Comparison of Zero FX ZF 5.7 and Zero SR 2015 [S]ave
| Attribute |  Zero FX ZF 5.7 × |  Zero SR 2015 × |
|---|---|---|
| General | ||
| Production from (year) | 2014 | 2015 |
| Make | Zero | Zero |
| Model | Zero FX ZF 5.7 | Zero SR |
| Category | Enduro / offroad | Sport |
| Engine and transmission | ||
| Engine type | Electric | Electric |
| Engine details | Radial flux permanent magnet, brushless motor | Radial flux, permanent high-temp magnet, brushless motor |
| Power (kw) | 32.1 | 48.9 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Belt |
| Torque (Nm) | 95 | 144 |
| Emission details | - | No direct emisssion. |
| Driveline | 132T / 25T, Poly Chain® GT® Carbon™ belt | - |
| Clutch | Clutchless direct drive | Clutchless direct drive |
| Chassis | ||
| Front suspension | 43 mm inverted forks with adjustable compression and rebound damping. | 43 mm inverted, aluminum slider forks with adjustable compression and rebound damping |
| Rear suspension | Remote reservoir shock with adjustable spring preload, compression and rebound damping | Piggy-back reservoir shock with adjustable spring preload, compression and rebound damping |
| Front brakes | Single disc. Two-piston calipers. | Single disc. ABS. Floating discs. Two-piston calipers. |
| Rear brakes | Single disc. Single-piston caliper. | Single disc. ABS. Single-piston caliper. |
| Diameter (mm) | 240 | 240 |
| Front tyre | 3.00-21 | 110/70-17 |
| Rear tyre | 4.10-18 | 140/70-17 |
| Trail (mm) | 114 | 80 |
| Rake (fork angle) (degree) | 26.3 | 24 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,438 | 1,410 |
| Kerb weight (kg) | 127 | 162 |
| Seat height (mm) | 881 | 808 |
| Performance | ||
| Top speed (km/h) | 136 | 164 |
| Acceleration 0-100 km/h (s) | 4 | 3.3 |
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