2026 Kona Unit Singlespeed vs 2026 Kona Unity Y
The S is the Kona Unity Y size closest to your M Kona Unit Singlespeed. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Kona Unity Y
Compared with the Kona Unit Singlespeed in M, the Kona Unity Y in S places the top of the head tube 18 mm higher and 15 mm further back, relative to the bottom bracket. Its wheelbase is 32 mm longer, which can contribute to stability at speed.
- Frame stack
- +18 mm
- Higher front end
- Frame reach
- −15 mm
- Shorter frame reach
- Wheelbase
- +32 mm
- Longer: steadier at speed
- Head angle
- −2.2°
- Slacker: calmer steering
- Chainstays
- +10 mm
- Longer: more planted
The two frames
Kona Unit Singlespeed, MKona Unity Y, SDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Kona Unit Singlespeed M | Kona Unity Y S | Difference |
|---|---|---|---|
| Reach | 450 | 435 | −15 mm |
| Stack | 597 | 615 | +18 mm |
| Head tube angle | 68.0 | 65.8 | −2.2° |
| Seat tube angle | 75.0 | 75.8 | +0.8° |
| Chainstay length | 430 | 440 | +10 mm |
| Wheelbase | 1144 | 1176 | +32 mm |
| BB drop | 65 | 70 | +5 mm |
| BB height | 310 | not listed | |
| Standover | 731 | 725 | −6 mm |
| Seat tube length | 420 | 370 | −50 mm |
| Fork length | 470 | 450 | −20 mm |
| Head tube length | 120 | 160 | +40 mm |
| Effective top tube | not listed | 591 |
Differences are the Kona Unity Y minus the Kona Unit Singlespeed. Full charts: 2026 Kona Unit Singlespeed, 2026 Kona Unity Y.
Where each sits in its class
Kona Unit SinglespeedKona Unity Y
Each bike is ranked against the other gravel bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Kona Unit SinglespeedSinglespeed | Kona Unity YY |
|---|---|---|
| Frame | Kona Unit | Kona Unity |
| Fork | Kona Plus | Kona Unity |
| Cassette | 18t | Shimano XT Linkglide |
| Chain | KMC Z1 Narrow | KMC eGlide Turbo EPT |
| Crankset | FSA Comet Modular | Race Face RaceFace |
| Chainring | FSA 32t | Race Face RaceFace |
| Bottom bracket | FSA MegaExo | Race Face RaceFace |
| Pedals | Kona JS2 | not listed |
| Wheelset | WTB ST i30 TCS 2.0 | DT Swiss 370 |
| Tire | Maxxis Rekon TR, WTB Ranger TCS | WTB Ranger TCS Tough |
| Brake | Tektro HD-M275 | Tektro Gemini |
| Rotor | Tektro rotor | Tektro TR203 |
| Handlebar | Kona XC/BC Riser | Kona XC/BC Riser |
| Stem | Kona XC | Kona XC/BC |
| Grips | Kona Key | not listed |
| Headset | ZST No.10 | ZST No.10 |
| Seatpost | Kona Thumb | Kona Thumb |
| Saddle | WTB Volt | WTB Volt |
| Shifter | not listed | Shimano XT Linkglide |
| Derailleur | not listed | Shimano XT Linkglide |
Know what is on every bike.
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