Test Charts / Auto Zeitung
2025 AZ Summer Tire Test
Compare each discipline in the tested size. See the measured result, position and gap to the best tire, then read the verdict for the trade-offs behind the finishing order.
- Tested size
- 225/45 R18
- Tires tested
- 10
- Disciplines
- 12
Read the measurements, not just the rank
Lower is better for braking distances and lap times; higher is better for subjective scores and aquaplaning speed. Bars start at zero. Read the gap alongside the position: adjacent tires can be separated by very different margins.
Positions and gaps always refer to the full test field within each group. Selecting tires does not recalculate rankings or change the best-in-test benchmark.
Focus on your tires
Select tires to highlight them throughout the charts.
Positions and gaps always refer to the full test field within each group. Selecting tires does not recalculate rankings or change the best-in-test benchmark.
Dry
2Dry Braking
Dry braking in feet (62 - 0 mph)
Lower is better ↓| Position / Tire | Result | Gap to best | Residual speed |
|---|---|---|---|
| 108 ft | Best | 0 mph | |
| 109 ft | +1 ft | 8 mph | |
| 110 ft | +2 ft | 10 mph | |
| 110 ft | +2 ft | 11 mph | |
| 110 ft | +2 ft | 11 mph | |
| 111 ft | +3 ft | 13 mph | |
| 112 ft | +4 ft | 15 mph | |
| 115 ft | +7 ft | 19 mph | |
| 118 ft | +10 ft | 23 mph | |
| 121 ft | +13 ft | 26 mph |
The difference between best and worst was 11.8% (13 ft ≈ 0.9 Car Lengths). From 80 mph, the Mastersteel Super Sport 2 would still be travelling at 26 mph when the Bridgestone Potenza Sport had stopped.
Residual speed is calculated from the measured braking distances, assuming constant deceleration; it is not a separate measurement.
Dry Handling
Dry handling time in seconds
Lower is better ↓| Position / Tire | Result | Gap to best |
|---|---|---|
| 68.7 s | Best | |
| 68.8 s | +0.10 s | |
| 69.1 s | +0.40 s | |
| 69.3 s | +0.60 s | |
| 69.4 s | +0.70 s | |
| 69.5 s | +0.80 s | |
| 69.6 s | +0.90 s | |
| 69.6 s | +0.90 s | |
| 70.9 s | +2.20 s | |
| 71.5 s | +2.80 s |
The difference between best and worst was 4.1% (2.8 s).
Wet
4Wet Braking
Wet braking in feet (62 - 0 mph)
Lower is better ↓| Position / Tire | Result | Gap to best | Residual speed |
|---|---|---|---|
| 137 ft | Best | 0 mph | |
| 139 ft | +2 ft | 10 mph | |
| 142 ft | +5 ft | 15 mph | |
| 146 ft | +9 ft | 19 mph | |
| 148 ft | +11 ft | 22 mph | |
| 153 ft | +16 ft | 26 mph | |
| 155 ft | +18 ft | 27 mph | |
| 158 ft | +21 ft | 29 mph | |
| 171 ft | +34 ft | 35 mph | |
| 173 ft | +36 ft | 36 mph |
The difference between best and worst was 26.1% (36 ft ≈ 2.4 Car Lengths). From 80 mph, the Mastersteel Super Sport 2 would still be travelling at 36 mph when the Continental PremiumContact 7 had stopped.
Residual speed is calculated from the measured braking distances, assuming constant deceleration; it is not a separate measurement.
Wet Handling
Wet handling time in seconds
Lower is better ↓| Position / Tire | Result | Gap to best |
|---|---|---|
| 69.7 s | Best | |
| 69.9 s | +0.20 s | |
| 70.2 s | +0.50 s | |
| 70.2 s | +0.50 s | |
| 70.8 s | +1.10 s | |
| 72.6 s | +2.90 s | |
| 72.8 s | +3.10 s | |
| 74 s | +4.30 s | |
| 74.9 s | +5.20 s | |
| 77 s | +7.30 s |
The difference between best and worst was 10.5% (7.3 s).
Wet Circle
Wet Circle Lap Time in seconds
Lower is better ↓| Position / Tire | Result | Gap to best |
|---|---|---|
| 11.11 s | Best | |
| 11.13 s | +0.02 s | |
| 11.18 s | +0.07 s | |
| 11.2 s | +0.09 s | |
| 11.37 s | +0.26 s | |
| 11.51 s | +0.40 s | |
| 11.52 s | +0.41 s | |
| 11.71 s | +0.60 s | |
| 11.93 s | +0.82 s | |
| 12.58 s | +1.47 s |
The difference between best and worst was 13.2% (1.47 s).
Straight Aqua
Float Speed in mph
Higher is better ↑| Position / Tire | Result | Gap to best |
|---|---|---|
| 47.6 mph | Best | |
| 47.2 mph | -0.4 mph | |
| 47.0 mph | -0.6 mph | |
| 46.8 mph | -0.8 mph | |
| 46.7 mph | -0.9 mph | |
| 46.4 mph | -1.2 mph | |
| 45.8 mph | -1.8 mph | |
| 45.5 mph | -2.1 mph | |
| 45.4 mph | -2.2 mph | |
| 44.0 mph | -3.6 mph |
The difference between best and worst was 7.6% (3.6 mph).
