Compare Eufy E340 Floodlight Camera vs Eufy EufyCam S3 Pro Security Camera

P1 Eufy E340 Floodlight Camera
P2 Eufy EufyCam S3 Pro Security Camera

Comparison Takeaways

Eufy E340 Floodlight Camera

Where It Has the Edge

  • Dual-camera design is rated 4.3 while the other product has no score yet. The dual-camera design is repeatedly cited as the core advantage, pairing a wide view for context with a...
  • Articulation range is rated 4.3 while the other product has no score yet. Articulation is widely cited as 360 degree horizontal pan with about 120 degree tilt, enabling broad coverage and...
  • Floodlight brightness is rated 4.2 while the other product has no score yet. Floodlight output is widely cited at up to 2,000 lumens and described as very bright for most homes....
  • Cable management is rated 4.0 while the other product has no score yet. Cable routing can be tidy with the included mounting design and basic clips. Plug-in installs add visible cabling,...

Eufy EufyCam S3 Pro Security Camera

Where It Has the Edge

  • ONVIF/RTSP support is 4.1 vs 1.0. Advanced export options (like RTSP/NAS) are mentioned in at least one review for power users, but it’s not...
  • HomeKit integration is 3.7 vs 1.0. HomeKit support is a major plus, but it comes with tradeoffs: 1080p caps in Apple Home, limited controls...
  • Installation and Mounting is 4.5 vs 3.5.
  • Weather resistance rating (IP code) is 5.0 vs 4.0. IP67-class weather resistance is repeatedly cited, giving confidence for year-round outdoor mounting.
Average score
Product 1: Eufy E340 Floodlight Camera
3.7
Product 2: Eufy EufyCam S3 Pro Security...
4.2
App controls and settings
Product 1: Eufy E340 Floodlight Camera
4.1

The app is widely described as feature-rich and stable, with deep controls for lighting, motion, zones, and modes. A few reviews note there are many settings to learn, but overall sentiment is strongly positive.

Product 2: Eufy EufyCam S3 Pro Security...
4.3

Controls and settings are feature-rich: sensitivity, zones, night modes, spotlight behavior, power profiles, snapshots, and automation/security modes; most reviews rate the app experience positively.

Articulation range
Product 1: Eufy E340 Floodlight Camera
4.3

Articulation is widely cited as 360 degree horizontal pan with about 120 degree tilt, enabling broad coverage and tracking. Real-world range can be limited by how and where the camera is mounted.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Audio recording quality
Product 1: Eufy E340 Floodlight Camera
3.5

Two-way audio is generally described as clear enough for brief conversations, though it is not positioned as premium audio and can feel like push-to-talk.

Product 2: Eufy EufyCam S3 Pro Security...
4.0

Microphone capture is typically clear for voice and ambient sound; a few reviewers report mixed two-way talk quality depending on setup and mode.

Battery life
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.5

Battery life is strong across reviews—often months—especially when solar exposure is decent; heavy traffic, shade, or higher settings can force occasional manual charging.

Build quality
Product 1: Eufy E340 Floodlight Camera
4.0

Build quality is commonly described as solid but not premium, with lots of plastic compared to some metal-bodied competitors. Durability is generally viewed as good for outdoor use.

Product 2: Eufy EufyCam S3 Pro Security...
4.5

Build quality is commonly described as solid and premium, with finishes holding up well in outdoor mounting.

Cable management
Product 1: Eufy E340 Floodlight Camera
4.0

Cable routing can be tidy with the included mounting design and basic clips. Plug-in installs add visible cabling, so reviewers recommend deliberate cable management.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Cloud storage plan value
Product 1: Eufy E340 Floodlight Camera
3.4

Cloud storage is presented as optional, with low monthly pricing in several reviews. Most sources frame local storage as the better long-term value unless you need off-site backups.

Product 2: Eufy EufyCam S3 Pro Security...
3.4

Cloud plans are treated as optional extras for offsite backup; pricing is viewed as reasonable, but most reviewers see local storage as the main value.

