If you are looking for the best full-size massage gun, this Renpho C3 vs Hydragun comparison might help. Both are excellent devices with unique specs that may fit your needs to a tee.

Check out their massage gun features below.

Renpho C3 vs Hydragun Massage Guns

Renpho C3 and the original Hydragun are top-tier options if you prefer full-size handheld massagers. But between the two, the Renpho C3 appears to have a better design, massage power, speed options and attachment set. Best of all, you get its premium features without spending a lot.

That doesn’t mean the Hydragun is inferior, though.

This model is also exceptional, with specs that may match your lifestyle and preferences.

To give you a quick overview, here’s a table summarising the product details of both devices.

Keep reading for further comparison.

Weight957 g1 kg
HandleStandard; silicone coatedStandard; silicone coated
Attachment heads67
Storage caseSingle carrying case for the device and other partsSingle carrying case for the device and other parts
Stall force33 kg (72 lbs)18 kg (40 lbs)
Stroke length10 mm12 mm
Speed range and settings1400 to 3200 RPM with 20 levels1200 to 3200 RPM with six levels
Noise level63.5 dB50 dB
Battery type and life2000 mAh rechargeable battery; 4 hours2600 mAh rechargeable battery; 3 to 6 hours
PriceMid-range but more affordableMid-range

Design and Ergonomics

The Renpho C3 and Hydragun share a similar standard gun-like shape. Their weights are almost the same as well.

Both devices are not heavy. You can easily hold, manoeuvre or carry them anywhere. These models also have silicone-coated handles for a secure, non-slip grip.

However, I think Hydragun’s 99-degree angled handle feels better on the hand.

This ergonomic handle is also easier to position and aim at difficult-to-reach areas without straining your wrists.

But Renpho C3 sports a better interface, though.

While Hydragun has a one-button-does-all design, Renpho has a dedicated on/off button at the base of the handle for standby mode.

Turning the device on should light up the digital display at the top. This part has three touch buttons for power and speed adjustment.

It also shows the speed and battery level in large digital numbers.

I find this interface design better than the dotted-type battery or speed indicators of the Hydragun.

The Renpho C3 also has a unique vent at the top to allow heat to dissipate while the device is in use.

It is an excellent design add-on that protects the motor and ensures product longevity.

Winner: Renpho C3. The clearer digital interface of this model is easier to figure out. The lighted display is also excellent for massage sessions no matter what time of day. It’s also slightly lighter than the Hydragun, plus the top vent helps prevent overheating.

Hydragun attachments.

Attachment Heads and Storage Case

The Renpho C3 has six interchangeable massage heads, while the Hydragun has seven.

The sets have slightly different components, but overall, they are an excellent array for tackling small and large muscle issues.

One of their main differences is that Hydragun comes with three steel-tipped attachment heads, while Renpho C3 does not.

These steel heads are ideal if you prefer deeper massages. Their metallic top also lets the device glide over clothes.

Renpho C3 also includes unique massage heads not included in the Hydragun package.

These are the wedge head for the abdominal muscles and the air-cushioned head for relaxing sensitive muscles.

This soft air-cushioned head is also in the Bob and Brad C2 Massage Gun.

Renpho and Hydragun come with a zippered briefcase-like storage bag, where you can put the massager and all its components in one place.

Both have a hard casing exterior and designated compartments inside, so you can safely pack and travel with either device.

Winner: Both. These models have massage head attachments that cover most muscle groups, and both have quality carrying cases for easy storage and transport.

Massage Performance and Intensity

Stall force, stroke length and speed are the features to look for when comparing the performance of Renpho C3 vs Hydragun.

These objectively indicate how powerful your percussion massager will be. You can read more about them in my previous article on how to choose a massage gun.

And based on the specs of both devices, the Renpho C3 delivers more impact than the Hydragun due to its significantly higher stall force (33 kg).

With this percussion power, Renpho is ideal for intense massages. On the other hand, Hydragun’s 18-kg stall force is best for moderate percussive therapy.

The stroke length of both devices is nearly the same, but they have equal maximum speeds.

However, Renpho has 20 variable speed settings, whereas Hydragun only has six. Renpho also starts its low-speed level at 1400 RPM, while Hydragun is at 1200 RPM.