Comfort
2Subj. Comfort
Subjective Comfort Score
Higher is better ↑| Position / Tire | Result | Gap to best |
|---|---|---|
| 10 Points | Best | |
| 8 Points | -2.00 Points | |
| 8 Points | -2.00 Points | |
| 7 Points | -3.00 Points | |
| 7 Points | -3.00 Points | |
| 7 Points | -3.00 Points | |
| 7 Points | -3.00 Points | |
| 6 Points | -4.00 Points | |
| 6 Points | -4.00 Points | |
| 6 Points | -4.00 Points |
The difference between best and worst was 40% (4 Points).
Noise
External noise in dB
Lower is better ↓| Position / Tire | Result | Gap to best |
|---|---|---|
| 67 dB | Best | |
| 68 dB | +1.00 dB | |
| 68 dB | +1.00 dB | |
| 69 dB | +2.00 dB | |
| 69 dB | +2.00 dB | |
| 69 dB | +2.00 dB | |
| 70 dB | +3.00 dB | |
| 70 dB | +3.00 dB | |
| 70 dB | +3.00 dB | |
| 71 dB | +4.00 dB |
The difference between best and worst was 6% (4 dB).
Value
4Wear
Predicted tread life in KM
Higher is better ↑| Position / Tire | Result | Gap to best |
|---|---|---|
| 31,069 miles | Best | |
| 27,962 miles | -3,107 miles | |
| 26,408 miles | -4,661 miles | |
| 24,855 miles | -6,214 miles | |
| 21,748 miles | -9,321 miles | |
| 20,195 miles | -10,874 miles | |
| 20,195 miles | -10,874 miles | |
| 18,641 miles | -12,428 miles | |
| 12,427 miles | -18,642 miles | |
| 12,427 miles | -18,642 miles |
The difference between best and worst was 60% (18,642 miles).
Value
Euros/1000km based on cost/wear
Lower is better ↓| Position / Tire | Result | Gap to best | cost per 1,000 miles |
|---|---|---|---|
| 13.3 Price/1000 | Best | €29.44 | |
| 14.38 Price/1000 | +1.08 Price/1000 | €33.75 | |
| 15 Price/1000 | +1.70 Price/1000 | €29.77 | |
| 15.5 Price/1000 | +2.20 Price/1000 | €40.40 | |
| 15.88 Price/1000 | +2.58 Price/1000 | €33.41 | |
| 16.67 Price/1000 | +3.37 Price/1000 | €38.00 | |
| 17.85 Price/1000 | +4.55 Price/1000 | €40.86 | |
| 18 Price/1000 | +4.70 Price/1000 | €48.37 | |
| 19 Price/1000 | +5.70 Price/1000 | €42.71 | |
| 21.38 Price/1000 | +8.08 Price/1000 | €45.11 |
The difference between best and worst was 60.8% (8.08 Price/1000). Over 25,000 miles the cheapest tire to own (Goodyear Eagle F1 Asymmetric 6) works out €473 cheaper than the most expensive (Bridgestone Potenza Sport).
How this is calculated
Assumes a typical car doing 29 mpg (rolling resistance causing 20% of fuel use), fuel at €6.25 per gallon and €70 fitting per set of four. Purchase prices are from the time of the 2025 test; financing costs are excluded.
Rolling Resistance
Rolling resistance in kg t
Lower is better ↓| Position / Tire | Result | Gap to best | Extra fuel / year |
|---|---|---|---|
| 7.35 kg/t | Best | $0 | |
| 8.25 kg/t | +0.90 kg/t | $36 | |
| 8.35 kg/t | +1.00 kg/t | $40 | |
| 8.6 kg/t | +1.25 kg/t | $50 | |
| 8.7 kg/t | +1.35 kg/t | $54 | |
| 8.8 kg/t | +1.45 kg/t | $58 | |
| 8.85 kg/t | +1.50 kg/t | $60 | |
| 8.85 kg/t | +1.50 kg/t | $60 | |
| 9.05 kg/t | +1.70 kg/t | $68 | |
| 10.15 kg/t | +2.80 kg/t | $112 |
The difference between best and worst was 38.1% (2.8 kg / t). Over 12,000 miles a year at $3.60/gal, the Bridgestone Potenza Sport uses about 31 gal ($112) more fuel than the Mastersteel Super Sport 2.
Adjust the assumptions
Calculated estimates, not additional measurements. Use the controls to explore the assumptions. These calculators use the full test field, independently of your tire selection above.
Abrasion
Millimeter of tread lost per 1000km driven
Lower is better ↓| Position / Tire | Result | Gap to best |
|---|---|---|
| 0.09 mm/1000km | Best | |
| 0.09 mm/1000km | Best | |
| 0.1 mm/1000km | +0.01 mm/1000km | |
| 0.11 mm/1000km | +0.02 mm/1000km | |
| 0.11 mm/1000km | +0.02 mm/1000km | |
| 0.11 mm/1000km | +0.02 mm/1000km | |
| 0.12 mm/1000km | +0.03 mm/1000km | |
| 0.13 mm/1000km | +0.04 mm/1000km | |
| 0.15 mm/1000km | +0.06 mm/1000km | |
| 0.19 mm/1000km | +0.10 mm/1000km |
The difference between best and worst was 111.1% (0.1 mm/1000km).
Test setup & methodology
The test setting, the conditions recorded and how the results contribute to the score.
Recorded test conditions
Recorded test conditions
- Dry Braking
- 62.1 → 0.0 mph
- Wet Braking
- 62.1 → 0.0 mph
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