10 Best Amazon Prime Big Deal Days Eufy Deals (October 2026 Sale)

The eufy 11S MAX leads this list of eufy deals worth watching during Amazon’s Prime Big Deal Days, because it does one job quietly and cheaply: it cleans hard floors and low-pile carpet for up to 100 minutes at 55 dB, with more owner reviews than anything else here. The Omni C20 is the pick if you want a station that empties and washes its own mop, and the E25 covers homes with multiple pets and a lot of hard flooring. The sale itself runs October 6-7, 2026, and eufy is one of the brands worth tracking across both days.

The list below covers all ten picks worth tracking, from robot vacuums to cameras, a doorbell and two smart locks. Prices shift through the event, so every entry links to the live listing rather than quoting a number that will be stale by tomorrow.

Our Top 3 Picks for Best Amazon Prime Big Deal Days Eufy Deals

The 11S MAX wins on evidence rather than features. Nobody needs an app to be impressed by a machine that runs quieter than a microwave and slides under a 2.85-inch gap, and 59560 ratings tell you a lot about how it holds up.

The Omni C20 is the smarter buy for anyone who already lives with a robot vacuum and wants to stop emptying a bin. The E25 is the one to watch if suction is the thing you keep compromising on.

Best Amazon Prime Big Deal Days Eufy Deals Compared (2026)

Two clusters run through this list. Five robot vacuums or combos, at very different price tiers and suction levels, and five security and entry devices that all keep recordings locally instead of behind a monthly fee.

Not one of these has a mandatory subscription. That is the through-line that matters most when you compare eufy against Ring, Blink or Tapo during the sale.

How We Chose

We compared the specs that actually change daily life for these products: suction, runtime, noise, dock maintenance, camera resolution, night vision range and storage method. Then we weighed those against the themes that show up repeatedly in Amazon owner reviews. Ratings and review counts were checked in October 2026.

1. eufy 11S MAX: Best for Quiet Everyday Cleaning

If your kitchen gets used at 6am and again at 9pm, the operating noise is the spec that decides everything. Owners consistently single out how quiet this one is, describing it as no louder than a microwave, and that is the number that keeps it in our top slot.

The 2.85-inch body is the second reason. It slips under low kitchen cabinets, low sofas and the low shelves that a taller machine simply gives up on, which is why owners report replacing more expensive robots with it.

What stands out on paper is modest elsewhere. There is no mapping, no app, no WiFi, and the control is a physical remote with a single side brush. That is not a flaw, it is a design choice for people who never wanted a robot that needs a software update to work.

• Up to 100 minutes of runtime on hardwood, enough for most apartments and small houses in one run
• BoostIQ adjusts suction within about 1.5 seconds rather than cycling through a fixed schedule
• Infrared sensors plus drop-sensing, with an anti-scratch tempered glass top cover
• 600 ml dustbin, washable filter, cleaning tool and side brush included in the box

The trade-off owners report most is navigation. It moves in a random pattern, so a room can be skipped on a run and covered twice on the next, and there are no no-go zones, which means any cord or rug edge becomes a trap. Owners also report it occasionally misses the charging dock or gets wedged under a leg.

Good to know: infrared sensors will not catch a table leg or a cable lying flat, so a quick tidy of floor-level cords before each run saves a lot of rescuing. Compared with the Omni C20, you give up mapping and the self-emptying station and get back a machine that costs a fraction as much and never asks for a firmware update.

2. eufy Omni C20: Best for Hands-Free Floor Care

This is the one to pick if the reason you want a robot is to stop touching a dustbin. The Omni Station does everything you would otherwise do weekly: it empties a 3.1L bag, washes the mop pads and air dries them, so the robot is ready to go again on its own.

Owners highlight the combination that rarely appears at this tier. A 3.35-inch chassis is slim enough for low furniture, simultaneous vacuuming and mopping handles a kitchen floor in one pass, and the mop lifts automatically when the robot detects carpet.

