Eufy E42 vs S340 – Check Which One Is Best & Why?

SoloCam E42 & SoloCam S340 share many similarities, but there are also important differences, such as quality, performance, features, design, and connectivity. If you want the best one between them, I Would recommend the SoloCam E42 rather than the SoloCam S340. 

Why Do I Recommend The SoloCam E42?

  • The Eufy E42 features a 4K UHD camera sensor for sharper image clarity and more precise object identification, whereas the Eufy S340 uses a 3K dual-lens setup with slightly lower overall sharpness.
  • Eufy E42 supports wired power connection for uninterrupted 24/7 recording, while the Eufy S340 relies mainly on solar and battery power that can limit continuous operation during low sunlight.
  • It includes 16GB of built-in storage through its HomeBase system for reliable local recording without a microSD card, whereas the Eufy S340 has smaller 8GB internal eMMC storage.
  • The Eufy E42 features a 105dB built-in siren for stronger audible deterrence against intruders, while the Eufy S340 uses a standard alarm that is quieter in volume.
  • The Eufy E42 supports license plate recognition within its AI detection system to identify vehicles more accurately, whereas the Eufy S340’s AI focuses mainly on human and pet recognition.
  • Eufy E42 is designed with 24/7 continuous recording capability when powered, to ensure complete surveillance coverage, while the Eufy S340 records only motion-triggered events to conserve battery.
  • It includes red and blue strobe lights for visible deterrence and emergency signaling, whereas the Eufy S340 uses only a white LED spotlight for illumination.
  • The Eufy E42 supports larger external storage expansion up to 16TB via HomeBase hard drive connection for extensive video history, while the Eufy S340 does not support external HDD storage.

Maybe the SoloCam S340 can make you comfortable because it’s a little bit cheaper than the SoloCam E42. But you have to compromise all the above-mentioned features. Now the Decision is Yours. I hope it was helpful to choose the right one.

Side By Side Comparison

FeatureSoloCam E42SoloCam S340
Maximum video resolution4K UHD3K wide-angle + 2K telephoto
Zoom type & magnificationDigital zoomHybrid zoom 8×
Built-in storage internalBuilt-in 16 GB/microSD up to 128 GBBuilt-in eMMC 8 GB
BatteryRemovable solar panel+ battery/USB-CSolar panel + battery
SirenRed & blue strobe lights + 105 dB sirenSpotlight & siren, colour night lighting
Night vision typeColor night vision with spotlightColor night vision
Weatherproof ratingIP65IP67
Smart AI detectionPeople, vehicles, & vehicles license-plateHuman, facial & pet detection
24/7 continuous recording supportYes, when wired/with HomeBaseNo built-in 24/7 continuous recording
Storage expandabilityUp to 16 TB with HomeBase via hard driveNot primarily advertised for large HDD expandability
Power option flexibilityWired mode + solar/batterySolar panel + battery, wireless outdoor optimized
PriceCheck E42 PriceCheck S340 Price

What Common Both Can Do?

  • Smart AI Detection: Both cameras feature advanced AI that can differentiate between humans, pets, and motion types. This helps reduce false alerts and ensures users receive only relevant security notifications.
  • 2-Way Audio: Each model includes built-in microphones and speakers, allowing homeowners to talk and listen directly through the camera feed. This makes it easier to communicate with visitors or deter intruders remotely.
  • Color Night Vision: Both cameras use LED illumination to capture full-color images even in low light. This ensures clear footage and accurate identification of subjects after dark.
  • Motion Detection Alerts: Each device can detect movement and send instant alerts to the user’s smartphone. This real-time response helps users stay aware of activity around their property.
  • Spotlight Illumination: Both models integrate a bright spotlight that activates during motion detection. It enhances visibility and can also act as a deterrent to unwanted visitors.
  • Pan and Tilt Control: Both cameras can rotate horizontally and vertically through app control, enabling users to cover a wide monitoring area without repositioning the device.
  • 360° Coverage: Each device provides nearly complete field-of-view rotation, allowing for full environmental awareness from a single mounting point.
  • Solar Charging Support: Both models support solar panels to maintain battery life automatically. This makes them suitable for long-term outdoor installation without frequent recharging.
  • Built-in Siren: Each camera includes a loud siren for active deterrence, which can be triggered automatically by motion events or manually from the app.
  • Eufy Security App Control: Both cameras are managed through the Eufy Security app, giving users unified control for live view, playback, and configuration.
  • Smart Home Integration: Both devices integrate with Amazon Alexa for voice control and smart home automation. This allows users to view live feeds or arm/disarm systems hands-free.
  • Local Storage Support: Both cameras support local storage through microSD or built-in memory, providing offline video saving without mandatory subscriptions.
  • Cloud Storage Option: Each device also supports optional cloud storage for users who prefer remote access to recorded footage.
  • IP Weather Resistance: Both models are designed with IP-rated protection to resist rain, dust, and temperature fluctuations, making them ideal for outdoor use.
  • Mobile Notifications: Both send real-time push notifications for motion events, keeping users instantly informed no matter where they are.
  • Wi-Fi Connectivity: Both connect wirelessly via Wi-Fi, ensuring easy installation without extensive wiring.
  • Custom Activity Zones: Each camera allows users to define motion detection zones within the app, reducing false alerts from irrelevant areas.
  • Voice Communication: Both support clear voice communication through the app, enabling direct interaction with people near the camera.
  • OTA Firmware Updates: Both models can receive over-the-air software updates to improve AI accuracy and add new features automatically.
  • Privacy Protection Encryption: Both cameras utilize encrypted data transmission and secure storage methods, ensuring user footage and information remain private and protected.

