MadJax XSeries X6 vs. Star EV J Model 4 Lifted
By The Smith Family, reviewed by Brad · Independent, no paid placement · Last verified Sep 26, 2026
MadJax XSeries X6 takes it. It wins on the better power and warranty. These sit in different divisions (premium vs. value), so weigh the price gap accordingly. The full side-by-side of verified specs is below — every figure carries a source and a verification date.
Key takeaways
- The MadJax XSeries X6 beats the Star EV J Model 4 Lifted on the better power and warranty. They sit in different divisions (premium vs value), so weigh the price gap.
- Vehicle warranty: the MadJax XSeries X6 carries 3 years vs the Star EV J Model 4 Lifted's 2.
- Florida out-the-door (6% state sales tax + ~1% county surtax on the first $5,000, FLHSMV title + initial registration): the MadJax XSeries X6 lands about $19,326 and the Star EV J Model 4 Lifted about $15,001, base build before kits and dealer-quoted delivery.
- Both the MadJax XSeries X6 and the Star EV J Model 4 Lifted are factory-certified LSVs, confirmed against the NHTSA vPIC registry.
Head to head · Tampa Bay Edition
MadJax XSeries X6 vs. Star EV J Model 4 Lifted
LAST VERIFIED 09/26/2026
| MadJaxXSeries X6Winner | Star EVJ Model 4 Lifted | |
|---|---|---|
| MSRP range | $17,900 | $13,820 |
| Top speed | — | 25 mph†1 |
| Top speed as delivered | — | 19.5 mph†1 |
| Range (low) | — | 30 mi†1 |
| Range (high) | — | 40 mi†1 |
| Battery type | lithium†2 | lithium†1 |
| Battery capacity | — | 105 Ah†1 |
| System voltage | 48 V†2 | 48 V†1 |
| Seats | 6✓†2 | 4†1 |
| Length | — | 127 in†1 |
| Width | — | 49 in†1 |
| Height | — | 81 in†1 |
| Curb weight | — | 1,278 lb†1 |
| Motor power | 5 kW✓†2 | 4 kW†1 |
| Motor power (hp) | 6.7 hp†2 | — |
| Brakes | Front/rear hydraulic disc†2 | Front disc, rear mechanical drum with foot parking brake†1 |
| Suspension | — | McPherson coil spring front†1 |
| Display size | 10 in†2 | — |
| Warranty | 3 yr✓†2 | 2 yr†1 |
| Battery warranty (total term) | 12 yr✓†2 | 6.5 yr†3 |
| Battery full-replacement coverage | 6 yr✓†4 | 3.5 yr†3 |
| Battery warranty terms | 12 years (Bolt Energy pack): 6 years full replacement, then 6 years prorated†4 | 6.5 years: free replacement through month 42, then a new pack at 50%, 60% and 70% of retail to month 78†3 |
| LSV certified (street-legal capable) | Yes†5 | Yes†1 |
| Ground clearance | — | 6 in†1 |
| Turning radius | — | 16 ft†1 |
| Range, normalized◆ computed | — | ~40 mi |
◆ Range, normalized is our figure, not the maker's: each pack's energy at a standard 0.125 kWh/mile, the same on every cart — an apples-to-apples check on the “up to” range claims above, which are usually measured at 19 mph on the largest optional pack.
◆ The verdict
It wins on the better power and warranty. These sit in different divisions (premium vs. value), so weigh the price gap accordingly.
Why it won
◆ Price the fight — Florida out-the-door
Florida out-the-door estimates (6% state sales tax + ~1% county surtax on the first $5,000, FLHSMV title + initial registration): the MadJax XSeries X6 lands at about $19,326 and the Star EV J Model 4 Lifted at about $15,001, base build, before kits and dealer-quoted delivery.
MadJax XSeries X6base build · FL out-the-door
est. $309.81/mo — 20% down, 7.5% APR, 60 mo. Confirm real rates with the lender.
Star EV J Model 4 Liftedbase build · FL out-the-door
est. $240.48/mo — 20% down, 7.5% APR, 60 mo. Confirm real rates with the lender.
METHODOLOGY — what's verified, what's estimated
Green ✓ marks the better verified figure where the two differ. Verdict scored on the verified specs above — factory-LSV status gates the win.
Rather skip the configurator? Get a dealer quote on either cart:
Frequently asked
- Is the MadJax XSeries X6 or the Star EV J Model 4 Lifted better?
- MadJax XSeries X6 takes it. It wins on the better power and warranty. These sit in different divisions (premium vs. value), so weigh the price gap accordingly.
- What do the XSeries X6 and J Model 4 Lifted cost out the door in Florida?
- Florida out-the-door estimates (6% state sales tax + ~1% county surtax on the first $5,000, FLHSMV title + initial registration): the MadJax XSeries X6 lands at about $19,326 and the Star EV J Model 4 Lifted at about $15,001, base build, before kits and dealer-quoted delivery. MSRPs are verified and sourced; taxes and fees are labeled estimates with the method disclosed. Configure both carts with kits at golfcartshowdown.com/build/compare.