In our Prague to Sofia EV duel, the smart #1 Pro beats the Renault 4 E-Tech 150 by 27 minutes, completing the 1296km route in 13h 45min. The key advantage? 1 fewer charging stop. Route calculated on July 20, 2026 using real-time charging station data.
The Renault 4 E-Tech 150's 327km range doesn't beat the smart #1 Pro's 240km here - charging speed and efficiency matter more.
The smart #1 Pro needs only 6 charging stops compared to 7 for the slowest vehicle, saving valuable time.
Winner
smart #1 Pro
- Total time: 13h 45min (27 min faster)
- Charging stops: 6
- Charging time: 1h 29min
- Energy: ~254 kWh
- Distance: 1296km
Quick Comparison
| Metric |
Renault 4 E-Tech 150 |
smart #1 Pro |
| Travel time |
14h 12min |
13h 45min |
| Charging time: |
2h 7min |
1h 29min |
| Charging stops: |
7 |
6 |
| Energy used |
~233 kWh |
~233 kWh |
Charging Strategy Breakdown
Renault 4 E-Tech 150 Route
- Start: Prague (100% charge)
-
Stop 1:
IONITY Shell Ladná směr Bratislava (11 min, 23% → 56%)
-
Stop 2:
IONITY Győr (10 min, 10% → 44%)
-
Stop 3:
Páty Nord (10 min, 10% → 42%)
-
Stop 4:
IONITY Csalánosi Csárda (31 min, 10% → 82%)
-
Stop 5:
OMV smer Beograd (19 min, 10% → 57%)
-
Stop 6:
Gazprom (26 min, 10% → 52%)
-
Stop 7:
Naplatna rampa Nais zapadno (20 min, 10% → 61%)
- Arrival: Sofia
smart #1 Pro Route
- Start: Prague (100% charge)
-
Stop 1:
Ladná směr Brno (11 min, 25% → 65%)
-
Stop 2:
IONITY Bábolna (13 min, 10% → 62%)
-
Stop 3:
IONITY Csalánosi Csárda (21 min, 10% → 80%)
-
Stop 4:
OMV smer Beograd (10 min, 10% → 36%)
-
Stop 5:
JP Putevi Srbije (17 min, 10% → 72%)
-
Stop 6:
Naplatna rampa Nais zapadno (17 min, 10% → 60%)
- Arrival: Sofia
Why the smart #1 Pro Won
The smart #1 Pro achieved a 27-minute advantage over Renault 4 E-Tech 150 on this 1296km route. Key factors:
- Fewer charging stops: 6 stops vs 7 for the slowest vehicle means less time spent finding and connecting to chargers.
- Faster charging: Total charging time of 1h 29min vs 2h 7min thanks to higher peak charging speeds or better charging curve.
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