Waydoo Subnado Review: The Underwater Scooter That Actually Fits in Your Carry-On

The Waydoo Subnado is one of the most compact, travel-friendly underwater scooters on the market — and it genuinely delivers on its promise. At under 3 lbs for the Lite, airline-approved batteries across most models, and enough thrust to pull you through a reef or keep up with a manta ray, the Subnado line has built a loyal following among snorkelers, recreational divers, and water sports enthusiasts worldwide.

But which model is right for you? That depends on how you dive, how much power you need, and where you're taking it. This review breaks down all three — Standard, Lite, and Plus — with real performance data and honest feedback from verified users.

Waydoo Subnado Model Comparison

The Subnado comes in three versions, and the differences between them go beyond just price. Here's how they stack up:

Subnado Lite — The One You Take Everywhere

The Subnado Lite is the entry point into the Subnado lineup, and honestly, it punches well above its weight. At around 3 lbs with a 98Wh battery that clears TSA carry-on rules without any extra paperwork, it's the easiest version to travel with. You can toss it in a daypack, hop on a plane to the Caribbean, and be in the water the same afternoon.

The 500W motor delivers the same core performance as the Standard — 1.4 m/s solo, up to 2.0 m/s when you run two units in tandem. For snorkeling over a reef or exploring shallow coastal waters, that's more than enough.

Best for: First-time buyers, casual snorkelers, frequent travelers, and anyone who wants the most portable option.

Subnado Standard — The Sweet Spot

The Subnado Standard is where most buyers land, and for good reason. Same compact body as the Lite, same airline-approved 98Wh battery, but with a more complete accessory package and a slightly better value proposition for regular use.

Real-world users have taken it to Hawaii, the Cayman Islands, Belize, Honduras, Panama, and the Florida Keys — often packed in a carry-on without a single issue at airport security. One diver with over 700 logged dives used it to get back in the water after losing leg mobility, calling it a life-changing piece of gear. One diver with limited leg mobility used it across a two-week trip in the Florida Keys, diving to depths of 110 ft. After two dives of intermittent use, the battery had only dropped one "blip" — and he charged it each day.

The 3-speed system is genuinely useful in practice. Speed 1 works well for relaxed reef cruising and photography. Speed 2 covers most open-water situations. Speed 3 is where it gets fun — fast enough to cover serious ground, and real enough that one user clocked a 25-yard sprint at Speed 3 in just 12.16 seconds. (For context, Speed 1 took 23.11 seconds for the same distance.)

Source: The following images are all genuine product reviews from Waydoo

Best for: Regular snorkelers and recreational divers, anyone who dives on vacation multiple times a year, and users who want the best balance of performance and portability.

Subnado Plus — More Power, More Runtime, More Everything

The Subnado Plus is a meaningful upgrade, not just a marketing bump. The jump from 500W to 800W is noticeable the moment you hit the water. Multiple owners who upgraded from the Standard described the power difference as immediately obvious — faster acceleration, better performance against mild currents, and a top speed of 1.7 m/s solo (2.4 m/s dual) that makes a real difference on longer dives.

The 144Wh battery extends runtime to around 60 minutes in moderate use, and the 140W PD3.1 fast charging gets it back to full in about 72 minutes. One freshwater lake diver who tested it extensively noted consistent battery performance right up to the advertised runtime, with the 800W motor delivering "strong, steady thrust that helps conserve energy during longer swims between points of interest."

There are a couple of things worth knowing before you buy. The Plus uses a 144Wh battery, which falls in the 101–160Wh range that TSA allows as carry-on — but you'll need airline pre-approval before your trip. (One buyer contacted Southwest Airlines directly, got the approval noted in their booking, and had zero issues.) Also, the Plus has some design changes that make it partially incompatible with Standard accessories, and the wired thumb controller is currently not available separately. One buyer also noted that the charger is not included in the box, so budget for a PD 3.1 140W USB-C charger separately.

