Product comparison · Electric Scooters
Isinwheel S9 Pro vs InMotion Air
The Isinwheel S9 Pro scores 5.2 and ranks 93rd of 126 in Electric Scooters; the InMotion Air scores 4.6 and ranks 122nd of 126 in Electric Scooters. The S9 Pro leads on verification, the Air on ride hardware.
All 11 Isinwheel products 
Isinwheel S9 Pro
$280 · 93rd of 126 in Electric Scooters
Buy Now- Verification — 6 against 2
- Weight — 10 against 8
All 6 InMotion products 
InMotion Air
$399 · 122nd of 126 in Electric Scooters
Buy Now- Ride Hardware — 4 against 2
- Features — 8 against 7
Across everything we scored, Isinwheel S9 Pro sits 0.63 ahead — led by verification.
Verdict
S9 Pro ahead · +0.63 (5.2 vs 4.6)Pick the Isinwheel S9 Pro when
Verification matters6vs2UL 2272 listed only on the S9 Pro
Weight matters10vs8
Price matters$280vs$399
Pick the InMotion Air when
Ride hardware matters4vs2
Features matters8vs7
A higher rider weight limit matters251-300 lbvsUp to 250 lb
Scored 21 October 2026 from published specs and owner reviews. We don't buy or test units. How we score
Usability Isinwheel S9 Pro and InMotion Air, scored 0 to 10
VerificationIsinwheel S9 Pro: 6 (higher)InMotion Air: 2
only the Isinwheel S9 Pro: UL 2272 listed; only the InMotion Air: Claimed only.
Isinwheel S9 Pro
- cTUVus certificate CU 72502272 names the S9 Pro to UL 2272; no second record found
- Searched: Certipedia SGS Intertek UL TÜV SÜD CPSC Health Canada
- Record: TÜV Rheinland Certipedia, ANSI/CAN/UL 2272:2024, i8, i9, i9 Pro, S9, S9 Pro (page 1; page 2 adds i8M EC6 i9M), Shenzhen Xincheng Times Technology Co.,Ltd
InMotion Air
- no UL 2272 record names the Air (C1); maker's TÜV/UL files list other models
- Searched: Certipedia UL Intertek SGS TÜV SÜD CPSC Health Canada
Ride HardwareIsinwheel S9 Pro: 2InMotion Air: 4 (higher)
Isinwheel S9 Pro
- rear mechanical disc plus electronic front brake, no suspension, 8.5-inch tires
InMotion Air
- front drum and rear electronic brake, 10-inch air-filled tires, no suspension
- Rear tire: manual lists air-filled, product page says foam-filled
WeightIsinwheel S9 Pro: 10 (higher)InMotion Air: 8
Isinwheel S9 Pro
- 27 lb (manual)
InMotion Air
- 34.6 lb
FeaturesIsinwheel S9 Pro: 7InMotion Air: 8 (higher)
Isinwheel S9 Pro
- front and rear lights, turn signals, app lock, display, cruise control
InMotion Air
- one-step fold, lights, app lock, display, IP55, auto cruise
Same score
BatteryIsinwheel S9 Pro: 1InMotion Air: 1
Isinwheel S9 Pro
- 270 Wh (36 V, 7.5 Ah) on the commuter ladder
- Conflict: the store spec says 36 V 7.8 Ah
InMotion Air
- 270 Wh at 36.5 V on the commuter scooter ladder
MotorIsinwheel S9 Pro: 4InMotion Air: 4
Isinwheel S9 Pro
- 350 W rear hub
InMotion Air
- 350 W nominal rear hub
- Peak: 720 W claimed, not scored
Warranty & SupportIsinwheel S9 Pro: 1InMotion Air: 1
Isinwheel S9 Pro
- six months on battery, motor and controller
- Promotion: page offers a free two-year warranty for a limited time
InMotion Air
- six months on the battery, twelve on motor and controller
- Badge: product pages show a 12-Month Warranty badge; the policy gives the battery six months
Not scored for either
- ValueIsinwheel S9 Pro: not scoredInMotion Air: not scored
Social score about the Isinwheel S9 Pro and the InMotion Air
RedditIsinwheel S9 Pro: 6 (higher)InMotion Air: 4
The Isinwheel S9 Pro reading covers its product line.
Isinwheel S9 Pro
Read the full summary
- Product-line. r/ElectricScooters owners of the S9 Pro call it a good first scooter that works well for its price (Apr-Sep 2025)
InMotion Air
Complaints
- held under 15 mph
- slow to power on
Read the full summary
- Product. r/ElectricScooters: a new Air owner reports it would not go over 15 mph and took several tries to power on (Dec 2024)
GoogleIsinwheel S9 Pro: 6InMotion Air: 6
The Isinwheel S9 Pro reading covers its product line; the InMotion Air reading covers the whole brand.
