Car comparison

Xiaomi SU7 Ultra 93.7 kWhvsMercedes-Benz Maybach S-class (Z223) · Facelift 2026 S 680 V8

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

Xiaomi SU7

Ultra 93.7 kWh

1548 hpElectricAWDAutomaticSedan2025-present

Mercedes-Benz Maybach S-class (Z223) · Facelift 2026

S 680 V8

612 hp3982 ccGasolineAWDAutomaticTurbochargedSedan2026-present

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Xiaomi SU7 Ultra 93.7 kWh

Quickest 0-100 km/h
2.0 s
Fastest top speed
350 km/h
217 mph
Most powerful
1,548 hp
1,154 kW
Highest torque
1,770 Nm
1,305 lb-ft
Best power-to-weight
656 hp/t
489 kW/t
1.5 kg/hp
Best overall score
87/100
Best performance score
93/100
Best practicality score
74/100

Mercedes-Benz Maybach S-class (Z223) Facelift 2026 S 680 V8

Lightest
2,355 kg
5,192 lb
Largest trunk
480 L
Best economy score
75/100

Specification comparison

Specification comparison
Model	XiaomiSU7Ultra 93.7 kWh	Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8
Power	1,548hp1,154kW	612hp456kW
Torque	1,770Nm1,305lb-ft	850Nm627lb-ft
Curb weight	2,360kg5,203lb	2,355kg5,192lb
Gross weight	2,810kg6,195lb	-
Top speed	350 km/h 217 mph	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Calculated
To 99% top speed	42.8s99% target: 347 km/h / 215 mph Calculated	37.8s99% target: 262 km/h / 163 mph Calculated
0-100 km/h	2.0s	4.0s
0-200 km/h	5.9s	11.7s Calculated
0-60 mph	1.9s Calculated	3.8s Calculated
Fuel consumption	-	11.7L/100 km20.1mpg US24.1mpg UK
Quarter mile	9.1s Calculated	11.8s Calculated
Power-to-weight	656hp/t489kW/t298hp/1000 lb Calculated	260hp/t194kW/t118hp/1000 lb Calculated
Torque-to-weight	750Nm/t502lb-ft/ton Calculated	361Nm/t242lb-ft/ton Calculated
Estimated range	-	650km404mi Calculated
Displacement	-	3,982cc243cu in
Length	5,115mm201in	5,484mm216in
Width	1,970mm78in	1,921mm76in
Height	1,465mm58in	1,510mm59in
Wheelbase	3,000mm118in	3,396mm134in
Front track	1,672mm66in	1,655mm65in
Rear track	1,649mm65in	1,683mm66in
Trunk volume	454L	480L
Doors	4	4
Seats	5	4
Fuel tank	-	76L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
Metric	XiaomiSU7Ultra 93.7 kWh	Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8
	Acceleration checkpoints
0-60 mph 0-97 km/h	1.9 s	3.8 s
0-100 km/h 0-62 mph	2.0 s	4.0 s
0-200 km/h 0-124 mph	5.9 s	11.7 s
0-200 mph 0-322 km/h	21.1 s	-
Top speed	350 km/h 217 mph	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph Limited
	Drag race simulation
60 ft 18 m	1.5 s	2.1 s
330 ft 101 m	3.9 s	5.3 s
1/8 mile 201 m	5.9 s	7.8 s
1000 ft 305 m	7.6 s	10.0 s
1/4 mile 402 m	9.1 s	11.8 s
Trap speed 1/4 mile 402 m	248 km/h 154 mph	201 km/h 125 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
Vehicle	Value
XiaomiSU7Ultra 93.7 kWh	1,548 hp 1,154 kW
Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8	612 hp 456 kW

Xiaomi SU7 Ultra 93.7 kWh has 936 hp more than Mercedes-Benz Maybach S-class (Z223) Facelift 2026 S 680 V8.

