Fast Answer for Busy Riders ⚡ (TL;DR)
The E-TWOW BOOSTER ES is the more capable, better engineered scooter overall - it pulls harder, climbs better, goes further, folds smarter and feels like a purpose-built commuter tool rather than a dressed-up toy. If your budget stretches and you care about daily usability and long-term durability, this is the one to buy.
The RAZOR E Prime III still makes sense if you want to spend significantly less, mostly ride on flat ground, and prioritise a cushier front tyre and basic "just works" simplicity over performance. Think light use, short hops, and moderate expectations.
If you actually want your scooter to replace a chunk of your public transport - not just complement it on sunny days - keep reading, because the differences between these two get very real once you leave the spec sheets and hit the pavement.
Electric scooters in the 10-12 kg class are the holy grail for real commuters: light enough to carry up stairs without rethinking your life choices, yet fast enough to keep up with bike-lane traffic. On paper, the E-TWOW BOOSTER ES and RAZOR E Prime III are direct rivals: similar weight, similar claimed speed, similar "last-mile" pitch.
In reality, they're very different takes on the same idea. One is what happens when an engineering-driven commuter brand keeps refining the same platform for years. The other feels more like a beloved kick-scooter company dipping a careful toe into "adult e-scooter" territory.
If you're standing in a shop or staring at two browser tabs wondering which one will actually make your daily grind easier - not just cheaper - this comparison is for you.
Who Are These For, and Why Compare Them?
Both scooters live in that "serious commuter, not serious weight" segment. They're aimed at office workers, students and multi-modal riders who need to:
- Carry the scooter regularly (stairs, trains, offices).
- Ride mostly on tarmac and bike lanes.
- Hit "proper" urban speeds, not toy-level crawl.
The RAZOR E Prime III plays the value card: light chassis, decent speed, approachable price and brand name most people recognise from childhood. It's clearly tuned for flat-city, short-hop riders who want something better than a supermarket special, but don't want to spend big.
The E-TWOW BOOSTER ES targets the same scenarios but with a much more hardcore commuter mindset: maximum performance per kilogram, crazy-fast folding, real hill ability, and long-term reliability that frequent riders obsess about. Same weight class, but a different league in intent.
Because both claim to solve the "last-mile" problem at around 11-12 kg, they absolutely are competitors - the question is whether you want minimum price or minimum compromise.
Design & Build Quality
Pick up both scooters and the difference in philosophy is obvious before you even turn them on.
The BOOSTER ES feels like a compact tool: slim deck, clean lines, almost no plastic fluff. The battery hides in the deck, brains live in the stem, and everything clicks and locks with that "tight hinge, no play" feeling. The integrated UBHI cockpit is a single solid block, not a bolt-on afterthought. It's the kind of construction that gives you confidence the scooter will still feel the same after a few thousand kerb drops.
The RAZOR E Prime III, to its credit, doesn't feel cheap either. The anodised aluminium frame and wide, grippy deck look grown-up and business-ready. The anti-rattle folding joint is genuinely well executed - no annoying stem clack on day three. But there's a hint more "consumer product" than "commuter instrument" here: non-folding handlebars, LED dot battery display, and a general sense that refinement stopped a step earlier than on the E-TWOW.
Where the E-TWOW screams "engineers ran this project", the Razor feels like "marketing gave engineers a price target and a nostalgia brief". It's solid, but you can tell which one was designed by people who spend their lives thinking about daily commuters rather than Christmas morning unboxings.
Ride Comfort & Handling
This is where the spec sheets lie to you if you only look at tyre types.
On paper, the RAZOR should win comfort easily: big air-filled front tyre to soak up chatter, solid rear to avoid punctures. And yes, rolling over rough asphalt with that cushy front wheel is noticeably kinder to your wrists than many budget scooters. The deck is low and wide, which helps you feel planted, and straight-line cruising on decent surfaces is pleasantly relaxed.
But then you hit more broken surfaces and start to notice the compromises. The solid rear wheel passes every sharp edge straight to your heels; hit a series of expansion joints or small potholes and your legs do more work than you'd like. With no suspension to help, the whole chassis feels a bit "binary" over bumps: either fine, or suddenly harsh.
The E-TWOW goes the opposite route: dual solid tyres, but proper spring suspension at both ends. Solid rubber means yes, you feel more high-frequency vibration, and on cobbles you will absolutely know you are on small wheels. But the springs do a surprisingly good job of taking the sting out of bigger hits - kerb cuts, rough patches, manhole covers. Where the Razor gives you a sharp kick, the Booster ES gives you a firm but controlled thud.