Common Features

FeatureSoloCam E42SoloCam S340
Smart AI DetectionYesYes
2-Way AudioYesYes
Color Night VisionYesYes
Motion Detection AlertsYesYes
Spotlight IlluminationYesYes
Pan and Tilt ControlYesYes
360° CoverageYesYes
Solar Charging SupportYesYes
Built-in SirenYesYes
Eufy Security App ControlYesYes
Smart Home IntegrationAlexaAlexa
Local Storage SupportYesYes
Cloud Storage OptionYesYes
IP Weather ResistanceIP-ratedIP-rated
Mobile NotificationsYesYes
Wi-Fi ConnectivityYesYes
Custom Activity ZonesYesYes
Voice CommunicationYesYes
OTA Firmware UpdatesYesYes
Privacy Protection EncryptionYesYes
Price Check E42 Price
Check S340 Price

FAQ

Does the Eufy E42 support solar charging?
Yes, the Eufy E42 supports solar charging through a compatible Eufy solar panel, allowing it to stay powered continuously outdoors without frequent manual recharging.

Does the Eufy S340 have color night vision?
Yes, the Eufy S340 features color night vision using built-in LED spotlights, providing brighter and more detailed nighttime footage compared to standard infrared night modes.

Can both Eufy E42 and S340 record locally without a subscription?
Yes, both cameras support local storage via microSD card or built-in memory, enabling users to record and access footage without relying on paid cloud plans.

Is the Eufy S340 compatible with Alexa and Google Assistant?
Yes, the Eufy S340 works with both Alexa and Google Assistant for hands-free voice commands and live video viewing on smart displays.

Can the Eufy E42 pan and tilt automatically?
Yes, the Eufy E42 includes pan and tilt functionality that can be manually controlled through the Eufy Security app, though it lacks full AI auto-tracking like the S340.

Do both cameras have two-way audio?
Yes, both Eufy E42 and S340 include two-way audio that allows users to listen and speak through the camera in real time using the mobile app.

What is the video resolution of each camera?
The Eufy E42 captures video in 4K UHD resolution, while the S340 uses a dual-lens system that delivers 3K wide-angle and 2K telephoto footage for flexible viewing.

Are both models weather-resistant?
Yes, both cameras are weather-resistant, with the Eufy E42 rated IP65 and the Eufy S340 rated IP67, making them suitable for outdoor installation in various conditions.

Do these cameras require a HomeBase to function?
No, both models can function independently without a HomeBase, though using one can expand storage and enable advanced features such as continuous recording.

Can motion detection alerts be customized?
Yes, users can create activity zones within the Eufy Security app to focus motion detection on specific areas and reduce false notifications.

Do both models support Wi-Fi connectivity?
Yes, both connect via Wi-Fi, but the Eufy E42 uses 2.4GHz only, while the S340 supports dual-band connectivity for more stable performance.

Is cloud storage available for the Eufy E42 and S340?
Yes, optional cloud storage is available for both models, offering remote access and backup of recorded clips through Eufy’s secure servers.

Can the cameras be controlled from a smartphone?
Yes, both can be managed entirely through the Eufy Security app, where users can view live feeds, playback recordings, adjust settings, and activate alarms.

Do both models include built-in sirens for security?
Yes, both cameras have integrated sirens that can be triggered automatically by motion events or manually to deter intruders.

What type of power options do these cameras have?
The Eufy E42 can be powered via wired connection or solar panel, while the S340 relies mainly on solar and battery power for fully wireless outdoor operation.