Mercedes-Benz CLA Electric vs Smart #5
The Smart #5 leads on 10–80% charge and cargo space.
Sedan
2027 CLA 250+ ELECTRIC Sedan
Maker's price (MSRP), US
77/100#16 of 87 · Everyday
SUV
smart #5 BRABUS (Germany, MY2025)
1 of 8 versions
United Kingdom · checked Oct 27, 2026 · uk.smart.com
84/100#43 of 421 · Everyday
Who's ahead - and by how much?
CLA ElectricMercedes-Benz CLA ElectricSmart #5Smart #5
- Range
Different test cycles - not compared.
- 10–80% chargelower is better- best on this row4 min faster· 18%
- Fast-charge peak- best on this row+80 kW· 25%
- Cargo space- best on this row+11.9 cu ft· 116%
- AC charging- best on this row+12 kW· 129%
- Top speed- best on this row+1 mph· 0%
Every spec side by side
| Spec | Mercedes-Benz CLA Electric | Smart #5 |
|---|---|---|
| Range and efficiency | ||
| Range (EPA) | no data | |
| Range (WLTP) | no data | |
| Efficiency lower is better | ||
| Battery | version not named | |
| Charging | ||
| Fast-charge peak | - best on this row | |
| 10–80% charge lower is better | - best on this row | |
| Full charge at 240 V lower is better | no data | |
| AC charging | - best on this row | |
| Performance | ||
| 0–62 mph lower is better | no data | |
| 0–60 mph lower is better | no data | |
| Power | ||
| Torque | - best on this row | |
| Top speed | - best on this row | |
| Drive | ||
| Space and size | ||
| Cargo space | - best on this row | |
| Front trunk | - best on this row | |
| Seats | ||
| Length | ||
| Width | ||
| Height | ||
| Wheelbase | ||
| Ground clearance | ||
| Weight | no data | |
| Battery and warranty | ||
| Battery warranty | ||
| Cell chemistry | ||
| Equipment | ||
| Heat pump | version: Pulse | |
| Vehicle-to-load (V2L) | no data | |
Which one suits you?
Pick the Mercedes-Benz CLA Electric if
Score by category
out of 100
Mercedes-Benz CLA ElectricSmart #5
Range
100- Different test cycles - not compared.83Charging
8481Performance
no data100Practicality
4988
How much is each in the US?
Questions
Which goes further on a charge?
Range
- Mercedes-Benz CLA Electric
- EPA
- Smart #5
- 336 miWLTPcontested: sources disagree
- Ahead by
- Different tests
Which charges faster?
Smart #5Smart #5
10–80% charge
- Leader
- Smart #5
- Mercedes-Benz CLA Electric
- Smart #5
- Ahead by
- 4 min
Fast-charge peak
- Leader
- Smart #5
- Mercedes-Benz CLA Electric
- Smart #5
- 400 kW
- Ahead by
- 80 kW
Where next
Compare with others
Mercedes-Benz CLA Electric vs
Where the numbers come from
Checked Oct 27, 2026 · 26 sources
Every source link (35)
- https://www.fueleconomy.gov/feg/noframes/50030.shtml
- https://ovi.rdw.nl/default.aspx?kenteken=KLP19V
- https://ovi.rdw.nl/default.aspx?kenteken=JBN03Z
- https://www.miit.gov.cn/jgsj/zbys/wjfb/art/2025/art_53ba931d5fb841da805ce4e2dc4b0db8.html
- https://www.cev-pc.or.jp/hojo/pdf/R7ho/R7ho_meigaragotojougen_3.pdf
- https://ovi.rdw.nl/default.aspx?kenteken=KKZ95L
- https://www.mbusa.com/en/vehicles/model/cla/sedan/cla250e
- https://media.mbusa.com/news/2027-mercedes-benz-cla-electric-quick-reference-guide
- https://www.fueleconomy.gov/ws/rest/vehicle/50365
- https://www.caranddriver.com/reviews/a71835796/2026-mercedes-benz-cla250-ev-test/
- https://cdn.euroncap.com/media/94759/euroncap-2025-mercedes-benz-cla-datasheet.pdf
- https://www.euroncap.com/assessments/mercedes-benz/cla/1108/
- https://www.mercedes-benz.com/content/dam/brandhub/assets/exclusive/mercedes-benz-magazine/mb-magazine-en.pdf
- https://www.caranddriver.com/mercedes-benz/cla-class-ev
- https://carbuzz.com/cars/mercedes-benz/cla-electric/2027/specs-and-trims/
- https://www.adac.de/rund-ums-fahrzeug/autokatalog/marken-modelle/smart/smart-5-test/
- https://uk.smart.com/en/customizer/?pn18=HY107D3F62B900000U
- https://uk.smart.com/en/models/hashtag-five/specifications/
- https://carfueldata.vehicle-certification-agency.gov.uk/downloads/create_latest_data_csv.asp?id=6
- https://de.smart.com/de/models/hashtag-five/
- https://de.smart.com/de/models/hashtag-five/specifications/
- https://uk.smart.com/en/models/brabus/
- https://www.electrifying.com/reviews/smart-car-reviews/5/review
- https://ma.smart.com/modeles/smart-5/brabus-2
- https://news.euroncap.com/safercars/smart--5---euro-ncap-2025-results---5-stars/s/ff2e1582-c4d6-4201-a58e-8e99fe6d7896
- https://www.autobild.de/artikel/smart-5-brabus-im-test-28540051.html
- https://www.carwow.de/smart/5-brabus/technische-daten
- https://www.smart-emotion.de/article/459-smart-5-first-test-charge-with-over-400-kw-and-first-test-drive/
- https://de.smart.com/de/models/brabus/
- https://uk.smart.com/en/models/hashtag-five/
- https://media.smart.com/de-DE/260909-weltpremiere-des-smart-5-brabus-pure-elektro-performance-mit-markantem-brabus-design/
- https://www.chip.de/test/Smart-5-Brabus-im-E-Auto-Test-2025-Reichweite-Ladeleistung-Preise_185998059.html
- https://www.lesnumeriques.com/voiture/smart-5-summit-edition-p76828/test.html
- https://cdn.motor1.com/pdf-files/smart5techspecs67.pdf
- https://electriccarsreport.com/2025/03/all-new-smart-5-comes-with-590-km-range-and-4x4-summit-edition/