The czech low-cost tire has high projected mileage and is good on snow, but lacks a bit of wet and dry performance. Pricewise, it can match the low-cost chinese tyres and in comparison, it's definitely a better option.
215/65 R15 doesn't belong to the most popular dimensions for winter tyres - there are 21 tyre models available, which can be compared to 175/70 R13, 155/65 R13, 155/80 R13. Let's break down the sizing - 65 is height of the tyre, which is calculated as 65% of the tyre width (215mm), which means the sidewall height has 139.75 mm. The wheel diameter is R15, which means it fits to a 15 inch/381mm diameter wheel. The total circumference of the tyre is 2075.02 mm, which is very similar to 305/25 R20(2075.02 mm), 255/30 R20(2076.59 mm), 195/65 R16(2073.14 mm), 255/35 R19(2076.91 mm), 255/40 R18(2077.22 mm), 225/45 R18(2072.51 mm), 255/45 R17(2077.54 mm). There are multiple speed indexes available for winter tyres in 215/65 R15: H(210km/h), R(170km/h), T(190km/h). The same goes for weight indexes: 96, 100, 104. You can find 215/65 R15 on 19 car models - mainly Ford, CITROËN, Fiat, Chrysler, Peugeot.