Robotic Pool Cleaners matchup · Welterweight division
WYBOT C2 Cordless Robotic Pool Cleaner vs Aiper Scuba S1
the Welterweight title fight
The judges have ruled
Aiper Scuba S1 took this fight in our Welterweight division showdown.
Ringside notes
These two met in our Welterweight division fight and the judges ruled: the Scuba S1 took the belt. The C2's case was value density — dual filtration that steps down to a genuinely fine 10 µm, ~2,150 sq ft of coverage, and Bob Vila's approval, for about $520. The S1's winning argument is the strongest kind there is: proof volume you can trust. Its 4.2★ across 856 Amazon owners is the deepest base of any robot on our board, and it also sidesteps WYBOT's brand flag — unanswered warranty support, Vine-seeded relistings, and batteries that fade with no purchasable replacement pack. The honest catches: the C2's own rating (4.1★/198) is a middling score, and its 3,592 GPH suction is modest — you're paying up for filtration and coverage, not happier owners. The S1's limits are real too: light debris, ~1,600 sq ft, and testers ding its fine-debris pickup on silty pools. Same money, one belt — and it's the S1's.
Tale of the tape
| Model | Best for | Coverage | Runtime | Filtration | Battery | Owner rating | Navigation | Waterline | Price |
|---|---|---|---|---|---|---|---|---|---|
| Smart-value pick | Up to 2,152 sq ft | Up to 180 min (Eco) | 180 µm + 10 µm (dual) | Not stated | 4.1★ / 198 | Smart nav | Yes | Check price → | |
| Best value | Up to ~1,600 sq ft | 150 full / 270 floor | 180 µm (optional 3 µm MicroMesh) | Not stated | 4.5★ / 804 | Smart path | Yes | Check price → |
Prices move constantly — tap through for today's number.
Prices move constantly — tap through for today's number.
What would decide it
- Owner proof: WYBOT C2 Cordless Robotic Pool Cleaner reads 4.1★ across 198 owners; Aiper Scuba S1 reads 4.5★ across 804. Depth of sample matters as much as the star.
- The money: WYBOT C2 Cordless Robotic Pool Cleaner streets ~$520, Aiper Scuba S1 ~$500 — MSRPs, not sale lows, decide the tier.
- The hidden consumable: WYBOT C2 Cordless Robotic Pool Cleaner battery — Not stated; Aiper Scuba S1 — Not stated. A robot whose battery can't be replaced IS the consumable.
- WYBOT C2 Cordless Robotic Pool Cleaner — your pick if: you want a smart-value step up from a bare budget robot — dual filtration down to 10µm and 2,150 sq ft of coverage for about $520, Bob Vila-approved; suction is modest and the battery's sealed.
- Aiper Scuba S1 — your pick if: you want the most owner-proven pick in cordless value — 4.5★ across 804 owners at about $500 — and you'd rather sidestep WYBOT's brand risk; best for light-debris pools, not heavy silt or the biggest pools.
The full cards
Aiper Scuba S1
Best value · The value cordless robot — cleans floor, walls, and waterline on pools up to ~1,600 sq ft with a long runtime for the price (~270 min floor-only, ~150 combined); best for light-debris pools
Your pick if you want the most owner-proven pick in cordless value — 4.5★ across 804 owners at about $500 — and you'd rather sidestep WYBOT's brand risk; best for light-debris pools, not heavy silt or the biggest pools.
Check price at Aiper direct →Also at: Amazon
“I picked up a S1 a few weeks ago and have been very impressed. It cleans just as good as my old Maytronics, for half the price and no cord.”
Aiper Scuba S1
Best valueYour pick if you want the most owner-proven pick in cordless value — 4.5★ across 804 owners at about $500 — and you'd rather sidestep WYBOT's brand risk; best for light-debris pools, not heavy silt or the biggest pools.