Color accuracy
Product 1: Eufy E340 Floodlight Camera
4.5

Color reproduction is frequently described as rich and accurate in daylight, and night color looks strong when the floodlights are used.

Product 2: Eufy EufyCam S3 Pro Security...
4.4

Color reproduction is often described as natural and less over-saturated than cheaper cams, especially in MaxColor night footage.

Connectivity options
Product 1: Eufy E340 Floodlight Camera
3.8

Connectivity is primarily Wi-Fi, with reviews mentioning strong performance when signal is good and some calling out Wi-Fi 6. Wired Ethernet or PoE style options are not emphasized.

Product 2: Eufy EufyCam S3 Pro Security...
3.4

Because the cameras are Wi-Fi dependent, performance hinges on signal quality; a few reviewers report network interference or slower performance when adding the HomeBase, while most are stable with strong Wi-Fi/Ethernet.

Continuous recording capability
Product 1: Eufy E340 Floodlight Camera
4.4

As a wired camera, the E340 is repeatedly described as capable of 24/7 continuous recording or continuous loop recording when paired with microSD or HomeBase storage.

Product 2: Eufy EufyCam S3 Pro Security...
4.0

Continuous recording is possible in wired/direct-power mode (and often needs expanded storage); early reviews note it arrived via firmware and is not the default for battery/solar use.

Customizable motion zones
Product 1: Eufy E340 Floodlight Camera
4.1

Activity and motion zones are commonly described as flexible and easy to tune. Some reviews highlight precise zone shapes and sensitivity controls that help target driveways, doors, and paths.

Product 2: Eufy EufyCam S3 Pro Security...
4.2

Custom activity zones are commonly used to block roads/trees and dial in coverage, helping reduce nuisance alerts.

Detection features
Product 1: Eufy E340 Floodlight Camera
4.0

Detection commonly includes people, vehicles, pets, and motion with auto-tracking. Performance is often strong but depends on tuning and environment to avoid false triggers.

Product 2: Eufy EufyCam S3 Pro Security...
4.4

Detection features are a highlight: multi-type classification, radar assist, and options like face recognition and cross-camera event stitching in multi-cam setups.

Detection range
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.2

Detection is frequently reported around 39–40 feet with good sensitivity; some owners had to trim zones because it can detect farther than expected in clear lines of sight.

Digital zoom clarity
Product 1: Eufy E340 Floodlight Camera
3.6

Up to around 8x digital or hybrid zoom is commonly mentioned. Clarity is usable for inspection, but fine detail drops as digital zoom increases compared to the telephoto view.

Product 2: Eufy EufyCam S3 Pro Security...
4.3

The 8x digital zoom is considered unusually usable for a battery cam, helping pull readable details at moderate distances.

Dual-band (2.4/5GHz) performance
Product 1: Eufy E340 Floodlight Camera
4.0

Dual-band Wi-Fi support is repeatedly cited, letting you choose 2.4 GHz for range or 5 GHz for speed. Stability is generally good when signal is strong.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Dual-camera design
Product 1: Eufy E340 Floodlight Camera
4.3

The dual-camera design is repeatedly cited as the core advantage, pairing a wide view for context with a telephoto view for identification without relying solely on digital zoom.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Dual-stream recording
Product 1: Eufy E340 Floodlight Camera
4.0

Dual-view or dual-feed modes are mentioned in some reviews, allowing telephoto and wide views to be seen together. This is generally treated as a useful convenience feature.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Durability
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.6

Long-term durability feedback is strong, including reports of extended outdoor exposure with mounts and housings staying intact.

Echo/noise cancellation
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.3

AI noise reduction helps voices cut through wind/background noise, though it does not eliminate all environmental sounds.

False alert filter effectiveness
Product 1: Eufy E340 Floodlight Camera
3.5

False alerts are a recurring theme: some reviewers report frequent misclassifications at first, while others say tuning zones, sensitivity, and updates can significantly reduce them.

