Gotrax Flex vs NIU KQi3 Sport
Side-by-side comparison · Specs, scores & AI verdict
Why choose one over the other?
NIU KQi3 Sport leads overall (33 vs 30/100). Gotrax Flex pulls ahead most on Comfort (69 vs 15); NIU KQi3 Sport answers on Portability (58 vs 27).
Gotrax Flex costs $248 less; the pricier NIU KQi3 Sport justifies it only if its edge on Portability matters to you.
Gotrax Flex wins on
- •Comfort: 69 vs 15
- •Safety: 56 vs 51
NIU KQi3 Sport wins on
- •Portability: 58 vs 27
- •Tech: 40 vs 10
- •Build Quality: 33 vs 19
- •Range: 32 vs 21
- •Power & Speed: 25 vs 15
Choose the Gotrax Flex if comfort matters most; choose the NIU KQi3 Sport if you prioritise portability.
| Spec | Gotrax Flex | NIU KQi3 Sport |
|---|---|---|
⚡ Drivetrain | ||
| Peak Power | 550 W | 600 W ✓ |
| Continuous Power | 400 W ✓ | 300 W |
| Max Torque | — | — |
| Top Speed | 24.9 km/h | 28 km/h ✓ |
| Max Incline | 15 ° | 15 ° |
| Drive Config | Rear | Rear |
| Dual Motors | ✗ | ✗ |
🔋 Battery & Range | ||
| Battery Capacity | 281 Wh | 365 Wh ✓ |
| Amp Hours | 7.8 Ah ✓ | 7.6 Ah |
| Charge Time | — | 5 h |
| Claimed Range | 29.9 km | 40.1 km ✓ |
| Cell Chemistry | Li-ion | Li-ion |
| Removable Battery | ✗ | — |
| Regen Braking | ✓ | ✓ |
📐 Size & Portability | ||
| Weight | 27.7 kg | 18.4 kg ✓ |
| Max Payload | 119.8 kg | 120.2 kg ✓ |
| Deck Length | 45.7 cm | 56.9 cm ✓ |
| Deck Width | 22.9 cm ✓ | 17 cm |
| Ground Clearance | 11.4 cm ✓ | 7.4 cm |
| Foldable | ✓ | ✗ |
🛤️ Ride Comfort | ||
| Wheel Diameter | 14" ✓ | 9.5" |
| Pneumatic Tires | ✓ | ✓ |
| Puncture Resistant | ✗ | ✗ |
| Suspension | Rear | None |
| Adjustable Susp. | ✗ | ✗ |
| Seat | ✓ | ✗ |
🛡️ Safety | ||
| Front Brake | Drum | Disc |
| Rear Brake | Drum | None |
| Front Lights | ✓ | ✓ |
| Rear Lights | ✓ | ✓ |
| Turn Signals | ✗ | ✗ |
| IP Rating | — | IP54 |
| Kids' Scooter | ||
📱 Tech & Smart | ||
| Companion App | ✗ | ✓ |
| Riding Modes | — | — |
| Cruise Control | ✓ | ✓ |
| OTA Updates | ✗ | ✓ |
| NFC Anti-Theft | ✗ | ✗ |
| GPS Tracking | ✗ | ✗ |
| Warranty | — | — |
📝 Our Verdict
The biggest measurable difference: comfort — the Gotrax Flex leads by 55 points. Both scooters score closely overall, making this a genuine toss-up on raw performance. For portability and easy carrying, the NIU KQi3 Sport is the better pick.
Gotrax Flex vs NIU KQi3 Sport — Gotrax Flex
The NIU KQi3 Sport scores higher overall (33 vs 30/100). Gotrax Flex costs $248 less; the pricier NIU KQi3 Sport justifies it only if its edge on Portability matters to you.





