Geometry ?
United Stygma 2026 geometry in sizes XS–M: stack 490–510 mm, reach 365–380 mm, head angle 70°.
| XS | S | M | |
|---|---|---|---|
| Stack | 490 mm | 500 mm | 510 mm |
| Reach | 365 mm | 370 mm | 380 mm |
| Head angle | 70° | 70° | 70° |
| Seat angle | 74° | 73° | 73° |
| Seat tube (?) | 440 mm | 470 mm | 495 mm |
| Head tube | 95 mm | 105 mm | 110 mm |
| Top tube (effective) | 495 mm | 510 mm | 525 mm |
| Chainstay | 405 mm | 408 mm | 408 mm |
| Wheelbase | 960 mm | 960 mm | 980 mm |
(?) by the seat tube length: the manufacturer doesn’t say whether it’s measured centre to centre (c-c) or centre to top (c-t).
Source: unitedbike.com, checked 12 Nov 2026 · bar position: worked out from published data
Stock build
I don’t have the build for each size yet.
Frames with similar geometry
Stack and reach within 12 mm of size XS (stack 490 / reach 365 mm).
Chapter2 Koko (2026)size XS · stack 491 / reach 365 mmGuerciotti Eclipse S (2025)size XXS · stack 492 / reach 365 mmGuerciotti Sixty (2026)size XXS · stack 492 / reach 365 mmGuerciotti Veloce SLR (2025)size XXS · stack 492 / reach 365 mmFuji Transonic (2022)size XXS · stack 487 / reach 367 mmChapter2 Rira (2026)size XS · stack 489 / reach 361 mm
Stack and reach within 12 mm of size S (stack 500 / reach 370 mm).
Focus Izalco Max (2026)size XXS · stack 500 / reach 370 mmNich Legend 4 (2026)size XXS · stack 500 / reach 370 mmCervélo R5 (2027)size 48 · stack 500 / reach 369 mmHongfu FM088 (2018)size 450 · stack 501 / reach 370 mmKhodaa Bloom Strauss Race 3 (2026)size 420 · stack 501 / reach 370 mmMMR Adrenaline (carbon) (2025)size XS · stack 501 / reach 370 mm
Stack and reach within 12 mm of size M (stack 510 / reach 380 mm).
Mosso 736TCA (2026)size 490mm · stack 510 / reach 380 mmSomec Matrix (2025)size XS · stack 510 / reach 379 mmRibble Endurance 725 Disc (2026)size XS · stack 510 / reach 379 mmPlanet X Pro Carbon XV (2026)size XS · stack 511 / reach 381 mmRibble Ultra-Race (2026)size XS · stack 509 / reach 379 mmICAN A9 (2026)size 49 · stack 509 / reach 379 mm
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 5 values for this model’s stem and bars. Add them