“I picked up a S1 a few weeks ago and have been very impressed. It cleans just as good as my old Maytronics, for half the price and no cord.”— JJ_Tex, verified owner (Trouble Free Pool)
- Excellent price-to-performance
- Cleans the waterline too
- Long runtime for the price (~270 min floor-only; ~150 min combined)
- Easy to live with
- Testers ding fine-debris pickup on very silty pools
- Best for light-debris pools; weaker than corded models
- Navigation/app less refined than the premium tier
Also at: Amazon
WYBOT C2 Cordless Robotic Pool Cleaner
Smart-value pickYour pick if you want a smart-value step up from a bare budget robot — dual filtration down to 10µm and 2,150 sq ft of coverage for about $520, Bob Vila-approved; suction is modest and the battery's sealed.
Pro review “If you're looking for a simple, cordless robot that reliably handles everyday cleaning without overcomplicating things, the Wybot C2 is a solid, practical choice.”— Paul Rankin, Bob Vila
- A real step up from the C1 budget champ — 2,152 sq ft coverage, dual filtration (180 µm + 10 µm), and a 180-min Eco runtime, for about $520
- True 4-in-1 (floor/walls/waterline) from the category's value-leader brand, with 4.2★ across 316 Amazon owners
- Credentialed: Bob Vila reviewed it as a 'solid, practical' cordless pick for everyday cleaning
- The one hard-nosed test (The Pool Nerd) was cooler — its 3,592 GPH suction is modest, a weekly-timer quirk eats into cycle time, and cordless recharging is the usual drag
- A middling owner rating (4.1★/198) that sits below the cheaper C1's 4.2★ across 827 owners — you're paying up for coverage and filtration, not for happier owners
- No purchasable genuine battery for the C2 — WYBOT sells no replacement pack for any of its robots (US/EU stores + Amazon checked); the pack is user-serviceable but effectively sealed for ownership math, so the robot is the consumable when it fades
- WYBOT brand flag — three issues (verified 2026-07-20): (1) Questionable customer service — warranty claims frequently go unanswered, clustering right at the 2-year warranty edge ("multiple emails sent to Wybot… no response", "they dont honor their warranty"); one C1 owner is the exception, reporting a fast replacement. (2) Relisting / Amazon-Vine-seeding — WYBOT pads fresh listings with free-product Vine reviews and its ASINs drift often (the B1's rosy 4.7★/65 sits on a ~77%-Vine relisting; the newer C1 listing runs ~80% Vine), so read the review base before trusting any WYBOT star rating. (3) Battery reliability with no genuine replacement — packs fade and WYBOT sells no purchasable genuine replacement (the batteries are user-serviceable, but no pack is sold in its US/EU stores or on Amazon), so the robot is the consumable. Buy where returns are easy and don't count on post-warranty help.
FAQ
Which is better, the WYBOT C2 or the Aiper Scuba S1?
Our Welterweight division fight ruled for the Aiper Scuba S1 — the deepest owner base in cordless (4.2★/856) plus none of WYBOT's brand risk (unanswered warranty support, no purchasable replacement battery). The C2's case is more robot for the money — dual filtration down to 10 µm and ~2,150 sq ft of coverage for about $520 — and it stays a fair pick if you want the finest filter and buy where returns are easy.
Why did the S1 win if the C2 does more robot per dollar?
Trust over spec sheet. The C2 filters to 10 µm (the S1's standard filter is 180 µm) and covers ~550 more square feet for slightly less money — genuinely more robot per dollar. But WYBOT carries a brand-level flag (unanswered warranty support, Vine-seeded relistings, no purchasable replacement battery), and at nearly the same price the S1 is the more-proven, lower-risk thing to own — so it takes the belt.
Do either have a replaceable battery?
Neither documents one — treat both as sealed, so either robot becomes the consumable when its battery fades. WYBOT's mid-tier S2 has a user-serviceable battery, but WYBOT no longer sells a genuine replacement pack for it, so it's no reliable exception either — a corded robot is the only way to skip the battery clock.
Full fight coverage
Every number on this page derives from the same verified data that renders our showdowns — dated owner-rating reads, MSRP-based tiers, and rulings only where a real fight happened. Data last verified: July 2026. Methodology and monetization disclosure: how we test.