GEM e2 vs. Star EV J Model 4
By The Smith Family, reviewed by Brad · Independent, no paid placement · Last verified Sep 26, 2026
GEM e2 takes it. It wins on the better range 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 GEM e2 beats the Star EV J Model 4 on the better range and warranty. They sit in different divisions (premium vs value), so weigh the price gap.
- Range: the GEM e2 goes up to 125 mi per charge vs the Star EV J Model 4's 31 mi.
- Vehicle warranty: the GEM e2 carries 4 years vs the Star EV J Model 4's 2.
- Both the GEM e2 and the Star EV J Model 4 are factory-certified LSVs, confirmed against the NHTSA vPIC registry.
Head to head · Tampa Bay Edition
GEM e2 vs. Star EV J Model 4
LAST VERIFIED 09/26/2026
| GEMe2Winner | Star EVJ Model 4 | |
|---|---|---|
| MSRP range | — | $13,350 |
| Top speed | 25 mph†1 | 25 mph†2 |
| Top speed as delivered | — | 19.5 mph†2 |
| Range (low) | — | 31 mi†2 |
| Range (high) | 125 mi✓†1 | 31 mi†2 |
| Battery type | lithium†1 | lithium†2 |
| Battery capacity | — | 105 Ah†2 |
| System voltage | — | 48 V†2 |
| Seats | 2†1 | 4✓†2 |
| Length | 103 in†1 | 120 in†2 |
| Width | 55.5 in†1 | 47 in†2 |
| Height | 73 in†1 | 75 in†2 |
| Curb weight | 985 lb†1 | 1,279 lb†2 |
| Motor power | 5 kW†1 | 5 kW†2 |
| Motor power (hp) | 6.7 hp†1 | — |
| Brakes | Disk/Hydraulic drum†1 | Front disc, rear mechanical drum with foot parking brake†2 |
| Suspension | MacPherson strut front (5.6 in travel); independent trailing-arm rear (6 in travel)†1 | McPherson coil spring front†2 |
| Display size | — | 7 in†2 |
| Warranty | 4 yr✓†1 | 2 yr†2 |
| Battery warranty (total term) | 7 yr✓†3 | 6.5 yr†4 |
| Battery full-replacement coverage | 4 yr✓†3 | 3.5 yr†4 |
| Battery warranty terms | 7 years / 30,000 mi: 100% through month 48, then 75%, 50% and 25% of the pack cost†3 | 6.5 years: free replacement through month 42, then a new pack at 50%, 60% and 70% of retail to month 78†4 |
| LSV certified (street-legal capable) | Yes†5 | Yes†2 |
| Ground clearance | 8 in✓†1 | 4 in†2 |
| Turning radius | 10.4 ft✓†1 | 15 ft†2 |
| 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 range 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
GEM e2base build · FL out-the-door
No sourced base price for the GEM e2— we don't estimate what the maker doesn't publish, so this side has no ledger.
Star EV J Model 4base build · FL out-the-door
est. $232.49/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 GEM e2 or the Star EV J Model 4 better?
- GEM e2 takes it. It wins on the better range and warranty. These sit in different divisions (premium vs. value), so weigh the price gap accordingly.