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BYD ATTO 2 vs Lexus UX 300e (2020-2023)
Selected trimBoostChange trim214 mi · 51.1 kWh · £30,850
Selected trim54.3kWh · 2020-23196 mi · 54.3 kWh · £43,900
At a glance
In this comparison, BYD ATTO 2 leads on motorway range, running costs and city driving, while the Lexus UX 300e leads on family practicality.
Which should you choose?
Choose the BYD ATTO 2 if...
- you do long motorway journeys - it has the best estimated real-world range at speed
- you want the lowest running costs - from just 2p per mile on off-peak electricity
- you need the best car for city driving and tight parking
Choose the Lexus UX 300e (2020-2023) if...
- you need the most family-friendly option with good safety and space
How we reached the recommendation
Verdict
Our take
The BYD ATTO 2 leads in the most categories, but each car here has its strengths.
Value
BYD
4.6
Lexus
4.3
Too close to call
Motorway RangeBYD
BYD
3.7
Lexus
1.9
FamilyLexus
BYD
2.3
Lexus
5.9
Cost Per MileBYD
BYD
6.1
Lexus
2.6
City DrivingBYD
BYD
7.3
Lexus
6.3
What each car does better
See the specification differences behind the verdict, with supporting figures for each advantage.
Key specifications
Compare the key specifications for your selected trims.
| Measure | BYD ATTO 2Boost | Lexus UX 300e54.3kWh |
|---|---|---|
| Price | £30,850 (better) | £43,900 |
| Official range | 214 miles (better) | 196 miles |
| Boot space | 400 L (better) | 367 L |
| 10-80% rapid charge | Not available | 80 min |
| 0-62 mph | 7.9 sec | 7.5 sec (better) |
Size Comparison
View:
Align by:
BYD ATTO 2
Lexus UX 300e
Length
BYD ATTO 24,310mm-185mm
Lexus UX 300e4,495mm
Width
BYD ATTO 21,830mm-10mm
Lexus UX 300e1,840mm
Height
BYD ATTO 21,675mm
Lexus UX 300e1,545mm-130mm
Space, size & parking
Parking & manoeuvring
Compare exterior dimensions to assess how each car fits UK parking spaces.
| Measure | BYD ATTO 2Boost | Lexus UX 300e54.3kWh |
|---|---|---|
| Length | 4,310 mm | 4,495 mm |
| Width (mirrors folded) | 1,830 mm (better) | 1,840 mm |
| Width with mirrors out | 2,060 mm (better) | 2,080 mm |
| Height | 1,675 mm | 1,545 mm |
| Turning circle | 10.5 m | 10.4 m (better) |
| Clearance in a standard bayA standard UK parking bay is 2,400 mm wide. | 570 mm spare (better) | 560 mm spare |
People & luggage
Compare seating, child-seat mounting points, boot space and towing capacity.
| Measure | BYD ATTO 2Boost | Lexus UX 300e54.3kWh |
|---|---|---|
| Seats | 5 | 5 |
| ISOFIX child-seat points | Not available | 2 |
| Boot space (seats up) | 400 L (better) | 367 L |
| Boot space (seats down) | 1340 L | Not available |
| Towing capacity (braked) | 750 kg (better) | 0 kg |
How each stacks up
Percentile ranks against UK EVs of the same body style.
BYD ATTO 2
- At 4,310 mm, shorter than 85% of SUVs in our UK catalogue.
- One of 33 of 233 UK EVs in our catalogue with V2L (vehicle-to-load) support.
- 10.5 m turning circle, tighter than 80% of SUVs in our database.
Lexus UX 300e
Not enough peers to make confident percentile claims.