These differences in speed range and setting indicate that Renpho has more room for adjustment and would likely give you better massage control and precision.

Hydragun also gradually increases in intensity, but the speed difference and impact between levels will be more noticeable.

Winner: Both. Go for the Renpho C3 if you prefer deep-tissue massage sessions with more room for speed and intensity adjustments. On the other hand, the Hydragun is perfect for moderate-to-heavy massages.

Renpho C3 interface.


If you love having your massage before bedtime, at the gym, or in the office, look for a quiet massage gun.

That way, you can unwind and relax those sore muscles without drawing attention.

And the Hydragun is the best choice for this. With only 50 dB at maximum speed, this device is only as loud as the refrigerator hum (Centers for Disease Control and Prevention, 2022).

On the other hand, Renpho C3 generates about 63.5 dB at max speed, which is similar to a regular office environment.

It’s louder but relatively tolerable and not annoying.

Winner: Hydragun. This model is impressive when it comes to the noise level factor. Despite being a full-size percussion massager, its sound level is similar to most mini devices. And it’s one of the few portable massage guns available that’s noise-free yet versatile and powerful.

Battery Life

Battery capacity is a common issue with substandard massagers.

The good news is that you won’t encounter this with either Renpho C3 or Hydragun.

The original Hydragun has a 2600-mAh battery, which lasts up to 6 hours.

On the other hand, the Renpho massage gun has a 2000-mAh battery that works for up to 4 hours.

Given its high stall force, it would have been better if Renpho had a better-grade battery. Still, 4 hours of battery life is not bad.

The only downside with these models is you need to plug them into a wall socket to recharge.

Keep this in mind if you plan to pack either device for a trip or take it overseas.

One thing to note is that the Renpho C3 has a 15-minute auto-off function.

It’s an excellent battery-saving feature that prevents you from overusing the massage gun.

Also, note that both massage guns do not include a backup battery.

Winner: Hydragun. Its more powerful battery and longer battery life make it a better choice, especially if you travel a lot with your massage gun.


Price or cost is a tricky massage gun factor when comparing Renpho C3 vs Hydragun.

It tends to fluctuate and is easily affected by promos or discount offers.

Both massagers are within the mid-range category, though.

And, as of this writing, there’s a $200 price gap between the two models, with Renpho C3 being the cheaper one.

So, if you’re on a limited budget or still testing the waters, the Renpho model is a good starter.

It’s well made, feature-packed and travel-friendly minus the steep price.

Winner: Renpho C3. This model has balanced specs, features and price, giving it a good value for money.


The Renpho C3 and Hydragun should be at the top of your list if you prefer full-size massage guns.

Both are equally powerful with a good weight, selection of massage heads and intensity options.

These high-quality massage guns come from reputable brand manufacturers, too. They even sport the same traditional gun shape.

It is a close match, for sure. But a thorough inspection shows that these devices also have differences that make them more suitable to specific user types.

The Renpho C3, for example, is perfect for people with well-built muscles or those who prefer precise massage settings.

It’s also a good option for massage gun enthusiasts on a limited budget.

On the other hand, the well-rounded Hydragun suits users who like moderate massages after a workout or intense activity.

It’s best for people who love ultra-quiet devices fit for shared space use or travelling.

How about you? Which one do you think matches your lifestyle more?

Check out my list of other massage guns in Australia for more options, reviews and buying considerations.

What about Renpho C3 vs Bob and Brad C2? Click here to read more.

1. Is Hydragun better than the Hydragun Mini?

While the new Hydragun Atom Mini is lighter and smaller, I still find the original Hydragun a better choice. It is more versatile, with more intensity and attachment head options. It offers higher value for money, too. Still, the Hydragun Mini is excellent for occasional users who prefer a highly portable device for milder sessions.

2. Where should you not use a percussive massage gun?

Do not use a massager for treating body conditions like sprains, broken bones, and severe inflammations. You should also avoid using this device on some body parts, like your spine and kidneys. If you have any existing health condition, consult your doctor first and ask whether percussion therapy suits you. Also, choose a massage gun with specs and features that match your body and fitness capacity.