Fiat Grande Punto 1.2 - Replacement Battery

[Mark]

Fiat Grande Punto 1.2 - Replacement Battery

Since the cold weather hit my Fiat Grande Punto 1.2 is not starting as well as it should be.

The current battery is a Varta 12V 50Ah 360A, Fiat. 51773101

If you check on AutoCarParts these are the recommended replacements:
Lion 202
Lion 012
Exide Premium 012 (£67)
Exide Excell 202 (£47.50)
Bosch S3 012 (£51)
Bosch S4 012 (£70)
Exide ECM 027 EL600 (£100+)
Bosch EFB 027 (£100+)

Option B:
Bosch S4 202 (£56)
Amp Hours: (Ah): 42Ah
Cold Cranking Amp: (CCA): 360cca
Length: 175mm Width: 175mm Height: 190mm

And Option A:
Exide Excell 012 (£51.54)
Amp Hours: (Ah): 50Ah
Cold Cranking Amp: (CCA): 450CCA
Length: 212mm Width: 175mm Height: 190mm
Type: 012 / 079
Model: EB500
Desc: 50Ah 450cca Sealed