Full specifications
| Specification |  BYD ATTO 2 Boost |  Lexus UX 300e 54.3kWh |
|---|---|---|
| Dimensions | ||
| Length | 4.31m | 4.50m+185mm |
| Width | 1.83m | 1.84m+10mm |
| Width (mirrors) | 2.06m | 2.08m+20mm |
| Height | 1.68m | 1.54m-130mm |
| Wheelbase | 2.62m | 2.64m+20mm |
| Ground Clearance | 165mm | 166mm+1mm |
| Capacity | ||
| Boot (seats up) | 400L (better) | 367L |
| Boot (seats down) | 1340L | Not available |
| Seats | 5 | 5 |
| Practicality | ||
| Turning Circle | 10.5m | 10.4m (better) |
| Kerb Weight | 1,590kg (better) | 1,840kg |
| Towing Capacity | 750kg (better) | Not available |
| Electric | ||
| Battery | 51.1kWh | 54.3kWh (better) |
| Range (WLTP) | 214 mi (better) | 196 mi |
| Max DC Charge | 82kW (better) | 50kW |
| Pricing | ||
| UK MSRP | £30,850 (better) | £43,900 |
| Details | ||
| Body Style | SUV | SUV |
| Available | 2025+ | 2020–2023 |
* BYD ATTO 2: Euro NCAP crash-safety rating not published. The vehicle has been assessed under the Green NCAP sustainability programme only.
Range & charging
Range, charging & battery
Check official and estimated driving range alongside charging speeds, efficiency and battery technology.
| Measure | BYD ATTO 2Boost | Lexus UX 300e54.3kWh |
|---|---|---|
| Official range (WLTP) | 214 miles (better) | 196 miles |
| Estimated motorway rangeEVcarsguide estimate at sustained motorway speed. | 178 miles (better) | 163 miles |
| 10-80% rapid charge time | Not available | 80 min |
| Max rapid charge rate | 82 kW (better) | 50 kW |
| Home AC charging | 11 kW (better) | 6.6 kW |
| Usable battery capacity | 45.1 kWh | 54.3 kWh (better) |
| Battery chemistry | LFP | NMC |
| Battery architecture | Not available | 400V |
| Heat pump | Standard | Standard |
Driving & everyday use
Performance & drivetrain
Compare acceleration, power and drivetrain specifications for the selected trims.
| Measure | BYD ATTO 2Boost | Lexus UX 300e54.3kWh |
|---|---|---|
| 0-62 mph | 7.9 sec | 7.5 sec (better) |
| Power | 130 kW | 150 kW (better) |
| Torque | 290 Nm | 300 Nm (better) |
| Drivetrain | FWD | FWD |
What the critics say
See how UK motoring publications rate each car in their road tests. One car has more review coverage than the other - we show that rather than guessing.
BYD ATTO 2
Boost
Lexus UX 300e
54.3kWh
No critic reviews gathered yet for this car.
Watch the reviews
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.
Prices & deals
New and used prices
Current pricing and recent used-market behaviour.
| Measure | BYD ATTO 2Boost | Lexus UX 300e54.3kWh |
|---|---|---|
| Used market price from | £19,991 | £14,193 |
| Average used price | £20,662 | £16,750 |
| Recent used-price trend | Down 5.9% over ~6 months | Down 5.7% over ~6 months |
Used prices are indicative figures gathered from independent UK dealer listings and change frequently.
Calculate your real costs
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.
Safety & ownership confidence
Euro NCAP - BYD ATTO 2 Boost
BYD ATTO 2 Boost
Euro NCAP crash-safety rating not published. The vehicle has been assessed under the Green NCAP sustainability programme only.
Euro NCAP - Lexus UX 300e 54.3kWh
Tested 2019
Adult Occupant96%
Child Occupant85%
Vulnerable Road Users82%
Safety Assist77%
Warranty
Check the published battery warranty cover for each selected trim.
| Measure | BYD ATTO 2Boost | Lexus UX 300e54.3kWh |
|---|---|---|
| Battery warranty | 8 years | 8 years |
| Battery warranty distance | 250,000 km (better) | 160,000 km |
Buying options
Get a quote
BYD ATTO 2
Used on AutoTraderLease deals
Lexus UX 300e
Used on AutoTraderLease deals
Frequently asked questions
Is the Lexus UX 300e worth the extra £13,050 over the BYD ATTO 2?