Isinwheel S9 Pro
Read the full summary
- Product-line.
- TechNuovo rode an earlier UK S9 Pro (25 km/h, tubed tires): bright lights and indicators, plug-and-play setup; the video is featured on the brand page, unit source not stated (Mar 2025)
InMotion Air
Read the full summary
- Brand-level.
- ElectricScooterGuide (measures; RIDERGUIDE affiliate code, stated) tested the Climber and the RS Jet and rated both well (Oct 2024, Jul 2025)|New Atlas reviewed the S1F and the RS Jet on units InMotion supplied and praised range and speed (Jun 2025, Jun 2026)
AmazonIsinwheel S9 Pro: 5InMotion Air: 5
The Isinwheel S9 Pro reading covers its product line; the InMotion Air reading covers the whole brand.
Isinwheel S9 Pro
Read the full summary
- Product-line.
- Amazon US listing B0HF7ZHPMR shared by the S9 and S9 Pro, sold by the brand seller isinwheel-Shop: 4.1 stars from 16 ratings (Oct 2026)
InMotion Air
Read the full summary
- Brand-level.
- Inmotion Direct sells the Climber on Amazon at 4.1 stars from 231 ratings, 65% five-star and 14% one-star (Oct 2026)
Isinwheel S9 Pro vs InMotion Air: pros and cons
Isinwheel S9 Pro
Overall score 5.2Strengths
- Very light to carry
- Turn signals built in
- App lock and cruise control
- Folds small for storage
Drawbacks
- No suspension
- Short range
- Tire type stated two ways
- Single rear disc brake
- Six-month warranty on battery and motor
InMotion Air
Overall score 4.6Strengths
- Light enough to carry up stairs
- Folds quickly for trains and storage
- Cruise mode for steady stretches
- App lock adds basic theft protection
- Lights front and rear for night riding
Drawbacks
- Small battery limits the range
- No suspension on rough pavement
- Battery warranty is only six months
- Product page and manual disagree on the rear tire
Isinwheel S9 Pro vs InMotion Air: the numbers
Price, scores and rank, then only the specs that differ. Green marks the side with more.
- Max rider loadIsinwheelUp to 250 lbInMotion More251-300 lb
- BrakesIsinwheelMechanical discInMotionDrum
- Safety listingsIsinwheel MoreUL 2272 listedInMotionClaimed only
Same on both
- CommuterType
- Not listedE-bike class
- Up to 400 WhBattery
- Single motorMotor
- Up to 20 mphTop speed (claimed)
- Up to 25 miRange (claimed)
- Up to 40 lbWeight
- NoneSuspension
- FoldsFolding
- 6 MonthsWarranty
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Not sold on either one?
The top-scored and the cheapest other pick from each brand.
More from Isinwheel 9 scored in Electric Scooters
- Battery: 801-1,000 Wh vs up to 400 Wh
- Brakes: Hydraulic disc vs mechanical disc
- Suspension: Full vs none
- Safety listings: none listed
More from InMotion 5 scored in Electric Scooters
- Battery: 1,501-2,500 Wh vs up to 400 Wh
- Motor: Dual motor vs single motor
- Battery: 401-600 Wh vs up to 400 Wh
Isinwheel S9 Pro vs InMotion Air: common questions
Is the Isinwheel S9 Pro better than the InMotion Air?
On our scores, the Isinwheel S9 Pro is ahead, 5.2 against 4.6. The Isinwheel S9 Pro leads on verification (6 against 2) and weight (10 against 8). The InMotion Air leads on ride hardware (4 against 2) and features (8 against 7).
Which is cheaper, the Isinwheel S9 Pro or the InMotion Air?
The Isinwheel S9 Pro, at $280 against $399: $119 less.
Which carries a heavier rider, the Isinwheel S9 Pro or the InMotion Air?
The InMotion Air: rated 251-300 lb, against Up to 250 lb for the Isinwheel S9 Pro.
Which has more safety listings, the Isinwheel S9 Pro or the InMotion Air?
The Isinwheel S9 Pro. The Isinwheel S9 Pro lists UL 2272 listed; the InMotion Air lists none.
What do owners say about the Isinwheel S9 Pro and the InMotion Air?
Across 3 independent sources scored for both, the Isinwheel S9 Pro is ahead on Reddit; Google and Amazon are level.
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Scores calculated 21 October 2026 · Products excluded where fewer than two independent sources cover them · · How we score