
Hiboy S2 Pro alternatives
The S2 Pro's problem is not its specification, it is that nobody independent has checked it. Four alternatives with measured figures — and the best of them costs less.
By Ryder M. · Published November 10, 2026
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The short answer
The best alternative to the Hiboy S2 Pro is the NIU KQi 300X, and it is the budget pick as well: eRideHero measured 26.8 miles and 23.6 mph out of it, with dual disc brakes and a 265 lb payload rating (eRideHero, Sep 2026), and in our live price layer it sat below the S2 Pro as of November 14, 2026. The S2 Pro’s claimed 25 miles has no independent test behind it, and its payload rating is 220 lb (Hiboy, Sep 2026). If you ride in weather, the NAVEE GT3 Pro measured 23.3 miles with a published IPX5 rating (eRideHero, Sep 2026).
What the S2 Pro is known for
It is the standard first adult-sized scooter, and for a reasonable set of reasons. Hiboy publishes 19 mph, 25 miles of range, 37.4 lb, a 500 W motor and rear suspension, with a 16-and-up rider rating (Hiboy, Sep 2026). Rear suspension at this price is genuinely unusual, and 500 W clears the output generally cited for 5 to 10% grades. Our full S2 Pro review is the model page, and commuter scooters for teens is where it fits best on this site.
The gap: nobody has tested it
Every number in the paragraph above is Hiboy’s. As of September 2026 we found no independent test of the S2 Pro’s range, speed or braking, which is the single reason this page exists. The twelve-model study behind this site measured advertised range delivering an average of 71% of the printed figure, with the worst model at 53% (Rider Guide, Sep 2026). Apply the average and a claimed 25 miles is about 18 real ones; apply the worst case and it is about 13.
That is not an accusation against Hiboy — it is what an untested claim is worth in this market generally. Claimed against measured top speed shows the same pattern on the speed axis. Every alternative on this page has a range figure somebody rode until the scooter shut down.
How these were ranked
Independently measured range first, then payload rating, then brakes, then published sealing. A machine with no measured range is not on this page at all, which is the whole point of it. Weight is a tie-breaker, because the S2 Pro’s 37.4 lb is one of the genuinely good things about it and two of these alternatives are heavier.
| # | Product | Best for | Score | Price |
|---|---|---|---|---|
| 1 | NIU KQi 300XThe pick and the budget pick at once: 26.8 independently measured miles, dual disc brakes, a 265 lb payload — and a lower price than the S2 Pro. | Best all-round commuter | 5.2 | $369.99 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
| 2 | NAVEE GT3 ProFor wet weather. 23.3 measured miles, a published IPX5 rating and suspension at both ends. | Best budget overall | 5.2 | $489.99 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
| 3 | NIU KQi 100FThe closest match to the S2 Pro's weight at 38.8 lb, with a measured 11.4 miles. Short trips only. | Short last-mile hops | 4.0 | $399.00 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
| 4 | Segway Ninebot E3 ProThe cautious choice: 17.2 measured miles, IPX5, and the largest parts and service network in the category. | Budget buyers who want support | 5.1 | $549.99 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
Scores are computed from published specifications using the rubric on our research methodology page. Tap any row to jump to the full write-up.
Every pick in full
Each model below lists what the maker publishes, what an independent tester measured, and the trade-off you accept by choosing it. Nothing here is perfect.

NIU KQi 300X
The pick and the budget pick at once: 26.8 independently measured miles, dual disc brakes, a 265 lb payload — and a lower price than the S2 Pro.
- Range:
- 26.8 milesMeasured (eRideHero, Sep 2026)
- Top speed:
- 23.6 mphMeasured (eRideHero, Sep 2026)
- Weight:
- 48.7 lbMeasured (eRideHero, Sep 2026)
- Max rider:
- 265 lbMeasured (eRideHero, Sep 2026)
What is good
- 26.8 measured miles is more real range than most scooters twice its weight
- Dual disc brakes front and rear rather than a disc-plus-regen compromise
- 500 W is the threshold where 8-10% grades stop being a problem
What you give up
- 48.7 lb is a two-hands-and-a-pause lift, not a one-hand carry
- No IP rating published in the test data we found
- 265 lb payload ceiling rules it out for heavier riders
#ad How we are funded · Price as of November 14, 2026

NAVEE GT3 Pro
For wet weather. 23.3 measured miles, a published IPX5 rating and suspension at both ends.
- Range:
- 23.3 milesMeasured (eRideHero, Sep 2026)
- Top speed:
- 20.6 mphMeasured (eRideHero, Sep 2026)
- Weight:
- 48.5 lbMeasured (eRideHero, Sep 2026)
- Max rider:
- 265 lbMeasured (eRideHero, Sep 2026)
What is good
- 23.3 measured miles at a budget price is the standout number in the set
- IPX5 means real rain and road spray, not just a light shower
- 20.6 mph is enough to hold a bike lane without drama
What you give up
- 48.5 lb for a budget scooter — you are not carrying this far
- 400 W limits it on sustained climbs
- No brake type published in the test data we found
#ad How we are funded · Price as of November 14, 2026

NIU KQi 100F
The closest match to the S2 Pro's weight at 38.8 lb, with a measured 11.4 miles. Short trips only.
- Range:
- 11.38 milesMeasured (eRideHero, Sep 2026)
- Top speed:
- 17.4 mphMeasured (eRideHero, Sep 2026)
- Weight:
- 38.8 lbMeasured (eRideHero, Sep 2026)
- Max rider:
- 265 lbMeasured (eRideHero, Sep 2026)
What is good
- One of the cheapest scooters in this data set with an independently measured range
- 17.4 mph is a sane speed on a scooter with entry-level brakes
- 38.8 lb is manageable for occasional lifting
What you give up
- 11.4 measured miles means a 5-mile each-way commute is already at the limit
- 300 W will struggle on anything steeper than a gentle rise
- No IP rating published — treat it as fair-weather
#ad How we are funded · Price as of November 14, 2026