For the competition: one buyer who researched the market extensively noted that the Plus outperforms the LEFEET P1 Standard by a clear margin, and holds its own against the LEFEET P1 XR at a better price point. As a compact sea scooter in this power class, the Plus offers a combination of performance and portability that's genuinely hard to match.

Best for: Power users, heavier swimmers (200+ lbs), freshwater lake divers, anyone who wants maximum runtime, and Subnado Standard owners ready to upgrade.

How Does the Waydoo Subnado Perform in Real-World Use?

Specs on paper are one thing. Here's what actually happens when you put it in the water.

Speed: Fast Enough to Matter, Controlled Enough to Enjoy

The 3-speed system is one of the Subnado's best design decisions. Speed 1 is genuinely useful — not just a "warm-up" mode. It's perfect for hovering over coral, taking photos, or conserving battery on a long session. Speed 2 handles most real-world situations: open-water swimming, keeping up with a group, or pushing against a light current. Speed 3 is where it gets exciting.

One user who tested the Standard at 220 lbs recorded these 25-yard sprint times:

• Speed 1: 23.11 seconds

• Speed 2: 16.71 seconds

• Speed 3: 12.16 seconds

He noted that Speed 1 "just doesn't do the job" at that body weight, Speed 2 is functional, and Speed 3 is genuinely fun — though he wished for even more power and hoped Waydoo would eventually release a Pro version with dual propulsion. (The Plus, with its 800W motor, addresses a lot of that gap.)

For lighter users — say, under 160 lbs — even Speed 1 provides a satisfying pull. A 60-year-old snorkeler living in the Caribbean described being able to cover far more area with far less effort than she ever could on her own, calling it a complete game-changer for her time in the water.

Battery Life: Honest Numbers

Battery life depends heavily on which speed you use and how you use it. Here's what real users report:

• Speed 1 only: Up to 1 hour or more, with plenty left over. One user ran 5 full snorkeling sessions on a single charge.

• Speed 2 (primary use): Around 40–50 minutes of active use.

• Speed 3 (frequent use): Closer to 20–30 minutes. It eats through the battery fast, but most users don't run it flat-out the whole time.

• Mixed use: Most users report 45–60 minutes of real-world runtime, which aligns with the advertised specs.

The 100W USB-C charging on the Standard and Lite is a genuine convenience — about 1.2 hours from empty to full. That means you can charge during lunch and be back in the water for an afternoon session. The Plus charges even faster with its 140W system. One user noted that running two units in rotation — charging one while using the other — is the ideal setup for a full day on the water.

One thing to keep in mind: don't let the battery sit discharged for extended periods. The manual recommends charging it at least monthly to keep the cells in good condition. (It's the kind of maintenance tip that's easy to forget but actually matters for long-term battery health.)

Build Quality: Solid Where It Counts

The aluminum alloy housing is one of the Subnado's most consistently praised features. Users who've taken it through airport security dozens of times, dropped it on concrete pool decks, and used it in saltwater for years report no structural issues. The IP68 rating holds up to 60 meters, and multiple scuba divers have confirmed it performs reliably at depth — one user took it down to 110 feet on a single-tank dive without any issues.

The propeller guard design does its job, though users with long hair should tie it back before diving. (A few users learned this the hard way — the propeller will catch loose hair or dangling swimsuit strings if you're not careful.)

Where Performance Has Limits

No product review is complete without the honest part. A few things worth knowing:

• Heavier users get less from Speed 1. At 200+ lbs, the 500W motor on the Standard and Lite is noticeably less effective at the lowest speed setting. Speed 2 and 3 still work well, but you'll burn through battery faster.

• The thumb controller has had reliability issues. A small number of users — particularly those with multiple units — have experienced the thumb controller failing over time due to water ingress at the connector. The Plus appears to have improved waterproofing on the connector, which is a good sign.

