Cadillac CT6 vs Mercedes-Benz C63 AMG S
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2023 Mercedes-Benz C63 AMG S
Overview
| Spec | Cadillac CT6Luxury | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Selected trim | Luxury | AMG C 63 S |
| Body style | Sedan | Coupe |
| Drivetrain | all wheel drive | rear wheel drive |
| Fuel type | regular unleaded | premium unleaded (required) |
| Transmission | 10-speed shiftable automatic | 9-speed shiftable automatic |
| Engine type | gas | gas |
| Model year | 2020 | 2023 |
Pricing & market
| Spec | Cadillac CT6Luxury | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| MSRP | $58,995 (best) | $81,850 |
| Lowest listing price | $24,609 (best) | — |
| Median listing price | $25,981 (best) | — |
| Highest listing price | $30,973 (best) | — |
| For sale now | 5 (best) | 0 |
Fuel economy & range
| Spec | Cadillac CT6Luxury | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Combined MPG | 21 MPG (best) | 19 MPG |
| City MPG | 18 MPG (best) | 16 MPG |
| Highway MPG | 27 MPG (best) | 26 MPG |
| Fuel tank | 19.2 gal (best) | 17.4 gal |
Performance
| Spec | Cadillac CT6Luxury | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Horsepower | 335 hp | 503 hp (best) |
| Torque | 284 lb-ft | 516 lb-ft (best) |
| Engine size | 3.6 L | 4 L (best) |
| Cylinders | V6 | V8 |
Size & capability
| Spec | Cadillac CT6Luxury | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Seating | 5 seats (best) | 4 seats |
| Doors | 4 (best) | 2 |
| Cargo volume | 15.8 cu ft (best) | 10.5 cu ft |
| Towing capacity | 1,000 lbs (best) | — |
| Curb weight | 3,985 lbs (best) | 4,123 lbs |
| Ground clearance | — | 3.5 in (best) |
| Wheelbase | 122.4 in (best) | 111.8 in |
| Length | 205.8 in (best) | 187.1 in |
| Width | 74 in (best) | 71.3 in |
| Height | 58 in (best) | 55.3 in |
Safety & recalls
| Spec | Cadillac CT6Luxury | Mercedes-Benz C63 AMG SAMG C 63 S |
|---|---|---|
| Open recalls (YMM scope) | 2 | None reported (best) |
Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.
Trim overview
All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.
| Trim | Cadillac CT6 | Mercedes-Benz C63 AMG S |
|---|---|---|
| 1 | Luxury $58,995 MSRP(Currently comparing) | AMG C 63 S $81,850 MSRP(Currently comparing) |
| 2 | Premium Luxury $74,495 MSRP | AMG C 63 S $90,000 MSRP |
| 3 | Base $94,895 MSRP | — |
| 4 | Platinum $96,495 MSRP | — |
Live inventory
Cadillac CT65 for sale
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Certified2016 Cadillac CT6
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Moonstone Metallic•Jet Black74,451 mi$26,900Suttle Buick GMC of Newport News
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Certified2019 Cadillac CT6
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Shadow Metallic•Jet Black89,125 mi$24,950Suttle Buick GMC of Newport News
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Used2019 Cadillac CT6
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Cadillac CT6 vs Mercedes-Benz C63 AMG S FAQ
- Which is better: 2020 Cadillac CT6 or 2023 Mercedes-Benz C63 AMG S?
- It depends on priorities. OpenDealer compares 2020 Cadillac CT6 vs 2023 Mercedes-Benz C63 AMG S on MSRP, fuel economy, horsepower, seating, towing, NHTSA safety ratings, and live market prices so you can weigh the tradeoffs.
- Which costs less: 2020 Cadillac CT6 or 2023 Mercedes-Benz C63 AMG S?
- Based on starting MSRP, the 2020 Cadillac CT6 starts lower at $58,995. Live Cadillac CT6 listings start at $24,609.
- Which has better startingMsrp: 2020 Cadillac CT6 or 2023 Mercedes-Benz C63 AMG S?
- The 2020 Cadillac CT6 leads on startingMsrp in this comparison (58,995).
- Which has better combinedMpg: 2020 Cadillac CT6 or 2023 Mercedes-Benz C63 AMG S?
- The 2020 Cadillac CT6 leads on combinedMpg in this comparison (21).
- Which has better horsepower: 2020 Cadillac CT6 or 2023 Mercedes-Benz C63 AMG S?
- The 2020 Cadillac CT6 leads on horsepower in this comparison (550).
- Which has better seats: 2020 Cadillac CT6 or 2023 Mercedes-Benz C63 AMG S?
- The 2020 Cadillac CT6 leads on seats in this comparison (5).
- Which has better maxTowingLbs: 2020 Cadillac CT6 or 2023 Mercedes-Benz C63 AMG S?
- The 2020 Cadillac CT6 leads on maxTowingLbs in this comparison (1,000).