Standout points worth checking before you commit:

• 7000 Pa BoostIQ suction, which clears crumbs, flour and pet hair from tile and hardwood without manual pre-sweeping
• 6N of mop pressure at 180 RPM, close to what a hand mop puts down on a hard floor
• iPath laser navigation with up to three floor maps and room-by-room cleaning
• Alexa, Google Assistant and Siri support, plus app control and no-go zones
• A Pro Detangle comb that keeps long hair off the roller brush

Owners report three practical limitations. The robot joins 2.4GHz networks only, so a dual-band router needs the 2.4GHz band enabled. Boundary strips are not in the box and are not compatible with this model, so the no-go zones in the app do that job instead. And carpet deeper than 20mm has to be excluded in the app by hand.

Good to know: mop solution is sold separately. If your home is mostly carpet, look at the C28 instead. If your home is mostly hard floor and you want more suction, the E25 is the step up.

3. eufy E25: Best for Multi-Pet Homes

Suction is where this one separates itself. At 20000 Pa it has the highest figure on this list, and that number shows up in practice as embedded hair coming out of area rugs and the packed edges along a kitchen wall where crumbs collect.

Owners in multi-cat homes describe a routine rather than an occasional job. Dual zero-tangle roller brushes mean hair does not wrap onto the brush, and the all-in-one station handles emptying, washing, drying at 50C and refilling, so the daily cycle is one press.

The HydroJet roller is refreshed with clean water twice per second while it works, and the CornerRover arm extends to reach baseboards and inside corners that a round body cannot. Laser mapping stores up to five floor plans, which matters in a house with more than two levels.

• 20000 Pa maximum suction with a zero tangle dual roller brush setup
• 3L dust bag sized for roughly 75 days of use in an average home
• 10.8 mm mop lift and 21 mm threshold climbing, so thresholds are not a daily obstacle
• AI obstacle avoidance, plus Alexa, Google Assistant and Siri support

Owners flag the station at roughly 37.5 pounds, which is genuinely two-person furniture once it is full of water. The cleaning solution is proprietary and locked to a single formula, and the mop re-wash fires every time the robot changes level, which some owners find noisy. Turn on AI obstacle avoidance in the app after setup, because several reviews note performance improves noticeably once it is active.

Compared with the Omni C20, the jump buys suction and a five-map limit rather than a different category of machine. If you have one pet and hard floors, the C20 does the same job for less.

4. eufy C28: Best for Long Hair and Privacy-Minded Buyers

Two things set the C28 apart for anyone with long-haired pets. The dual anti-tangle brushes are specified to handle hair up to 30 cm, which is roughly the length most people find wrapped around a roller after one run, and the HydroJet roller carries a built-in dirt scraper so the mop keeps scrubbing clean instead of spreading what it just lifted.

It also navigates without a camera. Reviewers treat that as a feature, not a compromise, because there is no lens in the house mapping your rooms.

Standout details:

• 15000 Pa turbo suction with automatic carpet boost
• 28 cm HydroJet roller with 24 water ports spinning at 270 RPM
• All-in-one station with a 3L bag, mop wash, 50C drying and wastewater collection
• 140 minutes of runtime, the longest on this list, and a 54.89 dB noise figure
• 10.8 mm automatic mop lift when it crosses short carpet

Owners note the floor-plan limit clearly: this is a machine for hard floors, wood and short wool carpet, so a home with thick shag needs a different approach. The LiDAR also cannot see anything smaller than 3 cm, so small toys and cables on the floor still need clearing. Against the E25 you trade 5000 Pa of suction for a slightly lighter station and a camera-free mapping run.

5. eufy SoloCam S340: Best Value for Wide Outdoor Coverage

A single camera that covers a driveway, a side path and a back corner is worth more than two cheap ones, and that is what the 360-degree pan and tilt on the S340 buys. With 6973 ratings it carries more owner feedback than the other security picks here, which is worth something in a category where new listings often show a handful of reviews.

The dual-lens setup captures in 3K with 8x hybrid zoom, so you can pull back a face or a number plate rather than accepting a blurry blob. The solar panel is removable, which makes it a one-camera job on a fence post or a back wall.

