Advanced EV Advent 4 vs. MadJax XSeries X6
By The Smith Family, reviewed by Brad · Independent, no paid placement · Last verified Nov 3, 2026
Advanced EV Advent 4 takes it. It wins on the better warranty. These sit in different divisions (value vs. premium), 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 Advanced EV Advent 4 beats the MadJax XSeries X6 on the better warranty. They sit in different divisions (value vs premium), so weigh the price gap.
- Vehicle warranty: the Advanced EV Advent 4 carries 5 years vs the MadJax XSeries X6's 3.
- Both the Advanced EV Advent 4 and the MadJax XSeries X6 are factory-certified LSVs, confirmed against the NHTSA vPIC registry.
Head to head · Central Florida Edition
Advanced EV Advent 4 vs. MadJax XSeries X6
LAST VERIFIED 11/03/2026
| Advanced EVAdvent 4Winner | MadJaxXSeries X6 | |
|---|---|---|
| Top speed | 25 mph†1 | — |
| Battery type | lithium†1 | lithium†2 |
| Battery capacity | 105 Ah†3 | — |
| System voltage | 51.2 V†1 | 48 V†2 |
| Seats | 4†1 | 6✓†2 |
| Length | 109.6 in†3 | — |
| Width | 47.6 in†3 | — |
| Height | 75.2 in†3 | — |
| Curb weight | 1,290 lb†3 | — |
| Motor power | 4 kW†1 | 5 kW✓†2 |
| Motor power (hp) | — | 6.7 hp†2 |
| Brakes | Four-wheel hydraulic disc (electronic motor parking brake)†1 | Front/rear hydraulic disc†2 |
| Suspension | Independent front suspension with rear stabilizing sway bar†1 | MacPherson strut front; mono-leaf springs with hydraulic shocks rear†4 |
| Display size | — | 10 in†2 |
| Warranty | 5 yr✓†5 | 3 yr†2 |
| Battery warranty (total term) | 8 yr†6 | 8 yr†4 |
| Battery warranty terms | 8 years, pro-rated (ECO lithium pack; no full-replacement period published)†6 | — |
| LSV certified (street-legal capable) | Yes†7 | Yes†8 |
| Range, normalized◆ computed | ~43 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 warranty. These sit in different divisions (value vs. premium), so weigh the price gap accordingly.
Why it won
Green ✓ marks the better verified figure where the two differ. Verdict scored on the verified specs above — factory-LSV status gates the win.
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Frequently asked
- Is the Advanced EV Advent 4 or the MadJax XSeries X6 better?
- Advanced EV Advent 4 takes it. It wins on the better warranty. These sit in different divisions (value vs. premium), so weigh the price gap accordingly.