Ariel Atom 4
Car comparison
Ariel Atom 4 2.0vsAUDI TTS Roadster (8S) 2.0 TFSI
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonAUDI TTS Roadster (8S)
2.0 TFSI
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Ariel Atom 4 2.0
- Quickest 0-100 km/h2.8 s
- Fastest top speed280 km/h174 mph Unrestricted260 km/h162 mph Restricted
- Most powerful320 hp239 kW
- Highest torque420 Nm310 lb-ft
- Lightest595 kg1,312 lb
- Best power-to-weight538 hp/t401 kW/t1.9 kg/hp
- Best overall score62/100
- Best performance score79/100
AUDI TTS Roadster (8S) 2.0 TFSI
- Best economy score88/100
- Best practicality score32/100
Specification comparison
| Model | ArielAtom 42.0 | AUDITTS Roadster (8S)2.0 TFSI |
|---|---|---|
| Power | 320hp239kW | 310hp231kW |
| Torque | 420Nm310lb-ft | 380Nm280lb-ft |
| Curb weight | 595kg1,312lb | 1,470kg3,241lb |
| Gross weight | - | 1,790kg3,946lb |
| Top speed | Unrestricted 280 km/h174 mph Restricted 260 km/h162 mph Calculated | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated |
| To 99% top speed | 30.7s99% target: 277 km/h / 172 mph Calculated | 61.7s99% target: 257 km/h / 160 mph Calculated |
| 0-100 km/h | 2.8s | 4.9s |
| 0-200 km/h | 8.1s Calculated | 17.0s Calculated |
| 0-60 mph | 2.7s Calculated | 4.7s Calculated |
| Fuel consumption | - | 7.1L/100 km33.1mpg US39.8mpg UK |
| Fuel consumption city | - | 8.6L/100 km27.4mpg US32.8mpg UK |
| Fuel consumption highway | - | 6.2L/100 km37.9mpg US45.6mpg UK |
| Quarter mile | 10.3s Calculated | 13.0s Calculated |
| Power-to-weight | 538hp/t401kW/t244hp/1000 lb Calculated | 211hp/t157kW/t96hp/1000 lb Calculated |
| Torque-to-weight | 706Nm/t472lb-ft/ton Calculated | 259Nm/t173lb-ft/ton Calculated |
| Estimated range | - | 775km481mi Calculated |
| Displacement | 1,996cc122cu in | 1,984cc121cu in |
| Length | 3,520mm139in | 4,191mm165in |
| Width | 1,880mm74in | 1,832mm72in |
| Height | 1,122mm44in | 1,345mm53in |
| Wheelbase | 2,390mm94in | 2,505mm99in |
| Front track | 1,600mm63in | 1,574mm62in |
| Rear track | 1,615mm64in | 1,553mm61in |
| Trunk volume | - | 280L |
| Doors | - | 2 |
| Seats | 2 | 2 |
| Fuel tank | 40L | 55L |
| CO2 emissions | - | 163g/km |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Dyno simulation
Estimated stock-style power and torque curves by engine speed.
- Ariel Atom 4 2.0: Power / Torque
- AUDI TTS Roadster (8S) 2.0 TFSI: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| ArielAtom 42.0 | 6,500 rpm | 3,000 rpm | 6,750 rpm |
| AUDITTS Roadster (8S)2.0 TFSI | 5,800-6,200 rpm | 1,800-5,700 rpm | 6,450 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | ArielAtom 42.0 | AUDITTS Roadster (8S)2.0 TFSI |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 2.7 s | 4.7 s |
0-100 km/h 0-62 mph | 2.8 s | 4.9 s |
0-200 km/h 0-124 mph | 8.1 s | 17.0 s |
| Top speed | Unrestricted 280 km/h174 mph Restricted 260 km/h162 mph Likely limited | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited |
| Drag race simulation | ||
60 ft 18 m | 1.8 s | 2.2 s |
330 ft 101 m | 4.5 s | 5.7 s |
1/8 mile 201 m | 6.7 s | 8.5 s |
1000 ft 305 m | 8.7 s | 11.0 s |
1/4 mile 402 m | 10.3 s | 13.0 s |
Trap speed 1/4 mile 402 m | 222 km/h 138 mph | 178 km/h 111 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| ArielAtom 42.0 | 320 hp 239 kW |
| AUDITTS Roadster (8S)2.0 TFSI | 310 hp 231 kW |
Ariel Atom 4 2.0 has 10 hp more than AUDI TTS Roadster (8S) 2.0 TFSI.
