Size chart and fit guide for 2026
Orbea combines nearly two centuries of European framebuilding heritage with their MyO customization platform, allowing riders to personalize geometry contact points after selecting frame size. As a worker-owned cooperative based in the Basque Country, Orbea emphasizes rider-centric design with size-specific carbon layups and proportional geometry that scales handling characteristics consistently across their full size range.
| Size | Height Range | Inseam Range |
|---|---|---|
| 47 | 5'1" - 5'4"(155 - 163 cm) | 27.2" - 29.1"(69 - 74 cm) |
| 49 | 5'3" - 5'6"(160 - 168 cm) | 28.3" - 30.3"(72 - 77 cm) |
| 51 | 5'5" - 5'8"(165 - 173 cm) | 29.5" - 31.5"(75 - 80 cm) |
| 53 | 5'7" - 5'10"(170 - 178 cm) | 30.7" - 32.7"(78 - 83 cm) |
| 55 | 5'9" - 6'0"(176 - 184 cm) | 31.9" - 34.3"(81 - 87 cm) |
| 57 | 5'12" - 6'3"(182 - 190 cm) | 33.9" - 35.8"(86 - 91 cm) |
| 60 | 6'2" - 6'6"(188 - 198 cm) | 35.4" - 37.8"(90 - 96 cm) |
| Size | Height Range | Inseam Range |
|---|---|---|
| S | 5'2" - 5'6"(158 - 168 cm) | 28.0" - 30.3"(71 - 77 cm) |
| M | 5'5" - 5'10"(166 - 177 cm) | 29.9" - 32.3"(76 - 82 cm) |
| L | 5'9" - 6'1"(175 - 186 cm) | 31.9" - 34.3"(81 - 87 cm) |
| XL | 6'0" - 6'5"(184 - 196 cm) | 33.9" - 36.6"(86 - 93 cm) |
| Size | Height Range | Inseam Range |
|---|---|---|
| XS | 5'1" - 5'5"(155 - 164 cm) | 27.2" - 29.1"(69 - 74 cm) |
| S | 5'4" - 5'8"(162 - 172 cm) | 28.7" - 31.1"(73 - 79 cm) |
| M | 5'7" - 5'11"(170 - 180 cm) | 30.7" - 33.1"(78 - 84 cm) |
| L | 5'10" - 6'2"(178 - 188 cm) | 32.7" - 35.0"(83 - 89 cm) |
| XL | 6'1" - 6'6"(186 - 197 cm) | 34.6" - 37.4"(88 - 95 cm) |
| Size | Height Range | Inseam Range |
|---|---|---|
| S | 5'1" - 5'6"(155 - 168 cm) | 28.0" - 30.3"(71 - 77 cm) |
| M | 5'5" - 5'10"(166 - 178 cm) | 29.9" - 32.3"(76 - 82 cm) |
| L | 5'9" - 6'2"(176 - 189 cm) | 31.9" - 34.6"(81 - 88 cm) |
| XL | 6'2" - 6'7"(187 - 200 cm) | 34.3" - 37.0"(87 - 94 cm) |
Specific sizing recommendations for Orbea's most popular bike models. Geometry measurements shown for reference size (typically M or 54cm).
Lightweight race bike with aggressive geometry and integrated cockpit. The OMX carbon frame uses size-specific layups-riders between sizes should consider their flexibility and preferred reach.
Endurance road bike with a taller head tube and 10-15 mm shorter reach per size compared to the Orca race platform. The higher front end reduces strain on the lower back during long rides-riders with good flexibility who want a sportier fit should consider sizing down, while those prioritizing all-day comfort will benefit from their standard size.
Trail bike with 140mm front and 130mm rear travel. Modern progressive geometry with long reach-riders coming from older trail bikes often find their usual size feels roomier than expected.
XC hardtail designed for racing efficiency. Steeper seat tube angle and shorter chainstays create a forward climbing position-size based on reach preference rather than standover height alone.
Gravel bike with dropped chainstays for tire clearance up to 45mm. Geometry splits the difference between road and MTB-riders wanting a more upright position should consider sizing up.
Full-suspension e-MTB with Bosch Performance CX motor and 750Wh battery. 170 mm travel enduro geometry with mullet wheel option. The 2024/2025 refresh shortened reach and steepened the seat angle versus the previous Wild FS - size M now sits at 634 mm stack / 455 mm reach (was 472 mm reach on the older platform), so riders coming off a pre-2024 Wild may find their usual size feels a touch shorter. Between sizes, go up for stability at high speed.
Lightweight e-road bike with Mahle X20 hub motor and 350Wh battery weighing under 12kg. Nearly identical geometry to the acoustic Orca-riders should use their standard Orbea road size for this subtly assisted road bike.
