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NIU KQi 300X vs NIU KQi Air
The NIU KQi 300X has the longer estimated range — 24.3 miles against 18 — because it carries 608 Wh to the NIU KQi Air’s 451. The NIU KQi Air is the lighter of the two at 26.2 lb, which puts it in the carry up stairs class. Everything else is below.
| Estimated range | 24.3 mi | 18 mi |
|---|---|---|
| Claimed range | 37.3 mi (1.5x the estimate) | 31 mi (1.7x the estimate) |
| Tested range | 26.8 mi | 24.2 mi |
| Top speed | 20 mph | 20 mph |
| Motor | Single motor, 500 W (1,000 W peak) | Single motor, 350 W (700 W peak) |
| Battery | 608 Wh at 48 V | 451 Wh at 48 V |
| Wh per dollar | 0.76 Wh/$ | 0.53 Wh/$ |
| Wh per pound | 12 Wh/lb | 17 Wh/lb |
| Weight | 48.7 lb — curb lift | 26.2 lb — carry up stairs |
| Max rider weight | 265 lb | 265 lb |
| Rated grade | 25% | 20% |
| Tires | 10.5" self-healing | 9.5" self-healing |
| Suspension | Front | None |
| Brakes | Dual mechanical disc with regen | Front mechanical disc with regen |
| IP rating | IP55 | IP55 |
| Charge time | 6 h | 5 h |
| Folded size | 46.2 x 21.3 x 21.3 in | 44.9 x 21.3 x 18.9 in |
| Deck width | 6.7 in | — |
| Lights | Headlight, taillight, turn signals | Headlight, taillight, turn signals |
| App | Yes | Yes |
| Cruise control | Yes | Yes |
| Approx. price | ~$799 | ~$849 |
| Released | 2024 | 2024 |
NIU KQi 300X: the case against
- 48.7 lb — heaviest of NIU's folding commuters
- Front suspension only, despite the price
- Six-hour charge, slower than the 300P's five
- The KQi3 Max, with the same pack, is lighter and went further in testing
NIU KQi Air: the case against
- No suspension at all, and 9.5-inch wheels
- Single front disc — the only mechanical brake on the scooter
- Costs as much as a 600 Wh dual-suspension commuter