The biggest power difference is between Mercedes-Benz Maybach S-class (Z223) Facelift 2026 S 680 V8 and Xiaomi SU7 Ultra 93.7 kWh: 936 hp (698 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
Vehicle	Value
XiaomiSU7Ultra 93.7 kWh	1,770 Nm 1,305 lb-ft
Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8	850 Nm 627 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
Vehicle	Value
XiaomiSU7Ultra 93.7 kWh	2,360 kg 5,203 lb
Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8	2,355 kg 5,192 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
Vehicle	Value
XiaomiSU7Ultra 93.7 kWh	350 km/h 217 mph
Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
Vehicle	Value
XiaomiSU7Ultra 93.7 kWh	2.0 s
Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8	4.0 s

The biggest 0-100 km/h difference is between Xiaomi SU7 Ultra 93.7 kWh and Mercedes-Benz Maybach S-class (Z223) Facelift 2026 S 680 V8: 2.0 s.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
Vehicle	Value
XiaomiSU7Ultra 93.7 kWh	656 hp/t 489 kW/t 1.5 kg/hp
Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8	260 hp/t 194 kW/t 3.8 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
Vehicle	Power	Acceleration	Top speed
XiaomiSU7Ultra 93.7 kWh	1,548 hp 1,154 kW	2.0 s	350 km/h 217 mph
Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8	612 hp 456 kW	4.0 s	Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Vehicle

Performance score

Practicality score

XiaomiSU7Ultra 93.7 kWh

Power	1,548 hp 1,154 kW
0-100 km/h	2.0 s
Top speed 350 km/h 217 mph

Doors/seats	4 doors 5 seats
Trunk	454 L 16.0 cu ft
Length	5,115 mm 201.4 in
Height	1,465 mm 57.7 in

Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8

Power	612 hp 456 kW
0-100 km/h	4.0 s
Top speed Unrestricted 265 km/h165 mph Restricted 250 km/h155 mph

Doors/seats	4 doors 4 seats
Trunk	480 L 17.0 cu ft
Length	5,484 mm 215.9 in
Height	1,510 mm 59.4 in

Detailed score breakdown

Vehicle

XiaomiSU7Ultra 93.7 kWh

Mercedes-BenzMaybach S-class (Z223)Facelift 2026S 680 V8

Power

1,548 hp

1,154 kW

612 hp

456 kW

Torque

1,770 Nm

1,305 lb-ft

850 Nm

627 lb-ft

Acceleration

2.0 s

4.0 s

Top speed

350 km/h

217 mph

Unrestricted

265 km/h165 mph

Restricted

250 km/h155 mph

Lightness

2,360 kg

5,203 lb

2,355 kg

5,192 lb

Fuel consumption

11.7 L/100 km

20.1 mpg US

24.1 mpg UK

Practicality

Doors/seats	4 doors 5 seats
Trunk	454 L 16.0 cu ft
Length	5,115 mm 201.4 in
Height	1,465 mm 57.7 in

Doors/seats	4 doors 4 seats
Trunk	480 L 17.0 cu ft
Length	5,484 mm 215.9 in
Height	1,510 mm 59.4 in

Range score

650 km

404 mi

Trunk score

454 L

16.0 cu ft

480 L

17.0 cu ft

Power-to-weight score

656 hp/t

489 kW/t

1.5 kg/hp

260 hp/t

194 kW/t

3.8 kg/hp

Overall

Fixed score

Fuel cost and annual usage

Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.

Average annual distanceDistance unitFuel price in your local currencyPrice unit

Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.

LC = Local Currency

Fuel cost and annual usage
Vehicle	Mercedes-Benz Maybach S-class (Z223) Facelift 2026 S 680 V8
Consumption	11.7 L/100 km20.1 mpg US24.1 mpg UK
Cost / 100 km	20.47 LC100 km
Cost / 100 mi	32.95 LC100 mi
Annual fuel used	1,755 L464 US gal386 UK gal
Annual fuel cost	3,071 LC/year