In this comparison, BMW i3 leads on family practicality and running costs, while the Leapmotor T03 leads on value for money.
Choose the BMW i3 if...
Choose the Leapmotor T03 if...
Our take
The BMW i3 leads in the most categories, but each car here has its strengths.
Too close to call
See the specification differences behind the verdict, with supporting figures for each advantage.
Compare the key specifications for your selected trims.
| Measure | BMW i3120Ah | Leapmotor T03Base |
|---|---|---|
| Price | £35,180 | £15,995 (better) |
| Official range | 193 miles (better) | 165 miles |
| Boot space | 260 L (better) | 210 L |
| 10-80% rapid charge | 42 min | 36 min (better) |
| 0-62 mph | 7.3 sec (better) | 12.7 sec |
Size Comparison
Length
Width
Height
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | BMW i3120Ah | Leapmotor T03Base |
|---|---|---|
| Length | 4,006 mm | 3,620 mm |
| Width (mirrors folded) | 1,775 mm | 1,652 mm (better) |
| Width with mirrors out | 1,999 mm | Not available |
| Height | 1,598 mm | 1,577 mm |
| Turning circle | 9.9 m | 9.7 m (better) |
| Clearance in a standard bayA standard UK parking bay is 2,400 mm wide. | 625 mm spare | 748 mm spare (better) |
Compare seating, child-seat mounting points, boot space and towing capacity.
| Measure | BMW i3120Ah | Leapmotor T03Base |
|---|---|---|
| Seats | 4 | 4 |
| Rear legroom | Not available | 960 mm |
| ISOFIX child-seat points | 2 | 2 |
| Boot space (seats up) | 260 L (better) | 210 L |
| Boot space (seats down) | 1100 L (better) | 508 L |
| Frunk | Not available | 0 L |
| Towing capacity (braked) | Not available | 0 kg |
Percentile ranks against UK EVs of the same body style.
BMW i3
Not enough peers to make confident percentile claims.
Leapmotor T03
| Specification | BMW i3 120Ah | Leapmotor T03 Base |
|---|---|---|
| Dimensions | ||
| Length | 4.01m | 3.62m-386mm |
| Width | 1.77m | 1.65m-123mm |
| Width (mirrors) | 2.00m | Not available |
| Height | 1.60m | 1.58m-21mm |
| Wheelbase | 2.57m | 2.40m-170mm |
| Ground Clearance | 160mm | Not available |
| Capacity | ||
| Boot (seats up) | 260L (better) | 210L |
| Boot (seats down) | 1100L (better) | 508L |
| Seats | 4 | 4 |
| Rear Legroom | Not available | 960mm |
| Practicality | ||
| Turning Circle | 9.9m | 9.7m (better) |
| Kerb Weight | 1,320kg | 1,175kg (better) |
| Electric | ||
| Battery | 42.2kWh (better) | 37.3kWh |
| Range (WLTP) | 193 mi (better) | 165 mi |
| Max DC Charge | 50kW (better) | 48kW |
| Pricing | ||
| UK MSRP | £35,180 | £15,995 (better) |
| Details | ||
| Body Style | Hatchback | Hatchback |
| Available | 2018–2022 | 2025+ |
* Leapmotor T03: Not Euro NCAP tested. Quadricycle and L-category vehicles fall outside the Euro NCAP programme scope.
Check official and estimated driving range alongside charging speeds, efficiency and battery technology.
| Measure | BMW i3120Ah | Leapmotor T03Base |
|---|---|---|
| Official range (WLTP) | 193 miles (better) | 165 miles |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 129 miles (better) | 112 miles |
| 10-80% rapid charge time | 42 min | 36 min (better) |
| Max rapid charge rate | 50 kW (better) | 48 kW |
| Home AC charging | 11 kW (better) | 7 kW |
| Energy consumption | 152 Wh/km (better) | 163 Wh/km |
| Usable battery capacity | 37.9 kWh (better) | 37.3 kWh |
| Battery chemistry | NMC | LFP |
| Battery architecture | 400V | Not available |
| Heat pump | Not standard | Not available |
Compare acceleration, power and drivetrain specifications for the selected trims.
| Measure | BMW i3120Ah | Leapmotor T03Base |
|---|---|---|
| 0-62 mph | 7.3 sec (better) | 12.7 sec |
| Power | 125 kW (better) | 70 kW |
| Torque | 250 Nm (better) | 158 Nm |
| Drivetrain | RWD | FWD |
See how UK motoring publications rate each car in their road tests.

