd-R8150",
"Hinterrad-Schaltwerk": "Shimano Ultegra Di2 Rd-R8150",
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"Hintere Bremse": "Shimano Ultegra Di2 Hydraulisch, Shimano Rt-Cl800 Bremsscheiben 160mm, 160mm",
"Kette": "Shimano Ultegra",
"Tretlager": "Shimano, Press-Fit",
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