Engwe Y400 vs RoadRunner Scooters RoadRunner RX7
Side-by-side comparison · Specs, scores & AI verdict
Why choose one over the other?
RoadRunner Scooters RoadRunner RX7 leads overall (72 vs 18/100). Engwe Y400 pulls ahead most on Portability (100 vs 16); RoadRunner Scooters RoadRunner RX7 answers on Safety (100 vs 0).
Engwe Y400 costs $3,328 less; the pricier RoadRunner Scooters RoadRunner RX7 justifies it only if its edge on Safety matters to you.
Engwe Y400 wins on
- •Portability: 100 vs 16
RoadRunner Scooters RoadRunner RX7 wins on
- •Safety: 100 vs 0
- •Build Quality: 100 vs 8
- •Power & Speed: 89 vs 6
- •Range: 74 vs 1
- •Comfort: 71 vs 23
- •Tech: 45 vs 15
Choose the Engwe Y400 if portability matters most; choose the RoadRunner Scooters RoadRunner RX7 if you prioritise safety.
| Spec | Engwe Y400 | RoadRunner Scooters RoadRunner RX7 |
|---|---|---|
⚡ Drivetrain | ||
| Peak Power | — | 9.5 kW |
| Continuous Power | 750 W | 3.6 kW ✓ |
| Max Torque | 28 Nm | — |
| Top Speed | 25 km/h | 112 km/h ✓ |
| Max Incline | 15 ° | 40 ° ✓ |
| Drive Config | — | — |
| Dual Motors | ✗ | ✓ |
🔋 Battery & Range | ||
| Battery Capacity | 499 Wh | 2880 Wh ✓ |
| Amp Hours | — | 40 Ah |
| Charge Time | 8 h | — |
| Claimed Range | 50 km | 112 km ✓ |
| Cell Chemistry | — | Li-ion |
| Removable Battery | ✗ | ✓ |
| Regen Braking | — | ✗ |
📐 Size & Portability | ||
| Weight | 24.6 kg ✓ | 63 kg |
| Max Payload | 120 kg | 181 kg ✓ |
| Deck Length | — | 68.6 cm |
| Deck Width | — | 27.9 cm |
| Ground Clearance | — | 22.9 cm |
| Foldable | ✓ | ✓ |
🛤️ Ride Comfort | ||
| Wheel Diameter | 10" | 11" ✓ |
| Pneumatic Tires | ✓ | ✓ |
| Puncture Resistant | — | — |
| Suspension | Front | — |
| Adjustable Susp. | — | ✓ |
| Seat | ✗ | ✗ |
🛡️ Safety | ||
| Front Brake | — | Disc |
| Rear Brake | — | Disc |
| Front Lights | — | ✓ |
| Rear Lights | — | ✓ |
| Turn Signals | — | ✓ |
| IP Rating | — | IP67 |
| Kids' Scooter | ||
📱 Tech & Smart | ||
| Companion App | ✓ | ✓ |
| Riding Modes | — | 3 |
| Cruise Control | — | ✓ |
| OTA Updates | — | — |
| NFC Anti-Theft | — | — |
| GPS Tracking | — | — |
| Warranty | — | 12 months |
📝 Our Verdict
The biggest measurable difference: build quality — the RoadRunner Scooters RoadRunner RX7 leads by 92 points. The RoadRunner Scooters RoadRunner RX7 pulls ahead significantly with a higher overall score than the Engwe Y400. For riders who prioritise speed, the RoadRunner Scooters RoadRunner RX7 is the clear choice.
Engwe Y400 vs RoadRunner Scooters RoadRunner RX7 — Engwe Y400
The RoadRunner Scooters RoadRunner RX7 scores higher overall (72 vs 18/100). The RoadRunner Scooters RoadRunner RX7 leads on claimed range (112 km vs 50 km for the Engwe Y400). Check the spec table above for the full breakdown.



