Cheapest Rubicon — Offers & Deals This Week
Every Rubicon product we track across Morrisons, Tesco, Asda and Sainsbury's — 112 lines ranked by £/litre so you can see which pack size and which shop is actually cheapest.
112Products
50On offer
4Supermarkets
£0.67Cheapest £/litre
112 drinks
| Product | Shop | Size | Price | Deal price | Per can/bottle | £/litre | £/litre after deals | Saving | |
|---|---|---|---|---|---|---|---|---|---|
| Tesco | 1 × 1500ml | £1.20 | £1.00 Clubcard Price | £1.00 | £0.80 | £0.67per litre after deals | 17% | Clubcard Price | |
| Tesco | 1 × 1500ml | £1.20 | £1.00 Clubcard Price | £1.00 | £0.80 | £0.67per litre after deals | 17% | Clubcard Price | |
| Tesco | 1 × 1500ml | £1.20 | £1.00 Clubcard Price | £1.00 | £0.80 | £0.67per litre after deals | 17% | Clubcard Price | |
| Tesco | 1 × 1500ml | £1.20 | £1.00 Clubcard Price | £1.00 | £0.80 | £0.67per litre after deals | 17% | Clubcard Price | |
| Sainsbury's | 1 × 1500ml | £1.50 | £1.00 Nectar Price | £1.00 | £1.00 | £0.67per litre after deals | 33% | Nectar Price | |
 Rubicon 1.5L Twist Berry Blast Still Flavoured Spring Water✓ Same price at Tesco | Sainsbury's | 1 × 1500ml | £1.50 | £1.00 Nectar Price | £1.00 | £1.00 | £0.67per litre after deals | 33% | Nectar Price |
 Rubicon 1.5L Twist Mango Mist Still Flavoured Spring Water✓ Same price at Tesco | Sainsbury's | 1 × 1500ml | £1.50 | £1.00 Nectar Price | £1.00 | £1.00 | £0.67per litre after deals | 33% | Nectar Price |
 Rubicon Sparkling Mango Juice Soft Drink 2l✓ Cheapest of 4 shops | Sainsbury's | 1 × 2000ml | £2.10 | £1.45 Nectar Price | £1.45 | £1.05 | £0.72per litre after deals | 31% | Nectar Price |
 Rubicon 2L Sparkling Passion Soft Drink Bottle✓ Cheapest of 2 shops | Sainsbury's | 1 × 2000ml | £2.10 | £1.45 Nectar Price | £1.45 | £1.05 | £0.72per litre after deals | 31% | Nectar Price |
| Morrisons | 1 × 2000ml | £1.95 | £1.50 | £1.50 | £0.97 | £0.75per litre after deals | 23% | ||
 Rubicon Sparkling Mango Soft Drink Bottle 2L≈ Similar price at Sainsbury's (5p less) | Asda | 1 × 2000ml | £2.04 | £1.50 (buy 2) Any 2 for £3 | £1.50 | £1.02 | £0.75per litre after deals | 26% | Any 2 for £3 |
 Rubicon Sparkling Cherry Burst Soft Drink Bottle 2L✓ Same price at Sainsbury's | Asda | 1 × 2000ml | £2.04 | £1.50 (buy 2) Any 2 for £3 | £1.50 | £1.02 | £0.75per litre after deals | 26% | Any 2 for £3 |
 Rubicon Sparkling Lychee Juice Soft Drink 2L✓ Same price at Tesco | Morrisons | 1 × 2000ml | £1.50 | — | £1.50 | £0.75 | £0.75per litre | £1.50 | |
 Rubicon 2L Sparkling Cherry Burst Soft Drink Bottle✓ Same price at Asda | Sainsbury's | 1 × 2000ml | £2.10 | £1.50 Nectar Price | £1.50 | £1.05 | £0.75per litre after deals | 29% | Nectar Price |
 Rubicon 2L Sparkling Tropical Soft Drink Bottle✓ Cheapest of 2 shops | Sainsbury's | 1 × 2000ml | £2.10 | £1.50 Nectar Price | £1.50 | £1.05 | £0.75per litre after deals | 29% | Nectar Price |
