Top 5 compared
The best protein shakers
A smooth shake after the gym, with no lumps and no leaks in the bag.
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The top 5 at a glance
A protein shaker is a bottle with a sealed lid and something inside to break up powder as you shake. Most use a loose steel whisk ball that rattles around; others have a fixed grate that mixes silently, or a rechargeable motor that spins a blade under the drink. Some add twist-on jars for powder, or vacuum-insulated steel that keeps a shake cold.
Most bottles are marked only part of the way up, leaving room to shake, so the scale says more than the headline size about how big a shake fits. Every bottle here without a motor goes in the dishwasher; the VOLTRX’s motor base has to stay out of water.
What matters
- A screw-on lid and flip cap that stay shut in a bag.
- A wide mouth, so powder goes in without spilling.
- A carry loop for keys or a bag strap.
- A BPA-free plastic cup, or stainless steel.
#1VELOMIX Protein Shaker Bottle, 28 fl oz (2-pack)
Under $10
Each of the two 28 fl oz bottles has its own steel whisk ball and a screw-on lid with a flip-top spout, so a clean spare goes in the gym bag while the used one waits for the dishwasher.
What owners say: Powder mixes smoothly with no clumps, the snap cap seals solidly and the bottles hold up well to the dishwasher. The wide opening makes them easy to wash out thoroughly.
Heads up: They’re made for powders and liquids: VELOMIX says no whole fruit, ice or hot drinks.
A closer look: Rinse each bottle once the shake is finished, then let it dry with the lid open, which VELOMIX suggests to keep smells away. The scale stops at 22 fl oz, leaving plenty of headroom for a hard shake, and the ball lifts straight out for washing.
- Screw-on lid, flip-top spout
- Whisk ball lifts out
- Dry with the lid open
Best for: Two bottles on the go
- Capacity
- 28 fl oz (marked to 22 fl oz)
- Mixer
- Steel whisk ball
- Dishwasher safe
- Top rack
- Insulated
- No
- Storage compartment
- No
#2BlenderBottle Classic V2, 20 fl oz
Under $10
A wide mouth for scooping powder in, a loop top to carry it by and the original BlenderBall whisk. Steve Sorensen made the first BlenderBall from hardware-store wire in 2000, and it’s still only found in BlenderBottle’s own shakers.
What owners say: It mixes protein powder perfectly, and owners like its size and look. The lid is the weak point for some: a few broke within weeks, and owners disagree on whether it leaks.
A closer look: The markings stop at 14 fl oz, leaving room at the top for the ball to work, so a scoop of powder and a glass of milk or water mixes without spilling. The loop on the lid takes a set of keys on the way to the gym, and SpoutGuard keeps fingers off the spout.
- Wide mouth for scooping powder
- Loop top takes keys
- 316 stainless steel ball
- Guard keeps fingers off spout
- Markings in ml and oz
Best for: Single-scoop shakes at the gym
- Capacity
- 20 fl oz (marked to 14 fl oz)
- Mixer
- BlenderBall (steel whisk)
- Dishwasher safe
- Yes
- Insulated
- No
- Storage compartment
- No
#3BlenderBottle ProStak, 22 fl oz
$10–$20
Two twist-on jars and a pill tray lock together under the bottle, so the day’s powder, a snack and the vitamins travel as one stack. The jars also work on their own, and a BlenderBall whisk does the mixing inside.
What owners say: The powder and pill compartments are the draw, and owners find it easy to clean and handy on the go. Most say the lid and cap seal tightly, though some find the cap stiff to close.
A closer look: Fill the jars with dry scoops at home and add the water only when you’re ready to drink, so the shake is fresh. The jars twist apart for washing, the bottle and lid go on the dishwasher’s top rack, and BlenderBottle sells extra jars for anyone who needs a taller stack.
- Storage jars also work separately
- Twists apart for washing
- Extra jars sold separately
Best for: Carrying powder and pills
- Capacity
- 22 fl oz (marked to 16 fl oz)
- Mixer
- BlenderBall (steel whisk)
- Dishwasher safe
- Top rack
- Insulated
- No
- Storage compartment
- Two jars and a pill tray
#4HydroJug Insulated Protein Shaker, 24 fl oz
$20–$30
Vacuum-insulated stainless steel keeps a shake or a pre-workout ice-cold for hours with no sweating on the outside, and a built-in grate mixes powder quietly, with no metal ball clanging around the gym.
What owners say: Ice is still frozen hours later, and the grate mixes protein as smoothly as a blender, quietly too. Most find the lid seals tightly, though a few say it stopped closing properly over time.
A closer look: Add the liquid first, then the powder, and give it a few hard shakes so the grate can break up the clumps. The carry loop hooks onto a bag strap or a finger, and the lid and bottle go on the top rack of the dishwasher; it can’t go in the microwave.
- No sweating on the outside
- Leak-proof flip-up lid
- Carry loop
- Add liquid before the powder
Best for: Cold shakes all day
- Capacity
- 24 fl oz
- Mixer
- Silent mixing grate
- Dishwasher safe
- Top rack
- Insulated
- Yes
- Storage compartment
- No
#5VOLTRX Gallium Electric Shaker Bottle, 24 fl oz
$10–$20
A 6,000 rpm motor and blade in the base mix a shake in about 15 seconds at the press of a button, with no ball and no lumps, and it’s strong enough to blend in a squashed banana.
What owners say: Much easier than shaking by hand, it mixes smoothly in a solidly built Tritan cup. Battery life, motor power and leaks all split opinion, and some had it fail within a month.
A closer look: Keep to 16 fl oz of liquid and up to three scoops of powder so the blade has room to work; the markings go up to 20 fl oz. The screw-on top stays sealed in a gym bag; wash the cup, and keep the motor base out of water.
- Mixes in about 15 seconds
- 6,000 rpm motor
- Blends in a banana
- Rechargeable over USB
- BPA-free cup
Best for: Lump-free without shaking
- Capacity
- 24 fl oz (up to 16 fl oz liquid)
- Mixer
- Electric blade
- Dishwasher safe
- –
- Insulated
- No
- Storage compartment
- No
How they compare
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| Feature | #1VELOMIX 28 fl oz (2-pack) | #2BlenderBottle Classic V2 | #3BlenderBottle ProStak | #4HydroJug 24 fl oz | #5VOLTRX Gallium |
|---|---|---|---|---|---|
| Best overall | Runner-up | Best with storage | Best insulated | Best electric | |
| Picked Rating | 9.5 | 9.3 | 9.3 | 9.2 | 8.6 |
| Price | Under $10 | Under $10 | $10–$20 | $20–$30 | $10–$20 |
| Capacity | 28 fl oz (marked to 22 fl oz) | 20 fl oz (marked to 14 fl oz) | 22 fl oz (marked to 16 fl oz) | 24 fl oz | 24 fl oz (up to 16 fl oz liquid) |
| Mixer | Steel whisk ball | BlenderBall (steel whisk) | BlenderBall (steel whisk) | Silent mixing grate | Electric blade |
| Dishwasher safe | Top rack | Yes | Top rack | Top rack | – |
| Insulated | No | No | No | Yes | No |
| Storage compartment | No | No | Two jars and a pill tray | No | No |
| Best for | Two bottles on the go | Single-scoop shakes at the gym | Carrying powder and pills | Cold shakes all day | Lump-free without shaking |
| Buy now | Amazon | Amazon | Amazon | Amazon | Amazon |
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