Urban e-bike with Bosch Performance Line motor and 545Wh battery built for daily commuting. The mid-step frame lowers standover by roughly 80 mm versus the high-step, making stop-and-go city riding more comfortable. Riders should prioritize standover clearance and upright reach when selecting a size-the adjustable stem allows fine-tuning cockpit length after purchase.
Aero race version of the Orca on the OMX carbon platform with integrated cockpit and deeper tube profiles. Size 55 sits at 562 mm stack and 391 mm reach - about 30 mm longer in stack than the standard Orca at the same numeric size, so it actually fits a touch less aggressively than the climbing Orca despite the aero label. Riders cross-shopping the Tarmac SL8 or Cervelo S5 should compare stack rather than the size number.
Top-spec build of the climbing Orca on the OMX frame with full Dura-Ace or Red AXS and lightweight wheels - frame geometry is identical to the standard Orca, so size selection follows the same chart. Size 55 measures 572 mm stack / 391 mm reach with the integrated bar; the older non-integrated Orca cockpit ran a slightly lower effective stack. MyO build customization does not change frame numbers.
Lightweight e-MTB with the Shimano EP801 RS motor tuned to 60 Nm and a 420 Wh battery - full bike weight is around 17-18 kg, much closer to an acoustic trail bike than to the Wild. Geometry mirrors the Occam (size M = 613 mm stack / 450 mm reach), so riders cross-shopping should fit the same size. The LT version with 160/150 mm travel adds about 5-10 mm of stack and 5-10 mm of reach via the flip chip.
Aluminum trail hardtail (often labelled steel by retailers - the frame is in fact alloy) with progressive 65-degree head angle, 130 mm fork, and 29 inch wheels. Size M measures 636 mm stack / 450 mm reach, the same reach as the Rise SL despite being a hardtail. Riders sizing from an older XC hardtail will find the Laufey feels much longer at the same letter size - try the smaller frame first if you are between sizes.
Lightweight urban e-bike with Mahle X20 hub motor and 350 Wh battery - drop-bar or flat-bar cockpits available. Size M sits at 580 mm stack / 395 mm reach, an upright fit halfway between the Vector hybrid and the Avant endurance road bike. Riders who want a sportier position can pick the Vibe Drop with bar-end shifters and dropbars; the city build keeps the flat bar.
Acoustic urban hybrid sharing the Vibe's frame but without the motor - geometry on size M is 571 mm stack / 395 mm reach, almost identical to the Vibe so a Vibe owner can use the same size. Available as a flat-bar Vector 20 or drop-bar Vector Drop; both use the same frame. Good entry-level fit reference for first-time Orbea buyers cross-shopping the Trek FX or Specialized Sirrus.
Adventure-oriented e-SUV with Bosch Performance Line CX motor, 750 Wh battery, suspension fork, and rack/fender mounts - more capable than the urban Kemen Mid. Size M sits at 624 mm stack / 415 mm reach. The 67-degree head angle and 29 inch wheels give it light-trail capability that the road-only Kemen Mid lacks, but the upright cockpit keeps it manageable for city commuting too.
Helmets, saddles, lights and locks that fit any Orbea build.

Bell
This ASIN is Small/Medium 52-57 cm. Check the selected Amazon size/color before checkout.

Avasta
Standard saddle rail spacing fits most kids' seatpost clamps. Designed primarily for 12-20" wheel kids' bikes; larger riders may prefer a wider adult saddle.

Bell
Tool-free handlebar mount; check bar space around computers, bells, and baskets.

Abus
Inner dimensions: 5.5" x 8" (14 x 20cm). Premium size for frame + wheel security. Heavy-duty for high-theft areas.

Camelbak
Standard 73mm bottle diameter. Optimized cage fit for most bike bottle cages.

Giro
S 51-55 cm, M 55-59 cm, L 59-63 cm
Use our free calculators and guides to determine your ideal Orbea frame size.
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Universal bike sizing tool
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Frame size, standover height, and reach explained

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Turn your measurements into a confident buy.