Product 2: Eufy EufyCam S3 Pro Security...
4.3

Radar + PIR and AI filtering are widely credited with cutting false alerts; some setups still need zone/sensitivity tuning, and occasional pet/vehicle mislabels are reported.

Field of view
Product 1: Eufy E340 Floodlight Camera
3.8

The wide lens is typically described around a 130 to 135 degree field of view. Effective coverage expands via pan/tilt, but wall or eave placement can limit what is visible behind the unit.

Product 2: Eufy EufyCam S3 Pro Security...
4.3

The 135-degree view is widely described as covering broad areas without needing many cameras, with limited distortion compared to some wide-angle rivals.

Firmware update frequency
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.2

Firmware updates are credited with adding or refining features (notably wired/continuous recording modes), suggesting an active update cadence.

Floodlight brightness
Product 1: Eufy E340 Floodlight Camera
4.2

Floodlight output is widely cited at up to 2,000 lumens and described as very bright for most homes. A few sources note brighter alternatives exist for very large areas.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Frame rate
Product 1: Eufy E340 Floodlight Camera
3.0

Multiple sources call out a roughly 15 fps limit. Video can look smooth enough for general monitoring, but fast movement may appear less fluid than 30 fps cameras.

Product 2: Eufy EufyCam S3 Pro Security...
3.4

Multiple reviewers call out the typical 15 fps cap: fine for most scenes, but it can look blurry or choppy with fast motion.

HomeKit integration
Product 1: Eufy E340 Floodlight Camera
1.0

Multiple reviews explicitly state that Apple HomeKit and HomeKit Secure Video are not supported.

Product 2: Eufy EufyCam S3 Pro Security...
3.7

HomeKit support is a major plus, but it comes with tradeoffs: 1080p caps in Apple Home, limited controls vs the Eufy app, and the HomeBase often needs a wired network connection for best reliability.

Hub requirement
Product 1: Eufy E340 Floodlight Camera
3.3

HomeBase is frequently described as optional: microSD recording works without it, while HomeBase adds larger expandable storage and enhanced AI features like recognition. A few reviews still treat the hub as a meaningful extra cost.

Product 2: Eufy EufyCam S3 Pro Security...
3.6

The HomeBase requirement is polarizing: it adds cost and needs power (and often Ethernet), but it enables local storage, on-device AI, and system-level features.

IFTTT/automation compatibility
Product 1: Eufy E340 Floodlight Camera
1.0

At least one major review explicitly notes that IFTTT is not supported, limiting third-party automation options.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Included accessories
Product 1: Eufy E340 Floodlight Camera
3.6

Most reviews describe a helpful set of included mounting hardware and templates for installation. Several note that storage media like a microSD card is not included, and plug-in accessories may require separate purchases.

Product 2: Eufy EufyCam S3 Pro Security...
4.6

Kits are well stocked with mounts, templates, cables, and often an external solar panel; some accessories (like long USB power runs) may be separate purchases depending on bundle.

Installation and Mounting
Product 1: Eufy E340 Floodlight Camera
3.5

No summary yet.

Product 2: Eufy EufyCam S3 Pro Security...
4.5

No summary yet.

LED indicator visibility
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
3.8

When HomeKit is enabled, the status LED behavior changes (often to a visible red indicator); reviewers note you can usually adjust/disable it to balance privacy signaling vs battery savings.

Local storage option convenience
Product 1: Eufy E340 Floodlight Camera
3.9

Local storage is a major draw: microSD support up to 128GB is frequently cited, and HomeBase expansion is commonly described as enabling multi-terabyte storage. Several reviews note you must supply your own microSD card.

Product 2: Eufy EufyCam S3 Pro Security...
4.5

Local storage on HomeBase 3 is a core selling point: built-in capacity plus easy expansion up to multi-terabyte drives, with no mandatory subscription; reviewers also like USB backup options.

Low-light performance
Product 1: Eufy E340 Floodlight Camera
4.3

Low-light performance is a strong point, especially when the floodlights enable clear color footage. Without lights, IR night vision remains usable and detailed in most reviews.