 Rubicon Sparkling Mango Juice Drink 2 Litre Bottle≈ Similar price at Sainsbury's (5p less) | Tesco | 1 × 2000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £1.15 | £0.75per litre after deals | 35% | Any 2 for £3 Clubcard Price |
 Rubicon Sparkling Lychee Juice Drink 2L✓ Same price at Morrisons | Tesco | 1 × 2000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £1.15 | £0.75per litre after deals | 35% | Any 2 for £3 Clubcard Price |
 Rubicon Sparkling Passion Fruit Juice Drink 2 Litre≈ Similar price at Sainsbury's (5p less) | Tesco | 1 × 2000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £1.15 | £0.75per litre after deals | 35% | Any 2 for £3 Clubcard Price |
| Sainsbury's | 1 × 1500ml | £1.95 | £1.35 Nectar Price | £1.35 | £1.30 | £0.90per litre after deals | 31% | Nectar Price | |
| Asda | 24 × 330ml | £9.47 | £7.50 (buy 2) Any 2 for £15 | 31p | £1.20 | £0.95per litre after deals | 21% | Any 2 for £15 | |
| Morrisons | 1 × 2000ml | £2.00 | — When it's gone it's gone | £2.00 | £1.00 | £1.00per litre | £2.00 When it's gone it's gone | ||
 Rubicon Sparkling Mango Soft Drink Bottle 2L↓ 55p less at Sainsbury's → | Morrisons | 1 × 2000ml | £2.00 | — | £2.00 | £1.00 | £1.00per litre | £2.00 | |
 Rubicon Sparkling Cherry Burst 2L↓ 50p less at Asda or Sainsbury's (multibuy) → | Morrisons | 1 × 2000ml | £2.00 | — | £2.00 | £1.00 | £1.00per litre | £2.00 | |
 Rubicon Sparkling Tropical 2L↓ 50p less at Sainsbury's → | Morrisons | 1 × 2000ml | £2.00 | — | £2.00 | £1.00 | £1.00per litre | £2.00 | |
| Tesco | 1 × 1500ml | £1.95 | £1.50 Clubcard Price | £1.50 | £1.30 | £1.00per litre after deals | 23% | Clubcard Price | |
| Tesco | 1 × 1500ml | £1.95 | £1.50 Clubcard Price | £1.50 | £1.30 | £1.00per litre after deals | 23% | Clubcard Price | |
 Rubicon Sparkling Mango Juice Soft Drink✓ Cheapest of 3 shops | Morrisons | 18 × 330ml | £6.00 | — | 33p | £1.01 | £1.01per litre | £6.00 · 33p each | |
 Rubicon Sparkling Passion Soft Drink Can Multipack 18x330ml✓ Cheapest of 2 shops | Asda | 18 × 330ml | £6.50 | — | 36p | £1.09 | £1.09per litre | £6.50 · 36p each | |
| Asda | 18 × 330ml | £6.50 | — | 36p | £1.09 | £1.09per litre | £6.50 · 36p each | ||
| Asda | 8 × 330ml | £3.00 | — | 38p | £1.14 | £1.14per litre | £3.00 · 38p each | ||
 Rubicon Sparkling Mango Soft Drink Can Multipack 8x330ml✓ Cheapest of 3 shops | Asda | 8 × 330ml | £3.00 | — | 38p | £1.14 | £1.14per litre | £3.00 · 38p each | |
 Rubicon Sparkling Mango Drink 18 X 330Ml↓ 80p less at Morrisons → | Tesco | 18 × 330ml | £9.00 | £6.80 Clubcard Price | 38p | £1.52 | £1.14per litre after deals | 24% | Clubcard Price |
 Rubicon Sparkling Passion Fruit Juice 18x330ml≈ Similar price at Asda (30p less) | Tesco | 18 × 330ml | £9.00 | £6.80 Clubcard Price | 38p | £1.52 | £1.14per litre after deals | 24% | Clubcard Price |
 Rubicon Still Mango Fruit Juice Drink Carton Multipack 4x1L✓ Cheapest of 3 shops | Asda | 4 × 1000ml | £7.76 | £5.00 (buy 2) ANY 2 FOR £10 | £1.25 | £1.94 | £1.25per litre after deals | 36% | ANY 2 FOR £10 |
| Asda | 1 × 1500ml | £1.93 | — | £1.93 | £1.29 | £1.29per litre | £1.93 | ||
