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2024 Orbea

ONNA 20

A 27.5″ / 29″ aluminum frame hardtail crosscountry bike with mid-range components.
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Manufacturer Price

£879($1,179)
FrameAluminum
SuspensionHardtail
ForkSuntour XCR Air
Wheels27.5″ / 29″ Aluminum
Drivetrain1 × 11
GroupsetCUES
BrakesShimano Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Handling
nimblestable
ONNA 20
Other Crosscountry bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

25 mph

ONNA 20

27 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full ONNA model range

View Comparison
Sizing
XS

5'1" – 5'6"

SM

5'4" – 5'9"

MD

5'7" – 6'0"

LG

5'10" – 6'3"

XL

6'0" – 6'5"

🐐 Estimated

Rider Fit Notes

None yet.

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Reviews
BikeRadar
Orbea Onna 10 review

Nov 2022 · Will Poole

Inspiring off-road handling with legitimate commuter or recreational credentials

Highs
  • Great geometry provides confident handling

  • Sensible component choices improve value

Lows
  • Quick-release fork

Read Review

Geometry
Specs
Build
Frame

Orbea Onna Alloy, Dropout 9x135, BSA BB, Internal cable routing

BB StandardBSA, 73mm, Threaded

ColorsViolet Blue - White (Gloss); Terracotta Red (Matt) - Green (Gloss); Black (Gloss-Matt)

Fork

SR Suntour XCR Air Lor 100mm QR

Spring TypeAir

Bottom Bracket

BSA, 73mm, threaded

Stem

Alloy, 7º

Handlebar

Alloy, 31.8mm, Flat, 720mm

Saddle

Fortune QF-3091

Seatpost

Alloy, 27.2mm, Setback 0

TypeRigid

Pedals

VP-537 Black

Groupset
Rear Derailleur

Shimano Cues U6000 GS Shadow

Crank

Forged alloy, 32t

Shifters

Shimano Cues SL-U6000

Cassette

Shimano CS-LG400 11-50t 11-Speed

Chain

KMC eGlide

Brakes

Shimano MT200 Hydraulic Disc

TypeShimano Hydraulic Disc

Wheels
Rims

Alloy, 23c, 32H

Tires

Kenda Booster 2.40" 30TPI

Rider Notes
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First added May 21

Last updated July 26

Not listed for 280 days