GMC Sierra EV Denali vs Porsche Taycan: Which EV is better?
Head-to-head: GMC Sierra EV Denali vs Porsche Taycan. Compare real range, efficiency, charging time, price, rating and running costs to find the best electric vehicle for you in 2026.
The numbers that matter
Real, comparable stats from our database. The green value wins each category.
| Specification | Sierra EV Denali | Taycan |
|---|---|---|
| Range Sierra EV Denali wins | 708 km | 570 km |
| Battery Sierra EV Denali wins | 205 kWh | 89 kWh |
| Efficiency Taycan wins | 29.6 kWh/100km | 19.1 kWh/100km |
| 0-100 km/h Sierra EV Denali wins | 4.3 s | 5.4 s |
| Fast charge 10-80% Taycan wins | ~50 min | ~22 min |
| Seats Sierra EV Denali wins | 5 | 4 |
| Price Taycan wins | $100,000 | $90,000 |
| Rating Taycan wins | 4.4 / 5 | 4.7 / 5 |
| Est. running cost / yr | $666/yr | $430/yr |
View the full specification sheet
| Specification | Sierra EV Denali | Taycan |
|---|---|---|
| Battery | 205 kWh | 89 kWh |
| Range | 440 mi (EPA) | 570 km (WLTP) |
| Top speed | 110 mph | 230 km/h |
| Power | AWD · 760 hp | AWD · 476 hp |
| 0-60 mph | 4.3 s | — |
| Charging (10-80%) | ~50 min (350kW) | ~22 min (270kW) |
| Drive | Dual motor AWD | Dual motor AWD |
| Efficiency | 2.1 mi/kWh | 19.1 kWh/100 km |
| Seats | 5 | 4 |
| Cargo | 5.9 ft bed + frunk | 407 L |
| V2L | Yes | — |
| Tow rating | 9,500 lb | — |
| 0-100 km/h | — | 5.4 s |
GMC Sierra EV Denali
Pros
- Huge range
- Luxurious Denali interior
- MultiPro tailgate
- Fast charging
Cons
- Very expensive
- Heavy
- Slow to charge a 205 kWh pack
- Truck-tall in garages
Porsche Taycan
Pros
- Superb driving dynamics
- Rapid charging
- Beautiful quality
- Usable everyday
Cons
- Very expensive
- Options are eye-watering
- 2 rear seats only
- Average range for the price
Frequently asked questions
Is the really better than GMC Sierra EV Denali?
Our verdict is based on real specs: range, battery, efficiency, acceleration, charging speed, seats, price and rating. The winner wins the majority of those categories, but the right choice depends on your budget, driving style and priorities.
Which has more range, GMC Sierra EV Denali or Porsche Taycan?
708 km vs 570 km respectively, before factoring in weather and driving conditions.
Which is cheaper to run?
Based on official efficiency and a typical $0.15/kWh tariff at 15,000 km per year, running costs are estimated at $666/yr for the GMC Sierra EV Denali and $430/yr for the Porsche Taycan.
Should I compare more models?
Yes - add both models to our interactive comparator to see every spec side by side, or use the Which EV quiz to find more models that fit your budget and lifestyle.
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Not sure which one is right for you?
Add these models to our interactive comparator and compare every spec side by side, or take the quiz to find even more matches.