Handling-wise, the BOOSTER ES is the more precise instrument. The narrow folding bars make it highly agile, almost too much so until you adjust - it's happy to dart through gaps and change lines quickly. At speed you want both hands on and your brain engaged, but there's a clear feeling of control once you get used to the quick steering.
The Razor, with its wide deck and non-folding bar, feels more conventional and slightly more relaxed. It's easy to ride, easy to point where you want, but you do feel the rear weight and lack of suspension when you start pushing harder or hit rougher patches. It's composed if you respect its limits; less so when you don't.
Comfort verdict: if your roads are smooth and you love that floating front tyre feel, the Razor is pleasant. If your city throws you the usual mix of patched tarmac, cracks and the occasional evil joint, the E-TWOW's suspension gives you a broader comfort envelope despite the solid rubber.
Performance
Out on the road, these two may share a similar top-speed headline, but they do not share the same attitude getting there.
The BOOSTER ES has a motor that's genuinely punchy for this weight class. The first few throttle pulls can surprise riders used to rental scooters - it surges forward cleanly, happily keeping pace with confident cyclists. In urban traffic, that extra urge matters: crossing big junctions, overtaking slower riders, or just clearing awkward merges becomes something you do decisively, not in slow motion.
Where it really separates from the Razor is on inclines. Thanks to its strong motor and low mass, the E-TWOW tackles typical urban hills like it has a point to prove. No, it's not a mountain-goat dual-motor monster, but you're not getting off and pushing unless your city planners really hate you. For average-weight riders, bridges, flyovers and "oh great, another long slope" streets are handled with a steady, respectable pace.
The RAZOR E Prime III, in contrast, has a much more modest motor. On the flat, it gets up to its cruise speed briskly enough that casual riders will be happy - especially given how light the scooter is. That last bit of speed takes a little persuasion, but once there it feels stable enough for relaxed commuting.
Point it uphill, though, and the difference is stark. Short, gentle slopes are manageable; anything more serious and the pace drops off quickly. On steeper sections you'll find yourself instinctively kicking to help, and on really rude hills the motor simply runs out of enthusiasm. This is very much a "flat-city" performer.
Braking experience is also different. The BOOSTER ES relies primarily on its regenerative front brake, operated by a thumb lever, with the mechanical rear fender brake as backup. Once your thumb learns the feel, the regen brake is smooth, predictable and strong enough for normal city use, with the bonus of feeding energy back into the battery. The fender stomp is there for emergencies or wet-weather paranoia.
The Razor's thumb regen plus rear fender combo feels familiar in concept, but the electronic brake can be a bit more abrupt until you adjust. Stopping power is adequate for its performance level, but it never feels as dialled-in and progressive as the more mature E-TWOW system.
In simple riding terms: the BOOSTER ES feels like it was built for people who ride every day and care how a scooter responds. The E Prime III feels tuned for people who just want something that goes "fast enough" as long as the road is flat and the weather is kind.
Battery & Range
Range is where both scooters reveal how honest their marketing departments are - and how realistic your commute needs to be.
The BOOSTER ES runs a compact but efficient battery pack. Manufacturer claims are on the optimistic side (like everyone else), but in practice, ridden at normal city speeds by an average-size adult, it will comfortably cover a typical there-and-back commute plus some side errands. Push it hard, ride fast and tackle hills, and you'll naturally see the range shrink, but you're still in "solid daily commuter" territory, not "pray you make it home".
The Razor's battery is noticeably smaller. Its best-case figures look okay on the box, but in real-world use, especially at full speed, you're more in "short to medium hop" land. That's enough for many riders, but if your one-way trip is already nudging the upper teens, you'll start planning your routes around plugs - or your right hand around the throttle to avoid draining the pack too quickly. The drop in punch as the charge sinks into the last chunk of capacity is also more obvious than on the E-TWOW.
Charging is another area where the BOOSTER ES quietly helps the commuter. Because the battery is modest in size but reasonably energy-dense, charging from empty to full during a work shift under your desk is easy. The fanless charger is bag-friendly and not obnoxiously loud.
The Razor's longer charge time is still acceptable for overnight or full-workday top-ups, but it's less "grab lunch and gain most of a battery back" friendly. That's fine if you treat the scooter as a short-hop tool; less ideal if you're trying to make it your main transport for the day.
