MadJax Ascent vs. Star EV Sirius 2+2
By The Smith Family, reviewed by Brad · Independent, no paid placement · Last verified Nov 3, 2026
MadJax Ascent takes it. It wins on the better price and warranty. The full side-by-side of verified specs is below — every figure carries a source and a verification date.
Key takeaways
- The MadJax Ascent beats the Star EV Sirius 2+2 on the better price and warranty.
- Vehicle warranty: the MadJax Ascent carries 3 years vs the Star EV Sirius 2+2's 2.
- Florida out-the-door (6% state sales tax + ~1% county surtax on the first $5,000, FLHSMV title + initial registration): the MadJax Ascent lands about $14,657 and the Star EV Sirius 2+2 about $17,959, base build before kits and dealer-quoted delivery.
- Both the MadJax Ascent and the Star EV Sirius 2+2 are factory-certified LSVs, confirmed against the NHTSA vPIC registry.
Head to head · Central Florida Edition
MadJax Ascent vs. Star EV Sirius 2+2
LAST VERIFIED 11/03/2026
| MadJaxAscentWinner | Star EVSirius 2+2 | |
|---|---|---|
| Price range | $13,495MSRP | $16,610dealer-quoted MSRP |
| Top speed | 25 mph†1 | 25 mph†2 |
| Top speed as delivered | — | 19.5 mph†2 |
| Range (low) | 50 mi✓†3 | 40 mi†2 |
| Range (high) | 60 mi†3 | 60 mi†2 |
| Battery type | lithium†1 | lithium†2 |
| Battery capacity | 105 Ah✓†1 | 80 Ah†2 |
| System voltage | 51.2 V†1 | 48 V†2 |
| Seats | 4†1 | 4†2 |
| Length | 118.1 in†1 | 117 in†2 |
| Width | 51 in†1 | 47 in†2 |
| Height | 79.3 in†1 | 79 in†2 |
| Curb weight | 1,322 lb†1 | 1,402 lb†2 |
| Motor power | 4 kW†1 | 4 kW†2 |
| Brakes | Front and rear hydraulic disc; electromechanical parking brake†1 | 4-wheel hydraulic (front disc, rear drum)†2 |
| Suspension | Double-wishbone independent front; rear leaf spring with telescopic shock and sway bar†1 | Adjustable coil-over shocks, independent front†2 |
| Display size | 10 in†1 | — |
| Warranty | 3 yr✓†4 | 2 yr†2 |
| Battery warranty (total term) | 12 yr✓†1 | 6.5 yr†5 |
| Battery full-replacement coverage | 6 yr✓†6 | 3.5 yr†5 |
| Battery warranty terms | 12 years (Bolt Energy pack): 6 years full replacement, then 6 years prorated†6 | 6.5 years: free replacement through month 42, then a new pack at 50%, 60% and 70% of retail to month 78†5 |
| Battery warranty schedule (maker's share) | — | 100% to yr 3.5 · 50% yr 3.5–4.5 · 40% yr 4.5–5.5 · 30% yr 5.5–6.5†5 |
| LSV certified (street-legal capable) | Yes†7 | Yes†2 |
| Ground clearance | — | 5.8 in†2 |
| Turning radius | — | 10.5 ft†2 |
| Range, normalized◆ computed | ~43 mi✓ | ~31 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
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 Ascent lands at about $14,657 and the Star EV Sirius 2+2 at about $17,959, base build, before kits and dealer-quoted delivery.
MadJax Ascentbase build · FL out-the-door
est. $234.96/mo — 20% down, 7.5% APR, 60 mo. Confirm real rates with the lender.
Star EV Sirius 2+2base build · FL out-the-door
est. $287.89/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 Ascent or the Star EV Sirius 2+2 better?
- MadJax Ascent takes it. It wins on the better price and warranty.
- What do the Ascent and Sirius 2+2 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 Ascent lands at about $14,657 and the Star EV Sirius 2+2 at about $17,959, base build, before kits and dealer-quoted delivery. Each cart price is sourced and dated — the maker's MSRP where one is published, otherwise a dealer's listed price, labeled on the ledger; taxes and fees are labeled estimates with the method disclosed. Configure both carts with kits at golfcartshowdown.com/build/compare.