| Asda | 1 × 1500ml | £1.93 | — | £1.93 | £1.29 | £1.29per litre | £1.93 | ||
 Rubicon 8 x 330ml Sparkling Mango Juice Soft Drink↓ 50p less at Asda → | Sainsbury's | 8 × 330ml | £4.00 | £3.50 Nectar Price | 44p | £1.52 | £1.33per litre after deals | 12% | Nectar Price |
| Sainsbury's | 8 × 330ml | £4.00 | £3.50 Nectar Price | 44p | £1.52 | £1.33per litre after deals | 12% | Nectar Price | |
 Rubicon Sparkling Mango 8 x 330ml↓ 75p less at Asda → | Morrisons | 8 × 330ml | £5.20 | £3.75 (buy 2) Buy 2 for £7.50 | 47p | £1.97 | £1.42per litre after deals | 28% | Buy 2 for £7.50 |
| Tesco | 6 × 330ml | £4.20 | £2.85 Clubcard Price | 48p | £2.12 | £1.44per litre after deals | 32% | Clubcard Price | |
 Rubicon Sparkling Mango Juice Soft Drink 6x330ml✓ Cheapest of 3 shops | Sainsbury's | 6 × 330ml | £3.85 | £2.85 Nectar Price | 48p | £1.94 | £1.44per litre after deals | 26% | Nectar Price |
 Rubicon Sparkling Passionfruit Juice Soft Drink 6x330ml✓ Cheapest of 2 shops | Sainsbury's | 6 × 330ml | £3.85 | £2.85 Nectar Price | 48p | £1.94 | £1.44per litre after deals | 26% | Nectar Price |
 Rubicon Still Mango Juice Drink 4X1 Litre Carton↓ 85p less at Asda (multibuy) → | Tesco | 4 × 1000ml | £8.50 | £5.85 Clubcard Price | £1.46 | £2.12 | £1.46per litre after deals | 31% | Clubcard Price |
 Rubicon Still Mango Drink Cartons 4 x 1L↓ £1.00 less at Asda (multibuy) → | Morrisons | 4 × 1000ml | £6.00 | — | £1.50 | £1.50 | £1.50per litre | £6.00 · £1.50 each | |
 Rubicon 1L Real Fruit Mango Passion No Added Sugar Squash✓ Same price at Tesco | Sainsbury's | 1 × 1000ml | £2.25 | £1.50 Nectar Price | £1.50 | £2.25 | £1.50per litre after deals | 33% | Nectar Price |
 Rubicon 1L Real Fruit Pineapple Lime No Added Sugar Squash✓ Same price at Tesco | Sainsbury's | 1 × 1000ml | £2.25 | £1.50 Nectar Price | £1.50 | £2.25 | £1.50per litre after deals | 33% | Nectar Price |
| Sainsbury's | 1 × 1000ml | £2.25 | £1.50 Nectar Price | £1.50 | £2.25 | £1.50per litre after deals | 33% | Nectar Price | |
 Rubicon Mango Juice Drink 1 Litre✓ Cheapest of 3 shops | Tesco | 1 × 1000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £2.30 | £1.50per litre after deals | 35% | Any 2 for £3 Clubcard Price |
 Rubicon Still Lychee Juice Drink 1 Litre Carton✓ Cheapest of 3 shops | Tesco | 1 × 1000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £2.30 | £1.50per litre after deals | 35% | Any 2 for £3 Clubcard Price |
 Rubicon Still Guava Juice Drink 1L✓ Cheapest of 3 shops | Tesco | 1 × 1000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £2.30 | £1.50per litre after deals | 35% | Any 2 for £3 Clubcard Price |
 Rubicon Still Passion Fruit Juice Drink 1 L Carton✓ Cheapest of 3 shops | Tesco | 1 × 1000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £2.30 | £1.50per litre after deals | 35% | Any 2 for £3 Clubcard Price |
 Rubicon Still Pomegranate Juice Drink 1 Litre Carton✓ Cheapest of 2 shops | Tesco | 1 × 1000ml | £2.30 | £1.50 (buy 2) Any 2 for £3 Clubcard Price | £1.50 | £2.30 | £1.50per litre after deals | 35% | Any 2 for £3 Clubcard Price |