Segway Ninebot E3 Pro
The cautious choice: 17.2 measured miles, IPX5, and the largest parts and service network in the category.
- Range:
- 17.2 milesMeasured (eRideHero, Sep 2026)
- Top speed:
- 19.3 mphMeasured (eRideHero, Sep 2026)
- Weight:
- 40.1 lbMeasured (eRideHero, Sep 2026)
- Max rider:
- 265 lbMeasured (eRideHero, Sep 2026)
What is good
- IPX5 at a budget price — most scooters this cheap publish no rating at all
- 17.2 measured miles covers a 7-mile each-way commute with margin
- Parts and service are easier to find than for any other brand here
What you give up
- 19.3 mph is slow if your route includes a stretch of open road
- 400 W is mid-pack at best on hills
- Nothing about it is exciting — that is rather the point
#ad How we are funded · Price as of November 14, 2026
Side by side with the S2 Pro
| Model | Range | Top speed | Weight | Max rider | Motor | Brakes | IP | Price |
|---|---|---|---|---|---|---|---|---|
| Hiboy S2 Pro | 25 milesClaim | 19 mphClaim | 37.4 lbClaim | 220 lbClaim | 500 WClaim | Not published | Not published | $422.93 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
| NIU KQi 300X | 26.8 milesMeasured | 23.6 mphMeasured | 48.7 lbMeasured | 265 lbMeasured | 500 WMeasured | Dual discMeasured | Not published | $369.99 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
| NAVEE GT3 Pro | 23.3 milesMeasured | 20.6 mphMeasured | 48.5 lbMeasured | 265 lbMeasured | 400 WMeasured | Not published | IPX5Claim | $489.99 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
| NIU KQi 100F | 11.38 milesMeasured | 17.4 mphMeasured | 38.8 lbMeasured | 265 lbMeasured | 300 WMeasured | Not published | Not published | $399.00 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
| Segway Ninebot E3 Pro | 17.2 milesMeasured | 19.3 mphMeasured | 40.1 lbMeasured | 265 lbMeasured | 400 WMeasured | Not published | IPX5Claim | $549.99 · View on Amazon #ad How we are funded · Price as of November 14, 2026 |
Measured figures come from a named third-party test; Claim figures come from the manufacturer. Sources are listed under each model below. Price links are paid affiliate links. Empty specifications read “Not published” rather than being estimated.
The S2 Pro is the first row, and its figures are the manufacturer’s — the table labels claimed and measured differently for exactly this reason. Read the max-rider column as well as the range column; the 45 lb gap between 220 and 265 is the part of this comparison a spec sheet never flags.
The 220 lb problem
The S2 Pro is rated to 220 lb (Hiboy, Sep 2026), and the adult standard across this market is 265 lb. All four alternatives here carry that 265 lb rating (eRideHero, Sep 2026). For a 160 lb rider with a backpack the difference is theoretical; for a 210 lb rider it is the difference between 95% of the rated limit and 79% of it, and a payload rating is a structural limit rather than a performance target.
What a payload rating actually means works through what the number is protecting — the stem clamp, the folding hinge, the deck welds and the brakes — and why headroom matters more than the figure itself. If you are over 220 lb, this is the specification to buy on, not the range claim.
If the rider is younger, go down not sideways
A meaningful share of S2 Pro searches are for a teenager, and in that case the honest advice is the opposite of an upgrade. The Hiboy S2 Lite publishes a 12-and-up minimum, a 13 mph ceiling, 21.8 lb and UL 2272 battery certification (Hiboy, Sep 2026) — a slower, lighter, certified machine rather than a faster one. Scooters for 12-year-olds and scooters for teens rank that end of the market properly, including which makers actually state a minimum age.
For an adult buying their first scooter, the ranking above holds: the KQi 300X for most people, the GT3 Pro if you ride in rain, the KQi 100F if your trips are genuinely short and you want to stay near the S2 Pro’s weight, and the E3 Pro if being able to get it serviced matters more than any single figure. The under-$500 round-up covers the same band from the brakes-and-weight side.
What we do not know
Frequently asked questions
▸What is a better scooter than the Hiboy S2 Pro?
The NIU KQi 300X, on the evidence: 26.8 independently measured miles, 23.6 measured mph, dual disc brakes and a 265 lb payload — against the S2 Pro’s untested 25-mile claim and 220 lb rating. It also sat at a lower live price than the S2 Pro at our last check.
▸Is the Hiboy S2 Pro's 25-mile range real?
Nobody independent has published a test of it. At the 71% average our twelve-model study measured, a 25-mile claim is roughly 18 real miles; at the worst result in that study it is about 13.
▸Is the Hiboy S2 Pro suitable for a heavy rider?
Its payload rating is 220 lb, which is below the 265 lb adult standard that all four alternatives here carry. If you are over about 200 lb, buy on the payload rating rather than the range claim.
▸What is the cheapest alternative to the Hiboy S2 Pro?
The NIU KQi 300X — which is also the top pick. It is unusual for the cheapest alternative to be the strongest one, and it is the reason this page is short.
Read next
Kick & Volt does not ride or bench-test scooters. Every real-world figure on this page is attributed to the third party that measured it — how we research this.