KuKirin G4 Max vs RoadRunner Scooters RS6 ULTRA
Side-by-side comparison · Specs, scores & AI verdict
Why choose one over the other?
RoadRunner Scooters RS6 ULTRA wins most measured dimensions, led by Build Quality (100 vs 43).
KuKirin G4 Max costs $988 less; the pricier RoadRunner Scooters RS6 ULTRA justifies it only if its edge on Build Quality matters to you.
KuKirin G4 Max wins on
No dimension leads — see the spec table.
RoadRunner Scooters RS6 ULTRA wins on
- •Build Quality: 100 vs 43
- •Portability: 63 vs 14
- •Safety: 100 vs 58
- •Range: 77 vs 44
- •Comfort: 72 vs 42
- •Tech: 30 vs 10
- •Power & Speed: 84 vs 70
Compare the full spec table below to weigh the trade-offs for your use case.
| Spec | KuKirin G4 Max | RoadRunner Scooters RS6 ULTRA |
|---|---|---|
⚡ Drivetrain | ||
| Peak Power | — | — |
| Continuous Power | 3.2 kW ✓ | 3.0 kW |
| Max Torque | 41 Nm | — |
| Top Speed | 86 km/h | 96.5 km/h ✓ |
| Max Incline | 38 ° | 38 ° |
| Drive Config | Dual | — |
| Dual Motors | ✓ | ✓ |
🔋 Battery & Range | ||
| Battery Capacity | 2112 Wh | 2400 Wh ✓ |
| Amp Hours | 35.2 Ah | 40 Ah ✓ |
| Charge Time | — | — |
| Claimed Range | 95 km | 128.7 km ✓ |
| Cell Chemistry | Li-ion | Li-ion |
| Removable Battery | — | ✓ |
| Regen Braking | — | ✗ |
📐 Size & Portability | ||
| Weight | 64 kg | 44.4 kg ✓ |
| Max Payload | 150 kg | 170.1 kg ✓ |
| Deck Length | 64 cm | 68.6 cm ✓ |
| Deck Width | 30.5 cm ✓ | 22.9 cm |
| Ground Clearance | 21 cm ✓ | 17.8 cm |
| Foldable | ✓ | ✓ |
🛤️ Ride Comfort | ||
| Wheel Diameter | 12" ✓ | 11" |
| Pneumatic Tires | ✓ | ✓ |
| Puncture Resistant | — | — |
| Suspension | — | — |
| Adjustable Susp. | — | ✓ |
| Seat | — | ✗ |
🛡️ Safety | ||
| Front Brake | Disc | Disc |
| Rear Brake | Disc | Disc |
| Front Lights | — | ✓ |
| Rear Lights | — | ✓ |
| Turn Signals | — | ✓ |
| IP Rating | IP54 | IP67 |
| Kids' Scooter | ||
📱 Tech & Smart | ||
| Companion App | — | — |
| Riding Modes | 3 | 3 |
| Cruise Control | — | ✓ |
| OTA Updates | — | — |
| NFC Anti-Theft | — | — |
| GPS Tracking | — | — |
| Warranty | 12 months | 12 months |
📝 Our Verdict
The biggest measurable difference: build quality — the RoadRunner Scooters RS6 ULTRA leads by 58 points. The RoadRunner Scooters RS6 ULTRA pulls ahead significantly with a higher overall score than the KuKirin G4 Max. For riders who prioritise speed, the RoadRunner Scooters RS6 ULTRA is the clear choice.
KuKirin G4 Max vs RoadRunner Scooters RS6 ULTRA — KuKirin G4 Max
The RoadRunner Scooters RS6 ULTRA scores higher overall (75 vs 46/100). The RoadRunner Scooters RS6 ULTRA leads on claimed range (129 km vs 95 km for the KuKirin G4 Max). KuKirin G4 Max costs $988 less; the pricier RoadRunner Scooters RS6 ULTRA justifies it only if its edge on Build Quality matters to you.