Portability & Practicality
Weight-wise, these two are close enough that your biceps won't notice the difference. Where they diverge is how intelligently that weight is packaged.
The BOOSTER ES's folding system is genuinely one of the best in the business. Stem folds in a snap, locks onto the rear, handlebars fold in to shrink the width, and the adjustable stem lets you dial in height when riding without affecting folded size. I've done the "hear the bus arriving, fold the scooter in one movement and be on board before doors close" dance with this design more times than I can count.
Folded, the E-TWOW becomes this ridiculously slim little plank you can slide under a desk, lean unobtrusively in a corner, or slip into a tiny car boot with room to spare. The trolley mode - dragging it by the stem like a suitcase - is a surprisingly big deal in train stations or big offices where riding isn't allowed but you don't feel like carrying.
The RAZOR E Prime III folds respectably fast, and the anti-rattle joint makes it feel solid when unfolded. But the non-folding handlebars mean it retains a fair bit of width, so stashing it in tight spaces is less graceful. Carrying it is fine for a floor or two; hauling it regularly through busy stations or up three flights of stairs is where you start wishing for the E-TWOW's more compact folded profile and luggage-like rolling behaviour.
On the practical details front, Razor does score a nice win with its integrated lock point - a rare bit of common sense in this price bracket. Locking the E-TWOW securely is... possible, with creativity, but not elegant. On the flip side, "security by portability" is a valid E-TWOW strategy: if it's this easy to bring the scooter with you everywhere, you'll do that instead of leaving it chained outside.
Safety
Safety on small-wheeled scooters is mostly about three things: can you stop, can you see, and can you stay upright when things get sketchy.
The BOOSTER ES's regen-plus-fender brake setup works better in practice than it looks on paper. Once you commit to using the electronic front brake as your main stopper, you get smooth, controllable deceleration that matches the scooter's performance level. The mechanical foot brake is there as a primitive but bombproof backup if electronics misbehave or you panic. LED lighting is decent: a high-mounted front light does a good job of making you visible and giving you a usable pool of light on lit streets, and the rear brake light gets drivers' attention. For pitch-black country lanes you'll still want an extra light, but for city use it's adequate.
The Razor's safety package looks promising on the brochure: dual brakes (thumb and fender), integrated headlight, brake-activated tail light, reflective accents, and rear-wheel drive for better traction under acceleration. In practice, braking is okay but not particularly confidence-inspiring; modulation on the electronic brake needs a bit of practice, and the rear fender backup works but isn't something you want to rely on often at higher speeds.
Where the RAZOR does have an edge is that big pneumatic front tyre: on wet patches or painted lines, it gives you a bit more initial grip and feedback than a small solid wheel. Unfortunately, the rear solid tyre cancels some of that advantage; hit a slippery manhole cover mid-corner and you're relying heavily on careful body positioning and luck either way.
Both scooters demand defensive riding in the wet, but the E-TWOW's more dialled-in control feel and mature platform give it the overall safety nod - assuming you respect that solid rubber and keep your hero moves for dry days.
Community Feedback
| E-TWOW BOOSTER ES | RAZOR E Prime III |
|---|---|
What riders love
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What riders love
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What riders complain about
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What riders complain about
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Price & Value
On sticker price alone, the RAZOR E Prime III looks very tempting. It undercuts the BOOSTER ES by a chunky margin, and for casual riders that's not trivial. For the outlay, you get a recognisable brand, a decent speed, a comfortable front tyre and a truly portable machine. If you're only riding a few flat kilometres a day, three or four times a week, it can feel like sensible, no-nonsense value.
The BOOSTER ES asks you to dig deeper into your wallet and then quietly justifies it every time you carry it, fold it, hammer up a hill or cruise home after a long week without having to mentally budget battery. The extra cost goes into the stuff that isn't sexy on a spec sheet: better powertrain, genuinely clever folding, dual suspension, sturdier construction, refined cockpit, long-term parts support. If you commute daily, those things stop being "nice to have" and start being "why I still like this scooter after two years."
Put bluntly: the Razor is good value if your usage is light and your expectations measured. The E-TWOW is better value if you're genuinely going to live on the thing.
Service & Parts Availability
E-TWOW has built its reputation in Europe and North America on more than just clever frames. There's a healthy ecosystem of dealers, spares and repair guides; controllers, displays, batteries, stems - you can actually get parts and keep these scooters running for years. The modular design helps: a lot of common jobs are "screwdriver and patience" rather than "specialist workshop or nothing".
