SodaStream Flavor Mixes Buying Guide: Drops vs Drink Mix
By SodaStream Official: Sparkling Water Makers, Carbonating ... | Published: 2026-10-16
Category: Buying Guides
Compare SodaStream bubly drops and Pepsi drink mixes to pick the right flavor format for your fizz, from zero-sugar cola to peach essence.
Quick answer
Choose bubly drops if you want lightly flavored sparkling water with no cola taste and a lower cost per liter. Choose Pepsi drink mixes if you want a full-flavor cola or lemon-lime soda. For a zero-sugar cola, pick the Pepsi Zero Sugar 4 Pack. For a classic cola, pick the Pepsi 4 Pack.
How the two formats actually differ
bubly drops are flavor essences: you add a few drops to plain carbonated water to get a hint of fruit. They do not contain sweeteners or cola base, so the result stays close to sparkling water. Pepsi drink mixes are complete beverage syrups: you mix them with carbonated water to create a cola or lemon-lime soda with full flavor and sweetness. The choice comes down to whether you want flavored water or a soda replacement.
Cost per liter: drops vs 4 packs
bubly drops are sold in 40ml bottles that make about 12L of sparkling water when prepared according to instructions. That makes them the lower-cost way to add variety to everyday fizz. Pepsi drink mix 4 packs contain four 440ml bottles, and the catalog price is higher per pack, so they suit households that drink cola regularly and want a closer match to store-bought soda. If you mostly drink plain sparkling water, drops stretch further; if you replace canned soda, the 4 packs earn their shelf space.
Flavor intensity and sweetness
bubly drops deliver essence-level flavor, so you control strength by counting drops. Start with the amount on the bottle and add more only if you want a stronger fruit note. Pepsi drink mixes are pre-sweetened and pre-flavored, so the ratio is fixed by the instructions. You cannot make a Pepsi drink mix less sweet without changing the taste balance, and you cannot make bubly drops sweet without adding your own sweetener. Match the format to how you already drink: unsweetened seltzer fans usually prefer drops, while cola fans prefer drink mixes.
Zero sugar vs regular: what the Pepsi packs offer
The Pepsi Zero Sugar 4 Pack turns SodaStream sparkling water into Pepsi Zero Sugar and Starry Zero Sugar. The regular Pepsi 4 Pack makes Pepsi and Starry. Both are available in most markets across the US. If you avoid sugar, the Zero Sugar pack is the direct swap. If you want the classic taste, the regular pack is the closer match. Neither pack is a bubly drops substitute because they are full soda flavors, not essences.
Freshness and storage
bubly drops come in small 40ml bottles, so a single bottle fits easily in a cabinet and stays fresh through about 12L of use. The Peach bubly drops bottle is marked final sale, which means no returns, so confirm you like peach before buying. Pepsi drink mix 4 packs contain four larger 440ml bottles; once opened, keep them capped and cool to slow flavor loss. If you drink soda slowly, a 4 pack may last months, so check the date on the pack when it arrives.
Decision rules for buying SodaStream flavors
- If you drink plain seltzer daily: Buy bubly drops in the fruit flavors you already like. One 40ml bottle makes about 12L, so a single bottle covers roughly a week of heavy seltzer drinking. Start with Raspberry bubly drops unless you already know you love peach.
- If you miss cola: Buy a Pepsi drink mix 4 pack instead of drops. Choose the Zero Sugar pack if you avoid sugar; choose the regular pack if you want the classic taste. The Zero Sugar pack covers both Pepsi Zero Sugar and Starry Zero Sugar.
- If you want both water and soda: Buy one bubly drops bottle and one Pepsi 4 pack. Use drops for everyday hydration and drink mix when you want a full-flavor soda. This split keeps cost per liter low while covering cola cravings.
- If you are unsure about a flavor: Avoid final-sale bottles like Peach bubly drops unless you have tasted that flavor before. Final sale means you cannot return it if you dislike it. Choose a returnable flavor first, then buy final-sale only as a confirmed favorite.
Product facts to compare
- Sodastream Pepsi Zero Sugar Drink Mix 4 Pack 440ml: Sodastream Pepsi Zero Sugar Drink Mix 4 Pack 440ml turns SodaStream sparkling water into Pepsi Zero Sugar and Starry Zero Sugar in seconds. Best for households that want a zero-sugar cola and lemon-lime soda without buying cans.
- Sodastream Pepsi Drink Mix 4 Pack 440ml: Sodastream Pepsi Drink Mix 4 Pack 440ml turns SodaStream sparkling water into Pepsi and Starry in seconds. Best for classic cola fans who want the regular-sugar taste at home.
- Sodastream bubly drops® Peach Natural Flavor Essence 40ml - final sale: Sodastream bubly drops Peach Natural Flavor Essence 40ml makes about 12L of bubly sparkling water when prepared according to instructions. A low-commitment way to try peach flavor, but final sale means no returns.
- Sodastream bubly drops® Raspberry Natural Flavor Essence 40ml: Sodastream bubly drops Raspberry Natural Flavor Essence 40ml makes about 12L of bubly sparkling water when prepared according to instructions. A flexible fruit essence for everyday sparkling water without sweeteners.
Who should buy which format
Best for
- Shoppers who want unsweetened sparkling water and control flavor strength drop by drop
- Cola drinkers who want a zero-sugar Pepsi or Starry substitute at home
- Households that want both a low-cost water flavor and a full-soda option
Not for
- Shoppers who want a sweet fruit soda from a drops bottle; bubly drops are unsweetened essence
- Anyone who needs a caffeine-free cola alternative from the Pepsi packs without checking the label
- Buyers who want to avoid final-sale items and need a return option