The biggest power difference is between AUDI TTS Roadster (8S) 2.0 TFSI and Ariel Atom 4 2.0: 10 hp (7 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| ArielAtom 42.0 | 420 Nm 310 lb-ft |
| AUDITTS Roadster (8S)2.0 TFSI | 380 Nm 280 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| ArielAtom 42.0 | 595 kg 1,312 lb |
| AUDITTS Roadster (8S)2.0 TFSI | 1,470 kg 3,241 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| ArielAtom 42.0 | Unrestricted 280 km/h174 mph Restricted 260 km/h162 mph |
| AUDITTS Roadster (8S)2.0 TFSI | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| ArielAtom 42.0 | 2.8 s |
| AUDITTS Roadster (8S)2.0 TFSI | 4.9 s |
The biggest 0-100 km/h difference is between Ariel Atom 4 2.0 and AUDI TTS Roadster (8S) 2.0 TFSI: 2.1 s.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| ArielAtom 42.0 | 538 hp/t 401 kW/t 1.9 kg/hp |
| AUDITTS Roadster (8S)2.0 TFSI | 211 hp/t 157 kW/t 4.7 kg/hp |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| ArielAtom 42.0 | 320 hp 239 kW | 2.8 s | Unrestricted 280 km/h174 mph Restricted 260 km/h162 mph |
| AUDITTS Roadster (8S)2.0 TFSI | 310 hp 231 kW | 4.9 s | Unrestricted 260 km/h162 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 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ArielAtom 42.0 |
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| AUDITTS Roadster (8S)2.0 TFSI |
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Detailed score breakdown
| Vehicle | ArielAtom 42.0 | AUDITTS Roadster (8S)2.0 TFSI | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 320 hp 239 kW | 310 hp 231 kW | ||||||||||||||||
| Torque | 420 Nm 310 lb-ft | 380 Nm 280 lb-ft | ||||||||||||||||
| Acceleration | 2.8 s | 4.9 s | ||||||||||||||||
| Top speed | Unrestricted 280 km/h174 mph Restricted 260 km/h162 mph | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph | ||||||||||||||||
| Lightness | 595 kg 1,312 lb | 1,470 kg 3,241 lb | ||||||||||||||||
| Fuel consumption | - | 7.1 L/100 km 33.1 mpg US 39.8 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | - | 775 km 481 mi | ||||||||||||||||
| CO2 score | - | 163 g/km | ||||||||||||||||
| Trunk score | - | 280 L 9.9 cu ft | ||||||||||||||||
| Power-to-weight score | 538 hp/t 401 kW/t 1.9 kg/hp | 211 hp/t 157 kW/t 4.7 kg/hp | ||||||||||||||||
| Overall | Fixed score | Fixed score |
Fuel cost and annual usage
Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.
Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.
LC = Local Currency
| Vehicle | AUDI TTS Roadster (8S) 2.0 TFSI |
|---|---|
| Consumption | 7.1 L/100 km33.1 mpg US39.8 mpg UK |
| Cost / 100 km | 12.42 LC100 km |
| Cost / 100 mi | 20.00 LC100 mi |
| Annual fuel used | 1,065 L281 US gal234 UK gal |
| Annual fuel cost | 1,864 LC/year |
Head-to-head comparisons
Ariel Atom 4 2.0
- Has 10 hp more
- Has 40 Nm more
- Is 875 kg lighter
- Is 2.1 s quicker from 0-100 km/h
- Has 20 km/h (12 mph) higher top speed
- Has 327 hp/t better power-to-weight
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Highest torque
- Lightest
- Best power-to-weight ratio
AUDI TTS Roadster (8S) 2.0 TFSI
No measurable advantages in the available data.
Cons
- Slowest 0-100 km/h
- Lowest power
- Heaviest
- Lowest top speed
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