BMW i3
120Ah

Leapmotor T03
Base
Watch selected video reviews here, or visit each model page for the full collection.
Reviews and videos discuss each model overall; the specifications above apply to your selected trims.
For a useful running-cost comparison, factor in your mileage, charging access and current petrol or diesel car alongside the EV estimate.
Compare with petrol or diesel
Compare purchase price, energy, road tax and maintenance with a petrol or diesel alternative.
Calculate company-car tax
Work out monthly Benefit-in-Kind using current and future HMRC rates.
Cost per mile
Compare EV charging costs per mile with petrol and diesel using your charging options.
Check a lease quote
Assess the effective monthly cost alongside the list price and expected depreciation.
Tested 2013
Leapmotor T03 Base
Not Euro NCAP tested. Quadricycle and L-category vehicles fall outside the Euro NCAP programme scope.
Check the published battery warranty cover for each selected trim.
| Measure | BMW i3120Ah | Leapmotor T03Base |
|---|---|---|
| Battery warranty | 8 years | 8 years |
| Battery warranty distance | 160,934 km | Not available |
Aggregated from UK owner forums and communities - the things you only learn after living with the car.
Shared watch-outs for both cars
Owners of every car here flag real-world range. Worth checking on a test drive whichever you choose.

BMW i3
120Ah

Leapmotor T03
Base
Get a quote
BMW i3
Leapmotor T03
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BMW i3
Leapmotor T03
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The BMW i3 costs £19,185 more than the Leapmotor T03. For that premium it adds 28 miles more WLTP range, 50 litres more boot space and 55 kW more power. On EVcarsguide's combined category scores, the BMW i3 comes out ahead overall.
The Leapmotor T03 is £19,185 cheaper to buy. Running costs are almost identical - about £168 a year either way, at 8,000 miles on an off-peak home tariff. Add 5 years of charging and the Leapmotor T03 comes out roughly £19,145 cheaper overall. These figures cover list price and home charging only - insurance, servicing, tyres and depreciation will move the real total.
EVcarsguide estimates a real-world motorway range of about 129 miles for the BMW i3 and 112 miles for the Leapmotor T03 - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The BMW i3 goes roughly 17 miles further between charging stops. Both rapid-charge to 80% in a similar time, around 36-42 minutes.
The Leapmotor T03 is the easier car for tight UK car parks: it is 123 mm narrower than the BMW i3. In a standard 2,400 mm bay that leaves about 748 mm of total clearance for the Leapmotor T03 and about 625 mm of total clearance for the BMW i3.
Over a 8-year ownership window EVcarsguide's degradation model projects roughly 88% battery health for the BMW i3 and 90% for the Leapmotor T03. That gives the Leapmotor T03 a modest edge in retained real-world range. The Leapmotor T03's LFP-type pack tolerates daily 100% charging, while the BMW i3's NMC-type pack lasts longest kept to about 80% for everyday use. Both batteries carry a 8-year manufacturer warranty.
Visit the full model pages for owner feedback, expert reviews, used prices and battery-health information.
Compare similarly sized and priced electric cars before finalising your shortlist.
More BMW i3 comparisons
More Leapmotor T03 comparisons
EVcarsguide scores every verified EV on price, range, family use and running costs. Here is where this pair appears.
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Specs are sourced from manufacturer websites and manually reviewed. These figures were last verified .