Gotrax FITZ16
A lithium-battery dirt bike with suspension and long range at the price of a lead-acid Razor. It suits kids and teens up to 220 lb.
Amazon $499.99$499.99
The Gotrax FITZ16 is the better go-kart or mini bike overall, rated 3.8 to 2.6. The Gotrax FITZ16 leads on rider weight, ride and safety and top speed. The Razor Dirt Rocket MX125 wins on price. The Razor Dirt Rocket MX125 costs $281.99 less ($218 vs $499.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Razor Dirt Rocket MX125
Razor’s smallest dirt bike, a first motorbike for ages 5 to about 8. It is cheap and simple, and kids outgrow it quickly.
Amazon $218$218
Which should you buy?
- Choose the Gotrax FITZ16 for rider weight (220 lb maximum rider weight vs 110 lb maximum rider weight), ride and safety (front and rear suspension, disc brake, speed control vs hand brake, speed control) and top speed (15.5 mph top speed vs 8 mph top speed).
- Choose the Razor Dirt Rocket MX125 for price ($218 vs $499.99).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every electric dirt bikes and quads go-kart or mini bike; a clear win is highlighted. How we rank explains each one.
| Factor weight | Gotrax FITZ16 | Razor Dirt Rocket MX125 |
|---|---|---|
| Overall rating | 3.8/5 | 2.6/5 |
| Price 25% | 39 $499.99 | 94 $218 |
| Top speed 20% | 62 15.5 mph top speed | 0 8 mph top speed |
| Rider weight 20% | 100 220 lb maximum rider weight | 8 110 lb maximum rider weight |
| Ride and safety 25% | 77 front and rear suspension, disc brake, speed control | 26 hand brake, speed control |
| Warranty 10% | 43 1-year warranty | 0 warranty not published, scored as none |
Specifications
| Gotrax FITZ16 | Razor Dirt Rocket MX125 | |
|---|---|---|
| Power | ||
| Type | Dirt bike | Dirt bike |
| Fuel | Electric | Electric |
| Motor | 350 W | 100 W |
| Battery | 36 V 7.8 Ah lithium | 12 V sealed lead-acid |
| Battery energy | 281 Wh | - |
| Performance | ||
| Top speed | 15.5 mph | 8 mph |
| Range | 16 mi | - |
| Run time | - | 80 min |
| Speed control | Yes | Yes |
| Rider | ||
| Max rider weight | 220 lb | 110 lb |
| Rider age | - | 5+ |
| Chassis | ||
| Brakes | Disc | Hand brake, type not stated |
| Suspension | Front and rear | - |
| Warranty | 1 year | - |