• It's not a DPV replacement. The Subnado is a recreational tool. For technical diving, cave diving, or serious current work, you'll want something purpose-built. But for everything from pool fun to reef snorkeling to recreational scuba, it covers the ground well.

Who Should Buy Which Model?

Here's the honest breakdown by use case:

Get the Subnado Lite if:

You're a casual snorkeler who travels frequently and wants the lightest, most hassle-free option. You're not pushing hard against currents, you weigh under 160 lbs, and you want something you can throw in a bag and forget about until you're standing on a beach in Punta Cana or Aruba.

Get the Subnado Standard if:

You're a regular snorkeler or recreational diver who uses it more than a few times a year. You want the full accessory ecosystem — SUP bracket, arm mount, dual handle — and you're planning trips where you'll actually push the scooter through varied conditions. This is the model most buyers end up with, and most of them don't regret it. It's also the one that works well for families: kids as young as 5 or 6 can use it in a pool, and adults can run two units in tandem for a serious speed boost.Get the Subnado Plus if:

You're a heavier swimmer, you dive in freshwater lakes or areas with mild current, or you simply want the best performance the Subnado line currently offers. The 800W motor and 60-minute runtime make a real difference in extended sessions. If you already own a Standard and find yourself wishing for more power on longer dives, the Plus is the upgrade that answers that question. Just remember to sort out the airline pre-approval before your trip, and budget for a fast charger separately.

Run two units if: You want to go fast. Connecting two Subnados to the dual handle bracket roughly doubles your thrust and takes the top speed to 2.0 m/s (Standard/Lite) or 2.4 m/s (Plus). Users who have tried the dual setup consistently describe it as a completely different experience — noticeably faster acceleration and a level of thrust that turns heads both above and below the surface.

Summary

• Subnado Lite: Best for travel-first buyers who want the lightest, simplest option with zero airline hassle.

• Subnado Standard: The best all-around choice for most snorkelers and recreational divers — proven across dozens of real-world destinations.

• Subnado Plus: The power upgrade worth considering for heavier users, lake divers, and anyone who wants maximum runtime and thrust.

• All three models share the same compact aluminum body, IP68 waterproofing, USB-C charging, and a 3-speed system that works well across a wide range of water conditions.

• The dual-unit setup is where the Subnado line really shows what it can do — and it's a setup that's genuinely hard to replicate at this price point.

Frequently Asked Questions

Q: Can I take the Subnado on a plane?

A: The Lite and Standard both use a 98Wh battery, which falls under the TSA carry-on limit and is accepted by most airlines without any special approval. The Plus uses a 144Wh battery — TSA allows it as carry-on in the 101–160Wh range, but you should contact your airline in advance and get approval noted in your booking before you travel.

Q: How does the Subnado compare to the LEFEET P1?

A: Based on user comparisons, the Subnado Plus outperforms the LEFEET P1 Standard by a clear margin in both speed and runtime. Against the LEFEET P1 XR, performance is very close — but the Subnado Plus comes in at a better price point. The Subnado's key advantage across all models is its compact size and genuine carry-on portability, which the LEFEET lineup doesn't match as consistently.

Q: Is the Subnado safe to use around kids?

A: Yes, with supervision. Multiple families report children as young as 5–6 using it successfully in pools and calm ocean water. The main safety note is to keep long hair tied back and avoid loose swimsuit strings near the propeller. The scooter itself does not produce any electrical current in the water — it's safe for pool use.

Q: Do I need to buy a charger separately?

A: The Lite and Standard include a charger. The Plus does not — you'll need to purchase a PD 3.1 140W USB-C charger separately. A good-quality 140W USB-C charger from Amazon works well and gets the Plus battery from empty to full in about 72 minutes.

Q: What's the best way to extend battery life over time?

A: Don't let it sit fully discharged for extended periods. The manual recommends charging the battery at least once a month even when you're not using it. Rinsing the unit with fresh water after saltwater use — especially around the charging port — also helps prevent corrosion buildup over time.