| Tesco | 1 × 1000ml | £2.25 | £1.50 Clubcard Price | £1.50 | £2.25 | £1.50per litre after deals | 33% | Clubcard Price | |
| Tesco | 1 × 1000ml | £2.25 | £1.50 Clubcard Price | £1.50 | £2.25 | £1.50per litre after deals | 33% | Clubcard Price | |
| Tesco | 1 × 1000ml | £2.25 | £1.50 Clubcard Price | £1.50 | £2.25 | £1.50per litre after deals | 33% | Clubcard Price | |
 Rubicon Sparkling Mango Juice Soft Drink≈ Similar price at Sainsbury's (15p less) | Morrisons | 6 × 330ml | £3.00 | — | 50p | £1.52 | £1.52per litre | £3.00 · 50p each | |
 Rubicon Sparkling Passionfruit Juice Soft Drink≈ Similar price at Sainsbury's (15p less) | Morrisons | 6 × 330ml | £3.00 | — | 50p | £1.52 | £1.52per litre | £3.00 · 50p each | |
 Rubicon Still Mango Drink Carton 1L↓ 25p less at Tesco (multibuy) → | Morrisons | 1 × 1000ml | £1.75 | — | £1.75 | £1.75 | £1.75per litre | £1.75 | |
 Rubicon Still Guava Drink Carton 1L↓ 25p less at Tesco (multibuy) → | Morrisons | 1 × 1000ml | £1.75 | — | £1.75 | £1.75 | £1.75per litre | £1.75 | |
 Rubicon Still Passion Fruit Juice Drink↓ 25p less at Tesco (multibuy) → | Morrisons | 1 × 1000ml | £1.75 | — | £1.75 | £1.75 | £1.75per litre | £1.75 | |
 Rubicon Still Lychee Drink Carton 1L↓ 25p less at Tesco (multibuy) → | Morrisons | 1 × 1000ml | £1.75 | — | £1.75 | £1.75 | £1.75per litre | £1.75 | |
| Tesco | 1 × 1000ml | £2.25 | £1.75 (buy 2) Any 2 for £3.50 Clubcard Price | £1.75 | £2.25 | £1.75per litre after deals | 22% | Any 2 for £3.50 Clubcard Price | |
| Tesco | 1 × 1000ml | £2.25 | £1.75 (buy 2) Any 2 for £3.50 Clubcard Price | £1.75 | £2.25 | £1.75per litre after deals | 22% | Any 2 for £3.50 Clubcard Price | |
| Tesco | 1 × 1000ml | £2.25 | £1.75 (buy 2) Any 2 for £3.50 Clubcard Price | £1.75 | £2.25 | £1.75per litre after deals | 22% | Any 2 for £3.50 Clubcard Price | |
| Asda | 1 × 1000ml | £1.93 | — | £1.93 | £1.93 | £1.93per litre | £1.93 | ||
 Rubicon Still Deluxe Guava Juice Drink Carton 1L✓ Cheapest of 2 shops | Asda | 1 × 1000ml | £1.93 | — | £1.93 | £1.93 | £1.93per litre | £1.93 | |
 Rubicon Still Deluxe Mango Juice Drink Carton 1L✓ Cheapest of 3 shops | Asda | 1 × 1000ml | £1.93 | — | £1.93 | £1.93 | £1.93per litre | £1.93 | |
| Asda | 1 × 1000ml | £1.93 | — | £1.93 | £1.93 | £1.93per litre | £1.93 | ||
| Asda | 6 × 330ml | £3.84 | — | 64p | £1.94 | £1.94per litre | £3.84 · 64p each | ||
| Asda | 6 × 330ml | £3.84 | — | 64p | £1.94 | £1.94per litre | £3.84 · 64p each | ||
 Rubicon Still Guava Juice Drink Carton 1L↓ 44p less at Tesco (multibuy) → | Asda | 1 × 1000ml | £1.94 | — | £1.94 | £1.94 | £1.94per litre | £1.94 | |
 Rubicon Still Passion Juice Drink Carton 1L↓ 44p less at Tesco (multibuy) → | Asda | 1 × 1000ml | £1.94 | — | £1.94 | £1.94 | £1.94per litre | £1.94 | |
 Rubicon Still Pomegranate Juice Drink Carton 1L↓ 44p less at Tesco (multibuy) → | Asda | 1 × 1000ml | £1.94 | — | £1.94 | £1.94 | £1.94per litre | £1.94 | |
