In our Rome to Sofia EV duel, the Audi Q4 40 e-tron beats the Audi Q8 Sportback e-tron 55 by 68 minutes, completing the 1672km route in 18h 23min. The key advantage? 2 fewer charging stops. Route calculated on September 6, 2026 using real-time charging station data.
The Audi Q8 Sportback e-tron 55's 480km range doesn't beat the Audi Q4 40 e-tron's 416km here - charging speed and efficiency matter more.
The Audi Q4 40 e-tron needs only 8 charging stops compared to 10 for the slowest vehicle, saving valuable time.
Winner
Audi Q4 40 e-tron
- Total time: 18h 23min (68 min faster)
- Charging stops: 8
- Charging time: 2h 22min
- Energy: ~309 kWh
- Distance: 1672km
Quick Comparison
| Metric |
Audi Q4 40 e-tron |
Audi Q8 Sportback e-tron 55 |
| Travel time |
18h 23min |
19h 31min |
| Charging time: |
2h 22min |
3h 9min |
| Charging stops: |
8 |
10 |
| Energy used |
~301 kWh |
~298 kWh |
Charging Strategy Breakdown
Audi Q4 40 e-tron Route
- Start: Rome (100% charge)
-
Stop 1:
Cantagallo Est (16 min, 13% → 55%)
-
Stop 2:
Supercharger Omnia Hotel (15 min, 10% → 51%)
-
Stop 3:
Lom east (Koper - Ljubljana) (12 min, 10% → 24%)
-
Stop 4:
Petrol (11 min, 10% → 40%)
-
Stop 5:
Supercharger Designer Outlet Croatia (36 min, 10% → 80%)
-
Stop 6:
OMV Martinci (10 min, 10% → 37%)
-
Stop 7:
JP Putevi Srbije (19 min, 11% → 59%)
-
Stop 8:
Naplatna rampa Nais zapadno (23 min, 10% → 50%)
- Arrival: Sofia
Audi Q8 Sportback e-tron 55 Route
- Start: Rome (100% charge)
-
Stop 1:
Osteria De'Giusti (19 min, 30% → 66%)
-
Stop 2:
Adige Est (23 min, 10% → 59%)
-
Stop 3:
Smatrics Risparmio Casa (21 min, 10% → 55%)
-
Stop 4:
Dul Jug (12 min, 10% → 39%)
-
Stop 5:
Supercharger Designer Outlet Croatia (24 min, 10% → 61%)
-
Stop 6:
Tesla Supercharger (13 min, 10% → 42%)
-
Stop 7:
OMV Martinci (12 min, 10% → 40%)
-
Stop 8:
JP Putevi Srbije (29 min, 10% → 68%)
-
Stop 9:
Naplatna rampa Nais zapadno (24 min, 10% → 41%)
-
Stop 10:
OMV (12 min, 10% → 27%)
- Arrival: Sofia
Why the Audi Q4 40 e-tron Won
The Audi Q4 40 e-tron achieved a 68-minute advantage over Audi Q8 Sportback e-tron 55 on this 1672km route. Key factors:
- Fewer charging stops: 8 stops vs 10 for the slowest vehicle means less time spent finding and connecting to chargers.
- Faster charging: Total charging time of 2h 22min vs 3h 9min thanks to higher peak charging speeds or better charging curve.
- Better efficiency: Lower energy consumption (~309 kWh vs ~369 kWh) means less time spent charging.
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