Points that matter in practice:

• Clarity rated up to 40 ft, with color night vision and AI detection and tracking
• Built-in 8 GB storage, so live view and recordings work with no subscription at all
• 10000 mAh battery plus the removable panel, and Alexa as the voice controller
• 630 g and 3.42 x 3.42 x 4.72 inches, small enough to hide under an eave
• Mounting brackets, charging cable and quick start guide in the box

The honest limitation is night vision at 6 meters, roughly 20 feet. That covers a porch or a near driveway, not a deep yard, so owners of large gardens usually pair it with a second camera rather than stretching this one. False alerts from insects and animals are common in the first week until sensitivity is dialled back, and the small dome body tilts less upward than a stick-style body.

If you need more than one camera and want a hub rather than separate devices, the SoloCam E30 is the cheaper single unit. If you want the door itself covered, skip to the E340 doorbell.

6. eufy SoloCam E30: Budget Pick for Entry-Level Solar Watching

The E30 is the way into solar security without a hub. It stores to a microSD card up to 128GB and needs no subscription, and the removable solar panel needs roughly two hours of direct sun a day, which is a realistic ask for a south-facing wall or an eaves edge.

Owners like the aperture. A bright f/1.6 lens is what keeps the image usable after sunset instead of turning into a grey smear, and at 2K it holds up for identifying someone at a gate.

Two things to know before you pick it. The microSD card is not in the box, and the camera is 2.4GHz only, so confirm your router is set up for that band first. A small number of owners reported the camera going offline until a firmware update, and the brand addressed those reports with a fix.

• 360-degree pan with AI motion tracking that filters most irrelevant movement
• Camera, charging cable, solar panel and two wall mounts included
• 1.2 lb and 3.58 x 3.58 x 5 inches, screw-in installation outdoors
• Smartphone control with Alexa support

Owners report the AI tracking taking several days to settle before false alerts drop, and that the default motion sensitivity is set too high for a garden with wildlife. Compared with the S340, you give up the second lens, the 8x hybrid zoom and the shorter 6-meter night range, and you get more local storage headroom in return. If you already own a HomeBase S380 or S280, this one slots into it.

7. eufy Video Doorbell E340: Best for Packages at the Doorstep

Package thieves made dual cameras worth looking at, and the E340 puts one above the other. The upper lens covers head to toe so you can see a face, and the lower one angles down at whatever lands on the mat, which is the only reliable way to catch a delivered parcel on camera.

Recording happens on 8 GB of built-in storage with no monthly fee, and the AI alerts separate people, packages and pets once you have tuned the zones. Owners repeatedly note that it works with an existing mechanical chime, so you do not have to rewire the house or replace the chime.

Specs and small print:

• 2K FHD video with a 2 MP photo sensor across a 160-degree viewing angle
• Color night vision to 16 ft, IP65 rated, 1.1 lb, 5.91 x 2.03 x 1.11 inches
• Quick release rechargeable battery, or a 16-24V wired install if you prefer
• Works with HomeBase 2 and 3, MiniBase Chime, Alexa and Google Assistant
• 15 degree mount adapter, charging cable and mounting screw in the box

The most repeated complaint is battery life. Owners report closer to two months in everyday use rather than the advertised four, so budget a spare battery charge cycle and a place to keep the spare. A HomeBase or MiniBase is required to join WiFi, which is one extra device but the reason the doorbell itself stays off your network. Some owners report overheating warnings in direct sun.

If you also want to get inside without a key, the Smart Lock C220 covers that and keeps this one as a camera.

8. eufy Smart Lock C220: Best for Rental Doors

The reason to like this lock is simple: built-in WiFi. Most smart locks need a small bridge plugged in near the door, and owners of this one mention how few things that removes from the install and how much simpler the app setup is.

It also fits without drilling on a standard deadbolt. Remove the spacer and it slides onto a bore under 54 mm, which is the difference between a weekend project and a locksmith for anyone in a rental.

Unlocking works six ways, and the fingerprint reader is the one you will use every day. Owners report sub-one-second recognition and a self-learning routine that gets better as it learns the household’s hands.