Product 2: Eufy EufyCam S3 Pro Security...
4.5

The f/1.0 lens and larger sensor deliver strong low-light footage; it can look close to daylight with a little ambient light, but pure darkness still favors IR or spotlight assist.

Mobile app reliability
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.2

The app is usually described as smooth and intuitive with quick access to live view, events, and settings; some mention occasional quirks or load delays.

Mounting flexibility
Product 1: Eufy E340 Floodlight Camera
4.0

Mounting flexibility is repeatedly mentioned, including wall, ceiling, and under-eave installs. Placement affects coverage angles and how much the pan/tilt range can be used.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Night vision
Product 1: Eufy E340 Floodlight Camera
4.3

Night footage is frequently described as crisp, with strong black-and-white detail and bright color night video when the floodlights activate. A common caution is that poorly aimed lights can wash out close-up details.

Product 2: Eufy EufyCam S3 Pro Security...
4.6

MaxColor/low-light color night vision is a standout, with multiple modes (standard/daylight/spotlight/IR); a few reviewers still prefer IR for the cleanest faces or say color mode needs some ambient light.

Notification management
Product 1: Eufy E340 Floodlight Camera
4.0

Notification controls are generally described as comprehensive, including filtering by subject type and using schedules or modes. Many reviewers recommend tuning settings to avoid alert fatigue.

Product 2: Eufy EufyCam S3 Pro Security...
4.3

Notification controls and categorization (human/pet/vehicle/package/face) are generally helpful, and some reviews highlight richer summaries and grouped events.

Notification speed
Product 1: Eufy E340 Floodlight Camera
4.0

Alert delivery is often described as quick, and some reviews say motion alerts feel almost instant. However, excessive alerts can happen until detection and zones are tuned.

Product 2: Eufy EufyCam S3 Pro Security...
4.4

Alert delivery is generally fast and consistent, often pairing text/push alerts with snapshots or quick previews.

On-device processing (AI)
Product 1: Eufy E340 Floodlight Camera
4.0

AI detection and auto-tracking are frequently highlighted, often described as impressive when tuned. Some reviewers report periods of over-detection that improve with updates and feedback.

Product 2: Eufy EufyCam S3 Pro Security...
4.3

On-device AI (with HomeBase) covers people/pets/vehicles and face recognition; it’s helpful for reducing review time, though some say face recognition is less accurate than Google’s best-in-class approach.

ONVIF/RTSP support
Product 1: Eufy E340 Floodlight Camera
1.0

Reviews that discuss open standards state that ONVIF or RTSP style support is not available, reinforcing a closed ecosystem approach.

Product 2: Eufy EufyCam S3 Pro Security...
4.1

Advanced export options (like RTSP/NAS) are mentioned in at least one review for power users, but it’s not the primary workflow for most owners.

Operating temperature range
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.4

Cold-weather and operating limits are mostly positive for outdoor use, but a few reviewers flag very low temperatures as a potential edge case and wish for a heating option.

Optical zoom performance
Product 1: Eufy E340 Floodlight Camera
4.0

The telephoto lens and 3x optical zoom are repeatedly highlighted as the best way to capture readable detail at longer distances, often cited as useful out to around 50 feet.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Power options (battery)
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.3

The large internal battery is repeatedly cited as key to low-maintenance use, especially paired with solar trickle charging and adjustable power modes.

Power options (solar panel)
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.5

Integrated solar panels perform well for topping up the battery with modest sun; shaded installs may need the included/optional external panel or periodic charging.

Pre-event recording length
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.1

When wired, reviewers note short pre-record buffers (around a few seconds) that help capture what happened right before the trigger.

Price value
Product 1: Eufy E340 Floodlight Camera
4.0

Value is often framed as a major strength because key features work without mandatory subscriptions. Some reviews still note the upfront cost and optional hub as tradeoffs.

Product 2: Eufy EufyCam S3 Pro Security...
3.9

Upfront cost is considered high, but reviewers weigh it against subscription savings and premium video/AI; value is best when you’ll keep it long-term and use local storage.