Razor, being a legacy brand, also scores decently on support - especially for simple consumables. Need a new charger or a tyre, even years later? You're probably fine. But the E Prime III platform doesn't enjoy quite the same enthusiast-led "I can rebuild this thing from eBay and a YouTube playlist" culture that E-TWOW does. It feels more like a well-supported consumer product than a platform people expect to keep upgrading and nursing along indefinitely.
Pros & Cons Summary
| E-TWOW BOOSTER ES | RAZOR E Prime III |
|---|---|
Pros
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Pros
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Cons
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Cons
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Parameters Comparison
| Parameter | E-TWOW BOOSTER ES | RAZOR E Prime III |
|---|---|---|
| Motor power (nominal) | 500 W front hub | 250 W rear hub |
| Top speed | ca. 30 km/h (often limited to 25 km/h) | ca. 29 km/h |
| Battery | 36 V, 7,8 Ah (≈280 Wh) | 36 V, 5,2 Ah (≈185 Wh) |
| Claimed range | up to 30 km | up to 24 km |
| Realistic range (average rider) | ca. 20-25 km | ca. 15-18 km |
| Weight | 11,6 kg | 11,0 kg |
| Brakes | Front regen (KERS) + rear foot brake | Electronic thumb brake + rear fender |
| Suspension | Front and rear spring | None |
| Tires | 8" solid front & rear | 8" pneumatic front, 8" solid rear |
| Max rider load | 110 kg | 100 kg |
| IP rating | Not officially specified (light rain use common) | UL2272 certified electrical system |
| Charging time | ca. 3-4 h | ca. 4-6 h |
| Approx. price | ca. 823 € | ca. 461 € |
Final Verdict - Which Should You Choose?
If you commute often, cover more than just token distances, or live anywhere with real hills, the E-TWOW BOOSTER ES is the clearly superior scooter. It simply feels like a more serious machine: stronger motor, better climbing, more usable range, vastly more sophisticated folding and suspension, and a track record for doing hard urban miles without turning into a rattle-fest. It costs more, but you're buying your way out of the compromises that make people fall out of love with scooters after the honeymoon period.
The RAZOR E Prime III makes sense if your riding is light, your city is flat, and your budget is tight. As a compact, reasonably quick, brand-name scooter for short hops, it gets the job done and is much nicer than the no-name junk that often sits next to it on retail shelves. Just be honest with yourself: if you're already stretching the range or power on day one, it will not grow into your needs.
For the committed commuter who wants a scooter to be a dependable part of daily life rather than a toy that occasionally replaces a walk, the BOOSTER ES is the one that keeps you moving - and keeps you liking your choice - long after the novelty wears off.
Numbers Freaks Corner
| Metric | E-TWOW BOOSTER ES | RAZOR E Prime III |
|---|---|---|
| Price per Wh (€/Wh) | ❌ 2,94 €/Wh | ✅ 2,49 €/Wh |
| Price per km/h of top speed (€/km/h) | ❌ 27,43 €/km/h | ✅ 15,90 €/km/h |
| Weight per Wh (g/Wh) | ✅ 41,43 g/Wh | ❌ 59,46 g/Wh |
| Weight per km/h (kg/km/h) | ❌ 0,39 kg/km/h | ✅ 0,38 kg/km/h |
| Price per km of real-world range (€/km) | ❌ 36,58 €/km | ✅ 27,94 €/km |
| Weight per km of real-world range (kg/km) | ✅ 0,52 kg/km | ❌ 0,67 kg/km |
| Wh per km efficiency (Wh/km) | ❌ 12,44 Wh/km | ✅ 11,21 Wh/km |
| Power to max speed ratio (W/km/h) | ✅ 16,67 W/km/h | ❌ 8,62 W/km/h |
| Weight to power ratio (kg/W) | ✅ 0,0232 kg/W | ❌ 0,0440 kg/W |
| Average charging speed (W) | ✅ 80,00 W | ❌ 37,00 W |
These metrics let you compare how efficiently each scooter turns money, weight, power and battery capacity into usable performance. The Razor wins on pure purchase-price efficiency and energy use per kilometre; the BOOSTER ES counters with far better power density, faster charging, and more range and speed per kilogram you carry around.