The Lexus UX 300e costs £13,050 more than the BYD ATTO 2. On the headline specs that premium buys little measurable advantage - the two are closely matched on range, charging and space. The BYD ATTO 2 is not just cheaper - it also offers 32 kW faster peak rapid charging. On EVcarsguide's combined category scores, the BYD ATTO 2 comes out ahead overall.
Which is cheaper to own over 5 years, the BYD ATTO 2 or the Lexus UX 300e?
The BYD ATTO 2 is £13,050 cheaper to buy. The BYD ATTO 2 is cheaper to charge, roughly £160 a year versus £192 for the Lexus UX 300e, at 8,000 miles on an off-peak home tariff. Add 5 years of charging and the BYD ATTO 2 comes out roughly £13,210 cheaper overall. These figures cover list price and home charging only - insurance, servicing, tyres and depreciation will move the real total.
What are the BYD ATTO 2 and Lexus UX 300e like on a long motorway trip?
EVcarsguide estimates a real-world motorway range of about 178 miles for the BYD ATTO 2 and 163 miles for the Lexus UX 300e - both below their WLTP figures, because sustained high speed is the hardest case for an EV. The BYD ATTO 2 goes roughly 15 miles further between charging stops.
Which is easier to park and drive in town, the BYD ATTO 2 or the Lexus UX 300e?
The two are within 10 mm on width, so neither is meaningfully easier to thread into a tight space. In a standard 2,400 mm bay that leaves about 570 mm of total clearance for the BYD ATTO 2 and about 560 mm of total clearance for the Lexus UX 300e.
Which battery will hold up better as a used buy, the BYD ATTO 2 or the Lexus UX 300e?
Over a 8-year ownership window EVcarsguide's degradation model projects roughly 90% battery health for the BYD ATTO 2 and 84% for the Lexus UX 300e. That gives the BYD ATTO 2 a modest edge in retained real-world range. The BYD ATTO 2's LFP-type pack tolerates daily 100% charging, while the Lexus UX 300e's NMC-type pack lasts longest kept to about 80% for everyday use. Both batteries carry a 8-year manufacturer warranty.
Go deeper on each car
Visit the full model pages for owner feedback, expert reviews, used prices and battery-health information.
Compare against other rivals
Compare similarly sized and priced electric cars before finalising your shortlist.
More BYD ATTO 2 comparisons
More Lexus UX 300e comparisons
See both cars in our rankings
EVcarsguide scores every verified EV on price, range, family use and running costs. Here is where this pair appears.
Where the BYD ATTO 2 and Lexus UX 300e rank among the best family EVsWhere the BYD ATTO 2 and Lexus UX 300e rank among the best electric SUVsWhere the BYD ATTO 2 and Lexus UX 300e rank among the best motorway EVsWhere the BYD ATTO 2 and Lexus UX 300e rank among the best city EVsWhere the BYD ATTO 2 and Lexus UX 300e rank among the cheapest EVs to runWhere the BYD ATTO 2 and Lexus UX 300e rank among EVs with the biggest boots
If neither is quite right
Explore other verified electric cars that may better suit the priorities this pair does not meet.
Further reading
Explore buying and ownership guides to help you choose between these electric cars.
GuideBuying a Used BYD Atto 2 (2025 on): Boost vs Comfort & What to Pay
A used BYD Atto 2 buyer’s guide: the 51 kWh Boost and 64.8 kWh Comfort, why a discounted new Comfort can undercut a nearly new Boost, BYD’s 8-year battery warranty, real-world range and a printable checklist.
GuideBuying a Used Lexus UX 300e (2020-2026): 54 vs 73 kWh, Recalls, Real Range & What to Pay
A used Lexus UX 300e buyer’s guide: the 54.3 kWh car vs the 2023 72.8 kWh update, CHAdeMO charging, the heater recall, the extended battery cover, real-world range, what to pay and a printable checklist.
Data accuracy
Specs are sourced from manufacturer websites and manually reviewed. These figures were last verified .