Privacy zone masking ease
Product 1: Eufy E340 Floodlight Camera
4.0

Privacy masking and privacy zones are commonly mentioned as easy to set up, helping block neighbor windows or public areas while still monitoring key zones.

Product 2: Eufy EufyCam S3 Pro Security...
4.2

Privacy zones/masking are repeatedly mentioned as easy to set up and essential for blocking neighbors or streets.

PTZ (pan/tilt/zoom) control responsiveness
Product 1: Eufy E340 Floodlight Camera
4.0

Pan and tilt controls are usually described as responsive and smooth, with tracking that keeps subjects framed. A few reviews mention occasional lag, but it is not the dominant theme.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Recording start-time lag
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.7

Several tests show near-instant recording start after motion, helping capture usable footage from the first frames.

Smart-home integration (Alexa, Google, Siri, HomeKit, Matter, Thread)
Product 1: Eufy E340 Floodlight Camera
3.4

Alexa and Google Assistant support is commonly described as basic, such as live viewing on smart displays and simple routines. Advanced cross-platform automation is limited.

Product 2: Eufy EufyCam S3 Pro Security...
4.1

Smart home support (Alexa/Google) works well for voice commands and smart display viewing, with no major complaints in most reviews.

Smart home accessory compatibility
Product 1: Eufy E340 Floodlight Camera
2.8

Smart home compatibility is described as limited beyond Alexa and Google Assistant. Multiple reviews note missing ecosystems such as HomeKit and SmartThings.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
Speaker volume
Product 1: Eufy E340 Floodlight Camera
4.0

The onboard siren is repeatedly described as loud and attention-grabbing, and the speaker is adequate for two-way talk. Some reviews emphasize the alarm and flashing lights as a deterrent.

Product 2: Eufy EufyCam S3 Pro Security...
3.7

Speaker loudness and clarity are usually adequate, but some reviewers describe the speaker as quiet/muffled or delayed compared to top competitors.

Spotlight features
Product 1: Eufy E340 Floodlight Camera
4.1

Lighting controls are a standout, with dimming, motion-trigger behavior, and ambient schedules like dusk-to-dawn frequently mentioned. Some reviews warn to angle lights to avoid glare in footage.

Product 2: Eufy EufyCam S3 Pro Security...
4.2

Adaptive spotlights help bring subjects into focus at night without always blasting full brightness; they’re useful, though not a replacement for a dedicated floodlight cam.

Streaming reliability
Product 1: Eufy E340 Floodlight Camera
3.0

Streaming quality is generally stable when Wi-Fi is strong, but some reviewers note occasional grainy feeds or quality drops during network issues.

Product 2: Eufy EufyCam S3 Pro Security...
No score yet
System scalability
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.5

HomeBase-based systems scale well, with support for many cameras/devices and centralized storage/AI.

Video resolution and detail
Product 1: Eufy E340 Floodlight Camera
4.3

Reviews consistently praise the dual-lens output: a sharp 3K wide view paired with a 2K telephoto view that helps identify faces, packages, and other details at distance.

Product 2: Eufy EufyCam S3 Pro Security...
4.6

Reviews consistently praise the crisp 4K image with strong detail for faces, clothing, and plates; some note resolution drops to 1080p when viewed/recorded via HomeKit.

Weather resistance rating (IP code)
Product 1: Eufy E340 Floodlight Camera
4.0

IP65 weather resistance is repeatedly cited, suggesting good outdoor durability against dust and water jets. Several reviews still recommend mounting under partial cover when possible.

Product 2: Eufy EufyCam S3 Pro Security...
5.0

IP67-class weather resistance is repeatedly cited, giving confidence for year-round outdoor mounting.

wired
Product 1: Eufy E340 Floodlight Camera
No score yet
Product 2: Eufy EufyCam S3 Pro Security...
4.0

USB-C direct power is supported and unlocks features like 24/7 recording; reviewers note you may need a suitable 5V/2A power supply and proper weather sealing at the port.