• Fingerprint, app, keypad, physical key, Apple Watch and voice assistant entry
• BHMA Grade 3 certified after 100000 lock cycles
• IP53 waterproof with a -22F to 158F operating range
• Two keys, eight AA batteries, mounting plate and install set in the box
• Alexa, Google Assistant and physical key as controllers

Eight AA batteries is the trade-off owners keep mentioning. That is eight cells twice a year, and it is the reason the rechargeable Video Smart Lock S330 exists for people who would rather not think about batteries at all. Check that your bore measures under 54 mm before ordering, since a thicker one means modification. The C220 has no camera, so pair it with the SoloCam S340 if you want to see who is at the door.

9. eufy X10 Pro Omni: Best for Multi-Level Homes

If your home has a split level or you genuinely want the upstairs cleaned on a schedule, the multi-floor laser mapping here is the reason to look at this machine. It stores several maps, switches floors on its own and lets you schedule by room.

The 3L clean water tank covers up to 2000 sq ft before a refill, and the Omni Station self empties into a 2.5L bag, washes the dual mop pads and dries them at 45C. AI obstacle avoidance recognises more than 100 object types, which in practice means cables and toys stop ending up under the wheels.

Owners report strong results on tile, hardwood and area rugs, and a vacuuming cycle quiet enough to ignore. The Pro Detangle roller brush keeps pet hair from wrapping.

• 8000 Pa suction across three power levels
• Dual spinning mop pads with auto lift over carpet
• 2.5L dust bag replaced roughly every two months
• AI Map 3.0 with no-go zones and virtual boundaries
• Works with Echo, Google Home, smartphones and tablets

Two practical warnings. The unit is 26.4 pounds, so getting it positioned on a second floor is a two-person job on stairs, and no printed instructions are included, only a digital manual. Owners also note that mirrors can confuse the first mapping run and split a room into two on the map, and that the proprietary cleaning solution is not in the box.

Against the E25, the E25 has more suction and a 5-map limit but a smaller water tank. Against the Omni C20, the X10 Pro adds obstacle avoidance and a larger tank for a noticeably bigger jump.

10. eufy Video Smart Lock S330: Best for One-Device Entry

Owners like the consolidation. A fingerprint deadbolt, a 2K camera and a doorbell live in one housing, and the plug-in chime included in the box also works as a WiFi extender and local storage, which in a house with a dead spot near the front door is doing double duty.

There is no subscription for live view, recordings or alerts, and you can expand storage to 128GB with a microSD card. Temporary and scheduled passcodes are the feature renters and family houses use most, since a guest gets a code that expires rather than a spare key.

Worth knowing before you order:

• Five unlock methods, including fingerprint, keypad, app, Alexa or Google and a physical key
• 10000 mAh rechargeable battery, plus an emergency USB-C port on the exterior
• 8 GB built-in storage with SD expansion to 128 GB
• Aluminum body, 5.5 lb, 8.66 x 7.1 x 3.15 inches
• Exterior and interior assemblies, deadbolt, strike plate and reinforce, two keys and manual in the box

The catches are real. No microSD card ships, and setup cannot be completed without one, so budget for that before the window closes. The rechargeable battery drains noticeably, and the whole unit is offline while it charges, which means a locked-out plan matters. Owners also report auto-lock behaving inconsistently depending on multi-device app settings, audio latency during two-way talk, and Alexa limited to chime announcements rather than true voice control.

Compared with the C220, you give up the no-drill install and the eight-AA simplicity but gain a camera, a doorbell and no monthly fee. If you already have working cameras and only want keyless entry, the C220 is the quieter choice.

How to Choose Eufy Smart-Home Devices During Prime Big Deal Days

Security and Monitoring Features

Resolution is the least interesting number on a camera listing. What actually decides usefulness is night vision range and zoom: the S340 covers 40 ft of clarity with 8x hybrid zoom and 6 m of night vision, while the cheaper E30 gives you 2K with a wider aperture and no zoom. If you need to identify a face rather than confirm movement, choose the dual-lens camera and accept the shorter night range.