Author's Category Battle
| Category | E-TWOW BOOSTER ES | RAZOR E Prime III |
|---|---|---|
| Weight | ❌ Slightly heavier overall | ✅ Marginally lighter to lift |
| Range | ✅ Clearly more usable range | ❌ Shorter real range |
| Max Speed | ✅ Similar, feels stronger | ❌ Similar, less authority |
| Power | ✅ Noticeably stronger motor | ❌ Weak on hills |
| Battery Size | ✅ Larger, more headroom | ❌ Smaller, drains quicker |
| Suspension | ✅ Dual springs both ends | ❌ No suspension at all |
| Design | ✅ Slim, purposeful commuter look | ❌ More consumer-gadget vibe |
| Safety | ✅ More composed overall | ❌ Brakes, grip less convincing |
| Practicality | ✅ Better fold, trolley mode | ❌ Bulkier, no bar fold |
| Comfort | ✅ Suspension counters solid tyres | ❌ Rear harsh, no springs |
| Features | ✅ Auto lights, full display | ❌ Basic LEDs, no speed |
| Serviceability | ✅ Modular, good parts access | ❌ Less enthusiast-friendly |
| Customer Support | ✅ Strong network in Europe | ✅ Big brand, wide support |
| Fun Factor | ✅ Punchy, agile, engaging | ❌ Fine, but a bit tame |
| Build Quality | ✅ Tighter, more refined | ❌ Solid, but less premium |
| Component Quality | ✅ Higher-grade throughout | ❌ Feels more budget-oriented |
| Brand Name | ✅ Respected commuter specialist | ✅ Huge, well-known brand |
| Community | ✅ Strong enthusiast base | ❌ Less modder interest |
| Lights (visibility) | ✅ High-mounted, brake light | ✅ Good stock lights too |
| Lights (illumination) | ✅ Better beam positioning | ❌ Adequate, not great |
| Acceleration | ✅ Strong, confident launches | ❌ Adequate, nothing more |
| Arrive with smile factor | ✅ More grin per kilometre | ❌ Functional, less exciting |
| Arrive relaxed factor | ✅ Range, power reduce stress | ❌ Range, hills cause worry |
| Charging speed | ✅ Faster to refill | ❌ Slower full charge |
| Reliability | ✅ Proven long-term commuter | ❌ More "appliance" than workhorse |
| Folded practicality | ✅ Very slim, easy to stash | ❌ Wider, less compact |
| Ease of transport | ✅ Trolley mode everywhere | ❌ Carry or nothing |
| Handling | ✅ Precise, agile steering | ❌ Stable, but less sharp |
| Braking performance | ✅ Strong regen, good backup | ❌ OK, less refined |
| Riding position | ✅ Adjustable stem, flexible | ❌ Fixed, less adaptable |
| Handlebar quality | ✅ Folds, locks solidly | ✅ Rigid, comfy grips |
| Throttle response | ✅ Smooth, strong mapping | ❌ Softer, less precise |
| Dashboard/Display | ✅ Full info, bright screen | ❌ Simple LEDs only |
| Security (locking) | ❌ No dedicated lock point | ✅ Built-in lock eyelet |
| Weather protection | ✅ Proven in light rain use | ❌ More cautious recommended |
| Resale value | ✅ Holds value very well | ❌ Drops faster over time |
| Tuning potential | ✅ Strong modding community | ❌ Limited upgrade culture |
| Ease of maintenance | ✅ Parts, guides widely available | ❌ More "service centre" oriented |
| Value for Money | ✅ Worth it for real commuters | ❌ OK, but cuts corners |
Overall Winner Declaration
In the Numbers Freaks Corner, the E-TWOW BOOSTER ES scores 5 points against the RAZOR E Prime III's 5. In the Author's Category Battle, the E-TWOW BOOSTER ES gets 37 ✅ versus 6 ✅ for RAZOR E Prime III (with a few ties sprinkled in).
Totals: E-TWOW BOOSTER ES scores 42, RAZOR E Prime III scores 11.
Based on the scoring, the E-TWOW BOOSTER ES is our overall winner. For a rider who genuinely depends on their scooter, the E-TWOW BOOSTER ES just feels like the more complete companion: it pulls harder, goes further, folds smarter and shrugs off daily abuse with the calm of a machine that knows exactly what it was built for. The RAZOR E Prime III has its charms and its price tag is tempting, but once the novelty fades you're left feeling its limits much sooner. If you want something to rely on rather than just something to own, the BOOSTER ES is the one that will keep you looking forward to your commute instead of quietly reaching for the bus pass again.
That's our verdict when we try to stay objective – but hey, riding is mostly about emotions anyway, so pick the one that will make you look forward to your commute every single day.

