Grocery Price Index

Diet Cola 50 products
Oct 2025
£5.12
Oct 2026
£5.09
- £0.03
-0.6% decrease
vs Oct 2025

Diet Cola
Stores

33 products
+ £0.06
1.2% increase
vs Oct 2025
29 products
+ £0.12
2.3% increase
vs Oct 2025
30 products
+ £0.12
2.6% increase
vs Oct 2025
31 products
+ £0.24
4.5% increase
vs Oct 2025
22 products
+ £0.21
5.8% increase
vs Oct 2025
18 products
+ £0.09
1.7% increase
vs Oct 2025
13 products
- £0.00
0% decrease
vs Oct 2025
23 products
- £1.36
-19.8% decrease
vs Oct 2025
8 products
- £0.00
0% decrease
vs Oct 2025
30 products
- £0.08
-1.3% decrease
vs Oct 2025

Diet Cola
Products

50 ProductsOct 2025Oct 2026Change
Pepsi Max No Sugar Cola Can (330ml)
£4.15£4.11 - £0.04
-1% decrease
Pepsi Max No Sugar Cola Can (330ml)
£10.21£10.84 + £0.63
6.2% increase
Coca-Cola Zero Sugar Can Coke (330ml)
£9.22£8.45 - £0.77
-8.4% decrease
Coca-Cola Zero Sugar (1.25l)
£1.74£1.47 - £0.27
-15.5% decrease
Pepsi Diet Cola Can (330ml)
£4.95£5.10 + £0.15
3% increase
Coca-Cola Zero Sugar (2l)
£2.31£2.20 - £0.11
-4.8% decrease
Pepsi Diet Cola Bottle (2l)
£2.66£2.18 - £0.48
-18% decrease
Pepsi Diet Cola Cans (330ml)
£9.86£10.69 + £0.83
8.4% increase
Diet Coke Bottle (500ml)
£1.75£1.78 + £0.03
1.7% increase
Coca-Cola Zero Sugar Cans (330ml)
£6.68£4.44 - £2.24
-33.5% decrease