 Rubicon Still Mango Fruit Juice Drink Carton 1L↓ 44p less at Tesco (multibuy) → | Asda | 1 × 1000ml | £1.94 | — | £1.94 | £1.94 | £1.94per litre | £1.94 | |
 Rubicon Still Lychee Juice Drink Carton 1L↓ 44p less at Tesco (multibuy) → | Asda | 1 × 1000ml | £1.94 | — | £1.94 | £1.94 | £1.94per litre | £1.94 | |
| Asda | 1 × 1000ml | £1.94 | — | £1.94 | £1.94 | £1.94per litre | £1.94 | ||
 Rubicon Raw Energy Zero Added Sugar Cherry Raspberry 500ml✓ Cheapest of 2 shops | Asda | 1 × 500ml | £1.00 | — | £1.00 | £2.00 | £2.00per litre | £1.00 | |
 Rubicon Raw Energy Raspberry & Blueberry 500ml✓ Cheapest of 2 shops | Asda | 1 × 500ml | £1.00 | — | £1.00 | £2.00 | £2.00per litre | £1.00 | |
 Rubicon Sparkling Lychee 330ml✓ Cheapest of 3 shops | Sainsbury's | 1 × 330ml | £0.80 | £0.70 Nectar Price | 70p | £2.42 | £2.12per litre after deals | 13% | Nectar Price |
 Rubicon Sparkling Guava Juice Drink 330ml✓ Cheapest of 2 shops | Sainsbury's | 1 × 330ml | £0.80 | £0.70 Nectar Price | 70p | £2.42 | £2.12per litre after deals | 13% | Nectar Price |
 Rubicon Sparkling Mango 330ml✓ Cheapest of 3 shops | Sainsbury's | 1 × 330ml | £0.80 | £0.70 Nectar Price | 70p | £2.42 | £2.12per litre after deals | 13% | Nectar Price |
 Rubicon Still Lychee Drink Carton 288ml✓ Cheapest of 3 shops | Morrisons | 1 × 288ml | £0.80 | £0.67 (buy 3) Buy 3 for £2 | 67p | £2.78 | £2.33per litre after deals | 16% | Buy 3 for £2 |
| Asda | 1 × 330ml | £0.78 | — | 78p | £2.36 | £2.36per litre | £0.78 | ||
 Rubicon Sparkling Mango Soft Drink Can 330ml≈ Similar price at Sainsbury's (8p less) | Asda | 1 × 330ml | £0.78 | — | 78p | £2.36 | £2.36per litre | £0.78 | |
 Rubicon Sparkling Lychee Soft Drink Can 330ml≈ Similar price at Sainsbury's (8p less) | Asda | 1 × 330ml | £0.78 | — | 78p | £2.36 | £2.36per litre | £0.78 | |
 Rubicon Sparkling Guava Soft Drink Can 330ml≈ Similar price at Sainsbury's (8p less) | Asda | 1 × 330ml | £0.78 | — | 78p | £2.36 | £2.36per litre | £0.78 | |
| Asda | 1 × 330ml | £0.78 | — | 78p | £2.36 | £2.36per litre | £0.78 | ||
| Tesco | 1 × 750ml | £1.80 | — | £1.80 | £2.40 | £2.40per litre | £1.80 | ||
 Rubicon Still Deluxe Mango Fruit Juice Drink ↓ 57p less at Asda → | Morrisons | 1 × 1000ml | £2.50 | — | £2.50 | £2.50 | £2.50per litre | £2.50 | |
| Sainsbury's | 1 × 750ml | £1.95 | — | £1.95 | £2.60 | £2.60per litre | £1.95 | ||
 Rubicon Deluxe Mango 1L↓ 77p less at Asda → | Tesco | 1 × 1000ml | £2.70 | — | £2.70 | £2.70 | £2.70per litre | £2.70 | |
 Rubicon Deluxe Guava 1L↓ 77p less at Asda → | Tesco | 1 × 1000ml | £2.70 | — | £2.70 | £2.70 | £2.70per litre | £2.70 | |
| Asda | 1 × 288ml | £0.78 | — | 78p | £2.71 | £2.71per litre | £0.78 | ||
 Rubicon Still Mango Juice Drink Carton 288ml✓ Cheapest of 2 shops | Asda | 1 × 288ml | £0.78 | — | 78p | £2.71 | £2.71per litre | £0.78 | |
| Asda | 1 × 288ml | £0.78 | — | 78p | £2.71 | £2.71per litre | £0.78 | ||