Coverage matters as much as detail. A 360-degree pan-and-tilt body covers a whole corner from one mounting point, which means one camera instead of two. For the front door specifically, dual cameras that include a downward package view are worth more than extra resolution.

Cleaning Performance and Home Coverage

Match suction to the floor, not the marketing. Below 8000 Pa handles tile and hardwood well and is fine on low-pile carpet. Above 15000 Pa is for embedded pet hair in area rugs and thick carpet. Runtime matters less than people expect, since every machine in this list runs between 100 and 140 minutes.

Decide what the dock should do before you pick the robot. A self-emptying bag suits a house with pets, a mop wash and dry suits anyone with hard floors, and a hot water dry at 50C is better in a humid climate. Check floor plan limits too: 3 maps on the Omni C20, 5 on the E25, multi-floor on the X10 Pro Omni.

Smart-Home Compatibility and Connectivity

Every eufy device here except the 11S MAX is 2.4GHz only, which is the single most common setup surprise. If your router runs both bands, enable the 2.4GHz one before you start pairing anything. The 11S MAX is the exception, needing neither an app nor a network.

Check what the device actually connects to. The Smart Lock C220 has WiFi built in and needs no bridge. The E340 doorbell requires a HomeBase or MiniBase to join your network, which is an extra device to buy. Alexa, Google Assistant and Siri support is listed on the vacuums; the cameras list Alexa as the controller.

Privacy, Storage and Ongoing Ownership

No device in this list requires a subscription, and that is worth more during a sale than a small price difference. The SoloCam S340 holds 8 GB on the camera, the E340 doorbell holds 8 GB on the doorbell, the E30 takes a microSD up to 128 GB, and the S330 offers 8 GB built in with SD expansion.

Ongoing costs are not zero even so. Bagged docks need replacement dust bags, mop cleaning solution is proprietary on the C20, X10 Pro Omni and E25, and the 11S MAX needs a washable filter cleaned regularly. The C28 is the pick if you want a vacuum that maps without any camera on board.

How to Shop Eufy Deals During the Sale

Read the model number before you read anything else on the listing. eufy puts it in the specifications, and it tells you the generation and the region version: the 11S MAX is AK-T2126, the Omni C20 is T2280, and a 110V US unit is what you want if you are in North America. Check the variant in the colour and size dropdown, then expand what is in the box, because the S330 ships without a microSD card or charging cable and the X10 Pro Omni ships with no printed manual or cleaning solution.

Look at who the seller is. A listing from the eufy store on Amazon is the one with the full warranty, and a marketplace seller with a thin rating is a different proposition at the same price. Most offers in this event need a Prime membership, and a free 30-day trial covers the October 6-7 window if you do not have one. Prices move through the event, so the button on each section is the only current figure worth trusting.

• Confirm the model number matches the section heading, not just the brand
• Check the rating count: prefer listings in the thousands over variants with a handful of reviews
• Read what is in the box, especially cards, cables and cleaning solution
• Confirm 2.4GHz WiFi is enabled on your router if the device needs an app
• Check the seller is the eufy store on Amazon rather than a marketplace seller
• Compare the listing against the eufy site, which runs its own sales and sometimes undercuts Amazon

Frequently Asked Questions

Final Verdict: Best Amazon Prime Big Deal Days Eufy Deals

Buy the eufy 11S MAX if you want the least fuss and the quietest machine here, and it is the most worth watching during the sale for anyone starting out. Buy the eufy Omni C20 if you want the station to do the bin and the mop, which is the best value in this list. Buy the eufy E25 if pets and thick carpet are the problem to solve, and the C28 if long hair and a camera-free mapping run matter more than peak suction. For the yard, the SoloCam S340 covers the most ground from one mount and the SoloCam E30 is the cheaper starting point. For the front door, the E340 is the package-watching pick and the Smart Lock C220 is the renter-friendly one. The X10 Pro Omni suits split-level homes and the S330 is for anyone who wants lock, camera and doorbell in one.

Check each listing before the window closes, confirm the model number and the box contents, and use the buttons here for the current figure.