The Alpin 6 was introduced back in 2019, but still holds up surprisingly well compared to the current competitors. It's pricey, but Michelin promises it will maintain it's performance during the whole lifespan, which is rarely tested.
The EuroWinter HS02 is one of the few affordable winter tires with good mileage and low rolling resistance. It offers strong driving characteristics, with only slight weaknesses on snow.
205/50 R16 doesn't belong to the most popular dimensions for winter tyres - there are 15 tyre models available, which can be compared to 195/70 R15, 195/45 R15, 205/55 R15. Let's break down the sizing - 50 is height of the tyre, which is calculated as 50% of the tyre width (205mm), which means the sidewall height has 102.5 mm. The wheel diameter is R16, which means it fits to a 16 inch/406.4mm diameter wheel. The total circumference of the tyre is 1920.77 mm, which is very similar to 185/55 R16(1916.06 mm), 195/65 R14(1913.54 mm), 175/65 R15(1911.66 mm), 185/70 R14(1930.82 mm), 225/35 R18(1931.14 mm), 195/60 R15(1932.08 mm), 215/35 R18(1909.15 mm). There are multiple speed indexes available for winter tyres in 205/50 R16: H(210km/h). The same goes for weight indexes: 87, 91. You can find 205/50 R16 on 24 car models - mainly Opel, Mazda, Volvo, Alfa Romeo, Kia.