Toyo Observe S944 is a winter tyre made in total of 53 sizes, ranging from R15 to R15 - this particular dimension is R18, which means it fits to a 18 inch/457.2mm diameter wheel. 205/40 R18 is 20mm wider than the narrowest dimension (185) and 20mm narrower than the widest one (225). This tyre profile of 40 means the sidewall height of the tyre is 40% of the tyre width (205mm), which results in 82mm sidewall height. In 205/40 R18, there is only one possible speed index for Toyo Observe S944 - "V", which is good for speeds up to 240 km/h.
| Shop | Product | Stock | Availability | Shipping | Price | Action |
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Toyo Observe S944 ( 205/40 R18 86V XL, with rim protection ridge (FSL) )
- In stock
£115
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Toyo Observe S944 ( 205/40 R18 86V XL, with rim protection ridge (FSL) ) | In stock | Free shipping | £115 |
Buy
mytyres.co.uk
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Observe S944 XL
- In stock
£126
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Observe S944 XL | In stock | Free shipping | £126 |
Buy
tyres.pneus.online.uk
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Relevant tyre tests in same or similiar dimension (205/40 R18)

| Name | Stopping distance on wet | ||||||
|---|---|---|---|---|---|---|---|
| Best values in test | 32,1 | ||||||
| Toyo Observe S944 | 38,2 | ||||||
| Show test details | |||||||

| Name | Wet | Dry | Snow | Ice | Noise | Wear | Fuel consumption |
|---|---|---|---|---|---|---|---|
| Best values in test | 1,3 | 2,0 | 1,8 | 2,1 | 2,5 | 1,0 | 1,8 |
| Toyo Observe S944 | 2,5 | 2,3 | 2,3 | 2,1 | 2,5 | 2,5 | 1,9 |
| Show test details | |||||||
| # | Name | Our rating | Tested in this dimension | Tested in same width dimension | Segment | Price |
|---|---|---|---|---|---|---|
| 1. | Michelin PILOT ALPIN 5 | Premium | £203 86 V | |||
| 2. | Continental ContiWinterContact TS 850P! Newer model available: Continental WinterContact TS 870 P | Premium | ||||
| 3. | GoodYear UltraGrip Performance+! Newer model available: GoodYear UltraGrip Performance 3 | Premium | ||||
| 4. | Pirelli Cinturato Winter 2 | Premium | £172 86 V | |||
| 5. | Pirelli WINTER SOTTOZERO Serie III | Premium | £215 86 V + 1 | |||
| 6. | Toyo Observe S944 | Upper-middle | £115 86 V | |||
| 7. | Hankook Ventus Prime 4 | Premium | £167 86 V |