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Rotalla Setula 4 Season RA03 vs Triangle SeasonX TA01

Tested side by side in 2025 Auto Bild All Season Camper Van Tyre Test Auto Bild · 245/45 R18
Triangle SeasonX TA01 P8 of 9 Finished ahead

The Rotalla Setula 4 Season RA03 and the Triangle SeasonX TA01 have met in one independent test so far, and the SeasonX TA01 finished ahead. The SeasonX TA01 was stronger in wet, comfort and value.

Performance profile

13 measurements from the one shared test, each tyre shown as its share of the better figure.

Dry BrakingDry HandlingWet BrakingWet HandlingWet CircleStraight AquaCurved AquaplaningSnow BrakingSnow TractionSnow HandlingSnow SlalomNoiseRolling Resistance

Where each is furthest ahead

Setula 4 Season RA03

SeasonX TA01

Point at or tap any spoke for both tyres' figures.

In each test the better of the two figures counts as 100% and the other as its share of it, so a 36 m stop against 34.2 m is 95%; each spoke averages the shared tests that recorded it. The scale stops at 96%: a point further in sits on the hub's edge, hollow.

Every measurement, side by side

Both tyres' figures from the one test that ran them together, on the same car, in the same size, on the same day. The bar grows towards the tyre that did better.

Measurement Setula 4 Season RA03 Gap SeasonX TA01
Dry Level
Dry Braking m 45.3 7.7% 41.8
Dry Handling km/h 79 0.1% 78.9
Wet SeasonX TA01 ahead
Wet Braking m 55 0.9% 54.5
Wet Handling km/h 66.3 0.3% 66.5
Wet Circle s 14 1.4% 14.2
Straight Aqua km/h 86.6 1% 87.5
Curved Aquaplaning m/sec2 2.44 2.1% 2.39
Snow Level
Snow Braking m 31.3 1% 31
Snow Traction N 5,347 3.9% 5,148
Snow Handling km/h 54.8 1.6% 55.7
Snow Slalom m/sec2 3.44 3.3% 3.33
Comfort SeasonX TA01 ahead
Noise dB 73.3 1.2 dB 72.1
Value SeasonX TA01 ahead
Rolling Resistance kg / t 8.5 1.2% 8.4

Braking distances and lap times are better when lower; speeds, wear and grip figures when higher. A test's figures are its own: sizes, cars, surfaces and temperatures differ from one to the next, which is why the averages here are only ever of tests the two tyres shared.

Head to head in 1 test in 2025

Each row is one published test in which both tyres ran on the same car, in the same size, on the same day. The line is the whole field, winner on the left.

Test Setula 4 Season RA03 Field SeasonX TA01
2025 Auto Bild All Season Camper Van Tyre Test Auto Bild · 2025 · 245/45 R18 P9 of 9 P8 of 9

Setula 4 Season RA03 vs SeasonX TA01: your questions

Is the Rotalla Setula 4 Season RA03 or the Triangle SeasonX TA01 the better tyre?

The Rotalla Setula 4 Season RA03 and the Triangle SeasonX TA01 have met in one independent test so far, and the SeasonX TA01 finished ahead. On the Tyre Reviews Score, which weighs every test and review we hold, the Setula 4 Season RA03 scores 7.1 and the SeasonX TA01 7.1 out of 10.

Which is better in the wet, the Setula 4 Season RA03 or the SeasonX TA01?

The SeasonX TA01 led 3 of the 5 wet measurements the shared tests recorded.

Which is better in the dry?

Across the shared tests the dry measurements are split 1-1 between the Setula 4 Season RA03 and the SeasonX TA01.

Which is better in snow?

Across the shared tests the snow measurements are split 2-2 between the Setula 4 Season RA03 and the SeasonX TA01.

Which is quieter and more comfortable?

Owners rate comfort 8.5/10 for the Setula 4 Season RA03 and 8.2/10 for the SeasonX TA01.

What do owners say?

Owners rate the Setula 4 Season RA03 83% from 17 reviews and the SeasonX TA01 79% from 5. 100% of Setula 4 Season RA03 owners would buy it again, against 80% for the SeasonX TA01.

Run either of these?

Your review is the part of this page no test can supply: how the tyre wore, how it aged, what it was like in the rain in year three. It takes about five minutes.

Review the Setula 4 Season RA03 Review the SeasonX TA01

Where this data comes from

Finishing positions and measurements are transcribed from each published test. A test only counts here when both tyres ran in it, so every figure was recorded on the same car, size and day as the one it is compared to.

About the TR Score

The Tyre Reviews Score rates each tyre out of 10 from every independent test result and vetted owner review we hold, so two tyres can be compared even before a test has run them together.

Who does the testing

Every test published as a Tyre Reviews test is run by Jonathan Benson, who has been testing tyres independently since 2007.

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