 Rubicon Still Lychee Juice Drink Carton 288ml↓ 11p less at Morrisons (multibuy) → | Asda | 1 × 288ml | £0.78 | — | 78p | £2.71 | £2.71per litre | £0.78 | |
 Rubicon Sparkling Lychee Juice Drink 330Ml Can↓ 20p less at Sainsbury's → | Tesco | 1 × 330ml | £0.90 | — | 90p | £2.73 | £2.73per litre | £0.90 | |
 Rubicon Sparkling Mango Juice Drink 330Ml Can↓ 20p less at Sainsbury's → | Tesco | 1 × 330ml | £0.90 | — | 90p | £2.73 | £2.73per litre | £0.90 | |
| Morrisons | 1 × 500ml | £1.40 | — | £1.40 | £2.80 | £2.80per litre | £1.40 | ||
| Morrisons | 1 × 500ml | £1.40 | — | £1.40 | £2.80 | £2.80per litre | £1.40 | ||
| Morrisons | 1 × 500ml | £1.40 | — | £1.40 | £2.80 | £2.80per litre | £1.40 | ||
 Rubicon Raw Energy Raspberry Blueberry 500Ml↓ 45p less at Asda → | Tesco | 1 × 500ml | £1.45 | — | £1.45 | £2.90 | £2.90per litre | £1.45 | |
 Rubicon RAW Energy Cherry Raspberry Zero Added Sugar 500ml↓ 45p less at Asda → | Tesco | 1 × 500ml | £1.45 | — | £1.45 | £2.90 | £2.90per litre | £1.45 | |
| Tesco | 1 × 500ml | £1.45 | — | £1.45 | £2.90 | £2.90per litre | £1.45 | ||
| Tesco | 1 × 500ml | £1.45 | — | £1.45 | £2.90 | £2.90per litre | £1.45 | ||
 Rubicon Still Mango Juice Drink 288Ml Carton≈ Similar price at Asda (7p less) | Tesco | 1 × 288ml | £0.85 | — | 85p | £2.95 | £2.95per litre | £0.85 | |
 Rubicon Still Lychee Juice Drink 288Ml Carton↓ 18p less at Morrisons (multibuy) → | Tesco | 1 × 288ml | £0.85 | — | 85p | £2.95 | £2.95per litre | £0.85 | |
| Morrisons | 1 × 500ml | £1.60 | — | £1.60 | £3.20 | £3.20per litre | £1.60 | ||
 Rubicon Sparkling Mango Juice Soft Drink✓ Cheapest of 2 shops | Morrisons | 1 × 500ml | £2.00 | — | £2.00 | £4.00 | £4.00per litre | £2.00 | |
 Rubicon Sparkling Mango Juice Soft Drink 500ml↓ 25p less at Morrisons → | Sainsbury's | 1 × 500ml | £2.25 | — | £2.25 | £4.50 | £4.50per litre | £2.25 | |
| Sainsbury's | 1 × 500ml | £2.25 | — | £2.25 | £4.50 | £4.50per litre | £2.25 | ||
| Sainsbury's | 1 × 500ml | £2.25 | — | £2.25 | £4.50 | £4.50per litre | £2.25 |
Rubicon at a glance
We track 112 Rubicon lines across 4 supermarkets; 50 are on offer this week, and 42 of those need a Clubcard or Nectar card.
Of the 32 Rubicon products sold at more than one of them, the cheapest (or joint cheapest) is Sainsbury's on 15, Tesco on 12, Asda on 9 and Morrisons on 4.
Best value by volume: Rubicon Twist Mango Mist Still Flavoured Spring Water 1.5L at Tesco, £0.67 per litre after the deal.
Biggest cut: Rubicon Still Mango Fruit Juice Drink Carton Multipack 4x1L at Asda, £7.76 → £5.00 when you buy 2 (36% off).
| Shop | Lines | On offer | Cheapest £/litre |
|---|---|---|---|
| Tesco | 35 | 24 | £0.67 |
| Asda | 33 | 4 | £0.75 |
| Morrisons | 22 | 4 | £0.75 |
| Sainsbury's | 22 | 18 | £0.67 |
Same drink, different price
Rubicon Sparkling Mango Juice Soft Drink 2l is £0.72 per litre at Sainsbury's. The same drink in Rubicon Sparkling Mango Juice Soft Drink 500ml at Sainsbury's is £4.50 per litre — 6.2× more for what is, once you pour it, identical. Pack size is doing that, not the product.